1/* 2 * Copyright (C) 2008 Apple Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of 14 * its contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29#include "config.h" 30#include "core/rendering/RenderReplica.h" 31 32#include "core/rendering/GraphicsContextAnnotator.h" 33#include "core/rendering/LayoutRectRecorder.h" 34#include "core/rendering/RenderLayer.h" 35 36namespace WebCore { 37 38RenderReplica::RenderReplica() 39 : RenderBox(0) 40{ 41 // This is a hack. Replicas are synthetic, and don't pick up the attributes of the 42 // renderers being replicated, so they always report that they are inline, non-replaced. 43 // However, we need transforms to be applied to replicas for reflections, so have to pass 44 // the if (!isInline() || isReplaced()) check before setHasTransform(). 45 setReplaced(true); 46} 47 48RenderReplica* RenderReplica::createAnonymous(Document* document) 49{ 50 RenderReplica* renderer = new RenderReplica(); 51 renderer->setDocumentForAnonymous(document); 52 return renderer; 53} 54 55RenderReplica::~RenderReplica() 56{ 57} 58 59void RenderReplica::layout() 60{ 61 LayoutRectRecorder recorder(*this); 62 setFrameRect(parentBox()->borderBoxRect()); 63 updateLayerTransform(); 64 clearNeedsLayout(); 65} 66 67void RenderReplica::computePreferredLogicalWidths() 68{ 69 m_minPreferredLogicalWidth = parentBox()->width(); 70 m_maxPreferredLogicalWidth = m_minPreferredLogicalWidth; 71 clearPreferredLogicalWidthsDirty(); 72} 73 74void RenderReplica::paint(PaintInfo& paintInfo, const LayoutPoint& paintOffset) 75{ 76 ANNOTATE_GRAPHICS_CONTEXT(paintInfo, this); 77 78 if (paintInfo.phase != PaintPhaseForeground && paintInfo.phase != PaintPhaseMask) 79 return; 80 81 LayoutPoint adjustedPaintOffset = paintOffset + location(); 82 83 if (paintInfo.phase == PaintPhaseForeground) { 84 // Turn around and paint the parent layer. Use temporary clipRects, so that the layer doesn't end up caching clip rects 85 // computing using the wrong rootLayer 86 RenderLayer* rootPaintingLayer = layer()->transform() ? layer()->parent() : layer()->enclosingTransformedAncestor(); 87 LayerPaintingInfo paintingInfo(rootPaintingLayer, paintInfo.rect, PaintBehaviorNormal, LayoutSize(), 0, paintInfo.renderRegion); 88 PaintLayerFlags flags = PaintLayerHaveTransparency | PaintLayerAppliedTransform | PaintLayerTemporaryClipRects | PaintLayerPaintingReflection; 89 layer()->parent()->paintLayer(paintInfo.context, paintingInfo, flags); 90 } else if (paintInfo.phase == PaintPhaseMask) 91 paintMask(paintInfo, adjustedPaintOffset); 92} 93 94} // namespace WebCore 95