webengine/osswebengine/WebCore/rendering/RenderBox.cpp
author Pat Downey <patrick.downey@nokia.com>
Fri, 03 Jul 2009 15:54:40 +0100
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permissions -rw-r--r--
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/**
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 * This file is part of the DOM implementation for KDE.
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 *
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 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
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 *           (C) 1999 Antti Koivisto (koivisto@kde.org)
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 *           (C) 2005 Allan Sandfeld Jensen (kde@carewolf.com)
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 *           (C) 2005, 2006 Samuel Weinig (sam.weinig@gmail.com)
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 * Copyright (C) 2005 Apple Computer, Inc.
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 *
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 * This library is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Library General Public
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 * License as published by the Free Software Foundation; either
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 * version 2 of the License, or (at your option) any later version.
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 *
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 * This library is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * Library General Public License for more details.
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 *
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 * You should have received a copy of the GNU Library General Public License
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 * along with this library; see the file COPYING.LIB.  If not, write to
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 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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 * Boston, MA 02110-1301, USA.
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 *
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 */
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#include "config.h"
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#include "RenderBox.h"
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#include "CachedImage.h"
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#include "Document.h"
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#include "FrameView.h"
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#include "GraphicsContext.h"
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#include "HTMLElement.h"
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#include "HTMLNames.h"
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#include "Frame.h"
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#include "RenderArena.h"
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#include "RenderFlexibleBox.h"
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#include "RenderLayer.h"
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#include "RenderTableCell.h"
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#include "RenderTheme.h"
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#include "RenderView.h"
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#include <algorithm>
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#include <math.h>
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using std::min;
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using std::max;
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namespace WebCore {
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using namespace HTMLNames;
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// Used by flexible boxes when flexing this element.
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typedef WTF::HashMap<const RenderBox*, int> OverrideSizeMap;
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static OverrideSizeMap* gOverrideSizeMap = 0;
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struct cleanOverridSizeMap {
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    ~cleanOverridSizeMap() {
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        if( gOverrideSizeMap ) {
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            gOverrideSizeMap->clear();
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            delete gOverrideSizeMap;
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            gOverrideSizeMap = 0;
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        }
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    }
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};
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struct cleanOverridSizeMap cleanOSizeMap;
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0
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RenderBox::RenderBox(Node* node)
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    : RenderObject(node)
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    , m_width(0)
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    , m_height(0)
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    , m_x(0)
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    , m_y(0)
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    , m_marginLeft(0)
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    , m_marginRight(0)
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    , m_marginTop(0)
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    , m_marginBottom(0)
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    , m_minPrefWidth(-1)
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    , m_maxPrefWidth(-1)
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    , m_layer(0)
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    , m_inlineBoxWrapper(0)
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{
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}
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void RenderBox::setStyle(RenderStyle* newStyle)
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{
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    bool wasFloating = isFloating();
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    bool hadOverflowClip = hasOverflowClip();
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    RenderObject::setStyle(newStyle);
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    // The root and the RenderView always paint their backgrounds/borders.
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    if (isRoot() || isRenderView())
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        setHasBoxDecorations(true);
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    setInline(newStyle->isDisplayInlineType());
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    switch (newStyle->position()) {
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        case AbsolutePosition:
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        case FixedPosition:
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            setPositioned(true);
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            break;
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        default:
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            setPositioned(false);
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            if (newStyle->isFloating())
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                setFloating(true);
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            if (newStyle->position() == RelativePosition)
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                setRelPositioned(true);
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    }
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    // We also handle <body> and <html>, whose overflow applies to the viewport.
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    if (!isRoot() && (!isBody() || !document()->isHTMLDocument()) && (isRenderBlock() || isTableRow() || isTableSection())) {
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        // Check for overflow clip.
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        // It's sufficient to just check one direction, since it's illegal to have visible on only one overflow value.
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        if (newStyle->overflowX() != OVISIBLE) {
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            if (!hadOverflowClip)
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                // Erase the overflow
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                repaint();
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            setHasOverflowClip();
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        }
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    }
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    if (requiresLayer()) {
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        if (!m_layer) {
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            if (wasFloating && isFloating())
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                setChildNeedsLayout(true);
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            m_layer = new (renderArena()) RenderLayer(this);
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            setHasLayer(true);
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            m_layer->insertOnlyThisLayer();
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            if (parent() && !needsLayout() && containingBlock())
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                m_layer->updateLayerPositions();
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        }
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    } else if (m_layer && !isRoot() && !isRenderView()) {
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        ASSERT(m_layer->parent());
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        RenderLayer* layer = m_layer;
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        m_layer = 0;
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        setHasLayer(false);
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        layer->removeOnlyThisLayer();
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        if (wasFloating && isFloating())
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            setChildNeedsLayout(true);
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    }
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    if (m_layer)
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        m_layer->styleChanged();
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    // Set the text color if we're the body.
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    if (isBody())
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        document()->setTextColor(newStyle->color());
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    if (style()->outlineWidth() > 0 && style()->outlineSize() > maximalOutlineSize(PaintPhaseOutline))
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        static_cast<RenderView*>(document()->renderer())->setMaximalOutlineSize(style()->outlineSize());
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}
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RenderBox::~RenderBox()
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{
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}
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void RenderBox::destroy()
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{
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    // A lot of the code in this funtion is just pasted into
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    // RenderWidget::destroy. If anything in this function changes,
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    // be sure to fix RenderWidget::destroy() as well.
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    if (hasOverrideSize())
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        gOverrideSizeMap->remove(this);
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    RenderLayer* layer = m_layer;
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    RenderArena* arena = renderArena();
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    // This must be done before we destroy the RenderObject.
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    if (layer)
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        layer->clearClipRect();
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    RenderObject::destroy();
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    if (layer)
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        layer->destroy(arena);
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}
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int RenderBox::minPrefWidth() const
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{
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    if (prefWidthsDirty())
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        const_cast<RenderBox*>(this)->calcPrefWidths();
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    return m_minPrefWidth;
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}
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int RenderBox::maxPrefWidth() const
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{
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    if (prefWidthsDirty())
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        const_cast<RenderBox*>(this)->calcPrefWidths();
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    return m_maxPrefWidth;
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}
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int RenderBox::overrideSize() const
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{
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    if (!hasOverrideSize())
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        return -1;
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    return gOverrideSizeMap->get(this);
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}
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void RenderBox::setOverrideSize(int s)
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{
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    if (s == -1) {
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        if (hasOverrideSize()) {
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            setHasOverrideSize(false);
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            gOverrideSizeMap->remove(this);
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        }
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    } else {
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        if (!gOverrideSizeMap)
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            gOverrideSizeMap = new OverrideSizeMap();
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        setHasOverrideSize(true);
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        gOverrideSizeMap->set(this, s);
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    }
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}
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int RenderBox::overrideWidth() const
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{
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    return hasOverrideSize() ? overrideSize() : m_width;
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}
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int RenderBox::overrideHeight() const
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{
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    return hasOverrideSize() ? overrideSize() : m_height;
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}
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void RenderBox::setPos(int xPos, int yPos)
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{
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    // Optimize for the case where we don't move at all.
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    if (xPos == m_x && yPos == m_y)
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        return;
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    m_x = xPos;
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    m_y = yPos;
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}
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int RenderBox::calcBorderBoxWidth(int width) const
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{
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    int bordersPlusPadding = borderLeft() + borderRight() + paddingLeft() + paddingRight();
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    if (style()->boxSizing() == CONTENT_BOX)
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        return width + bordersPlusPadding;
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    return max(width, bordersPlusPadding);
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}
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int RenderBox::calcBorderBoxHeight(int height) const
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{
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    int bordersPlusPadding = borderTop() + borderBottom() + paddingTop() + paddingBottom();
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    if (style()->boxSizing() == CONTENT_BOX)
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        return height + bordersPlusPadding;
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    return max(height, bordersPlusPadding);
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}
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int RenderBox::calcContentBoxWidth(int width) const
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{
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    if (style()->boxSizing() == BORDER_BOX)
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        width -= (borderLeft() + borderRight() + paddingLeft() + paddingRight());
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    return max(0, width);
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}
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int RenderBox::calcContentBoxHeight(int height) const
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{
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    if (style()->boxSizing() == BORDER_BOX)
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        height -= (borderTop() + borderBottom() + paddingTop() + paddingBottom());
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    return max(0, height);
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}
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// Hit Testing
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bool RenderBox::nodeAtPoint(const HitTestRequest& request, HitTestResult& result, int x, int y, int tx, int ty, HitTestAction action)
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{
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    tx += m_x;
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    ty += m_y;
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    // Check kids first.
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    for (RenderObject* child = lastChild(); child; child = child->previousSibling()) {
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        // FIXME: We have to skip over inline flows, since they can show up inside table rows
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        // at the moment (a demoted inline <form> for example). If we ever implement a
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        // table-specific hit-test method (which we should do for performance reasons anyway),
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        // then we can remove this check.
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        if (!child->hasLayer() && !child->isInlineFlow() && child->nodeAtPoint(request, result, x, y, tx, ty, action)) {
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            updateHitTestResult(result, IntPoint(x - tx, y - ty));
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            return true;
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        }
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    }
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    // Check our bounds next. For this purpose always assume that we can only be hit in the
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    // foreground phase (which is true for replaced elements like images).
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   290
    if (action == HitTestForeground && IntRect(tx, ty, m_width, m_height).contains(x, y)) {
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        updateHitTestResult(result, IntPoint(x - tx, y - ty));
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        return true;
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    }
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    return false;
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}
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// --------------------- painting stuff -------------------------------
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void RenderBox::paint(PaintInfo& paintInfo, int tx, int ty)
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{
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    tx += m_x;
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    ty += m_y;
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    // default implementation. Just pass paint through to the children
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    PaintInfo childInfo(paintInfo);
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    childInfo.paintingRoot = paintingRootForChildren(paintInfo);
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    for (RenderObject* child = firstChild(); child; child = child->nextSibling())
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        child->paint(childInfo, tx, ty);
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}
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void RenderBox::paintRootBoxDecorations(PaintInfo& paintInfo, int tx, int ty)
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{
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    const BackgroundLayer* bgLayer = style()->backgroundLayers();
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    Color bgColor = style()->backgroundColor();
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    if (document()->isHTMLDocument() && !style()->hasBackground()) {
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        // Locate the <body> element using the DOM.  This is easier than trying
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        // to crawl around a render tree with potential :before/:after content and
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   319
        // anonymous blocks created by inline <body> tags etc.  We can locate the <body>
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        // render object very easily via the DOM.
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   321
        HTMLElement* body = document()->body();
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        RenderObject* bodyObject = (body && body->hasLocalName(bodyTag)) ? body->renderer() : 0;
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   323
        if (bodyObject) {
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   324
            bgLayer = bodyObject->style()->backgroundLayers();
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            bgColor = bodyObject->style()->backgroundColor();
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   326
        }
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   327
    }
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   328
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    int w = width();
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    int h = height();
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   331
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    int rw;
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   333
    int rh;
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   334
    if (view()->frameView()) {
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   335
        rw = view()->frameView()->contentsWidth();
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        rh = view()->frameView()->contentsHeight();
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   337
    } else {
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        rw = view()->width();
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   339
        rh = view()->height();
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   340
    }
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   341
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    int bx = tx - marginLeft();
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    int by = ty - marginTop();
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   344
    int bw = max(w + marginLeft() + marginRight() + borderLeft() + borderRight(), rw);
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   345
    int bh = max(h + marginTop() + marginBottom() + borderTop() + borderBottom(), rh);
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   346
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   347
    // CSS2 14.2:
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   348
    // " The background of the box generated by the root element covers the entire canvas."
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   349
    // hence, paint the background even in the margin areas (unlike for every other element!)
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parents:
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   350
    // I just love these little inconsistencies .. :-( (Dirk)
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   351
    int my = max(by, paintInfo.rect.y());
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   352
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   353
    paintBackgrounds(paintInfo.context, bgColor, bgLayer, my, paintInfo.rect.height(), bx, by, bw, bh);
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   354
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   355
    if (style()->hasBorder() && style()->display() != INLINE)
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   356
        paintBorder(paintInfo.context, tx, ty, w, h, style());
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   357
}
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   358
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   359
void RenderBox::paintBoxDecorations(PaintInfo& paintInfo, int tx, int ty)
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   360
{
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   361
    if (!shouldPaintWithinRoot(paintInfo))
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   362
        return;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   363
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   364
    if (isRoot()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   365
        paintRootBoxDecorations(paintInfo, tx, ty);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   366
        return;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   367
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   368
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   369
    int w = width();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   370
    int h = height() + borderTopExtra() + borderBottomExtra();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   371
    ty -= borderTopExtra();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   372
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   373
    // border-fit can adjust where we paint our border and background.  If set, we snugly fit our line box descendants.  (The iChat
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   374
    // balloon layout is an example of this).
