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1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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35 #include "core/CoreExport.h" | 35 #include "core/CoreExport.h" |
36 #include "core/animation/PropertyHandle.h" | 36 #include "core/animation/PropertyHandle.h" |
37 #include "platform/heap/Handle.h" | 37 #include "platform/heap/Handle.h" |
38 #include "wtf/HashMap.h" | 38 #include "wtf/HashMap.h" |
39 | 39 |
40 namespace blink { | 40 namespace blink { |
41 | 41 |
42 class Interpolation; | 42 class Interpolation; |
43 | 43 |
44 // Time independent representation of an Animation's content. | 44 // Time independent representation of an Animation's content. |
45 // Can be sampled for the active pairs of Keyframes (represented by Interpolatio
ns) at a given time fraction. | 45 // Can be sampled for the active pairs of Keyframes (represented by |
| 46 // Interpolations) at a given time fraction. |
46 class CORE_EXPORT EffectModel : public GarbageCollectedFinalized<EffectModel> { | 47 class CORE_EXPORT EffectModel : public GarbageCollectedFinalized<EffectModel> { |
47 public: | 48 public: |
48 enum CompositeOperation { | 49 enum CompositeOperation { |
49 CompositeReplace, | 50 CompositeReplace, |
50 CompositeAdd, | 51 CompositeAdd, |
51 }; | 52 }; |
52 | 53 |
53 EffectModel() {} | 54 EffectModel() {} |
54 virtual ~EffectModel() {} | 55 virtual ~EffectModel() {} |
55 virtual bool sample(int iteration, | 56 virtual bool sample(int iteration, |
56 double fraction, | 57 double fraction, |
57 double iterationDuration, | 58 double iterationDuration, |
58 Vector<RefPtr<Interpolation>>&) const = 0; | 59 Vector<RefPtr<Interpolation>>&) const = 0; |
59 | 60 |
60 virtual bool affects(PropertyHandle) const { return false; } | 61 virtual bool affects(PropertyHandle) const { return false; } |
61 virtual bool isTransformRelatedEffect() const { return false; } | 62 virtual bool isTransformRelatedEffect() const { return false; } |
62 virtual bool isKeyframeEffectModel() const { return false; } | 63 virtual bool isKeyframeEffectModel() const { return false; } |
63 | 64 |
64 DEFINE_INLINE_VIRTUAL_TRACE() {} | 65 DEFINE_INLINE_VIRTUAL_TRACE() {} |
65 }; | 66 }; |
66 | 67 |
67 } // namespace blink | 68 } // namespace blink |
68 | 69 |
69 #endif // EffectModel_h | 70 #endif // EffectModel_h |
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