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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 * Copyright (C) 2000 Dirk Mueller (mueller@kde.org) | 3 * Copyright (C) 2000 Dirk Mueller (mueller@kde.org) |
| 4 * Copyright (C) 2004, 2006, 2007 Apple Inc. All rights reserved. | 4 * Copyright (C) 2004, 2006, 2007 Apple Inc. All rights reserved. |
| 5 * Copyright (C) Research In Motion Limited 2011-2012. All rights reserved. | 5 * Copyright (C) Research In Motion Limited 2011-2012. All rights reserved. |
| 6 * | 6 * |
| 7 * This library is free software; you can redistribute it and/or | 7 * This library is free software; you can redistribute it and/or |
| 8 * modify it under the terms of the GNU Library General Public | 8 * modify it under the terms of the GNU Library General Public |
| 9 * License as published by the Free Software Foundation; either | 9 * License as published by the Free Software Foundation; either |
| 10 * version 2 of the License, or (at your option) any later version. | 10 * version 2 of the License, or (at your option) any later version. |
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| 57 } | 57 } |
| 58 | 58 |
| 59 void LayoutReplaced::willBeDestroyed() | 59 void LayoutReplaced::willBeDestroyed() |
| 60 { | 60 { |
| 61 if (!documentBeingDestroyed() && parent()) | 61 if (!documentBeingDestroyed() && parent()) |
| 62 parent()->dirtyLinesFromChangedChild(this); | 62 parent()->dirtyLinesFromChangedChild(this); |
| 63 | 63 |
| 64 LayoutBox::willBeDestroyed(); | 64 LayoutBox::willBeDestroyed(); |
| 65 } | 65 } |
| 66 | 66 |
| 67 void LayoutReplaced::styleDidChange(StyleDifference diff, const LayoutStyle* old
Style) | 67 void LayoutReplaced::styleDidChange(StyleDifference diff, const ComputedStyle* o
ldStyle) |
| 68 { | 68 { |
| 69 LayoutBox::styleDidChange(diff, oldStyle); | 69 LayoutBox::styleDidChange(diff, oldStyle); |
| 70 | 70 |
| 71 bool hadStyle = (oldStyle != 0); | 71 bool hadStyle = (oldStyle != 0); |
| 72 float oldZoom = hadStyle ? oldStyle->effectiveZoom() : LayoutStyle::initialZ
oom(); | 72 float oldZoom = hadStyle ? oldStyle->effectiveZoom() : ComputedStyle::initia
lZoom(); |
| 73 if (style() && style()->effectiveZoom() != oldZoom) | 73 if (style() && style()->effectiveZoom() != oldZoom) |
| 74 intrinsicSizeChanged(); | 74 intrinsicSizeChanged(); |
| 75 } | 75 } |
| 76 | 76 |
| 77 void LayoutReplaced::layout() | 77 void LayoutReplaced::layout() |
| 78 { | 78 { |
| 79 ASSERT(needsLayout()); | 79 ASSERT(needsLayout()); |
| 80 LayoutAnalyzer::Scope analyzer(*this); | 80 LayoutAnalyzer::Scope analyzer(*this); |
| 81 | 81 |
| 82 LayoutRect oldContentRect = replacedContentRect(); | 82 LayoutRect oldContentRect = replacedContentRect(); |
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| 215 constrainedSize.setWidth(LayoutBox::computeReplacedLogicalHeight() * int
rinsicSize.width() / intrinsicSize.height()); | 215 constrainedSize.setWidth(LayoutBox::computeReplacedLogicalHeight() * int
rinsicSize.width() / intrinsicSize.height()); |
| 216 constrainedSize.setHeight(LayoutBox::computeReplacedLogicalWidth() * int
rinsicSize.height() / intrinsicSize.width()); | 216 constrainedSize.setHeight(LayoutBox::computeReplacedLogicalWidth() * int
rinsicSize.height() / intrinsicSize.width()); |
| 217 } | 217 } |
| 218 } | 218 } |
| 219 | 219 |
| 220 LayoutRect LayoutReplaced::replacedContentRect(const LayoutSize* overriddenIntri
nsicSize) const | 220 LayoutRect LayoutReplaced::replacedContentRect(const LayoutSize* overriddenIntri
nsicSize) const |
| 221 { | 221 { |
| 222 LayoutRect contentRect = contentBoxRect(); | 222 LayoutRect contentRect = contentBoxRect(); |
| 223 ObjectFit objectFit = style()->objectFit(); | 223 ObjectFit objectFit = style()->objectFit(); |
| 224 | 224 |
| 225 if (objectFit == ObjectFitFill && style()->objectPosition() == LayoutStyle::
initialObjectPosition()) { | 225 if (objectFit == ObjectFitFill && style()->objectPosition() == ComputedStyle
::initialObjectPosition()) { |
| 226 return contentRect; | 226 return contentRect; |
| 227 } | 227 } |
| 228 | 228 |
| 229 LayoutSize intrinsicSize = overriddenIntrinsicSize ? *overriddenIntrinsicSiz