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   375
    borderFitAdjust(tx, w);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   376
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   377
    int my = max(ty, paintInfo.rect.y());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   378
    int mh;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   379
    if (ty < paintInfo.rect.y())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   380
        mh = max(0, h - (paintInfo.rect.y() - ty));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   381
    else
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   382
        mh = min(paintInfo.rect.height(), h);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   383
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   384
    // FIXME: Should eventually give the theme control over whether the box shadow should paint, since controls could have
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   385
    // custom shadows of their own.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   386
    paintBoxShadow(paintInfo.context, tx, ty, w, h, style());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   387
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   388
    // If we have a native theme appearance, paint that before painting our background.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   389
    // The theme will tell us whether or not we should also paint the CSS background.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   390
    bool themePainted = style()->hasAppearance() && !theme()->paint(this, paintInfo, IntRect(tx, ty, w, h));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   391
    if (!themePainted) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   392
        // The <body> only paints its background if the root element has defined a background
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   393
        // independent of the body.  Go through the DOM to get to the root element's render object,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   394
        // since the root could be inline and wrapped in an anonymous block.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   395
        if (!isBody() || !document()->isHTMLDocument() || document()->documentElement()->renderer()->style()->hasBackground())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   396
            paintBackgrounds(paintInfo.context, style()->backgroundColor(), style()->backgroundLayers(), my, mh, tx, ty, w, h);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   397
        if (style()->hasAppearance())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   398
            theme()->paintDecorations(this, paintInfo, IntRect(tx, ty, w, h));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   399
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   400
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   401
    // The theme will tell us whether or not we should also paint the CSS border.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   402
    if ((!style()->hasAppearance() || (!themePainted && theme()->paintBorderOnly(this, paintInfo, IntRect(tx, ty, w, h)))) && style()->hasBorder())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   403
        paintBorder(paintInfo.context, tx, ty, w, h, style());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   404
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   405
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   406
void RenderBox::paintBackgrounds(GraphicsContext* context, const Color& c, const BackgroundLayer* bgLayer,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   407
                                 int clipY, int clipH, int tx, int ty, int width, int height)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   408
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   409
    if (!bgLayer)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   410
        return;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   411
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   412
    paintBackgrounds(context, c, bgLayer->next(), clipY, clipH, tx, ty, width, height);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   413
    paintBackground(context, c, bgLayer, clipY, clipH, tx, ty, width, height);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   414
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   415
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   416
void RenderBox::paintBackground(GraphicsContext* context, const Color& c, const BackgroundLayer* bgLayer,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   417
                                int clipY, int clipH, int tx, int ty, int width, int height)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   418
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   419
    paintBackgroundExtended(context, c, bgLayer, clipY, clipH, tx, ty, width, height);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   420
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   421
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   422
static void cacluateBackgroundSize(const BackgroundLayer* bgLayer, int& scaledWidth, int& scaledHeight)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   423
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   424
    CachedImage* bg = bgLayer->backgroundImage();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   425
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   426
    if (bgLayer->isBackgroundSizeSet()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   427
        Length bgWidth = bgLayer->backgroundSize().width;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   428
        Length bgHeight = bgLayer->backgroundSize().height;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   429
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   430
        if (bgWidth.isPercent())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   431
            scaledWidth = bgWidth.calcValue(scaledWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   432
        else if (bgWidth.isFixed())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   433
            scaledWidth = bgWidth.value();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   434
        else if (bgWidth.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   435
            // If the width is auto and the height is not, we have to use the appropriate
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   436
            // scale to maintain our aspect ratio.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   437
            if (bgHeight.isPercent()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   438
                int scaledH = bgHeight.calcValue(scaledHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   439
                scaledWidth = bg->imageSize().width() * scaledH / bg->imageSize().height();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   440
            } else if (bgHeight.isFixed())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   441
                scaledWidth = bg->imageSize().width() * bgHeight.value() / bg->imageSize().height();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   442
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   443
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   444
        if (bgHeight.isPercent())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   445
            scaledHeight = bgHeight.calcValue(scaledHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   446
        else if (bgHeight.isFixed())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   447
            scaledHeight = bgHeight.value();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   448
        else if (bgHeight.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   449
            // If the height is auto and the width is not, we have to use the appropriate
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   450
            // scale to maintain our aspect ratio.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   451
            if (bgWidth.isPercent())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   452
                scaledHeight = bg->imageSize().height() * scaledWidth / bg->imageSize().width();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   453
            else if (bgWidth.isFixed())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   454
                scaledHeight = bg->imageSize().height() * bgWidth.value() / bg->imageSize().width();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   455
            else if (bgWidth.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   456
                // If both width and height are auto, we just want to use the image's
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   457
                // intrinsic size.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   458
                scaledWidth = bg->imageSize().width();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   459
                scaledHeight = bg->imageSize().height();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   460
            }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   461
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   462
    } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   463
        scaledWidth = bg->imageSize().width();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   464
        scaledHeight = bg->imageSize().height();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   465
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   466
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   467
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   468
void RenderBox::imageChanged(CachedImage* image)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   469
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   470
    if (!image || !image->canRender() || !parent() || !view())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   471
        return;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   472
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   473
    if (isInlineFlow() || style()->borderImage().image() == image) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   474
        repaint();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   475
        return;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   476
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   477
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   478
    bool didFullRepaint = false;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   479
    IntRect absoluteRect;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   480
    RenderBox* backgroundRenderer;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   481
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   482
    if (isRoot() || (isBody() && document()->isHTMLDocument() && !document()->documentElement()->renderer()->style()->hasBackground())) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   483
        // Our background propagates to the root.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   484
        backgroundRenderer = view();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   485
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   486
        int rw;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   487
        int rh;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   488
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   489
        if (FrameView* frameView = static_cast<RenderView*>(backgroundRenderer)->frameView()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   490
            rw = frameView->contentsWidth();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   491
            rh = frameView->contentsHeight();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   492
        } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   493
            rw = backgroundRenderer->width();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   494
            rh = backgroundRenderer->height();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   495
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   496
        absoluteRect = IntRect(-backgroundRenderer->marginLeft(),
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   497
            -backgroundRenderer->marginTop(),
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   498
            max(backgroundRenderer->width() + backgroundRenderer->marginLeft() + backgroundRenderer->marginRight() + backgroundRenderer->borderLeft() + backgroundRenderer->borderRight(), rw),
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   499
            max(backgroundRenderer->height() + backgroundRenderer->marginTop() + backgroundRenderer->marginBottom() + backgroundRenderer->borderTop() + backgroundRenderer->borderBottom(), rh));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   500
    } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   501
        backgroundRenderer = this;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   502
        absoluteRect = borderBox();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   503
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   504
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   505
    backgroundRenderer->computeAbsoluteRepaintRect(absoluteRect);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   506
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   507
    for (const BackgroundLayer* bgLayer = style()->backgroundLayers(); bgLayer && !didFullRepaint; bgLayer = bgLayer->next()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   508
        if (image == bgLayer->backgroundImage()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   509
            IntRect repaintRect;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   510
            IntPoint phase;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   511
            IntSize tileSize;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   512
            backgroundRenderer->calculateBackgroundImageGeometry(bgLayer, absoluteRect.x(), absoluteRect.y(), absoluteRect.width(), absoluteRect.height(), repaintRect, phase, tileSize);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   513
            view()->repaintViewRectangle(repaintRect);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   514
            if (repaintRect == absoluteRect)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   515
                didFullRepaint = true;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   516
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   517
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   518
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   519
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   520
void RenderBox::calculateBackgroundImageGeometry(const BackgroundLayer* bgLayer, int tx, int ty, int w, int h, IntRect& destRect, IntPoint& phase, IntSize& tileSize)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   521
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   522
    int pw;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   523
    int ph;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   524
    int left = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   525
    int right = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   526
    int top = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   527
    int bottom = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   528
    int cx;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   529
    int cy;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   530
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   531
    // CSS2 chapter 14.2.1
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   532
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   533
    if (bgLayer->backgroundAttachment()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   534
        // Scroll
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   535
        if (bgLayer->backgroundOrigin() != BGBORDER) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   536
            left = borderLeft();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   537
            right = borderRight();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   538
            top = borderTop();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   539
            bottom = borderBottom();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   540
            if (bgLayer->backgroundOrigin() == BGCONTENT) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   541
                left += paddingLeft();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   542
                right += paddingRight();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   543
                top += paddingTop();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   544
                bottom += paddingBottom();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   545
            }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   546
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   547
        cx = tx;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   548
        cy = ty;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   549
        pw = w - left - right;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   550
        ph = h - top - bottom;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   551
    } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   552
        // Fixed
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   553
        IntRect vr = viewRect();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   554
        cx = vr.x();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   555
        cy = vr.y();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   556
        pw = vr.width();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   557
        ph = vr.height();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   558
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   559
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   560
    int sx = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   561
    int sy = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   562
    int cw;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   563
    int ch;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   564
    int scaledImageWidth = pw;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   565
    int scaledImageHeight = ph;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   566
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   567
    cacluateBackgroundSize(bgLayer, scaledImageWidth, scaledImageHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   568
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   569
    EBackgroundRepeat backgroundRepeat = bgLayer->backgroundRepeat();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   570
    
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   571
    int xPosition = bgLayer->backgroundXPosition().calcMinValue(pw - scaledImageWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   572
    if (backgroundRepeat == REPEAT || backgroundRepeat == REPEAT_X) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   573
        cw = pw + left + right;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   574
        sx = scaledImageWidth ? scaledImageWidth - (xPosition + left) % scaledImageWidth : 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   575
    } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   576
        cx += max(xPosition + left, 0);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   577
        sx = -min(xPosition + left, 0);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   578
        cw = scaledImageWidth + min(xPosition + left, 0);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   579
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   580
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   581
    int yPosition = bgLayer->backgroundYPosition().calcMinValue(ph - scaledImageHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   582
    if (backgroundRepeat == REPEAT || backgroundRepeat == REPEAT_Y) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   583
        ch = ph + top + bottom;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   584
        sy = scaledImageHeight ? scaledImageHeight - (yPosition + top) % scaledImageHeight : 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   585
    } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   586
        cy += max(yPosition + top, 0);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   587
        sy = -min(yPosition + top, 0);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   588
        ch = scaledImageHeight + min(yPosition + top, 0);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   589
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   590
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   591
    if (!bgLayer->backgroundAttachment()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   592
        sx += max(tx - cx, 0);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   593
        sy += max(ty - cy, 0);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   594
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   595
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   596
    destRect = IntRect(cx, cy, cw, ch);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   597
    destRect.intersect(IntRect(tx, ty, w, h));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   598
    phase = IntPoint(sx, sy);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   599
    tileSize = IntSize(scaledImageWidth, scaledImageHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   600
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   601
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   602
void RenderBox::paintBackgroundExtended(GraphicsContext* context, const Color& c, const BackgroundLayer* bgLayer, int clipY, int clipH,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   603
                                        int tx, int ty, int w, int h, bool includeLeftEdge, bool includeRightEdge)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   604
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   605
    int bLeft = includeLeftEdge ? borderLeft() : 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   606
    int bRight = includeRightEdge ? borderRight() : 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   607
    int pLeft = includeLeftEdge ? paddingLeft() : 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   608
    int pRight = includeRightEdge ? paddingRight() : 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   609
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   610
    bool clippedToBorderRadius = false;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   611
    if (style()->hasBorderRadius() && (includeLeftEdge || includeRightEdge)) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   612
        context->save();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   613
        context->addRoundedRectClip(IntRect(tx, ty, w, h),
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   614
            includeLeftEdge ? style()->borderTopLeftRadius() : IntSize(),
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   615
            includeRightEdge ? style()->borderTopRightRadius() : IntSize(),
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   616
            includeLeftEdge ? style()->borderBottomLeftRadius() : IntSize(),
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   617
            includeRightEdge ? style()->borderBottomRightRadius() : IntSize());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   618
        clippedToBorderRadius = true;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   619
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   620
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   621
    if (bgLayer->backgroundClip() != BGBORDER) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   622
        // Clip to the padding or content boxes as necessary.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   623
        bool includePadding = bgLayer->backgroundClip() == BGCONTENT;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   624
        int x = tx + bLeft + (includePadding ? pLeft : 0);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   625
        int y = ty + borderTop() + (includePadding ? paddingTop() : 0);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   626
        int width = w - bLeft - bRight - (includePadding ? pLeft + pRight : 0);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   627
        int height = h - borderTop() - borderBottom() - (includePadding ? paddingTop() + paddingBottom() : 0);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   628
        context->save();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   629
        context->clip(IntRect(x, y, width, height));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   630
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   631
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   632
    CachedImage* bg = bgLayer->backgroundImage();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   633
    bool shouldPaintBackgroundImage = bg && bg->canRender();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   634
    Color bgColor = c;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   635
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   636
    // When this style flag is set, change existing background colors and images to a solid white background.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   637
    // If there's no bg color or image, leave it untouched to avoid affecting transparency.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   638
    // We don't try to avoid loading the background images, because this style flag is only set
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   639
    // when printing, and at that point we've already loaded the background images anyway. (To avoid
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   640
    // loading the background images we'd have to do this check when applying styles rather than
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   641
    // while rendering.)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   642
    if (style()->forceBackgroundsToWhite()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   643
        // Note that we can't reuse this variable below because the bgColor might be changed
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   644
        bool shouldPaintBackgroundColor = !bgLayer->next() && bgColor.isValid() && bgColor.alpha() > 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   645
        if (shouldPaintBackgroundImage || shouldPaintBackgroundColor) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   646
            bgColor = Color::white;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   647
            shouldPaintBackgroundImage = false;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   648
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   649
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   650
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   651
    // Only fill with a base color (e.g., white) if we're the root document, since iframes/frames with
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   652
    // no background in the child document should show the parent's background.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   653
    bool isTransparent = false;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   654
    if (!bgLayer->next() && isRoot() && !(bgColor.isValid() && bgColor.alpha() > 0) && view()->frameView()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   655
        Node* elt = document()->ownerElement();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   656
        if (elt) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   657
            if (!elt->hasTagName(frameTag)) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   658
                // Locate the <body> element using the DOM.  This is easier than trying
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   659
