AnimatorSet.java revision e2ab7ccd385cdb6517955c719e1d2b49771bedb6
117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase/* 217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * Copyright (C) 2010 The Android Open Source Project 317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * 417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * Licensed under the Apache License, Version 2.0 (the "License"); 517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * you may not use this file except in compliance with the License. 617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * You may obtain a copy of the License at 717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * 817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * http://www.apache.org/licenses/LICENSE-2.0 917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * 1017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * Unless required by applicable law or agreed to in writing, software 1117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * distributed under the License is distributed on an "AS IS" BASIS, 1217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * See the License for the specific language governing permissions and 1417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * limitations under the License. 1517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 1617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 1717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haasepackage android.animation; 1817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 1917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haaseimport java.util.ArrayList; 2037a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haaseimport java.util.Collection; 2117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haaseimport java.util.HashMap; 2237a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haaseimport java.util.List; 2317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 2417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase/** 25a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * This class plays a set of {@link Animator} objects in the specified order. Animations 2617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * can be set up to play together, in sequence, or after a specified delay. 2717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * 28a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * <p>There are two different approaches to adding animations to a <code>AnimatorSet</code>: 29a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * either the {@link AnimatorSet#playTogether(Animator[]) playTogether()} or 30a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * {@link AnimatorSet#playSequentially(Animator[]) playSequentially()} methods can be called to add 31a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * a set of animations all at once, or the {@link AnimatorSet#play(Animator)} can be 32a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * used in conjunction with methods in the {@link AnimatorSet.Builder Builder} 3317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * class to add animations 3417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * one by one.</p> 3517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * 36a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * <p>It is possible to set up a <code>AnimatorSet</code> with circular dependencies between 3717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * its animations. For example, an animation a1 could be set up to start before animation a2, a2 3817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * before a3, and a3 before a1. The results of this configuration are undefined, but will typically 3917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * result in none of the affected animations being played. Because of this (and because 4017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * circular dependencies do not make logical sense anyway), circular dependencies 4117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * should be avoided, and the dependency flow of animations should only be in one direction. 4217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 43a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haasepublic final class AnimatorSet extends Animator { 4417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 4517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 4649afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase * Internal variables 4749afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase * NOTE: This object implements the clone() method, making a deep copy of any referenced 4849afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase * objects. As other non-trivial fields are added to this class, make sure to add logic 4949afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase * to clone() to make deep copies of them. 5049afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase */ 5149afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase 5249afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase /** 533b69b6f0be85d1f97c1e6824cf986777ba4e5d00Chet Haase * Tracks animations currently being played, so that we know what to 54a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * cancel or end when cancel() or end() is called on this AnimatorSet 5517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 56a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase private ArrayList<Animator> mPlayingSet = new ArrayList<Animator>(); 5717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 5817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 59a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * Contains all nodes, mapped to their respective Animators. When new 60a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * dependency information is added for an Animator, we want to add it 61a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * to a single node representing that Animator, not create a new Node 6217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * if one already exists. 6317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 64a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase private HashMap<Animator, Node> mNodeMap = new HashMap<Animator, Node>(); 6517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 6617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 67a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * Set of all nodes created for this AnimatorSet. This list is used upon 68a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * starting the set, and the nodes are placed in sorted order into the 6917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * sortedNodes collection. 7017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 7149afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase private ArrayList<Node> mNodes = new ArrayList<Node>(); 7217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 7317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 7417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * The sorted list of nodes. This is the order in which the animations will 7517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * be played. The details about when exactly they will be played depend 7617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * on the dependency relationships of the nodes. 7717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 7849afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase private ArrayList<Node> mSortedNodes = new ArrayList<Node>(); 7917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 8017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 8117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * Flag indicating whether the nodes should be sorted prior to playing. This 8217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * flag allows us to cache the previous sorted nodes so that if the sequence 8317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * is replayed with no changes, it does not have to re-sort the nodes again. 8417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 8517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase private boolean mNeedsSort = true; 8617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 87a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase private AnimatorSetListener mSetListener = null; 8817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 8917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 90a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * Flag indicating that the AnimatorSet has been canceled (by calling cancel() or end()). 91010dbaa1236cf2dcdc62c29049468e90188acaaeChet Haase * This flag is used to avoid starting other animations when currently-playing 92a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * child animations of this AnimatorSet end. 93010dbaa1236cf2dcdc62c29049468e90188acaaeChet Haase */ 94010dbaa1236cf2dcdc62c29049468e90188acaaeChet Haase boolean mCanceled = false; 95010dbaa1236cf2dcdc62c29049468e90188acaaeChet Haase 9621cd1389d2ef218b20994b617c57af120841a57fChet Haase // The amount of time in ms to delay starting the animation after start() is called 9721cd1389d2ef218b20994b617c57af120841a57fChet Haase private long mStartDelay = 0; 9821cd1389d2ef218b20994b617c57af120841a57fChet Haase 99e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase // Animator used for a nonzero startDelay 100e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase private ValueAnimator mDelayAnim = null; 101e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase 10221cd1389d2ef218b20994b617c57af120841a57fChet Haase 10321cd1389d2ef218b20994b617c57af120841a57fChet Haase // How long the child animations should last in ms. The default value is negative, which 104a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase // simply means that there is no duration set on the AnimatorSet. When a real duration is 10521cd1389d2ef218b20994b617c57af120841a57fChet Haase // set, it is passed along to the child animations. 