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1 /* | 1 /* |
2 * Copyright (C) 2011 Apple Inc. All rights reserved. | 2 * Copyright (C) 2011 Apple Inc. 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 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
12 * | 12 * |
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY | 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
24 */ | 24 */ |
25 | 25 |
26 #ifndef RenderGrid_h | 26 #ifndef LayoutGrid_h |
27 #define RenderGrid_h | 27 #define LayoutGrid_h |
28 | 28 |
29 #include "core/layout/OrderIterator.h" | 29 #include "core/layout/OrderIterator.h" |
30 #include "core/layout/style/GridResolvedPosition.h" | 30 #include "core/layout/style/GridResolvedPosition.h" |
31 #include "core/rendering/RenderBlock.h" | 31 #include "core/rendering/RenderBlock.h" |
32 | 32 |
33 namespace blink { | 33 namespace blink { |
34 | 34 |
35 struct GridCoordinate; | 35 struct GridCoordinate; |
36 struct GridSpan; | 36 struct GridSpan; |
37 class GridTrack; | 37 class GridTrack; |
38 class GridItemWithSpan; | 38 class GridItemWithSpan; |
39 | 39 |
40 class RenderGrid final : public RenderBlock { | 40 class LayoutGrid final : public RenderBlock { |
41 public: | 41 public: |
42 RenderGrid(Element*); | 42 LayoutGrid(Element*); |
43 virtual ~RenderGrid(); | 43 virtual ~LayoutGrid(); |
44 | 44 |
45 virtual const char* renderName() const override; | 45 virtual const char* renderName() const override; |
46 | 46 |
47 virtual void layoutBlock(bool relayoutChildren) override; | 47 virtual void layoutBlock(bool relayoutChildren) override; |
48 | 48 |
49 virtual bool canCollapseAnonymousBlockChild() const override { return false;
} | 49 virtual bool canCollapseAnonymousBlockChild() const override { return false;
} |
50 | 50 |
51 void dirtyGrid(); | 51 void dirtyGrid(); |
52 | 52 |
53 const Vector<LayoutUnit>& columnPositions() const { return m_columnPositions
; } | 53 const Vector<LayoutUnit>& columnPositions() const { return m_columnPositions
; } |
54 const Vector<LayoutUnit>& rowPositions() const { return m_rowPositions; } | 54 const Vector<LayoutUnit>& rowPositions() const { return m_rowPositions; } |
55 | 55 |
56 typedef Vector<LayoutBox*, 1> GridCell; | 56 typedef Vector<LayoutBox*, 1> GridCell; |
57 const GridCell& gridCell(int row, int column) { return m_grid[row][column];
} | 57 const GridCell& gridCell(int row, int column) { return m_grid[row][column];
} |
58 const Vector<LayoutBox*>& itemsOverflowingGridArea() { return m_gridItemsOve
rflowingGridArea; } | 58 const Vector<LayoutBox*>& itemsOverflowingGridArea() { return m_gridItemsOve
rflowingGridArea; } |
59 int paintIndexForGridItem(const LayoutBox* layoutBox) { return m_gridItemsIn
dexesMap.get(layoutBox); } | 59 int paintIndexForGridItem(const LayoutBox* layoutBox) { return m_gridItemsIn
dexesMap.get(layoutBox); } |
60 | 60 |
61 bool gridIsDirty() const { return m_gridIsDirty; } | 61 bool gridIsDirty() const { return m_gridIsDirty; } |
62 | 62 |
63 typedef void (GridTrack::* AccumulatorGrowFunction)(LayoutUnit); | 63 typedef void (GridTrack::* AccumulatorGrowFunction)(LayoutUnit); |
64 private: | 64 private: |
65 virtual bool isOfType(LayoutObjectType type) const override { return type ==
LayoutObjectRenderGrid || RenderBlock::isOfType(type); } | 65 virtual bool isOfType(LayoutObjectType type) const override { return type ==