                // to crawl around a render tree with potential :before/:after content and
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   660
                // anonymous blocks created by inline <body> tags etc.  We can locate the <body>
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   661
                // render object very easily via the DOM.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   662
                HTMLElement* body = document()->body();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   663
                isTransparent = !body || !body->hasLocalName(framesetTag); // Can't scroll a frameset document anyway.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   664
            }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   665
        } else
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   666
            isTransparent = view()->frameView()->isTransparent();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   667
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   668
        if (isTransparent)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   669
            view()->frameView()->setUseSlowRepaints(); // The parent must show behind the child.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   670
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   671
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   672
    // Paint the color first underneath all images.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   673
    if (!bgLayer->next()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   674
        IntRect rect(tx, clipY, w, clipH);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   675
        // If we have an alpha and we are painting the root element, go ahead and blend with the base background color.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   676
        if (isRoot() && (!bgColor.isValid() || bgColor.alpha() < 0xFF) && !isTransparent) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   677
            Color baseColor = view()->frameView()->baseBackgroundColor();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   678
            if (baseColor.alpha() > 0) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   679
                context->save();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   680
                context->setCompositeOperation(CompositeCopy);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   681
                context->fillRect(rect, baseColor);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   682
                context->restore();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   683
            } else
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   684
                context->clearRect(rect);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   685
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   686
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   687
        if (bgColor.isValid() && bgColor.alpha() > 0)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   688
            context->fillRect(rect, bgColor);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   689
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   690
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   691
    // no progressive loading of the background image
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   692
    if (shouldPaintBackgroundImage) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   693
        IntRect destRect;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   694
        IntPoint phase;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   695
        IntSize tileSize;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   696
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   697
        calculateBackgroundImageGeometry(bgLayer, tx, ty, w, h, destRect, phase, tileSize);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   698
        if (!destRect.isEmpty())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   699
            context->drawTiledImage(bg->image(), destRect, phase, tileSize, bgLayer->backgroundComposite());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   700
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   701
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   702
    if (bgLayer->backgroundClip() != BGBORDER)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   703
        // Undo the background clip
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   704
        context->restore();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   705
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   706
    if (clippedToBorderRadius)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   707
        // Undo the border radius clip
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   708
        context->restore();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   709
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   710
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   711
#if PLATFORM(MAC)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   712
void RenderBox::paintCustomHighlight(int tx, int ty, const AtomicString& type, bool behindText)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   713
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   714
    InlineBox* boxWrap = inlineBoxWrapper();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   715
    RootInlineBox* r = boxWrap ? boxWrap->root() : 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   716
    if (r) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   717
        FloatRect rootRect(tx + r->xPos(), ty + r->selectionTop(), r->width(), r->selectionHeight());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   718
        FloatRect imageRect(tx + m_x, rootRect.y(), width(), rootRect.height());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   719
        document()->frame()->paintCustomHighlight(type, imageRect, rootRect, behindText, false, node());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   720
    } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   721
        FloatRect imageRect(tx + m_x, ty + m_y, width(), height());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   722
        document()->frame()->paintCustomHighlight(type, imageRect, imageRect, behindText, false, node());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   723
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   724
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   725
#endif
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   726
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   727
IntRect RenderBox::getOverflowClipRect(int tx, int ty)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   728
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   729
    // FIXME: When overflow-clip (CSS3) is implemented, we'll obtain the property
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   730
    // here.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   731
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   732
    int bLeft = borderLeft();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   733
    int bTop = borderTop();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   734
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   735
    int clipX = tx + bLeft;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   736
    int clipY = ty + bTop;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   737
    int clipWidth = m_width - bLeft - borderRight();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   738
    int clipHeight = m_height - bTop - borderBottom() + borderTopExtra() + borderBottomExtra();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   739
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   740
    // Subtract out scrollbars if we have them.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   741
    if (m_layer) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   742
        clipWidth -= m_layer->verticalScrollbarWidth();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   743
        clipHeight -= m_layer->horizontalScrollbarHeight();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   744
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   745
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   746
    return IntRect(clipX, clipY, clipWidth, clipHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   747
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   748
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   749
IntRect RenderBox::getClipRect(int tx, int ty)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   750
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   751
    int clipX = tx;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   752
    int clipY = ty;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   753
    int clipWidth = m_width;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   754
    int clipHeight = m_height;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   755
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   756
    if (!style()->clipLeft().isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   757
        int c = style()->clipLeft().calcValue(m_width);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   758
        clipX += c;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   759
        clipWidth -= c;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   760
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   761
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   762
    if (!style()->clipRight().isAuto())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   763
        clipWidth -= m_width - style()->clipRight().calcValue(m_width);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   764
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   765
    if (!style()->clipTop().isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   766
        int c = style()->clipTop().calcValue(m_height);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   767
        clipY += c;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   768
        clipHeight -= c;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   769
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   770
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   771
    if (!style()->clipBottom().isAuto())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   772
        clipHeight -= m_height - style()->clipBottom().calcValue(m_height);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   773
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   774
    return IntRect(clipX, clipY, clipWidth, clipHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   775
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   776
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   777
int RenderBox::containingBlockWidth() const
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   778
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   779
    RenderBlock* cb = containingBlock();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   780
    if (!cb)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   781
        return 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   782
    if (shrinkToAvoidFloats())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   783
        return cb->lineWidth(m_y);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   784
    return cb->availableWidth();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   785
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   786
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   787
IntSize RenderBox::offsetForPositionedInContainer(RenderObject* container) const
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   788
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   789
    if (!container->isRelPositioned() || !container->isInlineFlow())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   790
        return IntSize();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   791
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   792
    // When we have an enclosing relpositioned inline, we need to add in the offset of the first line
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   793
    // box from the rest of the content, but only in the cases where we know we're positioned
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   794
    // relative to the inline itself.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   795
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   796
    IntSize offset;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   797
    RenderFlow* flow = static_cast<RenderFlow*>(container);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   798
    int sx;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   799
    int sy;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   800
    if (flow->firstLineBox()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   801
        sx = flow->firstLineBox()->xPos();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   802
        sy = flow->firstLineBox()->yPos();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   803
    } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   804
        sx = flow->staticX();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   805
        sy = flow->staticY();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   806
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   807
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   808
    if (!hasStaticX())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   809
        offset.setWidth(sx);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   810
    // This is not terribly intuitive, but we have to match other browsers.  Despite being a block display type inside
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   811
    // an inline, we still keep our x locked to the left of the relative positioned inline.  Arguably the correct
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   812
    // behavior would be to go flush left to the block that contains the inline, but that isn't what other browsers
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   813
    // do.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   814
    else if (!style()->isOriginalDisplayInlineType())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   815
        // Avoid adding in the left border/padding of the containing block twice.  Subtract it out.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   816
        offset.setWidth(sx - (containingBlock()->borderLeft() + containingBlock()->paddingLeft()));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   817
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   818
    if (!hasStaticY())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   819
        offset.setHeight(sy);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   820
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   821
    return offset;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   822
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   823
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   824
bool RenderBox::absolutePosition(int& xPos, int& yPos, bool fixed) const
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   825
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   826
    if (RenderView* v = view()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   827
        if (LayoutState* layoutState = v->layoutState()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   828
            xPos = layoutState->m_offset.width() + m_x;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   829
            yPos = layoutState->m_offset.height() + m_y;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   830
            return true;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   831
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   832
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   833
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   834
    if (style()->position() == FixedPosition)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   835
        fixed = true;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   836
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   837
    RenderObject* o = container();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   838
    if (o && o->absolutePosition(xPos, yPos, fixed)) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   839
        yPos += o->borderTopExtra();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   840
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   841
        if (style()->position() == AbsolutePosition) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   842
            IntSize offset = offsetForPositionedInContainer(o);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   843
            xPos += offset.width();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   844
            yPos += offset.height();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   845
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   846
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   847
        if (o->hasOverflowClip())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   848
            o->layer()->subtractScrollOffset(xPos, yPos);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   849
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   850
        if (!isInline() || isReplaced()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   851
            RenderBlock* cb;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   852
            if (o->isBlockFlow() && style()->position() != AbsolutePosition && style()->position() != FixedPosition
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   853
                    && (cb = static_cast<RenderBlock*>(o))->hasColumns()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   854
                IntRect rect(m_x, m_y, 1, 1);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   855
                cb->adjustRectForColumns(rect);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   856
                xPos += rect.x();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   857
                yPos += rect.y();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   858
            } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   859
                xPos += m_x;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   860
                yPos += m_y;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   861
            }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   862
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   863
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   864
        if (isRelPositioned()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   865
            xPos += relativePositionOffsetX();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   866
            yPos += relativePositionOffsetY();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   867
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   868
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   869
        return true;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   870
    } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   871
        xPos = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   872
        yPos = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   873
        return false;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   874
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   875
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   876
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   877
void RenderBox::dirtyLineBoxes(bool fullLayout, bool /*isRootLineBox*/)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   878
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   879
    if (m_inlineBoxWrapper) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   880
        if (fullLayout) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   881
            m_inlineBoxWrapper->destroy(renderArena());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   882
            m_inlineBoxWrapper = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   883
        } else
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   884
            m_inlineBoxWrapper->dirtyLineBoxes();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   885
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   886
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   887
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   888
void RenderBox::position(InlineBox* box)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   889
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   890
    if (isPositioned()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   891
        // Cache the x position only if we were an INLINE type originally.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   892
        bool wasInline = style()->isOriginalDisplayInlineType();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   893
        if (wasInline && hasStaticX()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   894
            // The value is cached in the xPos of the box.  We only need this value if
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   895
            // our object was inline originally, since otherwise it would have ended up underneath
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   896
            // the inlines.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   897
            setStaticX(box->xPos());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   898
            setChildNeedsLayout(true, false); // Just go ahead and mark the positioned object as needing layout, so it will update its position properly.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   899
        } else if (!wasInline && hasStaticY()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   900
            // Our object was a block originally, so we make our normal flow position be
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   901
            // just below the line box (as though all the inlines that came before us got
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   902
            // wrapped in an anonymous block, which is what would have happened had we been
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   903
            // in flow).  This value was cached in the yPos() of the box.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   904
            setStaticY(box->yPos());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   905
            setChildNeedsLayout(true, false); // Just go ahead and mark the positioned object as needing layout, so it will update its position properly.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   906
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   907
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   908
        // Nuke the box.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   909
        box->remove();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   910
        box->destroy(renderArena());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   911
    } else if (isReplaced()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   912
        m_x = box->xPos();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   913
        m_y = box->yPos();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   914
        m_inlineBoxWrapper = box;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   915
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   916
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   917
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   918
void RenderBox::deleteLineBoxWrapper()
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   919
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   920
    if (m_inlineBoxWrapper) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   921
        if (!documentBeingDestroyed())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   922
            m_inlineBoxWrapper->remove();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   923
        m_inlineBoxWrapper->destroy(renderArena());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   924
        m_inlineBoxWrapper = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   925
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   926
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   927
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   928
IntRect RenderBox::absoluteClippedOverflowRect()
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   929
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   930
    IntRect r = overflowRect(false);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   931
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   932
    if (RenderView* v = view())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   933
        r.move(v->layoutDelta());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   934
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   935
    if (style()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   936
        if (style()->hasAppearance())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   937
            // The theme may wish to inflate the rect used when repainting.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   938
            theme()->adjustRepaintRect(this, r);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   939
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   940
        // FIXME: Technically the outline inflation could fit within the theme inflation.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   941
        if (!isInline() && continuation())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   942
            r.inflate(continuation()->style()->outlineSize());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   943
        else
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   944
            r.inflate(style()->outlineSize());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   945
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   946
    computeAbsoluteRepaintRect(r);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   947
    return r;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   948
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   949
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   950
void RenderBox::computeAbsoluteRepaintRect(IntRect& rect, bool fixed)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   951
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   952
    if (RenderView* v = view()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   953
        if (LayoutState* layoutState = v->layoutState()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   954
            rect.move(m_x, m_y);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   955
            rect.move(layoutState->m_offset);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   956
            if (layoutState->m_clipped)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   957
                rect.intersect(layoutState->m_clipRect);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   958
            return;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   959
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   960
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   961
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   962
    int x = rect.x() + m_x;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   963
    int y = rect.y() + m_y;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   964
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   965
    // Apply the relative position offset when invalidating a rectangle.  The layer
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   966
    // is translated, but the render box isn't, so we need to do this to get the
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   967
    // right dirty rect.  Since this is called from RenderObject::setStyle, the relative position
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   968
    // flag on the RenderObject has been cleared, so use the one on the style().