e : this->intrinsicSize(); | 229 LayoutSize intrinsicSize = overriddenIntrinsicSize ? *overriddenIntrinsicSiz
e : this->intrinsicSize(); |
| 230 if (!intrinsicSize.width() || !intrinsicSize.height()) | 230 if (!intrinsicSize.width() || !intrinsicSize.height()) |
| 231 return contentRect; | 231 return contentRect; |
| 232 | 232 |
| 233 LayoutRect finalRect = contentRect; | 233 LayoutRect finalRect = contentRect; |
| 234 switch (objectFit) { | 234 switch (objectFit) { |
| 235 case ObjectFitContain: | 235 case ObjectFitContain: |
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| 373 { | 373 { |
| 374 ASSERT(preferredLogicalWidthsDirty()); | 374 ASSERT(preferredLogicalWidthsDirty()); |
| 375 | 375 |
| 376 // We cannot resolve any percent logical width here as the available logical | 376 // We cannot resolve any percent logical width here as the available logical |
| 377 // width may not be set on our containing block. | 377 // width may not be set on our containing block. |
| 378 if (style()->logicalWidth().isPercent()) | 378 if (style()->logicalWidth().isPercent()) |
| 379 computeIntrinsicLogicalWidths(m_minPreferredLogicalWidth, m_maxPreferred
LogicalWidth); | 379 computeIntrinsicLogicalWidths(m_minPreferredLogicalWidth, m_maxPreferred
LogicalWidth); |
| 380 else | 380 else |
| 381 m_minPreferredLogicalWidth = m_maxPreferredLogicalWidth = computeReplace
dLogicalWidth(ComputePreferred); | 381 m_minPreferredLogicalWidth = m_maxPreferredLogicalWidth = computeReplace
dLogicalWidth(ComputePreferred); |
| 382 | 382 |
| 383 const LayoutStyle& styleToUse = styleRef(); | 383 const ComputedStyle& styleToUse = styleRef(); |
| 384 if (styleToUse.logicalWidth().isPercent() || styleToUse.logicalMaxWidth().is
Percent()) | 384 if (styleToUse.logicalWidth().isPercent() || styleToUse.logicalMaxWidth().is
Percent()) |
| 385 m_minPreferredLogicalWidth = 0; | 385 m_minPreferredLogicalWidth = 0; |
| 386 | 386 |
| 387 if (styleToUse.logicalMinWidth().isFixed() && styleToUse.logicalMinWidth().v
alue() > 0) { | 387 if (styleToUse.logicalMinWidth().isFixed() && styleToUse.logicalMinWidth().v
alue() > 0) { |
| 388 m_maxPreferredLogicalWidth = std::max(m_maxPreferredLogicalWidth, adjust
ContentBoxLogicalWidthForBoxSizing(styleToUse.logicalMinWidth().value())); | 388 m_maxPreferredLogicalWidth = std::max(m_maxPreferredLogicalWidth, adjust
ContentBoxLogicalWidthForBoxSizing(styleToUse.logicalMinWidth().value())); |
| 389 m_minPreferredLogicalWidth = std::max(m_minPreferredLogicalWidth, adjust
ContentBoxLogicalWidthForBoxSizing(styleToUse.logicalMinWidth().value())); | 389 m_minPreferredLogicalWidth = std::max(m_minPreferredLogicalWidth, adjust
ContentBoxLogicalWidthForBoxSizing(styleToUse.logicalMinWidth().value())); |
| 390 } | 390 } |
| 391 | 391 |
| 392 if (styleToUse.logicalMaxWidth().isFixed()) { | 392 if (styleToUse.logicalMaxWidth().isFixed()) { |
| 393 m_maxPreferredLogicalWidth = std::min(m_maxPreferredLogicalWidth, adjust
ContentBoxLogicalWidthForBoxSizing(styleToUse.logicalMaxWidth().value())); | 393 m_maxPreferredLogicalWidth = std::min(m_maxPreferredLogicalWidth, adjust
ContentBoxLogicalWidthForBoxSizing(styleToUse.logicalMaxWidth().value())); |
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| 505 return LayoutRect(); | 505 return LayoutRect(); |
| 506 | 506 |
| 507 // The selectionRect can project outside of the overflowRect, so take their
union | 507 // The selectionRect can project outside of the overflowRect, so take their
union |
| 508 // for paint invalidation to avoid selection painting glitches. | 508 // for paint invalidation to avoid selection painting glitches. |
| 509 LayoutRect r = isSelected() ? localSelectionRect() : visualOverflowRect(); | 509 LayoutRect r = isSelected() ? localSelectionRect() : visualOverflowRect(); |
| 510 mapRectToPaintInvalidationBacking(paintInvalidationContainer, r, paintInvali
dationState); | 510 mapRectToPaintInvalidationBacking(paintInvalidationContainer, r, paintInvali
dationState); |
| 511 return r; | 511 return r; |
| 512 } | 512 } |
| 513 | 513 |
| 514 } | 514 } |
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