10621cd1389d2ef218b20994b617c57af120841a57fChet Haase private long mDuration = -1; 10721cd1389d2ef218b20994b617c57af120841a57fChet Haase 10821cd1389d2ef218b20994b617c57af120841a57fChet Haase 109010dbaa1236cf2dcdc62c29049468e90188acaaeChet Haase /** 110a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * Sets up this AnimatorSet to play all of the supplied animations at the same time. 11117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * 112a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * @param items The animations that will be started simultaneously. 11317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 114a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase public void playTogether(Animator... items) { 115a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase if (items != null) { 11617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase mNeedsSort = true; 117a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase Builder builder = play(items[0]); 118a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase for (int i = 1; i < items.length; ++i) { 119a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase builder.with(items[i]); 12017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 12117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 12217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 12317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 12417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 12537a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase * Sets up this AnimatorSet to play all of the supplied animations at the same time. 12637a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase * 12737a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase * @param items The animations that will be started simultaneously. 12837a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase */ 12937a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase public void playTogether(Collection<Animator> items) { 13037a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase if (items != null && items.size() > 0) { 13137a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase mNeedsSort = true; 13237a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase Builder builder = null; 13337a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase for (Animator anim : items) { 13437a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase if (builder == null) { 13537a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase builder = play(anim); 13637a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase } else { 13737a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase builder.with(anim); 13837a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase } 13937a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase } 14037a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase } 14137a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase } 14237a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase 14337a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase /** 144a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * Sets up this AnimatorSet to play each of the supplied animations when the 14517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * previous animation ends. 14617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * 14737a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase * @param items The animations that will be started one after another. 14817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 149a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase public void playSequentially(Animator... items) { 150a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase if (items != null) { 15117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase mNeedsSort = true; 152a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase if (items.length == 1) { 153a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase play(items[0]); 15417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } else { 155a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase for (int i = 0; i < items.length - 1; ++i) { 156a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase play(items[i]).before(items[i+1]); 15717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 15817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 15917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 16017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 16117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 16217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 16337a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase * Sets up this AnimatorSet to play each of the supplied animations when the 16437a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase * previous animation ends. 16537a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase * 16637a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase * @param items The animations that will be started one after another. 16737a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase */ 16837a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase public void playSequentially(List<Animator> items) { 16937a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase if (items != null && items.size() > 0) { 17037a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase mNeedsSort = true; 17137a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase if (items.size() == 1) { 17237a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase play(items.get(0)); 17337a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase } else { 17437a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase for (int i = 0; i < items.size() - 1; ++i) { 17537a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase play(items.get(i)).before(items.get(i+1)); 17637a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase } 17737a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase } 17837a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase } 17937a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase } 18037a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase 18137a7bec599e8d877d8a7f12ab2c2c160d1c2cf8aChet Haase /** 182a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * Returns the current list of child Animator objects controlled by this 183a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * AnimatorSet. This is a copy of the internal list; modifications to the returned list 184a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * will not affect the AnimatorSet, although changes to the underlying Animator objects 185a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * will affect those objects being managed by the AnimatorSet. 186f54a8d7c479485174941c38f151ea7083c658da3Chet Haase * 187a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * @return ArrayList<Animator> The list of child animations of this AnimatorSet. 188f54a8d7c479485174941c38f151ea7083c658da3Chet Haase */ 189a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase public ArrayList<Animator> getChildAnimations() { 190a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase ArrayList<Animator> childList = new ArrayList<Animator>(); 191f54a8d7c479485174941c38f151ea7083c658da3Chet Haase for (Node node : mNodes) { 192f54a8d7c479485174941c38f151ea7083c658da3Chet Haase childList.add(node.animation); 193f54a8d7c479485174941c38f151ea7083c658da3Chet Haase } 194f54a8d7c479485174941c38f151ea7083c658da3Chet Haase return childList; 195f54a8d7c479485174941c38f151ea7083c658da3Chet Haase } 196f54a8d7c479485174941c38f151ea7083c658da3Chet Haase 197f54a8d7c479485174941c38f151ea7083c658da3Chet Haase /** 198811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase * Sets the target object for all current {@link #getChildAnimations() child animations} 199a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * of this AnimatorSet that take targets ({@link ObjectAnimator} and 200a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * AnimatorSet). 201811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase * 202811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase * @param target The object being animated 203811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase */ 20421cd1389d2ef218b20994b617c57af120841a57fChet Haase @Override 205811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase public void setTarget(Object target) { 206811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase for (Node node : mNodes) { 207a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase Animator animation = node.animation; 208a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase if (animation instanceof AnimatorSet) { 209a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase ((AnimatorSet)animation).setTarget(target); 210a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase } else if (animation instanceof ObjectAnimator) { 211a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase ((ObjectAnimator)animation).setTarget(target); 212811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase } 213811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase } 214811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase } 215811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase 216811ed1065f39469cf2cf6adba22cab397ed88d5eChet Haase /** 217e0ee2e9f3102c3c14c873a75a7b04e49787e0fb9Chet Haase * Sets the TimeInterpolator for all current {@link #getChildAnimations() child animations} 218a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * of this AnimatorSet. 