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1 /* | 1 /* |
2 * Copyright (C) 2012 Adobe Systems Incorporated. All rights reserved. | 2 * Copyright (C) 2012 Adobe Systems Incorporated. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * | 7 * |
8 * 1. Redistributions of source code must retain the above | 8 * 1. Redistributions of source code must retain the above |
9 * copyright notice, this list of conditions and the following | 9 * copyright notice, this list of conditions and the following |
10 * disclaimer. | 10 * disclaimer. |
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30 #include "config.h" | 30 #include "config.h" |
31 #include "core/rendering/exclusions/ExclusionShapeInfo.h" | 31 #include "core/rendering/exclusions/ExclusionShapeInfo.h" |
32 | 32 |
33 #include "core/rendering/exclusions/ExclusionShape.h" | 33 #include "core/rendering/exclusions/ExclusionShape.h" |
34 #include "core/rendering/RenderBlock.h" | 34 #include "core/rendering/RenderBlock.h" |
35 #include "core/rendering/RenderBox.h" | 35 #include "core/rendering/RenderBox.h" |
36 #include "core/rendering/RenderRegion.h" | 36 #include "core/rendering/RenderRegion.h" |
37 #include "core/rendering/style/RenderStyle.h" | 37 #include "core/rendering/style/RenderStyle.h" |
38 | 38 |
39 namespace WebCore { | 39 namespace WebCore { |
40 template<class RenderType, ExclusionShapeValue* (RenderStyle::*shapeGetter)() co
nst, void (ExclusionShape::*intervalGetter)(float, float, SegmentList&) const> | 40 template<class RenderType, ExclusionShapeValue* (RenderStyle::*shapeGetter)() co
nst, void (ExclusionShape::*intervalGetter)(LayoutUnit, LayoutUnit, SegmentList&
) const> |
41 const ExclusionShape* ExclusionShapeInfo<RenderType, shapeGetter, intervalGetter
>::computedShape() const | 41 const ExclusionShape* ExclusionShapeInfo<RenderType, shapeGetter, intervalGetter
>::computedShape() const |
42 { | 42 { |
43 if (ExclusionShape* exclusionShape = m_shape.get()) | 43 if (ExclusionShape* exclusionShape = m_shape.get()) |
44 return exclusionShape; | 44 return exclusionShape; |
45 | 45 |
46 ExclusionShapeValue* shapeValue = (m_renderer->style()->*shapeGetter)(); | 46 ExclusionShapeValue* shapeValue = (m_renderer->style()->*shapeGetter)(); |
47 BasicShape* shape = (shapeValue && shapeValue->type() == ExclusionShapeValue
::SHAPE) ? shapeValue->shape() : 0; | 47 BasicShape* shape = (shapeValue && shapeValue->type() == ExclusionShapeValue
::SHAPE) ? shapeValue->shape() : 0; |
48 | 48 |
49 ASSERT(shape); | 49 ASSERT(shape); |
50 | 50 |
51 m_shape = ExclusionShape::createExclusionShape(shape, m_shapeLogicalWidth, m
_shapeLogicalHeight, m_renderer->style()->writingMode(), m_renderer->style()->sh
apeMargin(), m_renderer->style()->shapePadding()); | 51 m_shape = ExclusionShape::createExclusionShape(shape, LayoutSize(m_shapeLogi
calWidth, m_shapeLogicalHeight), m_renderer->style()->writingMode(), m_renderer-
>style()->shapeMargin(), m_renderer->style()->shapePadding()); |
52 ASSERT(m_shape); | 52 ASSERT(m_shape); |
53 return m_shape.get(); | 53 return m_shape.get(); |
54 } | 54 } |
55 | 55 |
56 template<class RenderType, ExclusionShapeValue* (RenderStyle::*shapeGetter)() co
nst, void (ExclusionShape::*intervalGetter)(float, float, SegmentList&) const> | 56 template<class RenderType, ExclusionShapeValue* (RenderStyle::*shapeGetter)() co
nst, void (ExclusionShape::*intervalGetter)(LayoutUnit, LayoutUnit, SegmentList&
) const> |
57 LayoutUnit ExclusionShapeInfo<RenderType, shapeGetter, intervalGetter>::logicalT
