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1 /* | 1 /* |
2 * Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org> | 2 * Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org> |
3 * Copyright (C) 2004, 2005, 2006, 2007, 2010 Rob Buis <buis@kde.org> | 3 * Copyright (C) 2004, 2005, 2006, 2007, 2010 Rob Buis <buis@kde.org> |
4 * Copyright (C) 2014 Samsung Electronics. All rights reserved. | 4 * Copyright (C) 2014 Samsung Electronics. 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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66 | 66 |
67 bool hasEmptyViewBox() const { return m_viewBox->currentValue()->isValid() &
& m_viewBox->currentValue()->value().isEmpty(); } | 67 bool hasEmptyViewBox() const { return m_viewBox->currentValue()->isValid() &
& m_viewBox->currentValue()->value().isEmpty(); } |
68 | 68 |
69 // JS API | 69 // JS API |
70 SVGAnimatedRect* viewBox() const { return m_viewBox.get(); } | 70 SVGAnimatedRect* viewBox() const { return m_viewBox.get(); } |
71 SVGAnimatedPreserveAspectRatio* preserveAspectRatio() const { return m_prese
rveAspectRatio.get(); } | 71 SVGAnimatedPreserveAspectRatio* preserveAspectRatio() const { return m_prese
rveAspectRatio.get(); } |
72 | 72 |
73 DECLARE_VIRTUAL_TRACE(); | 73 DECLARE_VIRTUAL_TRACE(); |
74 | 74 |
75 protected: | 75 protected: |
76 SVGFitToViewBox(); | 76 explicit SVGFitToViewBox(SVGElement*, PropertyMapPolicy = PropertyMapPolicyA
dd); |
77 | |
78 // FIXME: Oilpan: the construction of this mixin requires heap allocation, | |
79 // which cannot be safely done with Oilpan until the object that include | |
80 // this mixin have had its vptr initialized -- so as to be able to | |
81 // accurately trace the entire object should a GC strike while constructing | |
82 // the mixin. | |
83 // | |
84 // Try to come up with a more natural alternative and solution that doesn't | |
85 // require hoisting the constructor code for mixins into a separate method | |
86 // like initialize(). It makes construction of these heap-allocation mixins | |
87 // safe in the meantime, however. | |
88 // | |
89 void initialize(SVGElement* contextElement, PropertyMapPolicy = PropertyMapP
olicyAdd); | |
90 | |
91 void updateViewBox(const FloatRect&); | 77 void updateViewBox(const FloatRect&); |
92 void clearViewBox() { m_viewBox = nullptr; } | 78 void clearViewBox() { m_viewBox = nullptr; } |
93 void clearPreserveAspectRatio() { m_preserveAspectRatio = nullptr; } | 79 void clearPreserveAspectRatio() { m_preserveAspectRatio = nullptr; } |
94 | 80 |
95 private: | 81 private: |
96 RefPtrWillBeMember<SVGAnimatedRect> m_viewBox; | 82 RefPtrWillBeMember<SVGAnimatedRect> m_viewBox; |
97 RefPtrWillBeMember<SVGAnimatedPreserveAspectRatio> m_preserveAspectRatio; | 83 RefPtrWillBeMember<SVGAnimatedPreserveAspectRatio> m_preserveAspectRatio; |
98 }; | 84 }; |
99 | 85 |
100 } // namespace blink | 86 } // namespace blink |
101 | 87 |
102 #endif // SVGFitToViewBox_h | 88 #endif // SVGFitToViewBox_h |
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