21921cd1389d2ef218b20994b617c57af120841a57fChet Haase * 220a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * @param interpolator the interpolator to be used by each child animation of this AnimatorSet 22121cd1389d2ef218b20994b617c57af120841a57fChet Haase */ 22221cd1389d2ef218b20994b617c57af120841a57fChet Haase @Override 223e0ee2e9f3102c3c14c873a75a7b04e49787e0fb9Chet Haase public void setInterpolator(TimeInterpolator interpolator) { 22421cd1389d2ef218b20994b617c57af120841a57fChet Haase for (Node node : mNodes) { 22521cd1389d2ef218b20994b617c57af120841a57fChet Haase node.animation.setInterpolator(interpolator); 22621cd1389d2ef218b20994b617c57af120841a57fChet Haase } 22721cd1389d2ef218b20994b617c57af120841a57fChet Haase } 22821cd1389d2ef218b20994b617c57af120841a57fChet Haase 22921cd1389d2ef218b20994b617c57af120841a57fChet Haase /** 23017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * This method creates a <code>Builder</code> object, which is used to 23117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * set up playing constraints. This initial <code>play()</code> method 23217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * tells the <code>Builder</code> the animation that is the dependency for 23317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * the succeeding commands to the <code>Builder</code>. For example, 234a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * calling <code>play(a1).with(a2)</code> sets up the AnimatorSet to play 23517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * <code>a1</code> and <code>a2</code> at the same time, 236a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * <code>play(a1).before(a2)</code> sets up the AnimatorSet to play 23717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * <code>a1</code> first, followed by <code>a2</code>, and 238a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * <code>play(a1).after(a2)</code> sets up the AnimatorSet to play 23917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * <code>a2</code> first, followed by <code>a1</code>. 24017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * 24117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * <p>Note that <code>play()</code> is the only way to tell the 24217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * <code>Builder</code> the animation upon which the dependency is created, 24317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * so successive calls to the various functions in <code>Builder</code> 24417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * will all refer to the initial parameter supplied in <code>play()</code> 24517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * as the dependency of the other animations. For example, calling 24617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * <code>play(a1).before(a2).before(a3)</code> will play both <code>a2</code> 24717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * and <code>a3</code> when a1 ends; it does not set up a dependency between 24817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * <code>a2</code> and <code>a3</code>.</p> 24917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * 25017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * @param anim The animation that is the dependency used in later calls to the 25117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * methods in the returned <code>Builder</code> object. A null parameter will result 25217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * in a null <code>Builder</code> return value. 253a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * @return Builder The object that constructs the AnimatorSet based on the dependencies 25417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * outlined in the calls to <code>play</code> and the other methods in the 25517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * <code>Builder</code object. 25617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 257a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase public Builder play(Animator anim) { 25817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (anim != null) { 25917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase mNeedsSort = true; 26017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase return new Builder(anim); 26117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 26217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase return null; 26317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 26417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 26517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 26617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * {@inheritDoc} 26717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * 268a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * <p>Note that canceling a <code>AnimatorSet</code> also cancels all of the animations that it is 26917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * responsible for.</p> 27017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 27117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase @SuppressWarnings("unchecked") 27217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase @Override 27317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase public void cancel() { 274010dbaa1236cf2dcdc62c29049468e90188acaaeChet Haase mCanceled = true; 27517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (mListeners != null) { 276a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase ArrayList<AnimatorListener> tmpListeners = 277a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase (ArrayList<AnimatorListener>) mListeners.clone(); 278a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase for (AnimatorListener listener : tmpListeners) { 27917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase listener.onAnimationCancel(this); 28017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 28117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 282e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase if (mDelayAnim != null && mDelayAnim.isRunning()) { 283e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase // If we're currently in the startDelay period, just cancel that animator and 284e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase // send out the end event to all listeners 285e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase mDelayAnim.cancel(); 286e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase if (mListeners != null) { 287e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase ArrayList<AnimatorListener> tmpListeners = 288e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase (ArrayList<AnimatorListener>) mListeners.clone(); 289e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase for (AnimatorListener listener : tmpListeners) { 290e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase listener.onAnimationEnd(this); 291e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase } 292e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase } 293e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase return; 294e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase } 295010dbaa1236cf2dcdc62c29049468e90188acaaeChet Haase if (mSortedNodes.size() > 0) { 296010dbaa1236cf2dcdc62c29049468e90188acaaeChet Haase for (Node node : mSortedNodes) { 297010dbaa1236cf2dcdc62c29049468e90188acaaeChet Haase node.animation.cancel(); 29817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 29917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 30017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 30117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 30217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 30317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * {@inheritDoc} 30417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * 305a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * <p>Note that ending a <code>AnimatorSet</code> also ends all of the animations that it is 30617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * responsible for.</p> 30717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 30817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase @Override 30917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase public void end() { 310010dbaa1236cf2dcdc62c29049468e90188acaaeChet Haase mCanceled = true; 311f1b9b464216d2fac634be9c6aa8605d7c9ed5b68Chet Haase if (mSortedNodes.size() != mNodes.size()) { 312f1b9b464216d2fac634be9c6aa8605d7c9ed5b68Chet Haase // hasn't been started yet - sort the nodes now, then end them 313f1b9b464216d2fac634be9c6aa8605d7c9ed5b68Chet Haase sortNodes(); 3141e0ac5a1063d00670f4dc7ca5b120ef2836f9e8fChet Haase for (Node node : mSortedNodes) { 315a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase if (mSetListener == null) { 316a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase mSetListener = new AnimatorSetListener(this); 3171e0ac5a1063d00670f4dc7ca5b120ef2836f9e8fChet Haase } 318a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase node.animation.addListener(mSetListener); 3191e0ac5a1063d00670f4dc7ca5b120ef2836f9e8fChet Haase } 320f1b9b464216d2fac634be9c6aa8605d7c9ed5b68Chet Haase } 321e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase if (mDelayAnim != null) { 322e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase mDelayAnim.cancel(); 323e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase } 324010dbaa1236cf2dcdc62c29049468e90188acaaeChet Haase if (mSortedNodes.size() > 0) { 325010dbaa1236cf2dcdc62c29049468e90188acaaeChet Haase for (Node node : mSortedNodes) { 326010dbaa1236cf2dcdc62c29049468e90188acaaeChet Haase node.animation.end(); 32717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 32817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 32917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 33017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 33117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 332a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * Returns true if any of the child animations of this AnimatorSet have been started and have not 333673e42fafd4088970ec95e1f13c61dc83132c74eChet Haase * yet ended. 334a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * @return Whether this AnimatorSet has been started and has not yet ended. 335673e42fafd4088970ec95e1f13c61dc83132c74eChet Haase */ 336673e42fafd4088970ec95e1f13c61dc83132c74eChet Haase @Override 337673e42fafd4088970ec95e1f13c61dc83132c74eChet Haase public boolean isRunning() { 338673e42fafd4088970ec95e1f13c61dc83132c74eChet Haase for (Node node : mNodes) { 339673e42fafd4088970ec95e1f13c61dc83132c74eChet Haase if (node.animation.isRunning()) { 340673e42fafd4088970ec95e1f13c61dc83132c74eChet Haase return true; 341673e42fafd4088970ec95e1f13c61dc83132c74eChet Haase } 342673e42fafd4088970ec95e1f13c61dc83132c74eChet Haase } 343673e42fafd4088970ec95e1f13c61dc83132c74eChet Haase return false; 344673e42fafd4088970ec95e1f13c61dc83132c74eChet Haase } 345673e42fafd4088970ec95e1f13c61dc83132c74eChet Haase 346673e42fafd4088970ec95e1f13c61dc83132c74eChet Haase /** 34721cd1389d2ef218b20994b617c57af120841a57fChet Haase * The amount of time, in milliseconds, to delay starting the animation after 34821cd1389d2ef218b20994b617c57af120841a57fChet Haase * {@link #start()} is called. 