| /* |
| * Copyright (c) 2013, Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef CompositorAnimationsImpl_h |
| #define CompositorAnimationsImpl_h |
| |
| #include "core/CoreExport.h" |
| #include "core/animation/EffectModel.h" |
| #include "core/animation/KeyframeEffectModel.h" |
| #include "core/animation/Timing.h" |
| #include "platform/animation/TimingFunction.h" |
| #include "public/platform/WebCompositorAnimation.h" |
| |
| namespace blink { |
| |
| class WebCompositorAnimationCurve; |
| |
| class CORE_EXPORT CompositorAnimationsImpl { |
| private: |
| struct CompositorTiming { |
| void assertValid() const |
| { |
| ASSERT(scaledDuration > 0); |
| ASSERT(std::isfinite(scaledTimeOffset)); |
| ASSERT(adjustedIterationCount > 0 || adjustedIterationCount == -1); |
| ASSERT(std::isfinite(playbackRate) && playbackRate); |
| ASSERT(iterationStart >= 0); |
| } |
| |
| Timing::PlaybackDirection direction; |
| double scaledDuration; |
| double scaledTimeOffset; |
| double adjustedIterationCount; |
| double playbackRate; |
| Timing::FillMode fillMode; |
| double iterationStart; |
| }; |
| |
| static bool convertTimingForCompositor(const Timing&, double timeOffset, CompositorTiming& out, double animationPlaybackRate); |
| |
| static void getAnimationOnCompositor(const Timing&, int group, double startTime, double timeOffset, const KeyframeEffectModelBase&, Vector<OwnPtr<WebCompositorAnimation>>& animations, double animationPlaybackRate); |
| |
| static void addKeyframesToCurve(WebCompositorAnimationCurve&, const AnimatableValuePropertySpecificKeyframeVector&, const Timing&); |
| |
| friend class CompositorAnimations; |
| friend class AnimationCompositorAnimationsTest; |
| }; |
| |
| } // namespace blink |
| |
| #endif |