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   969
    if (style()->position() == RelativePosition && m_layer)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   970
        m_layer->relativePositionOffset(x, y);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   971
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   972
    if (style()->position() == FixedPosition)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   973
        fixed = true;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   974
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   975
    RenderObject* o = container();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   976
    if (o) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   977
        if (o->isBlockFlow() && style()->position() != AbsolutePosition && style()->position() != FixedPosition) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   978
            RenderBlock* cb = static_cast<RenderBlock*>(o);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   979
            if (cb->hasColumns()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   980
                IntRect repaintRect(x, y, rect.width(), rect.height());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   981
                cb->adjustRectForColumns(repaintRect);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   982
                x = repaintRect.x();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   983
                y = repaintRect.y();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   984
                rect = repaintRect;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   985
            }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   986
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   987
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   988
        if (style()->position() == AbsolutePosition) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   989
            IntSize offset = offsetForPositionedInContainer(o);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   990
            x += offset.width();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   991
            y += offset.height();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   992
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   993
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   994
        // FIXME: We ignore the lightweight clipping rect that controls use, since if |o| is in mid-layout,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   995
        // its controlClipRect will be wrong. For overflow clip we use the values cached by the layer.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   996
        if (o->hasOverflowClip()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   997
            // o->height() is inaccurate if we're in the middle of a layout of |o|, so use the
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   998
            // layer's size instead.  Even if the layer's size is wrong, the layer itself will repaint
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
   999
            // anyway if its size does change.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1000
            IntRect boxRect(0, 0, o->layer()->width(), o->layer()->height());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1001
            o->layer()->subtractScrollOffset(x, y); // For overflow:auto/scroll/hidden.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1002
            IntRect repaintRect(x, y, rect.width(), rect.height());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1003
            rect = intersection(repaintRect, boxRect);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1004
            if (rect.isEmpty())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1005
                return;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1006
        } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1007
            rect.setX(x);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1008
            rect.setY(y);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1009
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1010
        o->computeAbsoluteRepaintRect(rect, fixed);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1011
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1012
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1013
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1014
void RenderBox::repaintDuringLayoutIfMoved(const IntRect& rect)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1015
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1016
    int newX = m_x;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1017
    int newY = m_y;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1018
    int newWidth = m_width;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1019
    int newHeight = m_height;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1020
    if (rect.x() != newX || rect.y() != newY) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1021
        // The child moved.  Invalidate the object's old and new positions.  We have to do this
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1022
        // since the object may not have gotten a layout.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1023
        m_x = rect.x();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1024
        m_y = rect.y();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1025
        m_width = rect.width();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1026
        m_height = rect.height();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1027
        repaint();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1028
        repaintOverhangingFloats(true);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1029
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1030
        m_x = newX;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1031
        m_y = newY;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1032
        m_width = newWidth;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1033
        m_height = newHeight;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1034
        repaint();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1035
        repaintOverhangingFloats(true);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1036
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1037
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1038
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1039
int RenderBox::relativePositionOffsetX() const
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1040
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1041
    if (!style()->left().isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1042
        if (!style()->right().isAuto() && containingBlock()->style()->direction() == RTL)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1043
            return -style()->right().calcValue(containingBlockWidth());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1044
        return style()->left().calcValue(containingBlockWidth());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1045
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1046
    if (!style()->right().isAuto())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1047
        return -style()->right().calcValue(containingBlockWidth());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1048
    return 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1049
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1050
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1051
int RenderBox::relativePositionOffsetY() const
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1052
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1053
    if (!style()->top().isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1054
        if (!style()->top().isPercent() || containingBlock()->style()->height().isFixed())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1055
            return style()->top().calcValue(containingBlockHeight());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1056
    } else if (!style()->bottom().isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1057
        if (!style()->bottom().isPercent() || containingBlock()->style()->height().isFixed())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1058
            return -style()->bottom().calcValue(containingBlockHeight());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1059
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1060
    return 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1061
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1062
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1063
void RenderBox::calcWidth()
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1064
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1065
    if (isPositioned()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1066
        calcAbsoluteHorizontal();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1067
        return;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1068
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1069
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1070
    // If layout is limited to a subtree, the subtree root's width does not change.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1071
    if (node() && view()->frameView() && view()->frameView()->layoutRoot() == node())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1072
        return;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1073
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1074
    // The parent box is flexing us, so it has increased or decreased our
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1075
    // width.  Use the width from the style context.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1076
    if (hasOverrideSize() &&  parent()->style()->boxOrient() == HORIZONTAL
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1077
            && parent()->isFlexibleBox() && parent()->isFlexingChildren()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1078
        m_width = overrideSize();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1079
        return;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1080
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1081
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1082
    bool inVerticalBox = parent()->isFlexibleBox() && (parent()->style()->boxOrient() == VERTICAL);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1083
    bool stretching = (parent()->style()->boxAlign() == BSTRETCH);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1084
    bool treatAsReplaced = isReplaced() && !isInlineBlockOrInlineTable() && (!inVerticalBox || !stretching);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1085
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1086
    Length width = (treatAsReplaced) ? Length(calcReplacedWidth(), Fixed) : style()->width();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1087
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1088
    RenderBlock* cb = containingBlock();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1089
    int containerWidth = max(0, containingBlockWidth());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1090
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1091
    Length marginLeft = style()->marginLeft();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1092
    Length marginRight = style()->marginRight();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1093
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1094
    if (isInline() && !isInlineBlockOrInlineTable()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1095
        // just calculate margins
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1096
        m_marginLeft = marginLeft.calcMinValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1097
        m_marginRight = marginRight.calcMinValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1098
        if (treatAsReplaced)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1099
            m_width = max(width.value() + borderLeft() + borderRight() + paddingLeft() + paddingRight(), minPrefWidth());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1100
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1101
        return;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1102
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1103
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1104
    // Width calculations
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1105
    if (treatAsReplaced)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1106
        m_width = width.value() + borderLeft() + borderRight() + paddingLeft() + paddingRight();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1107
    else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1108
        // Calculate Width
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1109
        m_width = calcWidthUsing(Width, containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1110
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1111
        // Calculate MaxWidth
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1112
        if (!style()->maxWidth().isUndefined()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1113
            int maxW = calcWidthUsing(MaxWidth, containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1114
            if (m_width > maxW) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1115
                m_width = maxW;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1116
                width = style()->maxWidth();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1117
            }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1118
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1119
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1120
        // Calculate MinWidth
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1121
        int minW = calcWidthUsing(MinWidth, containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1122
        if (m_width < minW) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1123
            m_width = minW;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1124
            width = style()->minWidth();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1125
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1126
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1127
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1128
    if (stretchesToMinIntrinsicWidth()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1129
        m_width = max(m_width, minPrefWidth());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1130
        width = Length(m_width, Fixed);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1131
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1132
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1133
    // Margin calculations
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1134
    if (width.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1135
        m_marginLeft = marginLeft.calcMinValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1136
        m_marginRight = marginRight.calcMinValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1137
    } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1138
        m_marginLeft = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1139
        m_marginRight = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1140
        calcHorizontalMargins(marginLeft, marginRight, containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1141
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1142
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1143
    if (containerWidth && containerWidth != (m_width + m_marginLeft + m_marginRight)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1144
            && !isFloating() && !isInline() && !cb->isFlexibleBox()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1145
        if (cb->style()->direction() == LTR)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1146
            m_marginRight = containerWidth - m_width - m_marginLeft;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1147
        else
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1148
            m_marginLeft = containerWidth - m_width - m_marginRight;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1149
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1150
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1151
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1152
int RenderBox::calcWidthUsing(WidthType widthType, int cw)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1153
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1154
    int width = m_width;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1155
    Length w;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1156
    if (widthType == Width)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1157
        w = style()->width();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1158
    else if (widthType == MinWidth)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1159
        w = style()->minWidth();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1160
    else
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1161
        w = style()->maxWidth();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1162
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1163
    if (w.isIntrinsicOrAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1164
        int marginLeft = style()->marginLeft().calcMinValue(cw);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1165
        int marginRight = style()->marginRight().calcMinValue(cw);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1166
        if (cw)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1167
            width = cw - marginLeft - marginRight;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1168
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1169
        if (sizesToIntrinsicWidth(widthType)) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1170
            width = max(width, minPrefWidth());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1171
            width = min(width, maxPrefWidth());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1172
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1173
    } else
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1174
        width = calcBorderBoxWidth(w.calcValue(cw));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1175
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1176
    return width;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1177
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1178
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1179
bool RenderBox::sizesToIntrinsicWidth(WidthType widthType) const
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1180
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1181
    // Marquees in WinIE are like a mixture of blocks and inline-blocks.  They size as though they're blocks,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1182
    // but they allow text to sit on the same line as the marquee.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1183
    if (isFloating() || (isCompact() && isInline())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1184
            || (isInlineBlockOrInlineTable() && !isHTMLMarquee()))
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1185
        return true;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1186
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1187
    // This code may look a bit strange.  Basically width:intrinsic should clamp the size when testing both
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1188
    // min-width and width.  max-width is only clamped if it is also intrinsic.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1189
    Length width = (widthType == MaxWidth) ? style()->maxWidth() : style()->width();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1190
    if (width.type() == Intrinsic)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1191
        return true;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1192
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1193
    // Children of a horizontal marquee do not fill the container by default.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1194
    // FIXME: Need to deal with MAUTO value properly.  It could be vertical.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1195
    if (parent()->style()->overflowX() == OMARQUEE) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1196
        EMarqueeDirection dir = parent()->style()->marqueeDirection();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1197
        if (dir == MAUTO || dir == MFORWARD || dir == MBACKWARD || dir == MLEFT || dir == MRIGHT)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1198
            return true;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1199
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1200
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1201
    // Flexible horizontal boxes lay out children at their intrinsic widths.  Also vertical boxes
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1202
    // that don't stretch their kids lay out their children at their intrinsic widths.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1203
    if (parent()->isFlexibleBox()
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1204
            && (parent()->style()->boxOrient() == HORIZONTAL || parent()->style()->boxAlign() != BSTRETCH))
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1205
        return true;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1206
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1207
    return false;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1208
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1209
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1210
void RenderBox::calcHorizontalMargins(const Length& marginLeft, const Length& marginRight, int containerWidth)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1211
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1212
    if (isFloating() || isInline()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1213
        // Inline blocks/tables and floats don't have their margins increased.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1214
        m_marginLeft = marginLeft.calcMinValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1215
        m_marginRight = marginRight.calcMinValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1216
        return;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1217
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1218
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1219
    if ((marginLeft.isAuto() && marginRight.isAuto() && m_width < containerWidth)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1220
            || (!marginLeft.isAuto() && !marginRight.isAuto() && containingBlock()->style()->textAlign() == WEBKIT_CENTER)) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1221
        m_marginLeft = max(0, (containerWidth - m_width) / 2);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1222
        m_marginRight = containerWidth - m_width - m_marginLeft;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1223
    } else if ((marginRight.isAuto() && m_width < containerWidth)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1224
            || (!marginLeft.isAuto() && containingBlock()->style()->direction() == RTL && containingBlock()->style()->textAlign() == WEBKIT_LEFT)) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1225
        m_marginLeft = marginLeft.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1226
        m_marginRight = containerWidth - m_width - m_marginLeft;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1227
    } else if ((marginLeft.isAuto() && m_width < containerWidth)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1228
            || (!marginRight.isAuto() && containingBlock()->style()->direction() == LTR && containingBlock()->style()->textAlign() == WEBKIT_RIGHT)) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1229
        m_marginRight = marginRight.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1230
        m_marginLeft = containerWidth - m_width - m_marginRight;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1231
    } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1232
        // This makes auto margins 0 if we failed a m_width < containerWidth test above (css2.1, 10.3.3).
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1233
        m_marginLeft = marginLeft.calcMinValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1234
        m_marginRight = marginRight.calcMinValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1235
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1236
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1237
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1238
void RenderBox::calcHeight()
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1239
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1240
    // Cell height is managed by the table and inline non-replaced elements do not support a height property.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1241
    if (isTableCell() || (isInline() && !isReplaced()))
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1242
        return;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1243
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1244
    if (isPositioned())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1245
        calcAbsoluteVertical();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1246
    else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1247
        calcVerticalMargins();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1248
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1249
        // For tables, calculate margins only.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1250
        if (isTable())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1251
            return;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1252
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1253
        Length h;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1254
        bool inHorizontalBox = parent()->isFlexibleBox() && parent()->style()->boxOrient() == HORIZONTAL;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1255
        bool stretching = parent()->style()->boxAlign() == BSTRETCH;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1256
        bool treatAsReplaced = isReplaced() && !isInlineBlockOrInlineTable() && (!inHorizontalBox || !stretching);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1257
        bool checkMinMaxHeight = false;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1258
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1259
        // The parent box is flexing us, so it has increased or decreased our height.  We have to
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1260
        // grab our cached flexible height.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1261
        if (hasOverrideSize() && parent()->isFlexibleBox() && parent()->style()->boxOrient() == VERTICAL
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1262
                && parent()->isFlexingChildren())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1263
            h = Length(overrideSize() - borderTop() - borderBottom() - paddingTop() - paddingBottom(), Fixed);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1264
        else if (treatAsReplaced)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1265
            h = Length(calcReplacedHeight(), Fixed);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1266
        else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1267
            h = style()->height();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1268
            checkMinMaxHeight = true;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1269
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1270
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1271
        // Block children of horizontal flexible boxes fill the height of the box.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1272
        if (h.isAuto() && parent()->isFlexibleBox() && parent()->style()->boxOrient() == HORIZONTAL
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1273
                && parent()->isStretchingChildren()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1274
            h = Length(parent()->contentHeight() - marginTop() - marginBottom() -
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1275
                       borderTop() - paddingTop() - borderBottom() - paddingBottom(), Fixed);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1276
            checkMinMaxHeight = false;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1277
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1278
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1279
        int height;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1280
        if (checkMinMaxHeight) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1281
            height = calcHeightUsing(style()->height());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1282
            if (height == -1)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1283
                height = m_height;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1284
            int minH = calcHeightUsing(style()->minHeight()); // Leave as -1 if unset.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1285
            int maxH = style()->maxHeight().isUndefined() ? height : calcHeightUsing(style()->maxHeight());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1286
            if (maxH == -1)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1287
                maxH = height;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1288
            height = min(maxH, height);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1289
            height = max(minH, height);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1290
        } else
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1291
            // The only times we don't check min/max height are when a fixed length has
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1292
            // been given as an override.  Just use that.  The value has already been adjusted
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1293
            // for box-sizing.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1294
            height = h.value() + borderTop() + borderBottom() + paddingTop() + paddingBottom();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1295
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1296
        m_height = height;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1297
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1298
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1299
    // WinIE quirk: The <html> block always fills the entire canvas in quirks mode.  The <body> always fills the
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1300
    // <html> block in quirks mode.  Only apply this quirk if the block is normal flow and no height
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1301
    // is specified.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1302
    if (stretchesToViewHeight()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1303
        int margins = collapsedMarginTop() + collapsedMarginBottom();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1304
        int visHeight = view()->frameView()->visibleHeight();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1305
        if (isRoot())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1306
            m_height = max(m_height, visHeight - margins);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1307
        else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1308
            int marginsBordersPadding = margins + parent()->marginTop() + parent()->marginBottom()
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1309
                + parent()->borderTop() + parent()->borderBottom()
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1310
                + parent()->paddingTop() + parent()->paddingBottom();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1311
            m_height = max(m_height, visHeight - marginsBordersPadding);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1312
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1313
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1314
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1315
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1316
int RenderBox::calcHeightUsing(const Length& h)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1317
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1318
    int height = -1;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1319
    if (!h.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1320
        if (h.isFixed())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1321
            height = h.value();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1322
        else if (h.isPercent())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1323
            height = calcPercentageHeight(h);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1324
        if (height != -1) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1325
            height = calcBorderBoxHeight(height);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1326
            return height;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1327
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1328
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1329
    return height;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1330
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1331
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1332
int RenderBox::calcPercentageHeight(const Length& height)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1333
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1334
    int result = -1;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1335
    bool includeBorderPadding = isTable();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1336
    RenderBlock* cb = containingBlock();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1337
    if (style()->htmlHacks()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1338
        // In quirks mode, blocks with auto height are skipped, and we keep looking for an enclosing
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1339
        // block that may have a specified height and then use it.  In strict mode, this violates the
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1340
        // specification, which states that percentage heights just revert to auto if the containing
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1341
        // block has an auto height.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1342
        while (!cb->isRenderView() && !cb->isBody() && !cb->isTableCell() && !cb->isPositioned() && cb->style()->height().isAuto())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1343
            cb = cb->containingBlock();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1344
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1345
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1346
    // A positioned element that specified both top/bottom or that specifies height should be treated as though it has a height
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1347
    // explicitly specified that can be used for any percentage computations.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1348
    bool isPositionedWithSpecifiedHeight = cb->isPositioned() && (!cb->style()->height().isAuto() || (!cb->style()->top().isAuto() && !cb->style()->bottom().isAuto()));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1349
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1350
    // Table cells violate what the CSS spec says to do with heights.  Basically we
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1351
    // don't care if the cell specified a height or not.  We just always make ourselves
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1352
    // be a percentage of the cell's current content height.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1353
    if (cb->isTableCell()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1354
        result = cb->overrideSize();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1355
        if (result == -1) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1356
            // Normally we would let the cell size intrinsically, but scrolling overflow has to be
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1357
            // treated differently, since WinIE lets scrolled overflow regions shrink as needed.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1358
            // While we can't get all cases right, we can at least detect when the cell has a specified
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1359
            // height or when the table has a specified height.  In these cases we want to initially have
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1360
            // no size and allow the flexing of the table or the cell to its specified height to cause us
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1361
            // to grow to fill the space.  This could end up being wrong in some cases, but it is
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1362
            // preferable to the alternative (sizing intrinsically and making the row end up too big).