34921cd1389d2ef218b20994b617c57af120841a57fChet Haase * 35021cd1389d2ef218b20994b617c57af120841a57fChet Haase * @return the number of milliseconds to delay running the animation 35121cd1389d2ef218b20994b617c57af120841a57fChet Haase */ 35221cd1389d2ef218b20994b617c57af120841a57fChet Haase @Override 35321cd1389d2ef218b20994b617c57af120841a57fChet Haase public long getStartDelay() { 35421cd1389d2ef218b20994b617c57af120841a57fChet Haase return mStartDelay; 35521cd1389d2ef218b20994b617c57af120841a57fChet Haase } 35621cd1389d2ef218b20994b617c57af120841a57fChet Haase 35721cd1389d2ef218b20994b617c57af120841a57fChet Haase /** 35821cd1389d2ef218b20994b617c57af120841a57fChet Haase * The amount of time, in milliseconds, to delay starting the animation after 35921cd1389d2ef218b20994b617c57af120841a57fChet Haase * {@link #start()} is called. 36021cd1389d2ef218b20994b617c57af120841a57fChet Haase 36121cd1389d2ef218b20994b617c57af120841a57fChet Haase * @param startDelay The amount of the delay, in milliseconds 36221cd1389d2ef218b20994b617c57af120841a57fChet Haase */ 36321cd1389d2ef218b20994b617c57af120841a57fChet Haase @Override 36421cd1389d2ef218b20994b617c57af120841a57fChet Haase public void setStartDelay(long startDelay) { 36521cd1389d2ef218b20994b617c57af120841a57fChet Haase mStartDelay = startDelay; 36621cd1389d2ef218b20994b617c57af120841a57fChet Haase } 36721cd1389d2ef218b20994b617c57af120841a57fChet Haase 36821cd1389d2ef218b20994b617c57af120841a57fChet Haase /** 369a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * Gets the length of each of the child animations of this AnimatorSet. This value may 370a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * be less than 0, which indicates that no duration has been set on this AnimatorSet 37121cd1389d2ef218b20994b617c57af120841a57fChet Haase * and each of the child animations will use their own duration. 37221cd1389d2ef218b20994b617c57af120841a57fChet Haase * 37321cd1389d2ef218b20994b617c57af120841a57fChet Haase * @return The length of the animation, in milliseconds, of each of the child 374a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * animations of this AnimatorSet. 37521cd1389d2ef218b20994b617c57af120841a57fChet Haase */ 37621cd1389d2ef218b20994b617c57af120841a57fChet Haase @Override 37721cd1389d2ef218b20994b617c57af120841a57fChet Haase public long getDuration() { 37821cd1389d2ef218b20994b617c57af120841a57fChet Haase return mDuration; 37921cd1389d2ef218b20994b617c57af120841a57fChet Haase } 38021cd1389d2ef218b20994b617c57af120841a57fChet Haase 38121cd1389d2ef218b20994b617c57af120841a57fChet Haase /** 382a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * Sets the length of each of the current child animations of this AnimatorSet. By default, 383a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * each child animation will use its own duration. If the duration is set on the AnimatorSet, 38421cd1389d2ef218b20994b617c57af120841a57fChet Haase * then each child animation inherits this duration. 38521cd1389d2ef218b20994b617c57af120841a57fChet Haase * 38621cd1389d2ef218b20994b617c57af120841a57fChet Haase * @param duration The length of the animation, in milliseconds, of each of the child 387a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * animations of this AnimatorSet. 38821cd1389d2ef218b20994b617c57af120841a57fChet Haase */ 38921cd1389d2ef218b20994b617c57af120841a57fChet Haase @Override 3902794eb3b02e2404d453d3ad22a8a85a138130a07Chet Haase public AnimatorSet setDuration(long duration) { 39121cd1389d2ef218b20994b617c57af120841a57fChet Haase if (duration < 0) { 39221cd1389d2ef218b20994b617c57af120841a57fChet Haase throw new IllegalArgumentException("duration must be a value of zero or greater"); 39321cd1389d2ef218b20994b617c57af120841a57fChet Haase } 39421cd1389d2ef218b20994b617c57af120841a57fChet Haase for (Node node : mNodes) { 395a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase // TODO: don't set the duration of the timing-only nodes created by AnimatorSet to 39621cd1389d2ef218b20994b617c57af120841a57fChet Haase // insert "play-after" delays 39721cd1389d2ef218b20994b617c57af120841a57fChet Haase node.animation.setDuration(duration); 39821cd1389d2ef218b20994b617c57af120841a57fChet Haase } 39921cd1389d2ef218b20994b617c57af120841a57fChet Haase mDuration = duration; 4002794eb3b02e2404d453d3ad22a8a85a138130a07Chet Haase return this; 40121cd1389d2ef218b20994b617c57af120841a57fChet Haase } 40221cd1389d2ef218b20994b617c57af120841a57fChet Haase 4032970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase @Override 4042970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase public void setupStartValues() { 4052970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase for (Node node : mNodes) { 4062970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase node.animation.setupStartValues(); 4072970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase } 4082970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase } 4092970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase 4102970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase @Override 4112970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase public void setupEndValues() { 4122970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase for (Node node : mNodes) { 4132970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase node.animation.setupEndValues(); 4142970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase } 4152970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase } 4162970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase 41721cd1389d2ef218b20994b617c57af120841a57fChet Haase /** 41817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * {@inheritDoc} 41917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * 420a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * <p>Starting this <code>AnimatorSet</code> will, in turn, start the animations for which 42117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * it is responsible. The details of when exactly those animations are started depends on 42217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * the dependency relationships that have been set up between the animations. 42317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 42417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase @SuppressWarnings("unchecked") 42517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase @Override 42617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase public void start() { 427010dbaa1236cf2dcdc62c29049468e90188acaaeChet Haase mCanceled = false; 428010dbaa1236cf2dcdc62c29049468e90188acaaeChet Haase 42917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase // First, sort the nodes (if necessary). This will ensure that sortedNodes 43017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase // contains the animation nodes in the correct order. 43117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase sortNodes(); 43217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 433e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase int numSortedNodes = mSortedNodes.size(); 434e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase for (int i = 0; i < numSortedNodes; ++i) { 435e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase Node node = mSortedNodes.get(i); 436e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase // First, clear out the old listeners 437e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase ArrayList<AnimatorListener> oldListeners = node.animation.getListeners(); 438e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase if (oldListeners != null && oldListeners.size() > 0) { 439e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase for (AnimatorListener listener : oldListeners) { 440e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase if (listener instanceof DependencyListener) { 441e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase node.animation.removeListener(listener); 442e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase } 443e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase } 444e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase } 445e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase } 446e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase 44717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase // nodesToStart holds the list of nodes to be started immediately. We don't want to 44817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase // start the animations in the loop directly because we first need to set up 44917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase // dependencies on all of the nodes. For example, we don't want to start an animation 45017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase // when some other animation also wants to start when the first animation begins. 45121cd1389d2ef218b20994b617c57af120841a57fChet Haase final ArrayList<Node> nodesToStart = new ArrayList<Node>(); 4527c608f25d494c8a0a671e7373efbb47ca635367eChet Haase for (int i = 0; i < numSortedNodes; ++i) { 4537c608f25d494c8a0a671e7373efbb47ca635367eChet Haase Node node = mSortedNodes.get(i); 454a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase if (mSetListener == null) { 455a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase mSetListener = new AnimatorSetListener(this); 45617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 45717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (node.dependencies == null || node.dependencies.size() == 0) { 45817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase nodesToStart.add(node); 45917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } else { 4607c608f25d494c8a0a671e7373efbb47ca635367eChet Haase int numDependencies = node.dependencies.size(); 4617c608f25d494c8a0a671e7373efbb47ca635367eChet Haase for (int j = 0; j < numDependencies; ++j) { 4627c608f25d494c8a0a671e7373efbb47ca635367eChet Haase Dependency dependency = node.dependencies.get(j); 46317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase dependency.node.animation.addListener( 464010dbaa1236cf2dcdc62c29049468e90188acaaeChet Haase new DependencyListener(this, node, dependency.rule)); 46517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 46617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase node.tmpDependencies = (ArrayList<Dependency>) node.dependencies.clone(); 46717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 468a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase node.animation.addListener(mSetListener); 46917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 47017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase // Now that all dependencies are set up, start the animations that should be started. 