/*

 * Copyright (C) 1999 Antti Koivisto (koivisto@kde.org)

 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.

 *

 * This library is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Library General Public

 * License as published by the Free Software Foundation; either

 * version 2 of the License, or (at your option) any later version.

 *

 * This library is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

 * Library General Public License for more details.

 *

 * You should have received a copy of the GNU Library General Public License

 * along with this library; see the file COPYING.LIB.  If not, write to

 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,

 * Boston, MA 02110-1301, USA.

 *

 */

#include "config.h"

#include "StyleRareInheritedData.h"

#include "RenderStyle.h"

#include "RenderStyleConstants.h"

namespace WebCore {

StyleRareInheritedData::StyleRareInheritedData()

    : textStrokeWidth(RenderStyle::initialTextStrokeWidth())

    , textShadow(0)

    , indent(RenderStyle::initialTextIndent())

    , m_effectiveZoom(RenderStyle::initialZoom())

    , widows(RenderStyle::initialWidows())

    , orphans(RenderStyle::initialOrphans())

    , textSecurity(RenderStyle::initialTextSecurity())

    , userModify(READ_ONLY)

    , wordBreak(RenderStyle::initialWordBreak())

    , wordWrap(RenderStyle::initialWordWrap())

    , nbspMode(NBNORMAL)

    , khtmlLineBreak(LBNORMAL)

    , textSizeAdjust(RenderStyle::initialTextSizeAdjust())

    , resize(RenderStyle::initialResize())

    , userSelect(RenderStyle::initialUserSelect())

    , colorSpace(DeviceColorSpace)

    , hyphens(HyphensManual)

{

}

StyleRareInheritedData::StyleRareInheritedData(const StyleRareInheritedData& o)

    : RefCounted<StyleRareInheritedData>()

    , textStrokeColor(o.textStrokeColor)

    , textStrokeWidth(o.textStrokeWidth)

    , textFillColor(o.textFillColor)

    , textShadow(o.textShadow ? new ShadowData(*o.textShadow) : 0)

    , highlight(o.highlight)

    , cursorData(o.cursorData)

    , indent(o.indent)

    , m_effectiveZoom(o.m_effectiveZoom)

    , widows(o.widows)

    , orphans(o.orphans)

    , textSecurity(o.textSecurity)

    , userModify(o.userModify)

    , wordBreak(o.wordBreak)

    , wordWrap(o.wordWrap)

    , nbspMode(o.nbspMode)

    , khtmlLineBreak(o.khtmlLineBreak)

    , textSizeAdjust(o.textSizeAdjust)

    , resize(o.resize)

    , userSelect(o.userSelect)

    , colorSpace(o.colorSpace)

    , hyphens(o.hyphens)

    , hyphenateCharacter(o.hyphenateCharacter)

{

}

StyleRareInheritedData::~StyleRareInheritedData()

{

    delete textShadow;

}

static bool cursorDataEquivalent(const CursorList* c1, const CursorList* c2)

{

    if (c1 == c2)

        return true;

    if ((!c1 && c2) || (c1 && !c2))

        return false;

    return (*c1 == *c2);

}

bool StyleRareInheritedData::operator==(const StyleRareInheritedData& o) const

{

    return textStrokeColor == o.textStrokeColor

        && textStrokeWidth == o.textStrokeWidth

        && textFillColor == o.textFillColor

        && shadowDataEquivalent(o)

        && highlight == o.highlight

        && cursorDataEquivalent(cursorData.get(), o.cursorData.get())

        && indent == o.indent

        && m_effectiveZoom == o.m_effectiveZoom

        && widows == o.widows

        && orphans == o.orphans

        && textSecurity == o.textSecurity

        && userModify == o.userModify

        && wordBreak == o.wordBreak

        && wordWrap == o.wordWrap

        && nbspMode == o.nbspMode

        && khtmlLineBreak == o.khtmlLineBreak

        && textSizeAdjust == o.textSizeAdjust

        && resize == o.resize

        && userSelect == o.userSelect

        && colorSpace == o.colorSpace

        && hyphens == o.hyphens

        && hyphenateCharacter == o.hyphenateCharacter;

}

bool StyleRareInheritedData::shadowDataEquivalent(const StyleRareInheritedData& o) const

{

    if ((!textShadow && o.textShadow) || (textShadow && !o.textShadow))

        return false;

    if (textShadow && o.textShadow && (*textShadow != *o.textShadow))

        return false;

    return true;

}

} // namespace WebCore