/* * Copyright (C) 2017 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. */ package com.android.internal.graphics; import android.animation.AnimationHandler.AnimationFrameCallbackProvider; import android.view.Choreographer; /** * Provider of timing pulse that uses SurfaceFlinger Vsync Choreographer for frame callbacks. * * @hide */ public final class SfVsyncFrameCallbackProvider implements AnimationFrameCallbackProvider { private final Choreographer mChoreographer = Choreographer.getSfInstance(); @Override public void postFrameCallback(Choreographer.FrameCallback callback) { mChoreographer.postFrameCallback(callback); } @Override public void postCommitCallback(Runnable runnable) { mChoreographer.postCallback(Choreographer.CALLBACK_COMMIT, runnable, null); } @Override public long getFrameTime() { return mChoreographer.getFrameTime(); } @Override public long getFrameDelay() { return Choreographer.getFrameDelay(); } @Override public void setFrameDelay(long delay) { Choreographer.setFrameDelay(delay); } }