47121cd1389d2ef218b20994b617c57af120841a57fChet Haase if (mStartDelay <= 0) { 47221cd1389d2ef218b20994b617c57af120841a57fChet Haase for (Node node : nodesToStart) { 47321cd1389d2ef218b20994b617c57af120841a57fChet Haase node.animation.start(); 47421cd1389d2ef218b20994b617c57af120841a57fChet Haase mPlayingSet.add(node.animation); 47521cd1389d2ef218b20994b617c57af120841a57fChet Haase } 47621cd1389d2ef218b20994b617c57af120841a57fChet Haase } else { 47721cd1389d2ef218b20994b617c57af120841a57fChet Haase // TODO: Need to cancel out of the delay appropriately 478e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase mDelayAnim = ValueAnimator.ofFloat(0f, 1f); 479e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase mDelayAnim.setDuration(mStartDelay); 480e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase mDelayAnim.addListener(new AnimatorListenerAdapter() { 481e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase boolean canceled = false; 482e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase public void onAnimationCancel(Animator anim) { 483e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase canceled = true; 484e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase } 485a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase public void onAnimationEnd(Animator anim) { 486e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase if (!canceled) { 487e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase int numNodes = nodesToStart.size(); 488e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase for (int i = 0; i < numNodes; ++i) { 489e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase Node node = nodesToStart.get(i); 490e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase node.animation.start(); 491e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase mPlayingSet.add(node.animation); 492e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase } 49321cd1389d2ef218b20994b617c57af120841a57fChet Haase } 49421cd1389d2ef218b20994b617c57af120841a57fChet Haase } 49521cd1389d2ef218b20994b617c57af120841a57fChet Haase }); 496e2ab7ccd385cdb6517955c719e1d2b49771bedb6Chet Haase mDelayAnim.start(); 49717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 49817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (mListeners != null) { 499a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase ArrayList<AnimatorListener> tmpListeners = 500a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase (ArrayList<AnimatorListener>) mListeners.clone(); 5017c608f25d494c8a0a671e7373efbb47ca635367eChet Haase int numListeners = tmpListeners.size(); 5027c608f25d494c8a0a671e7373efbb47ca635367eChet Haase for (int i = 0; i < numListeners; ++i) { 5037c608f25d494c8a0a671e7373efbb47ca635367eChet Haase tmpListeners.get(i).onAnimationStart(this); 5042970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase if (mNodes.size() == 0) { 5052970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase // Handle unusual case where empty AnimatorSet is started - should send out 5062970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase // end event immediately since the event will not be sent out at all otherwise 5072970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase tmpListeners.get(i).onAnimationEnd(this); 5082970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase } 50917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 51017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 51117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 51217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 51349afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase @Override 514a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase public AnimatorSet clone() { 515a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase final AnimatorSet anim = (AnimatorSet) super.clone(); 51649afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase /* 51749afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase * The basic clone() operation copies all items. This doesn't work very well for 518a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * AnimatorSet, because it will copy references that need to be recreated and state 51949afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase * that may not apply. What we need to do now is put the clone in an uninitialized 52049afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase * state, with fresh, empty data structures. Then we will build up the nodes list 52149afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase * manually, as we clone each Node (and its animation). The clone will then be sorted, 52249afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase * and will populate any appropriate lists, when it is started. 52349afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase */ 52449afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase anim.mNeedsSort = true; 52549afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase anim.mCanceled = false; 526a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase anim.mPlayingSet = new ArrayList<Animator>(); 527a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase anim.mNodeMap = new HashMap<Animator, Node>(); 52849afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase anim.mNodes = new ArrayList<Node>(); 52949afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase anim.mSortedNodes = new ArrayList<Node>(); 53049afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase 53149afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase // Walk through the old nodes list, cloning each node and adding it to the new nodemap. 532a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase // One problem is that the old node dependencies point to nodes in the old AnimatorSet. 53349afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase // We need to track the old/new nodes in order to reconstruct the dependencies in the clone. 53449afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase HashMap<Node, Node> nodeCloneMap = new HashMap<Node, Node>(); // <old, new> 53549afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase for (Node node : mNodes) { 53649afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase Node nodeClone = node.clone(); 53749afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase nodeCloneMap.put(node, nodeClone); 53849afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase anim.mNodes.add(nodeClone); 53949afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase anim.mNodeMap.put(nodeClone.animation, nodeClone); 54049afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase // Clear out the dependencies in the clone; we'll set these up manually later 54149afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase nodeClone.dependencies = null; 54249afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase nodeClone.tmpDependencies = null; 54349afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase nodeClone.nodeDependents = null; 54449afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase nodeClone.nodeDependencies = null; 545a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase // clear out any listeners that were set up by the AnimatorSet; these will 54649afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase // be set up when the clone's nodes are sorted 547a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase ArrayList<AnimatorListener> cloneListeners = nodeClone.animation.getListeners(); 54849afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase if (cloneListeners != null) { 549a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase ArrayList<AnimatorListener> listenersToRemove = null; 550a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase for (AnimatorListener listener : cloneListeners) { 551a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase if (listener instanceof AnimatorSetListener) { 55249afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase if (listenersToRemove == null) { 553a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase listenersToRemove = new ArrayList<AnimatorListener>(); 55449afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase } 55549afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase listenersToRemove.add(listener); 55649afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase } 55749afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase } 55849afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase if (listenersToRemove != null) { 559a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase for (AnimatorListener listener : listenersToRemove) { 56049afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase cloneListeners.remove(listener); 56149afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase } 56249afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase } 56349afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase } 56449afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase } 56549afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase // Now that we've cloned all of the nodes, we're ready to walk through their 56649afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase // dependencies, mapping the old dependencies to the new nodes 56749afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase for (Node node : mNodes) { 56849afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase Node nodeClone = nodeCloneMap.get(node); 56949afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase if (node.dependencies != null) { 57049afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase for (Dependency dependency : node.dependencies) { 57149afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase Node clonedDependencyNode = nodeCloneMap.get(dependency.node); 57249afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase Dependency cloneDependency = new Dependency(clonedDependencyNode, 57349afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase dependency.rule); 57449afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase nodeClone.addDependency(cloneDependency); 57549afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase } 57649afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase } 57749afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase } 57849afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase 57949afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase return anim; 58049afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase } 58149afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase 58217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 58317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * This class is the mechanism by which animations are started based on events in other 58417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * animations. If an animation has multiple dependencies on other animations, then 58517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * all dependencies must be satisfied before the animation is started. 