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| 1 /* | 1 /* |
| 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) | 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
| 3 * (C) 1999 Antti Koivisto (koivisto@kde.org) | 3 * (C) 1999 Antti Koivisto (koivisto@kde.org) |
| 4 * (C) 2007 David Smith (catfish.man@gmail.com) | 4 * (C) 2007 David Smith (catfish.man@gmail.com) |
| 5 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. | 5 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. |
| 6 * All rights reserved. | 6 * All rights reserved. |
| 7 * Copyright (C) Research In Motion Limited 2010. All rights reserved. | 7 * Copyright (C) Research In Motion Limited 2010. All rights reserved. |
| 8 * | 8 * |
| 9 * This library is free software; you can redistribute it and/or | 9 * This library is free software; you can redistribute it and/or |
| 10 * modify it under the terms of the GNU Library General Public | 10 * modify it under the terms of the GNU Library General Public |
| 11 * License as published by the Free Software Foundation; either | 11 * License as published by the Free Software Foundation; either |
| 12 * version 2 of the License, or (at your option) any later version. | 12 * version 2 of the License, or (at your option) any later version. |
| 13 * | 13 * |
| 14 * This library is distributed in the hope that it will be useful, | 14 * This library is distributed in the hope that it will be useful, |
| 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 17 * Library General Public License for more details. | 17 * Library General Public License for more details. |
| 18 * | 18 * |
| 19 * You should have received a copy of the GNU Library General Public License | 19 * You should have received a copy of the GNU Library General Public License |
| 20 * along with this library; see the file COPYING.LIB. If not, write to | 20 * along with this library; see the file COPYING.LIB. If not, write to |
| 21 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | 21 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| 22 * Boston, MA 02110-1301, USA. | 22 * Boston, MA 02110-1301, USA. |
| 23 */ | 23 */ |
| 24 | 24 |
| 25 #include "core/layout/LayoutBlock.h" | 25 #include "core/layout/LayoutBlock.h" |
| 26 | 26 |
| 27 #include <memory> |
| 27 #include "core/HTMLNames.h" | 28 #include "core/HTMLNames.h" |
| 28 #include "core/dom/Document.h" | 29 #include "core/dom/Document.h" |
| 29 #include "core/dom/Element.h" | 30 #include "core/dom/Element.h" |
| 30 #include "core/dom/StyleEngine.h" | 31 #include "core/dom/StyleEngine.h" |
| 31 #include "core/dom/shadow/ShadowRoot.h" | 32 #include "core/dom/shadow/ShadowRoot.h" |
| 32 #include "core/editing/DragCaret.h" | 33 #include "core/editing/DragCaret.h" |
| 33 #include "core/editing/EditingUtilities.h" | 34 #include "core/editing/EditingUtilities.h" |
| 34 #include "core/editing/FrameSelection.h" | 35 #include "core/editing/FrameSelection.h" |
| 35 #include "core/frame/FrameView.h" | 36 #include "core/frame/FrameView.h" |
| 36 #include "core/frame/Settings.h" | 37 #include "core/frame/Settings.h" |
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| 49 #include "core/layout/api/LineLayoutBox.h" | 50 #include "core/layout/api/LineLayoutBox.h" |
| 50 #include "core/layout/api/LineLayoutItem.h" | 51 #include "core/layout/api/LineLayoutItem.h" |
| 51 #include "core/layout/line/InlineTextBox.h" | 52 #include "core/layout/line/InlineTextBox.h" |
| 52 #include "core/page/Page.h" | 53 #include "core/page/Page.h" |
| 53 #include "core/paint/BlockPaintInvalidator.h" | 54 #include "core/paint/BlockPaintInvalidator.h" |
| 54 #include "core/paint/BlockPainter.h" | 55 #include "core/paint/BlockPainter.h" |
| 55 #include "core/paint/ObjectPaintInvalidator.h" | 56 #include "core/paint/ObjectPaintInvalidator.h" |
| 56 #include "core/paint/PaintLayer.h" | 57 #include "core/paint/PaintLayer.h" |
| 57 #include "core/style/ComputedStyle.h" | 58 #include "core/style/ComputedStyle.h" |
| 58 #include "platform/RuntimeEnabledFeatures.h" | 59 #include "platform/RuntimeEnabledFeatures.h" |
| 59 #include "wtf/PtrUtil.h" | 60 #include "platform/wtf/PtrUtil.h" |
| 60 #include "wtf/StdLibExtras.h" | 61 #include "platform/wtf/StdLibExtras.h" |
| 61 #include <memory> | |
| 62 | 62 |
| 63 namespace blink { | 63 namespace blink { |
| 64 | 64 |
| 65 struct SameSizeAsLayoutBlock : public LayoutBox { | 65 struct SameSizeAsLayoutBlock : public LayoutBox { |
| 66 LayoutObjectChildList children; | 66 LayoutObjectChildList children; |
| 67 uint32_t bitfields; | 67 uint32_t bitfields; |
| 68 }; | 68 }; |
| 69 | 69 |
| 70 static_assert(sizeof(LayoutBlock) == sizeof(SameSizeAsLayoutBlock), | 70 static_assert(sizeof(LayoutBlock) == sizeof(SameSizeAsLayoutBlock), |
| 71 "LayoutBlock should stay small"); | 71 "LayoutBlock should stay small"); |
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| 2201 } | 2201 } |
| 2202 | 2202 |
| 2203 return available_height; | 2203 return available_height; |
| 2204 } | 2204 } |
| 2205 | 2205 |
| 2206 bool LayoutBlock::HasDefiniteLogicalHeight() const { | 2206 bool LayoutBlock::HasDefiniteLogicalHeight() const { |
| 2207 return AvailableLogicalHeightForPercentageComputation() != LayoutUnit(-1); | 2207 return AvailableLogicalHeightForPercentageComputation() != LayoutUnit(-1); |
| 2208 } | 2208 } |
| 2209 | 2209 |
| 2210 } // namespace blink | 2210 } // namespace blink |
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