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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "config.h" | 5 #include "config.h" |
6 #include "core/paint/BlockFlowPainter.h" | 6 #include "core/paint/BlockFlowPainter.h" |
7 | 7 |
8 #include "core/layout/FloatingObjects.h" | 8 #include "core/layout/FloatingObjects.h" |
9 #include "core/layout/LayoutBlockFlow.h" | 9 #include "core/layout/LayoutBlockFlow.h" |
10 #include "core/paint/ClipScope.h" | 10 #include "core/paint/ClipScope.h" |
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55 | 55 |
56 LayoutUnit lastTop = 0; | 56 LayoutUnit lastTop = 0; |
57 LayoutUnit lastLeft = m_layoutBlockFlow.logicalLeftSelectionOffset(&m_layout
BlockFlow, lastTop); | 57 LayoutUnit lastLeft = m_layoutBlockFlow.logicalLeftSelectionOffset(&m_layout
BlockFlow, lastTop); |
58 LayoutUnit lastRight = m_layoutBlockFlow.logicalRightSelectionOffset(&m_layo
utBlockFlow, lastTop); | 58 LayoutUnit lastRight = m_layoutBlockFlow.logicalRightSelectionOffset(&m_layo
utBlockFlow, lastTop); |
59 | 59 |
60 LayoutRect bounds = m_layoutBlockFlow.visualOverflowRect(); | 60 LayoutRect bounds = m_layoutBlockFlow.visualOverflowRect(); |
61 bounds.moveBy(paintOffset); | 61 bounds.moveBy(paintOffset); |
62 | 62 |
63 // Only create a DrawingRecorder and ClipScope if skipRecording is false. Th
is logic is needed | 63 // Only create a DrawingRecorder and ClipScope if skipRecording is false. Th
is logic is needed |
64 // because selectionGaps(...) needs to be called even when we do not record. | 64 // because selectionGaps(...) needs to be called even when we do not record. |
65 bool skipRecording = LayoutObjectDrawingRecorder::useCachedDrawingIfPossible
(*paintInfo.context, m_layoutBlockFlow, DisplayItem::SelectionGap, paintOffset); | 65 bool skipRecording = LayoutObjectDrawingRecorder::useCachedDrawingIfPossible
(paintInfo.context, m_layoutBlockFlow, DisplayItem::SelectionGap, paintOffset); |
66 Optional<LayoutObjectDrawingRecorder> drawingRecorder; | 66 Optional<LayoutObjectDrawingRecorder> drawingRecorder; |
67 Optional<ClipScope> clipScope; | 67 Optional<ClipScope> clipScope; |
68 if (!skipRecording) { | 68 if (!skipRecording) { |
69 drawingRecorder.emplace(*paintInfo.context, m_layoutBlockFlow, DisplayIt
em::SelectionGap, FloatRect(bounds), paintOffset); | 69 drawingRecorder.emplace(paintInfo.context, m_layoutBlockFlow, DisplayIte
m::SelectionGap, FloatRect(bounds), paintOffset); |
70 clipScope.emplace(paintInfo.context); | 70 clipScope.emplace(paintInfo.context); |
71 } | 71 } |
72 | 72 |
73 LayoutRect gapRectsBounds = m_layoutBlockFlow.selectionGaps(&m_layoutBlockFl
ow, paintOffset, LayoutSize(), lastTop, lastLeft, lastRight, | 73 LayoutRect gapRectsBounds = m_layoutBlockFlow.selectionGaps(&m_layoutBlockFl
ow, paintOffset, LayoutSize(), lastTop, lastLeft, lastRight, |
74 skipRecording ? nullptr : &paintInfo, | 74 skipRecording ? nullptr : &paintInfo, |
75 skipRecording ? nullptr : &(*clipScope)); | 75 skipRecording ? nullptr : &(*clipScope)); |
76 // TODO(wkorman): Rework below to process paint invalidation rects during la
yout rather than paint. | 76 // TODO(wkorman): Rework below to process paint invalidation rects during la
yout rather than paint. |
77 if (!gapRectsBounds.isEmpty()) { | 77 if (!gapRectsBounds.isEmpty()) { |
78 PaintLayer* layer = m_layoutBlockFlow.enclosingLayer(); | 78 PaintLayer* layer = m_layoutBlockFlow.enclosingLayer(); |
79 gapRectsBounds.moveBy(-paintOffset); | 79 gapRectsBounds.moveBy(-paintOffset); |
80 if (!m_layoutBlockFlow.hasLayer()) { | 80 if (!m_layoutBlockFlow.hasLayer()) { |
81 LayoutRect localBounds(gapRectsBounds); | 81 LayoutRect localBounds(gapRectsBounds); |
82 m_layoutBlockFlow.flipForWritingMode(localBounds); | 82 m_layoutBlockFlow.flipForWritingMode(localBounds); |
83 gapRectsBounds = LayoutRect(m_layoutBlockFlow.localToContainerQuad(F
loatRect(localBounds), layer->layoutObject()).enclosingBoundingBox()); | 83 gapRectsBounds = LayoutRect(m_layoutBlockFlow.localToContainerQuad(F
loatRect(localBounds), layer->layoutObject()).enclosingBoundingBox()); |
84 if (layer->layoutObject()->hasOverflowClip()) | 84 if (layer->layoutObject()->hasOverflowClip()) |
85 gapRectsBounds.move(layer->layoutBox()->scrolledContentOffset())
; | 85 gapRectsBounds.move(layer->layoutBox()->scrolledContentOffset())
; |
86 } | 86 } |
87 layer->addBlockSelectionGapsBounds(gapRectsBounds); | 87 layer->addBlockSelectionGapsBounds(gapRectsBounds); |
88 } | 88 } |
89 } | 89 } |
90 | 90 |
91 } // namespace blink | 91 } // namespace blink |
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