1 /* 2 * Copyright (C) 2018 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package com.android.quickstep.util; 17 18 import android.animation.AnimatorSet; 19 import android.app.ActivityOptions; 20 import android.os.Handler; 21 22 import com.android.launcher3.LauncherAnimationRunner; 23 import com.android.systemui.shared.system.ActivityOptionsCompat; 24 import com.android.systemui.shared.system.RemoteAnimationAdapterCompat; 25 import com.android.systemui.shared.system.RemoteAnimationTargetCompat; 26 import com.android.systemui.shared.system.TransactionCompat; 27 28 @FunctionalInterface 29 public interface RemoteAnimationProvider { 30 31 static final int Z_BOOST_BASE = 800570000; 32 createWindowAnimation(RemoteAnimationTargetCompat[] targets)33 AnimatorSet createWindowAnimation(RemoteAnimationTargetCompat[] targets); 34 toActivityOptions(Handler handler, long duration)35 default ActivityOptions toActivityOptions(Handler handler, long duration) { 36 LauncherAnimationRunner runner = new LauncherAnimationRunner(handler, 37 false /* startAtFrontOfQueue */) { 38 39 @Override 40 public void onCreateAnimation(RemoteAnimationTargetCompat[] targetCompats, 41 AnimationResult result) { 42 result.setAnimation(createWindowAnimation(targetCompats)); 43 } 44 }; 45 return ActivityOptionsCompat.makeRemoteAnimation( 46 new RemoteAnimationAdapterCompat(runner, duration, 0)); 47 } 48 49 /** 50 * Prepares the given {@param targets} for a remote animation, and should be called with the 51 * transaction from the first frame of animation. 52 * 53 * @param boostModeTargets The mode indicating which targets to boost in z-order above other 54 * targets. 55 */ prepareTargetsForFirstFrame(RemoteAnimationTargetCompat[] targets, TransactionCompat t, int boostModeTargets)56 static void prepareTargetsForFirstFrame(RemoteAnimationTargetCompat[] targets, 57 TransactionCompat t, int boostModeTargets) { 58 for (RemoteAnimationTargetCompat target : targets) { 59 t.setLayer(target.leash, getLayer(target, boostModeTargets)); 60 t.show(target.leash); 61 } 62 } 63 getLayer(RemoteAnimationTargetCompat target, int boostModeTarget)64 static int getLayer(RemoteAnimationTargetCompat target, int boostModeTarget) { 65 return target.mode == boostModeTarget 66 ? Z_BOOST_BASE + target.prefixOrderIndex 67 : target.prefixOrderIndex; 68 } 69 } 70