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/*
* Copyright (C) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include "Animator.h"
#include "PropertyValuesHolder.h"
#include "Interpolator.h"
namespace android {
namespace uirenderer {
class PropertyAnimator {
public:
PropertyAnimator(PropertyValuesHolder* holder, Interpolator* interpolator, nsecs_t startDelay,
nsecs_t duration, int repeatCount, RepeatMode repeatMode);
void setCurrentPlayTime(nsecs_t playTime);
nsecs_t getTotalDuration() {
return mTotalDuration;
}
// fraction range: [0, 1], iteration range [0, repeatCount]
void setFraction(float fraction, long iteration);
private:
std::unique_ptr<PropertyValuesHolder> mPropertyValuesHolder;
std::unique_ptr<Interpolator> mInterpolator;
nsecs_t mStartDelay;
nsecs_t mDuration;
uint32_t mRepeatCount;
nsecs_t mTotalDuration;
RepeatMode mRepeatMode;
double mLatestFraction = 0;
};
// TODO: This class should really be named VectorDrawableAnimator
class ANDROID_API PropertyValuesAnimatorSet : public BaseRenderNodeAnimator {
public:
friend class PropertyAnimatorSetListener;
PropertyValuesAnimatorSet();
void start(AnimationListener* listener);
void reverse(AnimationListener* listener);
virtual void reset() override;
virtual void end() override;
void addPropertyAnimator(PropertyValuesHolder* propertyValuesHolder,
Interpolator* interpolators, int64_t startDelays,
nsecs_t durations, int repeatCount, RepeatMode repeatMode);
virtual uint32_t dirtyMask();
bool isInfinite() { return mIsInfinite; }
void setVectorDrawable(VectorDrawableRoot* vd) { mVectorDrawable = vd; }
VectorDrawableRoot* getVectorDrawable() const { return mVectorDrawable.get(); }
AnimationListener* getOneShotListener() { return mOneShotListener.get(); }
void clearOneShotListener() { mOneShotListener = nullptr; }
uint32_t getRequestId() const { return mRequestId; }
protected:
virtual float getValue(RenderNode* target) const override;
virtual void setValue(RenderNode* target, float value) override;
virtual void onPlayTimeChanged(nsecs_t playTime) override;
private:
void init();
void onFinished(BaseRenderNodeAnimator* animator);
// Listener set from outside
sp<AnimationListener> mOneShotListener;
std::vector< std::unique_ptr<PropertyAnimator> > mAnimators;
float mLastFraction = 0.0f;
bool mInitialized = false;
sp<VectorDrawableRoot> mVectorDrawable;
bool mIsInfinite = false;
// This request id gets incremented (on UI thread only) when a new request to modfiy the
// lifecycle of an animation happens, namely when start/end/reset/reverse is called.
uint32_t mRequestId = 0;
};
class PropertyAnimatorSetListener : public AnimationListener {
public:
explicit PropertyAnimatorSetListener(PropertyValuesAnimatorSet* set) : mSet(set) {}
virtual void onAnimationFinished(BaseRenderNodeAnimator* animator) override;
private:
PropertyValuesAnimatorSet* mSet;
};
} // namespace uirenderer
} // namespace android
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