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1363
            RenderTableCell* cell = static_cast<RenderTableCell*>(cb);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1364
            if (scrollsOverflowY() && (!cell->style()->height().isAuto() || !cell->table()->style()->height().isAuto()))
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1365
                return 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1366
            return -1;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1367
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1368
        includeBorderPadding = true;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1369
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1370
    // Otherwise we only use our percentage height if our containing block had a specified
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1371
    // height.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1372
    else if (cb->style()->height().isFixed())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1373
        result = cb->calcContentBoxHeight(cb->style()->height().value());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1374
    else if (cb->style()->height().isPercent() && !isPositionedWithSpecifiedHeight) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1375
        // We need to recur and compute the percentage height for our containing block.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1376
        result = cb->calcPercentageHeight(cb->style()->height());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1377
        if (result != -1)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1378
            result = cb->calcContentBoxHeight(result);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1379
    } else if (cb->isRenderView() || (cb->isBody() && style()->htmlHacks()) || isPositionedWithSpecifiedHeight) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1380
        // Don't allow this to affect the block' m_height member variable, since this
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1381
        // can get called while the block is still laying out its kids.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1382
        int oldHeight = cb->height();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1383
        cb->calcHeight();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1384
        result = cb->contentHeight();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1385
        cb->setHeight(oldHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1386
    } else if (cb->isRoot() && isPositioned())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1387
        // Match the positioned objects behavior, which is that positioned objects will fill their viewport
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1388
        // always.  Note we could only hit this case by recurring into calcPercentageHeight on a positioned containing block.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1389
        result = cb->calcContentBoxHeight(cb->availableHeight());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1390
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1391
    if (result != -1) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1392
        result = height.calcValue(result);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1393
        if (includeBorderPadding) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1394
            // It is necessary to use the border-box to match WinIE's broken
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1395
            // box model.  This is essential for sizing inside
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1396
            // table cells using percentage heights.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1397
            result -= (borderTop() + paddingTop() + borderBottom() + paddingBottom());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1398
            result = max(0, result);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1399
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1400
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1401
    return result;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1402
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1403
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1404
int RenderBox::calcReplacedWidth() const
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1405
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1406
    int width = calcReplacedWidthUsing(style()->width());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1407
    int minW = calcReplacedWidthUsing(style()->minWidth());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1408
    int maxW = style()->maxWidth().isUndefined() ? width : calcReplacedWidthUsing(style()->maxWidth());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1409
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1410
    return max(minW, min(width, maxW));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1411
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1412
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1413
int RenderBox::calcReplacedWidthUsing(Length width) const
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1414
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1415
    switch (width.type()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1416
        case Fixed:
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1417
            return calcContentBoxWidth(width.value());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1418
        case Percent: {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1419
            const int cw = containingBlockWidth();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1420
            if (cw > 0)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1421
                return calcContentBoxWidth(width.calcMinValue(cw));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1422
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1423
        // fall through
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1424
        default:
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1425
            return intrinsicSize().width();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1426
     }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1427
 }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1428
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1429
int RenderBox::calcReplacedHeight() const
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1430
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1431
    int height = calcReplacedHeightUsing(style()->height());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1432
    int minH = calcReplacedHeightUsing(style()->minHeight());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1433
    int maxH = style()->maxHeight().isUndefined() ? height : calcReplacedHeightUsing(style()->maxHeight());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1434
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1435
    return max(minH, min(height, maxH));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1436
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1437
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1438
int RenderBox::calcReplacedHeightUsing(Length height) const
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1439
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1440
    switch (height.type()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1441
        case Fixed:
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1442
            return calcContentBoxHeight(height.value());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1443
        case Percent:
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1444
        {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1445
            RenderObject* cb = isPositioned() ? container() : containingBlock();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1446
            if (cb->isPositioned() && cb->style()->height().isAuto() && !(cb->style()->top().isAuto() || cb->style()->bottom().isAuto())) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1447
                ASSERT(cb->isRenderBlock());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1448
                RenderBlock* block = static_cast<RenderBlock*>(cb);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1449
                int oldHeight = block->height();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1450
                block->calcHeight();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1451
                int newHeight = block->calcContentBoxHeight(block->contentHeight());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1452
                block->setHeight(oldHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1453
                return calcContentBoxHeight(height.calcValue(newHeight));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1454
            }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1455
            
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1456
            int availableHeight = isPositioned() ? containingBlockHeightForPositioned(cb) : cb->availableHeight();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1457
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1458
            // It is necessary to use the border-box to match WinIE's broken
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1459
            // box model.  This is essential for sizing inside
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1460
            // table cells using percentage heights.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1461
            if (cb->isTableCell() && (cb->style()->height().isAuto() || cb->style()->height().isPercent()))
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1462
                return height.calcValue(availableHeight - (borderTop() + borderBottom()
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1463
                    + paddingTop() + paddingBottom()));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1464
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1465
            return calcContentBoxHeight(height.calcValue(availableHeight));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1466
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1467
        default:
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1468
            return intrinsicSize().height();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1469
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1470
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1471
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1472
int RenderBox::availableHeight() const
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1473
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1474
    return availableHeightUsing(style()->height());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1475
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1476
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1477
int RenderBox::availableHeightUsing(const Length& h) const
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1478
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1479
    if (h.isFixed())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1480
        return calcContentBoxHeight(h.value());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1481
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1482
    if (isRenderView())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1483
        return static_cast<const RenderView*>(this)->frameView()->visibleHeight();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1484
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1485
    // We need to stop here, since we don't want to increase the height of the table
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1486
    // artificially.  We're going to rely on this cell getting expanded to some new
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1487
    // height, and then when we lay out again we'll use the calculation below.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1488
    if (isTableCell() && (h.isAuto() || h.isPercent()))
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1489
        return overrideSize() - (borderLeft() + borderRight() + paddingLeft() + paddingRight());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1490
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1491
    if (h.isPercent())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1492
       return calcContentBoxHeight(h.calcValue(containingBlock()->availableHeight()));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1493
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1494
    return containingBlock()->availableHeight();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1495
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1496
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1497
void RenderBox::calcVerticalMargins()
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1498
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1499
    if (isTableCell()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1500
        m_marginTop = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1501
        m_marginBottom = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1502
        return;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1503
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1504
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1505
    // margins are calculated with respect to the _width_ of
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1506
    // the containing block (8.3)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1507
    int cw = containingBlock()->contentWidth();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1508
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1509
    m_marginTop = style()->marginTop().calcMinValue(cw);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1510
    m_marginBottom = style()->marginBottom().calcMinValue(cw);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1511
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1512
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1513
int RenderBox::staticX() const
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1514
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1515
    return m_layer ? m_layer->staticX() : 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1516
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1517
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1518
int RenderBox::staticY() const
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1519
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1520
    return m_layer ? m_layer->staticY() : 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1521
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1522
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1523
void RenderBox::setStaticX(int staticX)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1524
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1525
    ASSERT(isPositioned() || isRelPositioned());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1526
    m_layer->setStaticX(staticX);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1527
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1528
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1529
void RenderBox::setStaticY(int staticY)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1530
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1531
    ASSERT(isPositioned() || isRelPositioned());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1532
    
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1533
    if (staticY == m_layer->staticY())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1534
        return;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1535
    
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1536
    m_layer->setStaticY(staticY);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1537
    setChildNeedsLayout(true, false);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1538
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1539
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1540
int RenderBox::containingBlockWidthForPositioned(const RenderObject* containingBlock) const
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1541
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1542
    if (containingBlock->isInlineFlow()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1543
        ASSERT(containingBlock->isRelPositioned());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1544
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1545
        const RenderFlow* flow = static_cast<const RenderFlow*>(containingBlock);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1546
        InlineFlowBox* first = flow->firstLineBox();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1547
        InlineFlowBox* last = flow->lastLineBox();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1548
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1549
        // If the containing block is empty, return a width of 0.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1550
        if (!first || !last)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1551
            return 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1552
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1553
        int fromLeft;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1554
        int fromRight;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1555
        if (containingBlock->style()->direction() == LTR) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1556
            fromLeft = first->xPos() + first->borderLeft();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1557
            fromRight = last->xPos() + last->width() - last->borderRight();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1558
        } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1559
            fromRight = first->xPos() + first->width() - first->borderRight();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1560
            fromLeft = last->xPos() + last->borderLeft();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1561
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1562
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1563
        return max(0, (fromRight - fromLeft));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1564
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1565
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1566
    return containingBlock->width() - containingBlock->borderLeft() - containingBlock->borderRight();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1567
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1568
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1569
int RenderBox::containingBlockHeightForPositioned(const RenderObject* containingBlock) const
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1570
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1571
    return containingBlock->height() - containingBlock->borderTop() - containingBlock->borderBottom();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1572
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1573
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1574
void RenderBox::calcAbsoluteHorizontal()
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1575
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1576
    if (isReplaced()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1577
        calcAbsoluteHorizontalReplaced();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1578
        return;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1579
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1580
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1581
    // QUESTIONS
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1582
    // FIXME 1: Which RenderObject's 'direction' property should used: the
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1583
    // containing block (cb) as the spec seems to imply, the parent (parent()) as
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1584
    // was previously done in calculating the static distances, or ourself, which
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1585
    // was also previously done for deciding what to override when you had
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1586
    // over-constrained margins?  Also note that the container block is used
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1587
    // in similar situations in other parts of the RenderBox class (see calcWidth()
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1588
    // and calcHorizontalMargins()). For now we are using the parent for quirks
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1589
    // mode and the containing block for strict mode.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1590
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1591
    // FIXME 2: Should we still deal with these the cases of 'left' or 'right' having
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1592
    // the type 'static' in determining whether to calculate the static distance?
