зеркало из https://github.com/mozilla/gecko-dev.git
78 строки
2.7 KiB
C++
78 строки
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef GFX_ANIMATIONINFO_H
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#define GFX_ANIMATIONINFO_H
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#include "mozilla/StyleAnimationValue.h"
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namespace mozilla {
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namespace layers {
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class Animation;
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class CompositorAnimations;
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class Layer;
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class LayerManager;
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struct AnimData;
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class AnimationInfo
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{
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typedef InfallibleTArray<Animation> AnimationArray;
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public:
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explicit AnimationInfo(LayerManager* aManager);
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virtual ~AnimationInfo();
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// Ensure that this AnimationInfo has a valid (non-zero) animations id. This value is
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// unique across layers.
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void EnsureAnimationsId();
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// Call AddAnimation to add a new animation to this layer from layout code.
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// Caller must fill in all the properties of the returned animation.
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// A later animation overrides an earlier one.
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Animation* AddAnimation();
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// These are a parallel to AddAnimation and clearAnimations, except
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// they add pending animations that apply only when the next
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// transaction is begun. (See also
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// SetBaseTransformForNextTransaction.)
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Animation* AddAnimationForNextTransaction();
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void SetAnimationGeneration(uint64_t aCount) { mAnimationGeneration = aCount; }
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uint64_t GetAnimationGeneration() { return mAnimationGeneration; }
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// ClearAnimations clears animations on this layer.
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void ClearAnimations();
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void ClearAnimationsForNextTransaction();
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void SetCompositorAnimations(const CompositorAnimations& aCompositorAnimations);
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bool StartPendingAnimations(const TimeStamp& aReadyTime);
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void TransferMutatedFlagToLayer(Layer* aLayer);
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uint64_t GetCompositorAnimationsId() { return mCompositorAnimationsId; }
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AnimationValue GetBaseAnimationStyle() const { return mBaseAnimationStyle; }
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InfallibleTArray<AnimData>& GetAnimationData() { return mAnimationData; }
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AnimationArray& GetAnimations() { return mAnimations; }
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bool ApplyPendingUpdatesForThisTransaction();
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bool HasOpacityAnimation() const;
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bool HasTransformAnimation() const;
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protected:
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LayerManager* mManager;
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AnimationArray mAnimations;
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uint64_t mCompositorAnimationsId;
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nsAutoPtr<AnimationArray> mPendingAnimations;
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InfallibleTArray<AnimData> mAnimationData;
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// If this layer is used for OMTA, then this counter is used to ensure we
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// stay in sync with the animation manager
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uint64_t mAnimationGeneration;
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AnimationValue mBaseAnimationStyle;
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bool mMutated;
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};
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} // namespace layers
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} // namespace mozilla
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#endif // GFX_ANIMATIONINFO_H
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