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1 /* | 1 /* |
2 * Copyright (C) Research In Motion Limited 2010. All rights reserved. | 2 * Copyright (C) Research In Motion Limited 2010. All rights reserved. |
3 * | 3 * |
4 * This library is free software; you can redistribute it and/or | 4 * This library is free software; you can redistribute it and/or |
5 * modify it under the terms of the GNU Library General Public | 5 * modify it under the terms of the GNU Library General Public |
6 * License as published by the Free Software Foundation; either | 6 * License as published by the Free Software Foundation; either |
7 * version 2 of the License, or (at your option) any later version. | 7 * version 2 of the License, or (at your option) any later version. |
8 * | 8 * |
9 * This library is distributed in the hope that it will be useful, | 9 * This library is distributed in the hope that it will be useful, |
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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23 #include "core/svg/SVGPathConsumer.h" | 23 #include "core/svg/SVGPathConsumer.h" |
24 #include "platform/heap/Handle.h" | 24 #include "platform/heap/Handle.h" |
25 | 25 |
26 namespace blink { | 26 namespace blink { |
27 | 27 |
28 enum FloatBlendMode { | 28 enum FloatBlendMode { |
29 BlendHorizontal, | 29 BlendHorizontal, |
30 BlendVertical | 30 BlendVertical |
31 }; | 31 }; |
32 | 32 |
| 33 struct PathSegmentData; |
33 class SVGPathSource; | 34 class SVGPathSource; |
34 | 35 |
35 class SVGPathBlender : public NoBaseWillBeGarbageCollectedFinalized<SVGPathBlend
er> { | 36 class SVGPathBlender : public NoBaseWillBeGarbageCollectedFinalized<SVGPathBlend
er> { |
36 WTF_MAKE_NONCOPYABLE(SVGPathBlender); WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVE
D; | 37 WTF_MAKE_NONCOPYABLE(SVGPathBlender); WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVE
D; |
37 public: | 38 public: |
38 SVGPathBlender(SVGPathSource* fromSource, SVGPathSource* toSource, SVGPathCo
nsumer*); | 39 SVGPathBlender(SVGPathSource* fromSource, SVGPathSource* toSource, SVGPathCo
nsumer*); |
39 | 40 |
40 bool addAnimatedPath(unsigned repeatCount); | 41 bool addAnimatedPath(unsigned repeatCount); |
41 bool blendAnimatedPath(float); | 42 bool blendAnimatedPath(float); |
42 | 43 |
43 DECLARE_TRACE(); | 44 DECLARE_TRACE(); |
44 | 45 |
45 private: | 46 private: |
46 bool blendMoveToSegment(); | 47 void blendMoveToSegment(const PathSegmentData& fromSeg, const PathSegmentDat
a& toSeg); |
47 bool blendLineToSegment(); | 48 void blendLineToSegment(const PathSegmentData& fromSeg, const PathSegmentDat
a& toSeg); |
48 bool blendLineToHorizontalSegment(); | 49 void blendLineToHorizontalSegment(const PathSegmentData& fromSeg, const Path
SegmentData& toSeg); |
49 bool blendLineToVerticalSegment(); | 50 void blendLineToVerticalSegment(const PathSegmentData& fromSeg, const PathSe
gmentData& toSeg); |
50 bool blendCurveToCubicSegment(); | 51 void blendCurveToCubicSegment(const PathSegmentData& fromSeg, const PathSegm
entData& toSeg); |
51 bool blendCurveToCubicSmoothSegment(); | 52 void blendCurveToCubicSmoothSegment(const PathSegmentData& fromSeg, const Pa
thSegmentData& toSeg); |
52 bool blendCurveToQuadraticSegment(); | 53 void blendCurveToQuadraticSegment(const PathSegmentData& fromSeg, const Path
SegmentData& toSeg); |
53 bool blendCurveToQuadraticSmoothSegment(); | 54 void blendCurveToQuadraticSmoothSegment(const PathSegmentData& fromSeg, cons
t PathSegmentData& toSeg); |
54 bool blendArcToSegment(); | 55 void blendArcToSegment(const PathSegmentData& fromSeg, const PathSegmentData
& toSeg); |
55 | 56 |
56 float blendAnimatedDimensonalFloat(float, float, FloatBlendMode); | 57 float blendAnimatedDimensonalFloat(float, float, FloatBlendMode); |
57 FloatPoint blendAnimatedFloatPoint(const FloatPoint& from, const FloatPoint&
to); | 58 FloatPoint blendAnimatedFloatPoint(const FloatPoint& from, const FloatPoint&
to); |
58 FloatPoint blendAnimatedFloatPointSameCoordinates(const FloatPoint& from, co
nst FloatPoint& to); | 59 FloatPoint blendAnimatedFloatPointSameCoordinates(const FloatPoint& from, co
nst FloatPoint& to); |
59 | 60 |
60 RawPtrWillBeMember<SVGPathSource> m_fromSource; | 61 RawPtrWillBeMember<SVGPathSource> m_fromSource; |
61 RawPtrWillBeMember<SVGPathSource> m_toSource; | 62 RawPtrWillBeMember<SVGPathSource> m_toSource; |
62 RawPtrWillBeMember<SVGPathConsumer> m_consumer; | 63 RawPtrWillBeMember<SVGPathConsumer> m_consumer; |
63 | 64 |
64 FloatPoint m_fromCurrentPoint; | 65 FloatPoint m_fromCurrentPoint; |
65 FloatPoint m_toCurrentPoint; | 66 FloatPoint m_toCurrentPoint; |
66 | 67 |
67 PathCoordinateMode m_fromMode; | 68 PathCoordinateMode m_fromMode; |
68 PathCoordinateMode m_toMode; | 69 PathCoordinateMode m_toMode; |
69 float m_progress; | 70 float m_progress; |
70 unsigned m_addTypesCount; | 71 unsigned m_addTypesCount; |
71 bool m_isInFirstHalfOfAnimation; | 72 bool m_isInFirstHalfOfAnimation; |
72 }; | 73 }; |
73 | 74 |
74 } // namespace blink | 75 } // namespace blink |
75 | 76 |
76 #endif // SVGPathBlender_h | 77 #endif // SVGPathBlender_h |
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