58617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 587a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase private static class DependencyListener implements AnimatorListener { 58817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 589a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase private AnimatorSet mAnimatorSet; 590010dbaa1236cf2dcdc62c29049468e90188acaaeChet Haase 59117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase // The node upon which the dependency is based. 59217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase private Node mNode; 59317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 59417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase // The Dependency rule (WITH or AFTER) that the listener should wait for on 59517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase // the node 59617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase private int mRule; 59717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 598a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase public DependencyListener(AnimatorSet animatorSet, Node node, int rule) { 599a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase this.mAnimatorSet = animatorSet; 60017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase this.mNode = node; 60117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase this.mRule = rule; 60217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 60317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 60417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 605010dbaa1236cf2dcdc62c29049468e90188acaaeChet Haase * Ignore cancel events for now. We may want to handle this eventually, 606010dbaa1236cf2dcdc62c29049468e90188acaaeChet Haase * to prevent follow-on animations from running when some dependency 607010dbaa1236cf2dcdc62c29049468e90188acaaeChet Haase * animation is canceled. 60817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 609a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase public void onAnimationCancel(Animator animation) { 61017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 61117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 61217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 61317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * An end event is received - see if this is an event we are listening for 61417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 615a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase public void onAnimationEnd(Animator animation) { 61617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (mRule == Dependency.AFTER) { 61717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase startIfReady(animation); 61817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 61917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 62017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 62117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 62217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * Ignore repeat events for now 62317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 624a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase public void onAnimationRepeat(Animator animation) { 62517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 62617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 62717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 62817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * A start event is received - see if this is an event we are listening for 62917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 630a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase public void onAnimationStart(Animator animation) { 63117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (mRule == Dependency.WITH) { 63217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase startIfReady(animation); 63317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 63417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 63517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 63617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 63717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * Check whether the event received is one that the node was waiting for. 63817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * If so, mark it as complete and see whether it's time to start 63917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * the animation. 64017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * @param dependencyAnimation the animation that sent the event. 64117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 642a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase private void startIfReady(Animator dependencyAnimation) { 643a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase if (mAnimatorSet.mCanceled) { 644a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase // if the parent AnimatorSet was canceled, then don't start any dependent anims 645010dbaa1236cf2dcdc62c29049468e90188acaaeChet Haase return; 646010dbaa1236cf2dcdc62c29049468e90188acaaeChet Haase } 64717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase Dependency dependencyToRemove = null; 6487c608f25d494c8a0a671e7373efbb47ca635367eChet Haase int numDependencies = mNode.tmpDependencies.size(); 6497c608f25d494c8a0a671e7373efbb47ca635367eChet Haase for (int i = 0; i < numDependencies; ++i) { 6507c608f25d494c8a0a671e7373efbb47ca635367eChet Haase Dependency dependency = mNode.tmpDependencies.get(i); 65117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (dependency.rule == mRule && 65217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase dependency.node.animation == dependencyAnimation) { 65317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase // rule fired - remove the dependency and listener and check to 65417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase // see whether it's time to start the animation 65517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase dependencyToRemove = dependency; 65617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase dependencyAnimation.removeListener(this); 65717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase break; 65817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 65917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 66017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase mNode.tmpDependencies.remove(dependencyToRemove); 66117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (mNode.tmpDependencies.size() == 0) { 66217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase // all dependencies satisfied: start the animation 66317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase mNode.animation.start(); 664a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase mAnimatorSet.mPlayingSet.add(mNode.animation); 66517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 66617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 66717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 66817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 66917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 670a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase private class AnimatorSetListener implements AnimatorListener { 67117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 672a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase private AnimatorSet mAnimatorSet; 67317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 674a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase AnimatorSetListener(AnimatorSet animatorSet) { 675a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase mAnimatorSet = animatorSet; 67617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 67717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 678a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase public void onAnimationCancel(Animator animation) { 67917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (mPlayingSet.size() == 0) { 68017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (mListeners != null) { 6817c608f25d494c8a0a671e7373efbb47ca635367eChet Haase int numListeners = mListeners.size(); 6827c608f25d494c8a0a671e7373efbb47ca635367eChet Haase for (int i = 0; i < numListeners; ++i) { 6837c608f25d494c8a0a671e7373efbb47ca635367eChet Haase mListeners.get(i).onAnimationCancel(mAnimatorSet); 68417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 68517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 68617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 68717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 68817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 68917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase @SuppressWarnings("unchecked") 690a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase public void