author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 27 Apr 2010 17:46:17 +0300 | |
branch | RCL_3 |
changeset 67 | 4917f9bf7995 |
parent 0 | dd21522fd290 |
permissions | -rw-r--r-- |
0
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/* |
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* This file is part of the WebKit project. |
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* |
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* Copyright (C) 2006 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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#if ENABLE(SVG) && ENABLE(SVG_EXPERIMENTAL_FEATURES) |
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#include "RenderForeignObject.h" |
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#include "GraphicsContext.h" |
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#include "RenderView.h" |
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#include "SVGForeignObjectElement.h" |
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#include "SVGLength.h" |
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namespace WebCore { |
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RenderForeignObject::RenderForeignObject(SVGForeignObjectElement* node) |
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: RenderSVGBlock(node) |
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{ |
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} |
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AffineTransform RenderForeignObject::translationForAttributes() |
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{ |
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SVGForeignObjectElement* foreign = static_cast<SVGForeignObjectElement*>(element()); |
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return AffineTransform().translate(foreign->x().value(), foreign->y().value()); |
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} |
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void RenderForeignObject::paint(PaintInfo& paintInfo, int parentX, int parentY) |
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{ |
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if (paintInfo.context->paintingDisabled()) |
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return; |
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paintInfo.context->save(); |
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paintInfo.context->concatCTM(AffineTransform().translate(parentX, parentY)); |
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paintInfo.context->concatCTM(localTransform()); |
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paintInfo.context->concatCTM(translationForAttributes()); |
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paintInfo.context->clip(getClipRect(parentX, parentY)); |
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float opacity = style()->opacity(); |
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if (opacity < 1.0f) |
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// FIXME: Possible optimization by clipping to bbox here, once relativeBBox is implemented & clip, mask and filter support added. |
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paintInfo.context->beginTransparencyLayer(opacity); |
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PaintInfo pi(paintInfo); |
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pi.rect = absoluteTransform().inverse().mapRect(paintInfo.rect); |
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RenderBlock::paint(pi, 0, 0); |
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if (opacity < 1.0f) |
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paintInfo.context->endTransparencyLayer(); |
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paintInfo.context->restore(); |
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} |
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void RenderForeignObject::computeAbsoluteRepaintRect(IntRect& r, bool f) |
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{ |
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AffineTransform transform = translationForAttributes() * localTransform(); |
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r = transform.mapRect(r); |
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RenderBlock::computeAbsoluteRepaintRect(r, f); |
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} |
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bool RenderForeignObject::requiresLayer() |
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{ |
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return false; |
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} |
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void RenderForeignObject::layout() |
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{ |
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ASSERT(needsLayout()); |
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// Arbitrary affine transforms are incompatible with LayoutState. |
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view()->disableLayoutState(); |
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IntRect oldBounds; |
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IntRect oldOutlineBox; |
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bool checkForRepaint = checkForRepaintDuringLayout(); |
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if (checkForRepaint) { |
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oldBounds = m_absoluteBounds; |
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oldOutlineBox = absoluteOutlineBox(); |
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} |
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RenderBlock::layout(); |
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m_absoluteBounds = absoluteClippedOverflowRect(); |
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if (checkForRepaint) |
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repaintAfterLayoutIfNeeded(oldBounds, oldOutlineBox); |
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view()->enableLayoutState(); |
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setNeedsLayout(false); |
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} |
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bool RenderForeignObject::nodeAtPoint(const HitTestRequest& request, HitTestResult& result, int x, int y, int tx, int ty, HitTestAction hitTestAction) |
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{ |
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AffineTransform totalTransform = absoluteTransform(); |
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totalTransform *= translationForAttributes(); |
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double localX, localY; |
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totalTransform.inverse().map(x, y, &localX, &localY); |
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return RenderBlock::nodeAtPoint(request, result, static_cast<int>(localX), static_cast<int>(localY), tx, ty, hitTestAction); |
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} |
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} // namespace WebCore |
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#endif // ENABLE(SVG) |