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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 * Copyright (C) 2003, 2006, 2007 Apple Inc. All rights reserved. | 4 * Copyright (C) 2003, 2006, 2007 Apple Inc. All rights reserved. |
5 * | 5 * |
6 * This library is free software; you can redistribute it and/or | 6 * This library is free software; you can redistribute it and/or |
7 * modify it under the terms of the GNU Library General Public | 7 * modify it under the terms of the GNU Library General Public |
8 * License as published by the Free Software Foundation; either | 8 * License as published by the Free Software Foundation; either |
9 * version 2 of the License, or (at your option) any later version. | 9 * version 2 of the License, or (at your option) any later version. |
10 * | 10 * |
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42 | 42 |
43 enum ContentsClipBehavior { ForceContentsClip, SkipContentsClipIfPossible }; | 43 enum ContentsClipBehavior { ForceContentsClip, SkipContentsClipIfPossible }; |
44 | 44 |
45 class RenderBox : public RenderBoxModelObject { | 45 class RenderBox : public RenderBoxModelObject { |
46 public: | 46 public: |
47 explicit RenderBox(ContainerNode*); | 47 explicit RenderBox(ContainerNode*); |
48 virtual ~RenderBox(); | 48 virtual ~RenderBox(); |
49 | 49 |
50 // hasAutoZIndex only returns true if the element is positioned or a flex-it
em since | 50 // hasAutoZIndex only returns true if the element is positioned or a flex-it
em since |
51 // position:static elements that are not flex-items get their z-index coerce
d to auto. | 51 // position:static elements that are not flex-items get their z-index coerce
d to auto. |
52 virtual bool requiresLayer() const OVERRIDE { return isRoot() || isPositione
d() || createsGroup() || hasClipPath() || hasOverflowClip() || hasTransform() ||
hasHiddenBackface() || hasReflection() || style()->specifiesColumns() || !style
()->hasAutoZIndex() || isFloatingWithShapeOutside(); } | 52 virtual bool requiresLayer() const OVERRIDE { return isRoot() || isPositione
d() || createsGroup() || hasClipPath() || hasOverflowClip() || hasTransform() ||
hasHiddenBackface() || hasReflection() || style()->specifiesColumns() || !style
()->hasAutoZIndex(); } |
53 | 53 |
54 virtual bool backgroundIsKnownToBeOpaqueInRect(const LayoutRect& localRect)
const OVERRIDE; | 54 virtual bool backgroundIsKnownToBeOpaqueInRect(const LayoutRect& localRect)
const OVERRIDE; |
55 | 55 |
56 // Use this with caution! No type checking is done! | 56 // Use this with caution! No type checking is done! |
57 RenderBox* firstChildBox() const; | 57 RenderBox* firstChildBox() const; |
58 RenderBox* lastChildBox() const; | 58 RenderBox* lastChildBox() const; |
59 | 59 |
60 LayoutUnit x() const { return m_frameRect.x(); } | 60 LayoutUnit x() const { return m_frameRect.x(); } |
61 LayoutUnit y() const { return m_frameRect.y(); } | 61 LayoutUnit y() const { return m_frameRect.y(); } |
62 LayoutUnit width() const { return m_frameRect.width(); } | 62 LayoutUnit width() const { return m_frameRect.width(); } |
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584 virtual RenderBox* createAnonymousBoxWithSameTypeAs(const RenderObject*) con
st | 584 virtual RenderBox* createAnonymousBoxWithSameTypeAs(const RenderObject*) con
st |
585 { | 585 { |
586 ASSERT_NOT_REACHED(); | 586 ASSERT_NOT_REACHED(); |
587 return 0; | 587 return 0; |
588 } | 588 } |
589 | 589 |
590 bool hasSameDirectionAs(const RenderBox* object) const { return style()->dir
ection() == object->style()->direction(); } | 590 bool hasSameDirectionAs(const RenderBox* object) const { return style()->dir
ection() == object->style()->direction(); } |
591 | 591 |
592 ShapeOutsideInfo* shapeOutsideInfo() const | 592 ShapeOutsideInfo* shapeOutsideInfo() const |
593 { | 593 { |
594 return isFloatingWithShapeOutside() && ShapeOutsideInfo::isEnabledFor(th
is) ? ShapeOutsideInfo::info(this) : 0; | 594 return ShapeOutsideInfo::isEnabledFor(this) ? ShapeOutsideInfo::info(thi
s) : 0; |
595 } | 595 } |
596 | 596 |
597 protected: | 597 protected: |
598 virtual void willBeDestroyed(); | 598 virtual void willBeDestroyed(); |
599 | 599 |
600 virtual void styleWillChange(StyleDifference, const RenderStyle* newStyle); | 600 virtual void styleWillChange(StyleDifference, const RenderStyle* newStyle); |
601 virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle); | 601 virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle); |
602 virtual void updateFromStyle() OVERRIDE; | 602 virtual void updateFromStyle() OVERRIDE; |
603 | 603 |
604 LayoutRect backgroundPaintedExtent() const; | 604 LayoutRect backgroundPaintedExtent() const; |
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758 if (UNLIKELY(m_inlineBoxWrapper != 0)) | 758 if (UNLIKELY(m_inlineBoxWrapper != 0)) |
759 deleteLineBoxWrapper(); | 759 deleteLineBoxWrapper(); |
760 } | 760 } |
761 | 761 |
762 m_inlineBoxWrapper = boxWrapper; | 762 m_inlineBoxWrapper = boxWrapper; |
763 } | 763 } |
764 | 764 |
765 } // namespace WebCore | 765 } // namespace WebCore |
766 | 766 |
767 #endif // RenderBox_h | 767 #endif // RenderBox_h |
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