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1593
    // NOTE: 'static' is not a legal value for 'left' or 'right' as of CSS 2.1.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1594
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1595
    // FIXME 3: Can perhaps optimize out cases when max-width/min-width are greater
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1596
    // than or less than the computed m_width.  Be careful of box-sizing and
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1597
    // percentage issues.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1598
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1599
    // The following is based off of the W3C Working Draft from April 11, 2006 of
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1600
    // CSS 2.1: Section 10.3.7 "Absolutely positioned, non-replaced elements"
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1601
    // <http://www.w3.org/TR/CSS21/visudet.html#abs-non-replaced-width>
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1602
    // (block-style-comments in this function and in calcAbsoluteHorizontalValues()
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1603
    // correspond to text from the spec)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1604
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1605
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1606
    // We don't use containingBlock(), since we may be positioned by an enclosing
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1607
    // relative positioned inline.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1608
    const RenderObject* containerBlock = container();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1609
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1610
    const int containerWidth = containingBlockWidthForPositioned(containerBlock);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1611
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1612
    // To match WinIE, in quirks mode use the parent's 'direction' property
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1613
    // instead of the the container block's.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1614
    TextDirection containerDirection = (style()->htmlHacks()) ? parent()->style()->direction() : containerBlock->style()->direction();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1615
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1616
    const int bordersPlusPadding = borderLeft() + borderRight() + paddingLeft() + paddingRight();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1617
    const Length marginLeft = style()->marginLeft();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1618
    const Length marginRight = style()->marginRight();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1619
    Length left = style()->left();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1620
    Length right = style()->right();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1621
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1622
    /*---------------------------------------------------------------------------*\
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1623
     * For the purposes of this section and the next, the term "static position"
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1624
     * (of an element) refers, roughly, to the position an element would have had
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1625
     * in the normal flow. More precisely:
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1626
     *
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1627
     * * The static position for 'left' is the distance from the left edge of the
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1628
     *   containing block to the left margin edge of a hypothetical box that would
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1629
     *   have been the first box of the element if its 'position' property had
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1630
     *   been 'static' and 'float' had been 'none'. The value is negative if the
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1631
     *   hypothetical box is to the left of the containing block.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1632
     * * The static position for 'right' is the distance from the right edge of the
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1633
     *   containing block to the right margin edge of the same hypothetical box as
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1634
     *   above. The value is positive if the hypothetical box is to the left of the
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1635
     *   containing block's edge.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1636
     *
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1637
     * But rather than actually calculating the dimensions of that hypothetical box,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1638
     * user agents are free to make a guess at its probable position.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1639
     *
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1640
     * For the purposes of calculating the static position, the containing block of
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1641
     * fixed positioned elements is the initial containing block instead of the
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1642
     * viewport, and all scrollable boxes should be assumed to be scrolled to their
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1643
     * origin.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1644
    \*---------------------------------------------------------------------------*/
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1645
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1646
    // see FIXME 2
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1647
    // Calculate the static distance if needed.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1648
    if (left.isAuto() && right.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1649
        if (containerDirection == LTR) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1650
            // 'staticX' should already have been set through layout of the parent.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1651
            int staticPosition = staticX() - containerBlock->borderLeft();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1652
            for (RenderObject* po = parent(); po && po != containerBlock; po = po->parent())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1653
                staticPosition += po->xPos();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1654
            left.setValue(Fixed, staticPosition);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1655
        } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1656
            RenderObject* po = parent();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1657
            // 'staticX' should already have been set through layout of the parent.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1658
            int staticPosition = staticX() + containerWidth + containerBlock->borderRight() - po->width();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1659
            for (; po && po != containerBlock; po = po->parent())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1660
                staticPosition -= po->xPos();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1661
            right.setValue(Fixed, staticPosition);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1662
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1663
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1664
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1665
    // Calculate constraint equation values for 'width' case.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1666
    calcAbsoluteHorizontalValues(style()->width(), containerBlock, containerDirection,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1667
                                 containerWidth, bordersPlusPadding,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1668
                                 left, right, marginLeft, marginRight,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1669
                                 m_width, m_marginLeft, m_marginRight, m_x);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1670
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1671
    // Calculate constraint equation values for 'max-width' case.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1672
    if (!style()->maxWidth().isUndefined()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1673
        int maxWidth;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1674
        int maxMarginLeft;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1675
        int maxMarginRight;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1676
        int maxXPos;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1677
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1678
        calcAbsoluteHorizontalValues(style()->maxWidth(), containerBlock, containerDirection,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1679
                                     containerWidth, bordersPlusPadding,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1680
                                     left, right, marginLeft, marginRight,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1681
                                     maxWidth, maxMarginLeft, maxMarginRight, maxXPos);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1682
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1683
        if (m_width > maxWidth) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1684
            m_width = maxWidth;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1685
            m_marginLeft = maxMarginLeft;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1686
            m_marginRight = maxMarginRight;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1687
            m_x = maxXPos;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1688
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1689
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1690
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1691
    // Calculate constraint equation values for 'min-width' case.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1692
    if (!style()->minWidth().isZero()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1693
        int minWidth;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1694
        int minMarginLeft;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1695
        int minMarginRight;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1696
        int minXPos;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1697
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1698
        calcAbsoluteHorizontalValues(style()->minWidth(), containerBlock, containerDirection,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1699
                                     containerWidth, bordersPlusPadding,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1700
                                     left, right, marginLeft, marginRight,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1701
                                     minWidth, minMarginLeft, minMarginRight, minXPos);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1702
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1703
        if (m_width < minWidth) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1704
            m_width = minWidth;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1705
            m_marginLeft = minMarginLeft;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1706
            m_marginRight = minMarginRight;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1707
            m_x = minXPos;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1708
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1709
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1710
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1711
    if (stretchesToMinIntrinsicWidth() && m_width < minPrefWidth() - bordersPlusPadding)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1712
        calcAbsoluteHorizontalValues(Length(minPrefWidth() - bordersPlusPadding, Fixed), containerBlock, containerDirection,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1713
                                     containerWidth, bordersPlusPadding,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1714
                                     left, right, marginLeft, marginRight,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1715
                                     m_width, m_marginLeft, m_marginRight, m_x);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1716
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1717
    // Put m_width into correct form.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1718
    m_width += bordersPlusPadding;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1719
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1720
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1721
void RenderBox::calcAbsoluteHorizontalValues(Length width, const RenderObject* containerBlock, TextDirection containerDirection,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1722
                                             const int containerWidth, const int bordersPlusPadding,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1723
                                             const Length left, const Length right, const Length marginLeft, const Length marginRight,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1724
                                             int& widthValue, int& marginLeftValue, int& marginRightValue, int& xPos)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1725
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1726
    // 'left' and 'right' cannot both be 'auto' because one would of been
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1727
    // converted to the static postion already
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1728
    ASSERT(!(left.isAuto() && right.isAuto()));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1729
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1730
    int leftValue = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1731
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1732
    bool widthIsAuto = width.isIntrinsicOrAuto();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1733
    bool leftIsAuto = left.isAuto();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1734
    bool rightIsAuto = right.isAuto();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1735
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1736
    if (!leftIsAuto && !widthIsAuto && !rightIsAuto) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1737
        /*-----------------------------------------------------------------------*\
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1738
         * If none of the three is 'auto': If both 'margin-left' and 'margin-
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1739
         * right' are 'auto', solve the equation under the extra constraint that
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1740
         * the two margins get equal values, unless this would make them negative,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1741
         * in which case when direction of the containing block is 'ltr' ('rtl'),
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1742
         * set 'margin-left' ('margin-right') to zero and solve for 'margin-right'
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1743
         * ('margin-left'). If one of 'margin-left' or 'margin-right' is 'auto',
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1744
         * solve the equation for that value. If the values are over-constrained,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1745
         * ignore the value for 'left' (in case the 'direction' property of the
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1746
         * containing block is 'rtl') or 'right' (in case 'direction' is 'ltr')
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1747
         * and solve for that value.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1748
        \*-----------------------------------------------------------------------*/
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1749
        // NOTE:  It is not necessary to solve for 'right' in the over constrained
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1750
        // case because the value is not used for any further calculations.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1751
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1752
        leftValue = left.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1753
        widthValue = calcContentBoxWidth(width.calcValue(containerWidth));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1754
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1755
        const int availableSpace = containerWidth - (leftValue + widthValue + right.calcValue(containerWidth) + bordersPlusPadding);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1756
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1757
        // Margins are now the only unknown
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1758
        if (marginLeft.isAuto() && marginRight.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1759
            // Both margins auto, solve for equality
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1760
            if (availableSpace >= 0) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1761
                marginLeftValue = availableSpace / 2; // split the diference
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1762
                marginRightValue = availableSpace - marginLeftValue;  // account for odd valued differences
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1763
            } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1764
                // see FIXME 1
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1765
                if (containerDirection == LTR) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1766
                    marginLeftValue = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1767
                    marginRightValue = availableSpace; // will be negative
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1768
                } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1769
                    marginLeftValue = availableSpace; // will be negative
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1770
                    marginRightValue = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1771
                }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1772
            }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1773
        } else if (marginLeft.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1774
            // Solve for left margin
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1775
            marginRightValue = marginRight.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1776
            marginLeftValue = availableSpace - marginRightValue;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1777
        } else if (marginRight.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1778
            // Solve for right margin
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1779
            marginLeftValue = marginLeft.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1780
            marginRightValue = availableSpace - marginLeftValue;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1781
        } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1782
            // Over-constrained, solve for left if direction is RTL
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1783
            marginLeftValue = marginLeft.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1784
            marginRightValue = marginRight.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1785
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1786
            // see FIXME 1 -- used to be "this->style()->direction()"
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1787
            if (containerDirection == RTL)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1788
                leftValue = (availableSpace + leftValue) - marginLeftValue - marginRightValue;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1789
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1790
    } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1791
        /*--------------------------------------------------------------------*\
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1792
         * Otherwise, set 'auto' values for 'margin-left' and 'margin-right'
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1793
         * to 0, and pick the one of the following six rules that applies.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1794
         *
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1795
         * 1. 'left' and 'width' are 'auto' and 'right' is not 'auto', then the
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1796
         *    width is shrink-to-fit. Then solve for 'left'
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1797
         *
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1798
         *              OMIT RULE 2 AS IT SHOULD NEVER BE HIT
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1799
         * ------------------------------------------------------------------
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1800
         * 2. 'left' and 'right' are 'auto' and 'width' is not 'auto', then if
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1801
         *    the 'direction' property of the containing block is 'ltr' set
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1802
         *    'left' to the static position, otherwise set 'right' to the
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1803
         *    static position. Then solve for 'left' (if 'direction is 'rtl')
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1804
         *    or 'right' (if 'direction' is 'ltr').
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1805
         * ------------------------------------------------------------------
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1806
         *
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1807
         * 3. 'width' and 'right' are 'auto' and 'left' is not 'auto', then the
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1808
         *    width is shrink-to-fit . Then solve for 'right'
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1809
         * 4. 'left' is 'auto', 'width' and 'right' are not 'auto', then solve
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1810
         *    for 'left'
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1811
         * 5. 'width' is 'auto', 'left' and 'right' are not 'auto', then solve
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1812
         *    for 'width'
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1813
         * 6. 'right' is 'auto', 'left' and 'width' are not 'auto', then solve
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1814
         *    for 'right'
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1815
         *
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1816
         * Calculation of the shrink-to-fit width is similar to calculating the
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1817
         * width of a table cell using the automatic table layout algorithm.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1818
         * Roughly: calculate the preferred width by formatting the content
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1819
         * without breaking lines other than where explicit line breaks occur,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1820
         * and also calculate the preferred minimum width, e.g., by trying all
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1821
         * possible line breaks. CSS 2.1 does not define the exact algorithm.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1822
         * Thirdly, calculate the available width: this is found by solving
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1823
         * for 'width' after setting 'left' (in case 1) or 'right' (in case 3)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1824
         * to 0.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1825
         *
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1826
         * Then the shrink-to-fit width is:
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1827
         * min(max(preferred minimum width, available width), preferred width).
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1828
        \*--------------------------------------------------------------------*/
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1829
        // NOTE: For rules 3 and 6 it is not necessary to solve for 'right'
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1830
        // because the value is not used for any further calculations.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1831
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1832
        // Calculate margins, 'auto' margins are ignored.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1833
        marginLeftValue = marginLeft.calcMinValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1834
        marginRightValue = marginRight.calcMinValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1835
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1836
        const int availableSpace = containerWidth - (marginLeftValue + marginRightValue + bordersPlusPadding);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1837
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1838
        // FIXME: Is there a faster way to find the correct case?
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1839
        // Use rule/case that applies.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1840
        if (leftIsAuto && widthIsAuto && !rightIsAuto) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1841
            // RULE 1: (use shrink-to-fit for width, and solve of left)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1842
            int rightValue = right.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1843
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1844
            // FIXME: would it be better to have shrink-to-fit in one step?
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1845
            int preferredWidth = maxPrefWidth() - bordersPlusPadding;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1846
            int preferredMinWidth = minPrefWidth() - bordersPlusPadding;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1847
            int availableWidth = availableSpace - rightValue;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1848
            widthValue = min(max(preferredMinWidth, availableWidth), preferredWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1849
            leftValue = availableSpace - (widthValue + rightValue);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1850
        } else if (!leftIsAuto && widthIsAuto && rightIsAuto) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1851
            // RULE 3: (use shrink-to-fit for width, and no need solve of right)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1852
            leftValue = left.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1853
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1854
            // FIXME: would it be better to have shrink-to-fit in one step?
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1855
            int preferredWidth = maxPrefWidth() - bordersPlusPadding;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1856
            int preferredMinWidth = minPrefWidth() - bordersPlusPadding;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1857
            int availableWidth = availableSpace - leftValue;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1858
            widthValue = min(max(preferredMinWidth, availableWidth), preferredWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1859
        } else if (leftIsAuto && !width.isAuto() && !rightIsAuto) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1860
            // RULE 4: (solve for left)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1861
            widthValue = calcContentBoxWidth(width.calcValue(containerWidth));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1862
            leftValue = availableSpace - (widthValue + right.calcValue(containerWidth));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1863
        } else if (!leftIsAuto && widthIsAuto && !rightIsAuto) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1864
            // RULE 5: (solve for width)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1865
            leftValue = left.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1866
            widthValue = availableSpace - (leftValue + right.calcValue(containerWidth));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1867
        } else if (!leftIsAuto&& !widthIsAuto && rightIsAuto) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1868
            // RULE 6: (no need solve for right)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1869
            leftValue = left.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1870
            widthValue = calcContentBoxWidth(width.calcValue(containerWidth));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1871
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1872
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1873
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1874
    // Use computed values to calculate the horizontal position.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1875
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1876
    // FIXME: This hack is needed to calculate the xPos for a 'rtl' relatively
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1877
    // positioned, inline containing block because right now, it is using the xPos
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1878
    // of the first line box when really it should use the last line box.  When
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1879
    // this is fixed elsewhere, this block should be removed.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1880
    if (containerBlock->isInline() && containerBlock->style()->direction() == RTL) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1881
        const RenderFlow* flow = static_cast<const RenderFlow*>(containerBlock);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1882
        InlineFlowBox* firstLine = flow->firstLineBox();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1883
        InlineFlowBox* lastLine = flow->lastLineBox();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1884
        if (firstLine && lastLine && firstLine != lastLine) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1885
            xPos = leftValue + marginLeftValue + lastLine->borderLeft() + (lastLine->xPos() - firstLine->xPos());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1886
            return;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1887
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1888
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1889
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1890
    xPos = leftValue + marginLeftValue + containerBlock->borderLeft();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1891
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1892
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1893
void RenderBox::calcAbsoluteVertical()
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1894
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1895
    if (isReplaced()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1896
        calcAbsoluteVerticalReplaced();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1897
        return;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1898
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1899
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1900
    // The following is based off of the W3C Working Draft from April 11, 2006 of
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1901
    // CSS 2.1: Section 10.6.4 "Absolutely positioned, non-replaced elements"
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1902
    // <http://www.w3.org/TR/2005/WD-CSS21-20050613/visudet.html#abs-non-replaced-height>
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1903
    // (block-style-comments in this function and in calcAbsoluteVerticalValues()
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1904
    // correspond to text from the spec)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1905
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1906
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1907
    // We don't use containingBlock(), since we may be positioned by an enclosing relpositioned inline.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1908
    const RenderObject* containerBlock = container();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1909
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1910
    const int containerHeight = containingBlockHeightForPositioned(containerBlock);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1911
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1912
    const int bordersPlusPadding = borderTop() + borderBottom() + paddingTop() + paddingBottom();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1913
    const Length marginTop = style()->marginTop();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1914
    const Length marginBottom = style()->marginBottom();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1915
    Length top = style()->top();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1916
    Length bottom = style()->bottom();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1917
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1918
    /*---------------------------------------------------------------------------*\
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1919
     * For the purposes of this section and the next, the term "static position"
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1920
     * (of an element) refers, roughly, to the position an element would have had
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1921
     * in the normal flow. More precisely, the static position for 'top' is the
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1922
     * distance from the top edge of the containing block to the top margin edge
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1923
     * of a hypothetical box that would have been the first box of the element if
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1924
     * its 'position' property had been 'static' and 'float' had been 'none'. The
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1925
     * value is negative if the hypothetical box is above the containing block.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1926
     *
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1927
     * But rather than actually calculating the dimensions of that hypothetical
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1928
     * box, user agents are free to make a guess at its probable position.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1929
     *
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1930
     * For the purposes of calculating the static position, the containing block
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1931
     * of fixed positioned elements is the initial containing block instead of
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1932
     * the viewport.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1933
    \*---------------------------------------------------------------------------*/
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1934
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1935
    // see FIXME 2
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1936
    // Calculate the static distance if needed.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1937
    if (top.isAuto() && bottom.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1938
        // staticY should already have been set through layout of the parent()
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1939
        int staticTop = staticY() - containerBlock->borderTop();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1940
        for (RenderObject* po = parent(); po && po != containerBlock; po = po->parent()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1941
            if (!po->isTableRow())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1942
                staticTop += po->yPos();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1943
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1944
        top.setValue(Fixed, staticTop);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1945
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1946
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1947
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1948
    int height; // Needed to compute overflow.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1949
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1950
    // Calculate constraint equation values for 'height' case.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1951
    calcAbsoluteVerticalValues(style()->height(), containerBlock, containerHeight, bordersPlusPadding,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1952
                               top, bottom, marginTop, marginBottom,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1953
                               height, m_marginTop, m_marginBottom, m_y);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1954
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1955
    // Avoid doing any work in the common case (where the values of min-height and max-height are their defaults).
