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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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 "core/paint/TablePaintInvalidator.h" | 5 #include "core/paint/TablePaintInvalidator.h" |
6 | 6 |
7 #include "core/layout/LayoutTable.h" | 7 #include "core/layout/LayoutTable.h" |
8 #include "core/layout/LayoutTableCell.h" | 8 #include "core/layout/LayoutTableCell.h" |
9 #include "core/layout/LayoutTableCol.h" | 9 #include "core/layout/LayoutTableCol.h" |
10 #include "core/layout/LayoutTableRow.h" | 10 #include "core/layout/LayoutTableRow.h" |
11 #include "core/layout/LayoutTableSection.h" | 11 #include "core/layout/LayoutTableSection.h" |
12 #include "core/paint/BoxPaintInvalidator.h" | 12 #include "core/paint/BoxPaintInvalidator.h" |
13 #include "core/paint/PaintInvalidator.h" | 13 #include "core/paint/PaintInvalidator.h" |
14 | 14 |
15 namespace blink { | 15 namespace blink { |
16 | 16 |
17 PaintInvalidationReason TablePaintInvalidator::invalidatePaintIfNeeded() { | 17 PaintInvalidationReason TablePaintInvalidator::invalidatePaintIfNeeded() { |
18 PaintInvalidationReason reason = | 18 PaintInvalidationReason reason = |
19 BoxPaintInvalidator(m_table, m_context).invalidatePaintIfNeeded(); | 19 BoxPaintInvalidator(m_table, m_context).invalidatePaintIfNeeded(); |
20 | 20 |
21 // Table cells paint background from the containing column group, column, | 21 // Table cells paint background from the containing column group, column, |
22 // section and row. If background of any of them changed, we need to | 22 // section and row. If background of any of them changed, we need to |
23 // invalidate all affected cells. Here use shouldDoFullPaintInvalidation() as | 23 // invalidate all affected cells. Here use shouldDoFullPaintInvalidation() as |
24 // a broader condition of background change. | 24 // a broader condition of background change. |
25 | 25 |
26 // If any col changed background, we'll check all cells for background | 26 // If any col changed background, we'll check all cells for background |
27 // changes. | 27 // changes. |
28 bool hasColChangedBackground = false; | 28 bool hasColChangedBackground = false; |
29 bool visualRectChanged = m_context.oldVisualRect != m_context.newVisualRect; | 29 bool visualRectChanged = m_context.oldVisualRect != m_table.visualRect(); |
30 for (LayoutTableCol* col = m_table.firstColumn(); col; | 30 for (LayoutTableCol* col = m_table.firstColumn(); col; |
31 col = col->nextColumn()) { | 31 col = col->nextColumn()) { |
32 // LayoutTableCol uses the table's localVisualRect(). Should check column | 32 // LayoutTableCol uses the table's localVisualRect(). Should check column |
33 // for paint invalidation when table's visual rect changed. | 33 // for paint invalidation when table's visual rect changed. |
34 if (visualRectChanged) | 34 if (visualRectChanged) |
35 col->setMayNeedPaintInvalidation(); | 35 col->setMayNeedPaintInvalidation(); |
36 // This ensures that the backgroundChangedSinceLastPaintInvalidation flag | 36 // This ensures that the backgroundChangedSinceLastPaintInvalidation flag |
37 // is up-to-date. | 37 // is up-to-date. |
38 col->ensureIsReadyForPaintInvalidation(); | 38 col->ensureIsReadyForPaintInvalidation(); |
39 if (col->backgroundChangedSinceLastPaintInvalidation()) { | 39 if (col->backgroundChangedSinceLastPaintInvalidation()) { |
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95 PaintInvalidationStyleChange); | 95 PaintInvalidationStyleChange); |
96 } | 96 } |
97 } | 97 } |
98 } | 98 } |
99 } | 99 } |
100 | 100 |
101 return reason; | 101 return reason; |
102 } | 102 } |
103 | 103 |
104 } // namespace blink | 104 } // namespace blink |
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