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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 |
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| 291 if (!oldStyle) | 291 if (!oldStyle) |
| 292 return; | 292 return; |
| 293 | 293 |
| 294 // FIXME: The following checks could be narrowed down if we kept track of wh
ich type of grid items we have: | 294 // FIXME: The following checks could be narrowed down if we kept track of wh
ich type of grid items we have: |
| 295 // - explicit grid size changes impact negative explicitely positioned and a
uto-placed grid items. | 295 // - explicit grid size changes impact negative explicitely positioned and a
uto-placed grid items. |
| 296 // - named grid lines only impact grid items with named grid lines. | 296 // - named grid lines only impact grid items with named grid lines. |
| 297 // - auto-flow changes only impacts auto-placed children. | 297 // - auto-flow changes only impacts auto-placed children. |
| 298 | 298 |
| 299 if (explicitGridDidResize(*oldStyle) | 299 if (explicitGridDidResize(*oldStyle) |
| 300 || namedGridLinesDefinitionDidChange(*oldStyle) | 300 || namedGridLinesDefinitionDidChange(*oldStyle) |
| 301 || oldStyle->gridAutoFlow() != styleRef().gridAutoFlow()) | 301 || oldStyle->getGridAutoFlow() != styleRef().getGridAutoFlow()) |
| 302 dirtyGrid(); | 302 dirtyGrid(); |
| 303 } | 303 } |
| 304 | 304 |
| 305 bool LayoutGrid::explicitGridDidResize(const ComputedStyle& oldStyle) const | 305 bool LayoutGrid::explicitGridDidResize(const ComputedStyle& oldStyle) const |
| 306 { | 306 { |
| 307 return oldStyle.gridTemplateColumns().size() != styleRef().gridTemplateColum
ns().size() | 307 return oldStyle.gridTemplateColumns().size() != styleRef().gridTemplateColum
ns().size() |
| 308 || oldStyle.gridTemplateRows().size() != styleRef().gridTemplateRows().s
ize(); | 308 || oldStyle.gridTemplateRows().size() != styleRef().gridTemplateRows().s
ize(); |
| 309 } | 309 } |
| 310 | 310 |
| 311 bool LayoutGrid::namedGridLinesDefinitionDidChange(const ComputedStyle& oldStyle
) const | 311 bool LayoutGrid::namedGridLinesDefinitionDidChange(const ComputedStyle& oldStyle
) const |
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| 1788 } else if (marginBefore.isAuto()) { | 1788 } else if (marginBefore.isAuto()) { |
| 1789 child.setMarginBefore(availableAlignmentSpace, style()); | 1789 child.setMarginBefore(availableAlignmentSpace, style()); |
| 1790 } else if (marginAfter.isAuto()) { | 1790 } else if (marginAfter.isAuto()) { |
| 1791 child.setMarginAfter(availableAlignmentSpace, style()); | 1791 child.setMarginAfter(availableAlignmentSpace, style()); |
| 1792 } | 1792 } |
| 1793 } | 1793 } |
| 1794 | 1794 |
| 1795 GridAxisPosition LayoutGrid::columnAxisPositionForChild(const LayoutBox& child)
const | 1795 GridAxisPosition LayoutGrid::columnAxisPositionForChild(const LayoutBox& child)
const |
| 1796 { | 1796 { |
| 1797 bool hasOrthogonalWritingMode = child.isHorizontalWritingMode() != isHorizon
talWritingMode(); | 1797 bool hasOrthogonalWritingMode = child.isHorizontalWritingMode() != isHorizon
talWritingMode(); |
| 1798 bool hasSameWritingMode = child.styleRef().writingMode() == styleRef().writi
ngMode(); | 1798 bool hasSameWritingMode = child.styleRef().getWritingMode() == styleRef().ge
tWritingMode(); |
| 1799 | 1799 |
| 1800 switch (ComputedStyle::resolveAlignment(styleRef(), child.styleRef(), ItemPo
sitionStretch)) { | 1800 switch (ComputedStyle::resolveAlignment(styleRef(), child.styleRef(), ItemPo
sitionStretch)) { |
| 1801 case ItemPositionSelfStart: | 1801 case ItemPositionSelfStart: |
| 1802 // If orthogonal writing-modes, this computes to 'start'. | 1802 // If orthogonal writing-modes, this computes to 'start'. |
| 1803 // FIXME: grid track sizing and positioning do not support orthogonal mo
des yet. | 1803 // FIXME: grid track sizing and positioning do not support orthogonal mo
des yet. |
| 1804 // self-start is based on the child's block axis direction. That's why w
e need to check against the grid container's block flow. | 1804 // self-start is based on the child's block axis direction. That's why w
e need to check against the grid container's block flow. |
| 1805 return (hasOrthogonalWritingMode || hasSameWritingMode) ? GridAxisStart
: GridAxisEnd; | 1805 return (hasOrthogonalWritingMode || hasSameWritingMode) ? GridAxisStart
: GridAxisEnd; |
| 1806 case ItemPositionSelfEnd: | 1806 case ItemPositionSelfEnd: |
| 1807 // If orthogonal writing-modes, this computes to 'end'. | 1807 // If orthogonal writing-modes, this computes to 'end'. |
| 1808 // FIXME: grid track sizing and positioning do not support orthogonal mo
des yet. | 1808 // FIXME: grid track sizing and positioning do not support orthogonal mo
des yet. |
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| 2069 | 2069 |
| 2070 return LayoutPoint(rowAxisOffset, columnAxisOffsetForChild(child)); | 2070 return LayoutPoint(rowAxisOffset, columnAxisOffsetForChild(child)); |
| 2071 } | 2071 } |
| 2072 | 2072 |
| 2073 void LayoutGrid::paintChildren(const PaintInfo& paintInfo, const LayoutPoint& pa
intOffset) const | 2073 void LayoutGrid::paintChildren(const PaintInfo& paintInfo, const LayoutPoint& pa
intOffset) const |
| 2074 { | 2074 { |
| 2075 GridPainter(*this).paintChildren(paintInfo, paintOffset); | 2075 GridPainter(*this).paintChildren(paintInfo, paintOffset); |
| 2076 } | 2076 } |
| 2077 | 2077 |
| 2078 } // namespace blink | 2078 } // namespace blink |
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