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| 1 /* | |
| 2 * Copyright (C) 2013 Google Inc. All rights reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions are | |
| 6 * met: | |
| 7 * | |
| 8 * * Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * * Redistributions in binary form must reproduce the above | |
| 11 * copyright notice, this list of conditions and the following disclaimer | |
| 12 * in the documentation and/or other materials provided with the | |
| 13 * distribution. | |
| 14 * * Neither the name of Google Inc. nor the names of its | |
| 15 * contributors may be used to endorse or promote products derived from | |
| 16 * this software without specific prior written permission. | |
| 17 * | |
| 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 29 */ | |
| 30 | |
| 31 #ifndef SKY_ENGINE_CORE_ANIMATION_COMPOSITORANIMATIONS_H_ | |
| 32 #define SKY_ENGINE_CORE_ANIMATION_COMPOSITORANIMATIONS_H_ | |
| 33 | |
| 34 #include "sky/engine/core/animation/AnimationEffect.h" | |
| 35 #include "sky/engine/core/animation/Timing.h" | |
| 36 #include "sky/engine/platform/animation/TimingFunction.h" | |
| 37 #include "sky/engine/wtf/Vector.h" | |
| 38 | |
| 39 namespace blink { | |
| 40 | |
| 41 class Element; | |
| 42 class FloatBox; | |
| 43 | |
| 44 // Given an input timing function between keyframe at 0 and keyframe at 1.0, we | |
| 45 // need a timing function such that the behavior with the keyframes swapped is | |
| 46 // equivalent to reversing time with the input timing function and keyframes. | |
| 47 // This means flipping the timing function about x=0.5 and about y=0.5. | |
| 48 // FIXME: Remove once the Compositor natively understands reversing time. | |
| 49 class CompositorAnimationsTimingFunctionReverser { | |
| 50 public: | |
| 51 static PassRefPtr<TimingFunction> reverse(const LinearTimingFunction& timefu
nc); | |
| 52 static PassRefPtr<TimingFunction> reverse(const CubicBezierTimingFunction& t
imefunc); | |
| 53 static PassRefPtr<TimingFunction> reverse(const TimingFunction& timefunc); | |
| 54 }; | |
| 55 | |
| 56 class CompositorAnimations { | |
| 57 public: | |
| 58 static CompositorAnimations* instance() { return instance(0); } | |
| 59 static void setInstanceForTesting(CompositorAnimations* newInstance) { insta
nce(newInstance); } | |
| 60 | |
| 61 virtual bool isCandidateForAnimationOnCompositor(const Timing&, const Animat
ionEffect&); | |
| 62 virtual bool canStartAnimationOnCompositor(const Element&); | |
| 63 // FIXME: This should return void. We should know ahead of time whether thes
e animations can be started. | |
| 64 virtual bool startAnimationOnCompositor(const Element&, double startTime, do
uble timeOffset, const Timing&, const AnimationEffect&, Vector<int>& startedAnim
ationIds); | |
| 65 virtual void cancelAnimationOnCompositor(const Element&, int id); | |
| 66 virtual void pauseAnimationForTestingOnCompositor(const Element&, int id, do
uble pauseTime); | |
| 67 | |
| 68 virtual bool getAnimatedBoundingBox(FloatBox&, const AnimationEffect&, doubl
e minValue, double maxValue) const; | |
| 69 protected: | |
| 70 CompositorAnimations() { } | |
| 71 | |
| 72 private: | |
| 73 static CompositorAnimations* instance(CompositorAnimations* newInstance) | |
| 74 { | |
| 75 static CompositorAnimations* instance = new CompositorAnimations(); | |
| 76 if (newInstance) { | |
| 77 instance = newInstance; | |
| 78 } | |
| 79 return instance; | |
| 80 } | |
| 81 }; | |
| 82 | |
| 83 } // namespace blink | |
| 84 | |
| 85 #endif // SKY_ENGINE_CORE_ANIMATION_COMPOSITORANIMATIONS_H_ | |
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Chromium Code Reviews
Issue 772673002:
Fix Animations, Remove Compostior Animations. (Closed)
Base URL: https://github.com/domokit/mojo.git@master