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/*
* Copyright (C) 2014 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.
*/
#ifndef TREEINFO_H
#define TREEINFO_H
#include <utils/Timers.h>
namespace android {
namespace uirenderer {
class BaseRenderNodeAnimator;
class AnimationListener;
class AnimationHook {
public:
virtual void callOnFinished(BaseRenderNodeAnimator* animator, AnimationListener* listener) = 0;
protected:
~AnimationHook() {}
};
struct TreeInfo {
// The defaults here should be safe for everyone but DrawFrameTask to use as-is.
TreeInfo()
: frameTimeMs(0)
, animationHook(NULL)
, prepareTextures(false)
, performStagingPush(true)
, evaluateAnimations(false)
{}
nsecs_t frameTimeMs;
AnimationHook* animationHook;
bool prepareTextures;
bool performStagingPush;
bool evaluateAnimations;
struct Out {
Out()
: hasFunctors(false)
, hasAnimations(false)
, requiresUiRedraw(false)
, canDrawThisFrame(true)
{}
bool hasFunctors;
// This is only updated if evaluateAnimations is true
bool hasAnimations;
// This is set to true if there is an animation that RenderThread cannot
// animate itself, such as if hasFunctors is true
// This is only set if hasAnimations is true
bool requiresUiRedraw;
// This is set to true if draw() can be called this frame
// false means that we must delay until the next vsync pulse as frame
// production is outrunning consumption
// NOTE that if this is false CanvasContext will set either requiresUiRedraw
// *OR* will post itself for the next vsync automatically, use this
// only to avoid calling draw()
bool canDrawThisFrame;
} out;
// TODO: Damage calculations
};
} /* namespace uirenderer */
} /* namespace android */
#endif /* TREEINFO_H */