LayoutObjectLayoutGrid || RenderBlock::isOfType(type); } |
66 virtual void computeIntrinsicLogicalWidths(LayoutUnit& minLogicalWidth, Layo
utUnit& maxLogicalWidth) const override; | 66 virtual void computeIntrinsicLogicalWidths(LayoutUnit& minLogicalWidth, Layo
utUnit& maxLogicalWidth) const override; |
67 virtual void computePreferredLogicalWidths() override; | 67 virtual void computePreferredLogicalWidths() override; |
68 | 68 |
69 virtual void addChild(LayoutObject* newChild, LayoutObject* beforeChild = 0)
override; | 69 virtual void addChild(LayoutObject* newChild, LayoutObject* beforeChild = 0)
override; |
70 virtual void removeChild(LayoutObject*) override; | 70 virtual void removeChild(LayoutObject*) override; |
71 | 71 |
72 virtual void styleDidChange(StyleDifference, const LayoutStyle*) override; | 72 virtual void styleDidChange(StyleDifference, const LayoutStyle*) override; |
73 | 73 |
74 bool explicitGridDidResize(const LayoutStyle&) const; | 74 bool explicitGridDidResize(const LayoutStyle&) const; |
75 bool namedGridLinesDefinitionDidChange(const LayoutStyle&) const; | 75 bool namedGridLinesDefinitionDidChange(const LayoutStyle&) const; |
(...skipping 17 matching lines...) Expand all Loading... |
93 void placeAutoMajorAxisItemsOnGrid(const Vector<LayoutBox*>&); | 93 void placeAutoMajorAxisItemsOnGrid(const Vector<LayoutBox*>&); |
94 void placeAutoMajorAxisItemOnGrid(LayoutBox&, std::pair<size_t, size_t>& aut
oPlacementCursor); | 94 void placeAutoMajorAxisItemOnGrid(LayoutBox&, std::pair<size_t, size_t>& aut
oPlacementCursor); |
95 GridTrackSizingDirection autoPlacementMajorAxisDirection() const; | 95 GridTrackSizingDirection autoPlacementMajorAxisDirection() const; |
96 GridTrackSizingDirection autoPlacementMinorAxisDirection() const; | 96 GridTrackSizingDirection autoPlacementMinorAxisDirection() const; |
97 | 97 |
98 void layoutGridItems(); | 98 void layoutGridItems(); |
99 void layoutPositionedObjects(bool relayoutChildren, PositionedLayoutBehavior
= DefaultLayout); | 99 void layoutPositionedObjects(bool relayoutChildren, PositionedLayoutBehavior
= DefaultLayout); |
100 void offsetAndBreadthForPositionedChild(const LayoutBox&, GridTrackSizingDir
ection, bool startIsAuto, bool endIsAuto, LayoutUnit& offset, LayoutUnit& breadt
h); | 100 void offsetAndBreadthForPositionedChild(const LayoutBox&, GridTrackSizingDir
ection, bool startIsAuto, bool endIsAuto, LayoutUnit& offset, LayoutUnit& breadt
h); |
101 void populateGridPositions(const GridSizingData&, LayoutUnit availableSpaceF
orColumns, LayoutUnit availableSpaceForRows); | 101 void populateGridPositions(const GridSizingData&, LayoutUnit availableSpaceF
orColumns, LayoutUnit availableSpaceForRows); |
102 | 102 |
103 typedef LayoutUnit (RenderGrid::* SizingFunction)(LayoutBox&, GridTrackSizin
gDirection, Vector<GridTrack>&); | 103 typedef LayoutUnit (LayoutGrid::* SizingFunction)(LayoutBox&, GridTrackSizin
gDirection, Vector<GridTrack>&); |
104 typedef const LayoutUnit& (GridTrack::* AccumulatorGetter)() const; | 104 typedef const LayoutUnit& (GridTrack::* AccumulatorGetter)() const; |
105 typedef bool (GridTrackSize::* FilterFunction)() const; | 105 typedef bool (GridTrackSize::* FilterFunction)() const; |
106 void resolveContentBasedTrackSizingFunctionsForNonSpanningItems(GridTrackSiz
ingDirection, const GridCoordinate&, LayoutBox& gridItem, GridTrack&, Vector<Gri