opOffset() const | 57 LayoutUnit ExclusionShapeInfo<RenderType, shapeGetter, intervalGetter>::logicalT
opOffset() const |
58 { | 58 { |
59 LayoutUnit logicalTopOffset = m_renderer->style()->boxSizing() == CONTENT_BO
X ? m_renderer->borderBefore() + m_renderer->paddingBefore() : LayoutUnit(); | 59 LayoutUnit logicalTopOffset = m_renderer->style()->boxSizing() == CONTENT_BO
X ? m_renderer->borderBefore() + m_renderer->paddingBefore() : LayoutUnit(); |
60 // Content in a flow thread is relative to the beginning of the thread, but
the shape calculation should be relative to the current region. | 60 // Content in a flow thread is relative to the beginning of the thread, but
the shape calculation should be relative to the current region. |
61 if (m_renderer->isRenderRegion()) | 61 if (m_renderer->isRenderRegion()) |
62 logicalTopOffset += toRenderRegion(m_renderer)->logicalTopForFlowThreadC
ontent(); | 62 logicalTopOffset += toRenderRegion(m_renderer)->logicalTopForFlowThreadC
ontent(); |
63 return logicalTopOffset; | 63 return logicalTopOffset; |
64 } | 64 } |
65 | 65 |
66 template<class RenderType, ExclusionShapeValue* (RenderStyle::*shapeGetter)() co
nst, void (ExclusionShape::*intervalGetter)(float, float, SegmentList&) const> | 66 template<class RenderType, ExclusionShapeValue* (RenderStyle::*shapeGetter)() co
nst, void (ExclusionShape::*intervalGetter)(LayoutUnit, LayoutUnit, SegmentList&
) const> |
67 bool ExclusionShapeInfo<RenderType, shapeGetter, intervalGetter>::computeSegment
sForLine(LayoutUnit lineTop, LayoutUnit lineHeight) | 67 bool ExclusionShapeInfo<RenderType, shapeGetter, intervalGetter>::computeSegment
sForLine(LayoutUnit lineTop, LayoutUnit lineHeight) |
68 { | 68 { |
69 ASSERT(lineHeight >= 0); | 69 ASSERT(lineHeight >= 0); |
70 m_shapeLineTop = lineTop - logicalTopOffset(); | 70 m_shapeLineTop = lineTop - logicalTopOffset(); |
71 m_lineHeight = lineHeight; | 71 m_lineHeight = lineHeight; |
72 m_segments.clear(); | 72 m_segments.clear(); |
73 | 73 |
74 if (lineOverlapsShapeBounds()) | 74 if (lineOverlapsShapeBounds()) |
75 (computedShape()->*intervalGetter)(m_shapeLineTop, std::min(m_lineHeight
, shapeLogicalBottom() - lineTop), m_segments); | 75 (computedShape()->*intervalGetter)(m_shapeLineTop, std::min(m_lineHeight
, shapeLogicalBottom() - lineTop), m_segments); |
76 | 76 |
77 LayoutUnit logicalLeftOffset = this->logicalLeftOffset(); | 77 LayoutUnit logicalLeftOffset = this->logicalLeftOffset(); |
78 for (size_t i = 0; i < m_segments.size(); i++) { | 78 for (size_t i = 0; i < m_segments.size(); i++) { |
79 m_segments[i].logicalLeft += logicalLeftOffset; | 79 m_segments[i].logicalLeft += logicalLeftOffset; |
80 m_segments[i].logicalRight += logicalLeftOffset; | 80 m_segments[i].logicalRight += logicalLeftOffset; |
81 } | 81 } |
82 | 82 |
83 return m_segments.size(); | 83 return m_segments.size(); |
84 } | 84 } |
85 | 85 |
86 template class ExclusionShapeInfo<RenderBlock, &RenderStyle::resolvedShapeInside
, &ExclusionShape::getIncludedIntervals>; | 86 template class ExclusionShapeInfo<RenderBlock, &RenderStyle::resolvedShapeInside
, &ExclusionShape::getIncludedIntervals>; |
87 template class ExclusionShapeInfo<RenderBox, &RenderStyle::shapeOutside, &Exclus
ionShape::getExcludedIntervals>; | 87 template class ExclusionShapeInfo<RenderBox, &RenderStyle::shapeOutside, &Exclus
ionShape::getExcludedIntervals>; |
88 } | 88 } |
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