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1956
    // see FIXME 3
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1957
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1958
    // Calculate constraint equation values for 'max-height' case.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1959
    if (!style()->maxHeight().isUndefined()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1960
        int maxHeight;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1961
        int maxMarginTop;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1962
        int maxMarginBottom;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1963
        int maxYPos;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1964
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1965
        calcAbsoluteVerticalValues(style()->maxHeight(), containerBlock, containerHeight, bordersPlusPadding,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1966
                                   top, bottom, marginTop, marginBottom,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1967
                                   maxHeight, maxMarginTop, maxMarginBottom, maxYPos);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1968
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1969
        if (height > maxHeight) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1970
            height = maxHeight;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1971
            m_marginTop = maxMarginTop;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1972
            m_marginBottom = maxMarginBottom;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1973
            m_y = maxYPos;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1974
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1975
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1976
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1977
    // Calculate constraint equation values for 'min-height' case.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1978
    if (!style()->minHeight().isZero()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1979
        int minHeight;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1980
        int minMarginTop;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1981
        int minMarginBottom;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1982
        int minYPos;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1983
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1984
        calcAbsoluteVerticalValues(style()->minHeight(), containerBlock, containerHeight, bordersPlusPadding,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1985
                                   top, bottom, marginTop, marginBottom,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1986
                                   minHeight, minMarginTop, minMarginBottom, minYPos);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1987
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1988
        if (height < minHeight) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1989
            height = minHeight;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1990
            m_marginTop = minMarginTop;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1991
            m_marginBottom = minMarginBottom;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1992
            m_y = minYPos;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1993
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1994
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1995
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1996
    // Set final height value.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1997
    m_height = height + bordersPlusPadding;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1998
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  1999
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2000
void RenderBox::calcAbsoluteVerticalValues(Length height, const RenderObject* containerBlock,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2001
                                           const int containerHeight, const int bordersPlusPadding,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2002
                                           const Length top, const Length bottom, const Length marginTop, const Length marginBottom,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2003
                                           int& heightValue, int& marginTopValue, int& marginBottomValue, int& yPos)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2004
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2005
    // 'top' and 'bottom' cannot both be 'auto' because 'top would of been
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2006
    // converted to the static position in calcAbsoluteVertical()
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2007
    ASSERT(!(top.isAuto() && bottom.isAuto()));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2008
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2009
    int contentHeight = m_height - bordersPlusPadding;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2010
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2011
    int topValue = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2012
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2013
    bool heightIsAuto = height.isAuto();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2014
    bool topIsAuto = top.isAuto();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2015
    bool bottomIsAuto = bottom.isAuto();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2016
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2017
    // Height is never unsolved for tables.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2018
    if (isTable()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2019
        height.setValue(Fixed, contentHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2020
        heightIsAuto = false;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2021
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2022
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2023
    if (!topIsAuto && !heightIsAuto && !bottomIsAuto) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2024
        /*-----------------------------------------------------------------------*\
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2025
         * If none of the three are 'auto': If both 'margin-top' and 'margin-
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2026
         * bottom' are 'auto', solve the equation under the extra constraint that
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2027
         * the two margins get equal values. If one of 'margin-top' or 'margin-
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2028
         * bottom' is 'auto', solve the equation for that value. If the values
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2029
         * are over-constrained, ignore the value for 'bottom' and solve for that
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2030
         * value.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2031
        \*-----------------------------------------------------------------------*/
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2032
        // NOTE:  It is not necessary to solve for 'bottom' in the over constrained
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2033
        // case because the value is not used for any further calculations.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2034
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2035
        heightValue = calcContentBoxHeight(height.calcValue(containerHeight));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2036
        topValue = top.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2037
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2038
        const int availableSpace = containerHeight - (topValue + heightValue + bottom.calcValue(containerHeight) + bordersPlusPadding);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2039
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2040
        // Margins are now the only unknown
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2041
        if (marginTop.isAuto() && marginBottom.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2042
            // Both margins auto, solve for equality
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2043
            // NOTE: This may result in negative values.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2044
            marginTopValue = availableSpace / 2; // split the diference
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2045
            marginBottomValue = availableSpace - marginTopValue; // account for odd valued differences
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2046
        } else if (marginTop.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2047
            // Solve for top margin
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2048
            marginBottomValue = marginBottom.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2049
            marginTopValue = availableSpace - marginBottomValue;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2050
        } else if (marginBottom.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2051
            // Solve for bottom margin
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2052
            marginTopValue = marginTop.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2053
            marginBottomValue = availableSpace - marginTopValue;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2054
        } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2055
            // Over-constrained, (no need solve for bottom)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2056
            marginTopValue = marginTop.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2057
            marginBottomValue = marginBottom.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2058
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2059
    } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2060
        /*--------------------------------------------------------------------*\
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2061
         * Otherwise, set 'auto' values for 'margin-top' and 'margin-bottom'
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2062
         * to 0, and pick the one of the following six rules that applies.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2063
         *
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2064
         * 1. 'top' and 'height' are 'auto' and 'bottom' is not 'auto', then
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2065
         *    the height is based on the content, and solve for 'top'.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2066
         *
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2067
         *              OMIT RULE 2 AS IT SHOULD NEVER BE HIT
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2068
         * ------------------------------------------------------------------
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2069
         * 2. 'top' and 'bottom' are 'auto' and 'height' is not 'auto', then
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2070
         *    set 'top' to the static position, and solve for 'bottom'.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2071
         * ------------------------------------------------------------------
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2072
         *
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2073
         * 3. 'height' and 'bottom' are 'auto' and 'top' is not 'auto', then
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2074
         *    the height is based on the content, and solve for 'bottom'.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2075
         * 4. 'top' is 'auto', 'height' and 'bottom' are not 'auto', and
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2076
         *    solve for 'top'.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2077
         * 5. 'height' is 'auto', 'top' and 'bottom' are not 'auto', and
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2078
         *    solve for 'height'.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2079
         * 6. 'bottom' is 'auto', 'top' and 'height' are not 'auto', and
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2080
         *    solve for 'bottom'.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2081
        \*--------------------------------------------------------------------*/
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2082
        // NOTE: For rules 3 and 6 it is not necessary to solve for 'bottom'
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2083
        // because the value is not used for any further calculations.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2084
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2085
        // Calculate margins, 'auto' margins are ignored.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2086
        marginTopValue = marginTop.calcMinValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2087
        marginBottomValue = marginBottom.calcMinValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2088
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2089
        const int availableSpace = containerHeight - (marginTopValue + marginBottomValue + bordersPlusPadding);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2090
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2091
        // Use rule/case that applies.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2092
        if (topIsAuto && heightIsAuto && !bottomIsAuto) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2093
            // RULE 1: (height is content based, solve of top)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2094
            heightValue = contentHeight;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2095
            topValue = availableSpace - (heightValue + bottom.calcValue(containerHeight));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2096
        } else if (!topIsAuto && heightIsAuto && bottomIsAuto) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2097
            // RULE 3: (height is content based, no need solve of bottom)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2098
            topValue = top.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2099
            heightValue = contentHeight;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2100
        } else if (topIsAuto && !heightIsAuto && !bottomIsAuto) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2101
            // RULE 4: (solve of top)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2102
            heightValue = calcContentBoxHeight(height.calcValue(containerHeight));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2103
            topValue = availableSpace - (heightValue + bottom.calcValue(containerHeight));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2104
        } else if (!topIsAuto && heightIsAuto && !bottomIsAuto) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2105
            // RULE 5: (solve of height)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2106
            topValue = top.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2107
            heightValue = max(0, availableSpace - (topValue + bottom.calcValue(containerHeight)));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2108
        } else if (!topIsAuto && !heightIsAuto && bottomIsAuto) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2109
            // RULE 6: (no need solve of bottom)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2110
            heightValue = calcContentBoxHeight(height.calcValue(containerHeight));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2111
            topValue = top.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2112
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2113
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2114
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2115
    // Use computed values to calculate the vertical position.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2116
    yPos = topValue + marginTopValue + containerBlock->borderTop();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2117
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2118
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2119
void RenderBox::calcAbsoluteHorizontalReplaced()
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2120
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2121
    // The following is based off of the W3C Working Draft from April 11, 2006 of
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2122
    // CSS 2.1: Section 10.3.8 "Absolutly positioned, replaced elements"
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2123
    // <http://www.w3.org/TR/2005/WD-CSS21-20050613/visudet.html#abs-replaced-width>
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2124
    // (block-style-comments in this function correspond to text from the spec and
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2125
    // the numbers correspond to numbers in spec)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2126
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2127
    // We don't use containingBlock(), since we may be positioned by an enclosing
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2128
    // relative positioned inline.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2129
    const RenderObject* containerBlock = container();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2130
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2131
    const int containerWidth = containingBlockWidthForPositioned(containerBlock);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2132
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2133
    // To match WinIE, in quirks mode use the parent's 'direction' property
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2134
    // instead of the the container block's.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2135
    TextDirection containerDirection = (style()->htmlHacks()) ? parent()->style()->direction() : containerBlock->style()->direction();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2136
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2137
    // Variables to solve.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2138
    Length left = style()->left();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2139
    Length right = style()->right();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2140
    Length marginLeft = style()->marginLeft();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2141
    Length marginRight = style()->marginRight();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2142
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2143
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2144
    /*-----------------------------------------------------------------------*\
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2145
     * 1. The used value of 'width' is determined as for inline replaced
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2146
     *    elements.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2147
    \*-----------------------------------------------------------------------*/
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2148
    // NOTE: This value of width is FINAL in that the min/max width calculations
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2149
    // are dealt with in calcReplacedWidth().  This means that the steps to produce
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2150
    // correct max/min in the non-replaced version, are not necessary.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2151
    m_width = calcReplacedWidth() + borderLeft() + borderRight() + paddingLeft() + paddingRight();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2152
    const int availableSpace = containerWidth - m_width;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2153
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2154
    /*-----------------------------------------------------------------------*\
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2155
     * 2. If both 'left' and 'right' have the value 'auto', then if 'direction'
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2156
     *    of the containing block is 'ltr', set 'left' to the static position;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2157
     *    else if 'direction' is 'rtl', set 'right' to the static position.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2158
    \*-----------------------------------------------------------------------*/
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2159
    // see FIXME 2
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2160
    if (left.isAuto() && right.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2161
        // see FIXME 1
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2162
        if (containerDirection == LTR) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2163
            // 'staticX' should already have been set through layout of the parent.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2164
            int staticPosition = staticX() - containerBlock->borderLeft();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2165
            for (RenderObject* po = parent(); po && po != containerBlock; po = po->parent())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2166
                staticPosition += po->xPos();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2167
            left.setValue(Fixed, staticPosition);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2168
        } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2169
            RenderObject* po = parent();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2170
            // 'staticX' should already have been set through layout of the parent.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2171
            int staticPosition = staticX() + containerWidth + containerBlock->borderRight() - po->width();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2172
            for (; po && po != containerBlock; po = po->parent())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2173
                staticPosition -= po->xPos();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2174
            right.setValue(Fixed, staticPosition);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2175
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2176
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2177
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2178
    /*-----------------------------------------------------------------------*\
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2179
     * 3. If 'left' or 'right' are 'auto', replace any 'auto' on 'margin-left'
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2180
     *    or 'margin-right' with '0'.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2181
    \*-----------------------------------------------------------------------*/
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2182
    if (left.isAuto() || right.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2183
        if (marginLeft.isAuto())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2184
            marginLeft.setValue(Fixed, 0);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2185
        if (marginRight.isAuto())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2186
            marginRight.setValue(Fixed, 0);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2187
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2188
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2189
    /*-----------------------------------------------------------------------*\
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2190
     * 4. If at this point both 'margin-left' and 'margin-right' are still
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2191
     *    'auto', solve the equation under the extra constraint that the two
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2192
     *    margins must get equal values, unless this would make them negative,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2193
     *    in which case when the direction of the containing block is 'ltr'
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2194
     *    ('rtl'), set 'margin-left' ('margin-right') to zero and solve for
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2195
     *    'margin-right' ('margin-left').
