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1 /* | 1 /* |
2 * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org> | 2 * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org> |
3 * Copyright (C) 2004, 2005, 2007 Rob Buis <buis@kde.org> | 3 * Copyright (C) 2004, 2005, 2007 Rob Buis <buis@kde.org> |
4 * Copyright (C) 2009 Google, Inc. | 4 * Copyright (C) 2009 Google, Inc. |
5 * Copyright (C) 2009 Apple Inc. All rights reserved. | 5 * Copyright (C) 2009 Apple Inc. 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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28 namespace blink { | 28 namespace blink { |
29 | 29 |
30 // This is used for non-root <svg> elements and <marker> elements, neither of wh
ich are SVGTransformable | 30 // This is used for non-root <svg> elements and <marker> elements, neither of wh
ich are SVGTransformable |
31 // thus we inherit from LayoutSVGContainer instead of LayoutSVGTransformableCont
ainer | 31 // thus we inherit from LayoutSVGContainer instead of LayoutSVGTransformableCont
ainer |
32 class LayoutSVGViewportContainer final : public LayoutSVGContainer { | 32 class LayoutSVGViewportContainer final : public LayoutSVGContainer { |
33 public: | 33 public: |
34 explicit LayoutSVGViewportContainer(SVGElement*); | 34 explicit LayoutSVGViewportContainer(SVGElement*); |
35 FloatRect viewport() const { return m_viewport; } | 35 FloatRect viewport() const { return m_viewport; } |
36 | 36 |
37 bool isLayoutSizeChanged() const { return m_isLayoutSizeChanged; } | 37 bool isLayoutSizeChanged() const { return m_isLayoutSizeChanged; } |
38 bool didTransformToRootUpdate() const override { return m_didTransformToRoot
Update; } | |
39 | 38 |
40 void determineIfLayoutSizeChanged() override; | 39 void determineIfLayoutSizeChanged() override; |
41 void setNeedsTransformUpdate() override { m_needsTransformUpdate = true; } | 40 void setNeedsTransformUpdate() override { m_needsTransformUpdate = true; } |
42 | 41 |
43 void paint(const PaintInfo&, const LayoutPoint&) const override; | 42 void paint(const PaintInfo&, const LayoutPoint&) const override; |
44 | 43 |
45 const char* name() const override { return "LayoutSVGViewportContainer"; } | 44 const char* name() const override { return "LayoutSVGViewportContainer"; } |
46 | 45 |
47 private: | 46 private: |
48 bool isOfType(LayoutObjectType type) const override { return type == LayoutO
bjectSVGViewportContainer || LayoutSVGContainer::isOfType(type); } | 47 bool isOfType(LayoutObjectType type) const override { return type == LayoutO
bjectSVGViewportContainer || LayoutSVGContainer::isOfType(type); } |
49 | 48 |
50 AffineTransform viewportTransform() const; | 49 AffineTransform viewportTransform() const; |
51 const AffineTransform& localToSVGParentTransform() const override { return m
_localToParentTransform; } | 50 const AffineTransform& localToSVGParentTransform() const override { return m
_localToParentTransform; } |
52 | 51 |
53 void calcViewport() override; | 52 void calcViewport() override; |
54 bool calculateLocalTransform() override; | 53 bool calculateLocalTransform() override; |
55 | 54 |
56 bool pointIsInsideViewportClip(const FloatPoint& pointInParent) override; | 55 bool pointIsInsideViewportClip(const FloatPoint& pointInParent) override; |
57 | 56 |
58 FloatRect m_viewport; | 57 FloatRect m_viewport; |
59 mutable AffineTransform m_localToParentTransform; | 58 mutable AffineTransform m_localToParentTransform; |
60 bool m_didTransformToRootUpdate : 1; | |
61 bool m_isLayoutSizeChanged : 1; | 59 bool m_isLayoutSizeChanged : 1; |
62 bool m_needsTransformUpdate : 1; | 60 bool m_needsTransformUpdate : 1; |
63 }; | 61 }; |
64 | 62 |
65 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutSVGViewportContainer, isSVGViewportContain
er()); | 63 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutSVGViewportContainer, isSVGViewportContain
er()); |
66 | 64 |
67 } // namespace blink | 65 } // namespace blink |
68 | 66 |
69 #endif // LayoutSVGViewportContainer_h | 67 #endif // LayoutSVGViewportContainer_h |
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