onAnimationEnd(Animator animation) { 69117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase animation.removeListener(this); 69217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase mPlayingSet.remove(animation); 693a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase Node animNode = mAnimatorSet.mNodeMap.get(animation); 6941e0ac5a1063d00670f4dc7ca5b120ef2836f9e8fChet Haase animNode.done = true; 695a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase ArrayList<Node> sortedNodes = mAnimatorSet.mSortedNodes; 696a6e4a1757728efc91627ece602b0899d75303659Chet Haase boolean allDone = true; 6977c608f25d494c8a0a671e7373efbb47ca635367eChet Haase int numSortedNodes = sortedNodes.size(); 6987c608f25d494c8a0a671e7373efbb47ca635367eChet Haase for (int i = 0; i < numSortedNodes; ++i) { 6997c608f25d494c8a0a671e7373efbb47ca635367eChet Haase if (!sortedNodes.get(i).done) { 700a6e4a1757728efc91627ece602b0899d75303659Chet Haase allDone = false; 701a6e4a1757728efc91627ece602b0899d75303659Chet Haase break; 702a6e4a1757728efc91627ece602b0899d75303659Chet Haase } 703a6e4a1757728efc91627ece602b0899d75303659Chet Haase } 704a6e4a1757728efc91627ece602b0899d75303659Chet Haase if (allDone) { 70517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase // If this was the last child animation to end, then notify listeners that this 706a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase // AnimatorSet has ended 70717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (mListeners != null) { 708a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase ArrayList<AnimatorListener> tmpListeners = 709a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase (ArrayList<AnimatorListener>) mListeners.clone(); 7107c608f25d494c8a0a671e7373efbb47ca635367eChet Haase int numListeners = tmpListeners.size(); 7117c608f25d494c8a0a671e7373efbb47ca635367eChet Haase for (int i = 0; i < numListeners; ++i) { 7127c608f25d494c8a0a671e7373efbb47ca635367eChet Haase tmpListeners.get(i).onAnimationEnd(mAnimatorSet); 71317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 71417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 71517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 71617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 71717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 71817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase // Nothing to do 719a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase public void onAnimationRepeat(Animator animation) { 72017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 72117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 72217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase // Nothing to do 723a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase public void onAnimationStart(Animator animation) { 72417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 72517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 72617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 72717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 72817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 72917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * This method sorts the current set of nodes, if needed. The sort is a simple 73017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * DependencyGraph sort, which goes like this: 73117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * - All nodes without dependencies become 'roots' 73217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * - while roots list is not null 73317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * - for each root r 73417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * - add r to sorted list 73517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * - remove r as a dependency from any other node 73617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * - any nodes with no dependencies are added to the roots list 73717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 73817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase private void sortNodes() { 73917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (mNeedsSort) { 74017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase mSortedNodes.clear(); 74117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase ArrayList<Node> roots = new ArrayList<Node>(); 7427c608f25d494c8a0a671e7373efbb47ca635367eChet Haase int numNodes = mNodes.size(); 7437c608f25d494c8a0a671e7373efbb47ca635367eChet Haase for (int i = 0; i < numNodes; ++i) { 7447c608f25d494c8a0a671e7373efbb47ca635367eChet Haase Node node = mNodes.get(i); 74517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (node.dependencies == null || node.dependencies.size() == 0) { 74617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase roots.add(node); 74717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 74817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 74917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase ArrayList<Node> tmpRoots = new ArrayList<Node>(); 75017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase while (roots.size() > 0) { 7517c608f25d494c8a0a671e7373efbb47ca635367eChet Haase int numRoots = roots.size(); 7527c608f25d494c8a0a671e7373efbb47ca635367eChet Haase for (int i = 0; i < numRoots; ++i) { 7537c608f25d494c8a0a671e7373efbb47ca635367eChet Haase Node root = roots.get(i); 75417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase mSortedNodes.add(root); 75517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (root.nodeDependents != null) { 7567c608f25d494c8a0a671e7373efbb47ca635367eChet Haase int numDependents = root.nodeDependents.size(); 7577c608f25d494c8a0a671e7373efbb47ca635367eChet Haase for (int j = 0; j < numDependents; ++j) { 7587c608f25d494c8a0a671e7373efbb47ca635367eChet Haase Node node = root.nodeDependents.get(j); 75917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase node.nodeDependencies.remove(root); 76017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (node.nodeDependencies.size() == 0) { 76117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase tmpRoots.add(node); 76217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 76317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 76417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 76517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 766010dbaa1236cf2dcdc62c29049468e90188acaaeChet Haase roots.clear(); 76717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase roots.addAll(tmpRoots); 76817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase tmpRoots.clear(); 76917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 77017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase mNeedsSort = false; 77117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (mSortedNodes.size() != mNodes.size()) { 77217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase throw new IllegalStateException("Circular dependencies cannot exist" 773a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase + " in AnimatorSet"); 77417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 77517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } else { 77617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase // Doesn't need sorting, but still need to add in the nodeDependencies list 77717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase // because these get removed as the event listeners fire and the dependencies 77817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase // are satisfied 7797c608f25d494c8a0a671e7373efbb47ca635367eChet Haase int numNodes = mNodes.size(); 7807c608f25d494c8a0a671e7373efbb47ca635367eChet Haase for (int i = 0; i < numNodes; ++i) { 7817c608f25d494c8a0a671e7373efbb47ca635367eChet Haase Node node = mNodes.get(i); 78217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (node.dependencies != null && node.dependencies.size() > 0) { 7837c608f25d494c8a0a671e7373efbb47ca635367eChet Haase int numDependencies = node.dependencies.size(); 7847c608f25d494c8a0a671e7373efbb47ca635367eChet Haase for (int j = 0; j < numDependencies; ++j) { 7857c608f25d494c8a0a671e7373efbb47ca635367eChet Haase Dependency dependency = node.dependencies.get(j); 78617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (node.nodeDependencies == null) { 78717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase node.nodeDependencies = new ArrayList<Node>(); 78817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 78917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (!node.nodeDependencies.contains(dependency.node)) { 79017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase node.nodeDependencies.add(dependency.node); 79117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 79217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 79317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 7941e0ac5a1063d00670f4dc7ca5b120ef2836f9e8fChet Haase node.done = false; 79517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 79617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 79717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 79817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 79917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 80017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * Dependency holds information about the node that some other node is 80117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * dependent upon and the nature of that dependency. 