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2196
    \*-----------------------------------------------------------------------*/
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2197
    int leftValue = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2198
    int rightValue = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2199
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2200
    if (marginLeft.isAuto() && marginRight.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2201
        // 'left' and 'right' cannot be 'auto' due to step 3
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2202
        ASSERT(!(left.isAuto() && right.isAuto()));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2203
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2204
        leftValue = left.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2205
        rightValue = right.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2206
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2207
        int difference = availableSpace - (leftValue + rightValue);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2208
        if (difference > 0) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2209
            m_marginLeft = difference / 2; // split the diference
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2210
            m_marginRight = difference - m_marginLeft; // account for odd valued differences
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2211
        } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2212
            // see FIXME 1
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2213
            if (containerDirection == LTR) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2214
                m_marginLeft = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2215
                m_marginRight = difference;  // will be negative
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2216
            } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2217
                m_marginLeft = difference;  // will be negative
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2218
                m_marginRight = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2219
            }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2220
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2221
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2222
    /*-----------------------------------------------------------------------*\
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2223
     * 5. If at this point there is an 'auto' left, solve the equation for
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2224
     *    that value.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2225
    \*-----------------------------------------------------------------------*/
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2226
    } else if (left.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2227
        m_marginLeft = marginLeft.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2228
        m_marginRight = marginRight.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2229
        rightValue = right.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2230
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2231
        // Solve for 'left'
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2232
        leftValue = availableSpace - (rightValue + m_marginLeft + m_marginRight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2233
    } else if (right.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2234
        m_marginLeft = marginLeft.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2235
        m_marginRight = marginRight.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2236
        leftValue = left.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2237
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2238
        // Solve for 'right'
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2239
        rightValue = availableSpace - (leftValue + m_marginLeft + m_marginRight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2240
    } else if (marginLeft.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2241
        m_marginRight = marginRight.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2242
        leftValue = left.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2243
        rightValue = right.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2244
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2245
        // Solve for 'margin-left'
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2246
        m_marginLeft = availableSpace - (leftValue + rightValue + m_marginRight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2247
    } else if (marginRight.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2248
        m_marginLeft = marginLeft.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2249
        leftValue = left.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2250
        rightValue = right.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2251
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2252
        // Solve for 'margin-right'
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2253
        m_marginRight = availableSpace - (leftValue + rightValue + m_marginLeft);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2254
    } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2255
        // Nothing is 'auto', just calculate the values.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2256
        m_marginLeft = marginLeft.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2257
        m_marginRight = marginRight.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2258
        rightValue = right.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2259
        leftValue = left.calcValue(containerWidth);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2260
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2261
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2262
    /*-----------------------------------------------------------------------*\
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2263
     * 6. If at this point the values are over-constrained, ignore the value
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2264
     *    for either 'left' (in case the 'direction' property of the
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2265
     *    containing block is 'rtl') or 'right' (in case 'direction' is
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2266
     *    'ltr') and solve for that value.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2267
    \*-----------------------------------------------------------------------*/
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2268
    // NOTE:  It is not necessary to solve for 'right' when the direction is
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2269
    // LTR because the value is not used.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2270
    int totalWidth = m_width + leftValue + rightValue +  m_marginLeft + m_marginRight;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2271
    if (totalWidth > containerWidth && (containerDirection == RTL))
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2272
        leftValue = containerWidth - (totalWidth - leftValue);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2273
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2274
    // Use computed values to calculate the horizontal position.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2275
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2276
    // FIXME: This hack is needed to calculate the xPos for a 'rtl' relatively
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2277
    // positioned, inline containing block because right now, it is using the xPos
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2278
    // of the first line box when really it should use the last line box.  When
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2279
    // this is fixed elsewhere, this block should be removed.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2280
    if (containerBlock->isInline() && containerBlock->style()->direction() == RTL) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2281
        const RenderFlow* flow = static_cast<const RenderFlow*>(containerBlock);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2282
        InlineFlowBox* firstLine = flow->firstLineBox();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2283
        InlineFlowBox* lastLine = flow->lastLineBox();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2284
        if (firstLine && lastLine && firstLine != lastLine) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2285
            m_x = leftValue + m_marginLeft + lastLine->borderLeft() + (lastLine->xPos() - firstLine->xPos());
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2286
            return;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2287
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2288
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2289
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2290
    m_x = leftValue + m_marginLeft + containerBlock->borderLeft();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2291
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2292
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2293
void RenderBox::calcAbsoluteVerticalReplaced()
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2294
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2295
    // The following is based off of the W3C Working Draft from April 11, 2006 of
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2296
    // CSS 2.1: Section 10.6.5 "Absolutly positioned, replaced elements"
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2297
    // <http://www.w3.org/TR/2005/WD-CSS21-20050613/visudet.html#abs-replaced-height>
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2298
    // (block-style-comments in this function correspond to text from the spec and
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2299
    // the numbers correspond to numbers in spec)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2300
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2301
    // We don't use containingBlock(), since we may be positioned by an enclosing relpositioned inline.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2302
    const RenderObject* containerBlock = container();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2303
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2304
    const int containerHeight = containingBlockHeightForPositioned(containerBlock);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2305
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2306
    // Variables to solve.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2307
    Length top = style()->top();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2308
    Length bottom = style()->bottom();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2309
    Length marginTop = style()->marginTop();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2310
    Length marginBottom = style()->marginBottom();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2311
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2312
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2313
    /*-----------------------------------------------------------------------*\
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2314
     * 1. The used value of 'height' is determined as for inline replaced
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2315
     *    elements.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2316
    \*-----------------------------------------------------------------------*/
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2317
    // NOTE: This value of height is FINAL in that the min/max height calculations
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2318
    // are dealt with in calcReplacedHeight().  This means that the steps to produce
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2319
    // correct max/min in the non-replaced version, are not necessary.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2320
    m_height = calcReplacedHeight() + borderTop() + borderBottom() + paddingTop() + paddingBottom();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2321
    const int availableSpace = containerHeight - m_height;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2322
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2323
    /*-----------------------------------------------------------------------*\
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2324
     * 2. If both 'top' and 'bottom' have the value 'auto', replace 'top'
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2325
     *    with the element's static position.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2326
    \*-----------------------------------------------------------------------*/
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2327
    // see FIXME 2
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2328
    if (top.isAuto() && bottom.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2329
        // staticY should already have been set through layout of the parent().
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2330
        int staticTop = staticY() - containerBlock->borderTop();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2331
        for (RenderObject* po = parent(); po && po != containerBlock; po = po->parent()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2332
            if (!po->isTableRow())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2333
                staticTop += po->yPos();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2334
        }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2335
        top.setValue(Fixed, staticTop);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2336
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2337
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2338
    /*-----------------------------------------------------------------------*\
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2339
     * 3. If 'bottom' is 'auto', replace any 'auto' on 'margin-top' or
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2340
     *    'margin-bottom' with '0'.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2341
    \*-----------------------------------------------------------------------*/
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2342
    // FIXME: The spec. says that this step should only be taken when bottom is
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2343
    // auto, but if only top is auto, this makes step 4 impossible.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2344
    if (top.isAuto() || bottom.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2345
        if (marginTop.isAuto())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2346
            marginTop.setValue(Fixed, 0);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2347
        if (marginBottom.isAuto())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2348
            marginBottom.setValue(Fixed, 0);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2349
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2350
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2351
    /*-----------------------------------------------------------------------*\
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2352
     * 4. If at this point both 'margin-top' and 'margin-bottom' are still
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2353
     *    'auto', solve the equation under the extra constraint that the two
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2354
     *    margins must get equal values.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2355
    \*-----------------------------------------------------------------------*/
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2356
    int topValue = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2357
    int bottomValue = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2358
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2359
    if (marginTop.isAuto() && marginBottom.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2360
        // 'top' and 'bottom' cannot be 'auto' due to step 2 and 3 combinded.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2361
        ASSERT(!(top.isAuto() || bottom.isAuto()));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2362
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2363
        topValue = top.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2364
        bottomValue = bottom.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2365
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2366
        int difference = availableSpace - (topValue + bottomValue);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2367
        // NOTE: This may result in negative values.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2368
        m_marginTop =  difference / 2; // split the difference
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2369
        m_marginBottom = difference - m_marginTop; // account for odd valued differences
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2370
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2371
    /*-----------------------------------------------------------------------*\
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2372
     * 5. If at this point there is only one 'auto' left, solve the equation
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2373
     *    for that value.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2374
    \*-----------------------------------------------------------------------*/
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2375
    } else if (top.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2376
        m_marginTop = marginTop.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2377
        m_marginBottom = marginBottom.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2378
        bottomValue = bottom.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2379
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2380
        // Solve for 'top'
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2381
        topValue = availableSpace - (bottomValue + m_marginTop + m_marginBottom);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2382
    } else if (bottom.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2383
        m_marginTop = marginTop.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2384
        m_marginBottom = marginBottom.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2385
        topValue = top.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2386
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2387
        // Solve for 'bottom'
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2388
        // NOTE: It is not necessary to solve for 'bottom' because we don't ever
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2389
        // use the value.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2390
    } else if (marginTop.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2391
        m_marginBottom = marginBottom.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2392
        topValue = top.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2393
        bottomValue = bottom.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2394
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2395
        // Solve for 'margin-top'
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2396
        m_marginTop = availableSpace - (topValue + bottomValue + m_marginBottom);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2397
    } else if (marginBottom.isAuto()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2398
        m_marginTop = marginTop.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2399
        topValue = top.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2400
        bottomValue = bottom.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2401
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2402
        // Solve for 'margin-bottom'
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2403
        m_marginBottom = availableSpace - (topValue + bottomValue + m_marginTop);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2404
    } else {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2405
        // Nothing is 'auto', just calculate the values.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2406
        m_marginTop = marginTop.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2407
        m_marginBottom = marginBottom.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2408
        topValue = top.calcValue(containerHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2409
        // NOTE: It is not necessary to solve for 'bottom' because we don't ever
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2410
        // use the value.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2411
     }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2412
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2413
    /*-----------------------------------------------------------------------*\
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2414
     * 6. If at this point the values are over-constrained, ignore the value
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2415
     *    for 'bottom' and solve for that value.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2416
    \*-----------------------------------------------------------------------*/
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2417
    // NOTE: It is not necessary to do this step because we don't end up using
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2418
    // the value of 'bottom' regardless of whether the values are over-constrained
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2419
    // or not.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2420
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2421
    // Use computed values to calculate the vertical position.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2422
    m_y = topValue + m_marginTop + containerBlock->borderTop();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2423
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2424
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2425
IntRect RenderBox::caretRect(int offset, EAffinity affinity, int* extraWidthToEndOfLine)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2426
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2427
    // VisiblePositions at offsets inside containers either a) refer to the positions before/after
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2428
    // those containers (tables and select elements) or b) refer to the position inside an empty block.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2429
    // They never refer to children.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2430
    // FIXME: Paint the carets inside empty blocks differently than the carets before/after elements.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2431
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2432
    // FIXME: What about border and padding?
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2433
    const int caretWidth = 1;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2434
    IntRect rect(xPos(), yPos(), caretWidth, m_height);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2435
    if (offset)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2436
        rect.move(IntSize(m_width - caretWidth, 0));
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2437
    if (InlineBox* box = inlineBoxWrapper()) {
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2438
        RootInlineBox* rootBox = box->root();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2439
        int top = rootBox->topOverflow();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2440
        rect.setY(top);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2441
        rect.setHeight(rootBox->bottomOverflow() - top);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2442
    }
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2443
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2444
    // If height of box is smaller than font height, use the latter one,
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2445
    // otherwise the caret might become invisible.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2446
    //
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2447
    // Also, if the box is not a replaced element, always use the font height.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2448
    // This prevents the "big caret" bug described in:
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2449
    // <rdar://problem/3777804> Deleting all content in a document can result in giant tall-as-window insertion point
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2450
    //
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2451
    // FIXME: ignoring :first-line, missing good reason to take care of
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2452
    int fontHeight = style()->font().height();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2453
    if (fontHeight > rect.height() || !isReplaced() && !isTable())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2454
        rect.setHeight(fontHeight);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2455
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2456
    RenderObject* cb = containingBlock();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2457
    int cbx, cby;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2458
    if (!cb || !cb->absolutePosition(cbx, cby))
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2459
        // No point returning a relative position.
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2460
        return IntRect();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2461
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2462
    if (extraWidthToEndOfLine)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2463
        *extraWidthToEndOfLine = xPos() + m_width - rect.right();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2464
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2465
    rect.move(cbx, cby);
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2466
    return rect;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2467
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2468
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2469
int RenderBox::lowestPosition(bool includeOverflowInterior, bool includeSelf) const
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2470
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2471
    if (!includeSelf || !m_width)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2472
        return 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2473
    int bottom = m_height;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2474
    if (includeSelf && isRelPositioned())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2475
        bottom += relativePositionOffsetY();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2476
    return bottom;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2477
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2478
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2479
int RenderBox::rightmostPosition(bool includeOverflowInterior, bool includeSelf) const
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2480
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2481
    if (!includeSelf || !m_height)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2482
        return 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2483
    int right = m_width;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2484
    if (includeSelf && isRelPositioned())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2485
        right += relativePositionOffsetX();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2486
    return right;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2487
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2488
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2489
int RenderBox::leftmostPosition(bool includeOverflowInterior, bool includeSelf) const
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2490
{
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2491
    if (!includeSelf || !m_height)
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2492
        return m_width;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2493
    int left = 0;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2494
    if (includeSelf && isRelPositioned())
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2495
        left += relativePositionOffsetX();
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2496
    return left;
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2497
}
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2498
dd21522fd290 Revision: 200911
Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com>
parents:
diff changeset
  2499
} // namespace WebCore