dTrack>& columnTracks); | 106 void resolveContentBasedTrackSizingFunctionsForNonSpanningItems(GridTrackSiz
ingDirection, const GridCoordinate&, LayoutBox& gridItem, GridTrack&, Vector<Gri
dTrack>& columnTracks); |
107 void resolveContentBasedTrackSizingFunctionsForItems(GridTrackSizingDirectio
n, GridSizingData&, GridItemWithSpan&, FilterFunction, SizingFunction, Accumulat
orGetter, AccumulatorGrowFunction, FilterFunction growAboveMaxBreadthFilterFunct
ion = nullptr); | 107 void resolveContentBasedTrackSizingFunctionsForItems(GridTrackSizingDirectio
n, GridSizingData&, GridItemWithSpan&, FilterFunction, SizingFunction, Accumulat
orGetter, AccumulatorGrowFunction, FilterFunction growAboveMaxBreadthFilterFunct
ion = nullptr); |
108 void distributeSpaceToTracks(Vector<GridTrack*>&, const Vector<GridTrack*>*
growBeyondGrowthLimitsTracks, AccumulatorGetter, AccumulatorGrowFunction, GridSi
zingData&, LayoutUnit& availableLogicalSpace); | 108 void distributeSpaceToTracks(Vector<GridTrack*>&, const Vector<GridTrack*>*
growBeyondGrowthLimitsTracks, AccumulatorGetter, AccumulatorGrowFunction, GridSi
zingData&, LayoutUnit& availableLogicalSpace); |
109 | 109 |
110 double computeNormalizedFractionBreadth(Vector<GridTrack>&, const GridSpan&
tracksSpan, GridTrackSizingDirection, LayoutUnit availableLogicalSpace) const; | 110 double computeNormalizedFractionBreadth(Vector<GridTrack>&, const GridSpan&
tracksSpan, GridTrackSizingDirection, LayoutUnit availableLogicalSpace) const; |
111 | 111 |
112 GridTrackSize gridTrackSize(GridTrackSizingDirection, size_t) const; | 112 GridTrackSize gridTrackSize(GridTrackSizingDirection, size_t) const; |
113 | 113 |
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155 return m_grid[0].size(); | 155 return m_grid[0].size(); |
156 } | 156 } |
157 size_t gridRowCount() const | 157 size_t gridRowCount() const |
158 { | 158 { |
159 ASSERT(!gridIsDirty()); | 159 ASSERT(!gridIsDirty()); |
160 return m_grid.size(); | 160 return m_grid.size(); |
161 } | 161 } |
162 | 162 |
163 bool hasDefiniteLogicalSize(GridTrackSizingDirection) const; | 163 bool hasDefiniteLogicalSize(GridTrackSizingDirection) const; |
164 | 164 |
165 typedef Vector<Vector<GridCell> > GridRepresentation; | 165 typedef Vector<Vector<GridCell>> GridRepresentation; |
166 GridRepresentation m_grid; | 166 GridRepresentation m_grid; |
167 bool m_gridIsDirty; | 167 bool m_gridIsDirty; |
168 Vector<LayoutUnit> m_rowPositions; | 168 Vector<LayoutUnit> m_rowPositions; |
169 Vector<LayoutUnit> m_columnPositions; | 169 Vector<LayoutUnit> m_columnPositions; |
170 HashMap<const LayoutBox*, GridCoordinate> m_gridItemCoordinate; | 170 HashMap<const LayoutBox*, GridCoordinate> m_gridItemCoordinate; |
171 OrderIterator m_orderIterator; | 171 OrderIterator m_orderIterator; |
172 Vector<LayoutBox*> m_gridItemsOverflowingGridArea; | 172 Vector<LayoutBox*> m_gridItemsOverflowingGridArea; |
173 HashMap<const LayoutBox*, size_t> m_gridItemsIndexesMap; | 173 HashMap<const LayoutBox*, size_t> m_gridItemsIndexesMap; |
174 }; | 174 }; |
175 | 175 |
176 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(RenderGrid, isRenderGrid()); | 176 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutGrid, isLayoutGrid()); |
177 | 177 |
178 } // namespace blink | 178 } // namespace blink |
179 | 179 |
180 #endif // RenderGrid_h | 180 #endif // LayoutGrid_h |
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