2 * Copyright (C) 2012 Adobe Systems Incorporated. All rights reserved.
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5 * modification, are permitted provided that the following conditions
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32 #if ENABLE(CSS_SHAPES)
34 #include "ShapeOutsideInfo.h"
36 #include "RenderBox.h"
39 bool ShapeOutsideInfo::isEnabledFor(const RenderBox* box)
41 ShapeValue* shapeValue = box->style()->shapeOutside();
42 if (!box->isFloating() || !shapeValue)
45 switch (shapeValue->type()) {
46 case ShapeValue::Shape:
47 return shapeValue->shape();
48 case ShapeValue::Image:
49 return shapeValue->isImageValid();
55 bool ShapeOutsideInfo::computeSegmentsForContainingBlockLine(LayoutUnit lineTop, LayoutUnit floatTop, LayoutUnit lineHeight)
57 LayoutUnit lineTopInShapeCoordinates = lineTop - floatTop + logicalTopOffset();
58 return computeSegmentsForLine(lineTopInShapeCoordinates, lineHeight);
61 bool ShapeOutsideInfo::computeSegmentsForLine(LayoutUnit lineTop, LayoutUnit lineHeight)
63 if (shapeSizeDirty() || m_lineTop != lineTop || m_lineHeight != lineHeight) {
64 if (ShapeInfo<RenderBox, &RenderStyle::shapeOutside, &Shape::getExcludedIntervals>::computeSegmentsForLine(lineTop, lineHeight)) {
65 m_leftSegmentMarginBoxDelta = m_segments[0].logicalLeft + m_renderer->marginStart();
66 m_rightSegmentMarginBoxDelta = m_segments[m_segments.size()-1].logicalRight - m_renderer->logicalWidth() - m_renderer->marginEnd();
68 m_leftSegmentMarginBoxDelta = m_renderer->logicalWidth() + m_renderer->marginStart();
69 m_rightSegmentMarginBoxDelta = -m_renderer->logicalWidth() - m_renderer->marginEnd();
74 return m_segments.size();