58 lines
1.9 KiB
Java
58 lines
1.9 KiB
Java
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/*
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* Copyright (C) 2021 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.window;
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import android.os.IBinder;
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import android.os.RemoteException;
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import android.os.SystemClock;
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import android.util.Singleton;
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/**
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* A helper class for who plays transition animation can report its metrics easily.
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* @hide
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*/
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public class TransitionMetrics {
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private final ITransitionMetricsReporter mTransitionMetricsReporter;
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private TransitionMetrics(ITransitionMetricsReporter reporter) {
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mTransitionMetricsReporter = reporter;
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}
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/** Reports the current timestamp as when the transition animation starts. */
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public void reportAnimationStart(IBinder transitionToken) {
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try {
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mTransitionMetricsReporter.reportAnimationStart(transitionToken,
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SystemClock.elapsedRealtime());
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} catch (RemoteException e) {
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e.rethrowFromSystemServer();
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}
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}
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/** Gets the singleton instance of TransitionMetrics. */
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public static TransitionMetrics getInstance() {
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return sTransitionMetrics.get();
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}
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private static final Singleton<TransitionMetrics> sTransitionMetrics = new Singleton<>() {
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@Override
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protected TransitionMetrics create() {
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return new TransitionMetrics(WindowOrganizer.getTransitionMetricsReporter());
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}
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};
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}
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