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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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