80217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * 80317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 80417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase private static class Dependency { 80517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase static final int WITH = 0; // dependent node must start with this dependency node 80617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase static final int AFTER = 1; // dependent node must start when this dependency node finishes 80717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 80817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase // The node that the other node with this Dependency is dependent upon 80917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase public Node node; 81017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 81117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase // The nature of the dependency (WITH or AFTER) 81217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase public int rule; 81317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 81417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase public Dependency(Node node, int rule) { 81517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase this.node = node; 81617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase this.rule = rule; 81717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 81817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 81917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 82017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 821a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * A Node is an embodiment of both the Animator that it wraps as well as 82217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * any dependencies that are associated with that Animation. This includes 82317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * both dependencies upon other nodes (in the dependencies list) as 82417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * well as dependencies of other nodes upon this (in the nodeDependents list). 82517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 82649afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase private static class Node implements Cloneable { 827a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase public Animator animation; 82817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 82917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 83017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * These are the dependencies that this node's animation has on other 83117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * nodes. For example, if this node's animation should begin with some 83217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * other animation ends, then there will be an item in this node's 83317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * dependencies list for that other animation's node. 83417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 83517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase public ArrayList<Dependency> dependencies = null; 83617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 83717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 83817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * tmpDependencies is a runtime detail. We use the dependencies list for sorting. 83917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * But we also use the list to keep track of when multiple dependencies are satisfied, 84017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * but removing each dependency as it is satisfied. We do not want to remove 84117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * the dependency itself from the list, because we need to retain that information 842a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * if the AnimatorSet is launched in the future. So we create a copy of the dependency 843a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * list when the AnimatorSet starts and use this tmpDependencies list to track the 84417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * list of satisfied dependencies. 84517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 84617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase public ArrayList<Dependency> tmpDependencies = null; 84717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 84817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 84917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * nodeDependencies is just a list of the nodes that this Node is dependent upon. 85017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * This information is used in sortNodes(), to determine when a node is a root. 85117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 85217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase public ArrayList<Node> nodeDependencies = null; 85317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 85417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 85517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * nodeDepdendents is the list of nodes that have this node as a dependency. This 85617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * is a utility field used in sortNodes to facilitate removing this node as a 85717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * dependency when it is a root node. 85817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 85917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase public ArrayList<Node> nodeDependents = null; 86017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 86117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 8621e0ac5a1063d00670f4dc7ca5b120ef2836f9e8fChet Haase * Flag indicating whether the animation in this node is finished. This flag 863a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * is used by AnimatorSet to check, as each animation ends, whether all child animations 864a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * are done and it's time to send out an end event for the entire AnimatorSet. 8651e0ac5a1063d00670f4dc7ca5b120ef2836f9e8fChet Haase */ 8661e0ac5a1063d00670f4dc7ca5b120ef2836f9e8fChet Haase public boolean done = false; 8671e0ac5a1063d00670f4dc7ca5b120ef2836f9e8fChet Haase 8681e0ac5a1063d00670f4dc7ca5b120ef2836f9e8fChet Haase /** 86917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * Constructs the Node with the animation that it encapsulates. A Node has no 87017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * dependencies by default; dependencies are added via the addDependency() 87117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * method. 87217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * 87317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * @param animation The animation that the Node encapsulates. 87417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 875a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase public Node(Animator animation) { 87617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase this.animation = animation; 87717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 87817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 87917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 88017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * Add a dependency to this Node. The dependency includes information about the 88117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * node that this node is dependency upon and the nature of the dependency. 88217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * @param dependency 88317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 88417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase public void addDependency(Dependency dependency) { 88517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (dependencies == null) { 88617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase dependencies = new ArrayList<Dependency>(); 88717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase nodeDependencies = new ArrayList<Node>(); 88817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 88917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase dependencies.add(dependency); 89017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (!nodeDependencies.contains(dependency.node)) { 89117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase nodeDependencies.add(dependency.node); 89217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 89317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase Node dependencyNode = dependency.node; 89417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (dependencyNode.nodeDependents == null) { 89517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase dependencyNode.nodeDependents = new ArrayList<Node>(); 89617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 89717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase dependencyNode.nodeDependents.add(this); 89817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 89949afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase 90049afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase @Override 90121cd1389d2ef218b20994b617c57af120841a57fChet Haase public Node clone() { 90221cd1389d2ef218b20994b617c57af120841a57fChet Haase try { 90321cd1389d2ef218b20994b617c57af120841a57fChet Haase Node node = (Node) super.clone(); 904a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase node.animation = (Animator) animation.clone(); 90521cd1389d2ef218b20994b617c57af120841a57fChet Haase return node; 90621cd1389d2ef218b20994b617c57af120841a57fChet Haase } catch (CloneNotSupportedException e) { 90721cd1389d2ef218b20994b617c57af120841a57fChet Haase throw new AssertionError(); 90821cd1389d2ef218b20994b617c57af120841a57fChet Haase } 90949afa5bc100e5d4c069fea980dd6b09501f56397Chet Haase } 91017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 91117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 91217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 91317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * The <code>Builder</code> object is a utility class to facilitate adding animations to a 914a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * <code>AnimatorSet</code> along with the relationships between the various animations. The 91517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * intention of the <code>Builder</code> methods, along with the {@link 916a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * AnimatorSet#play(Animator) play()} method of <code>AnimatorSet</code> is to make it possible to 91717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * express the dependency relationships of animations in a natural way. Developers can also use 918a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * the {@link AnimatorSet#playTogether(Animator[]) playTogether()} and {@link 919a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * AnimatorSet#playSequentially(Animator[]) playSequentially()} methods if these suit the need, 920a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * but it might be easier in some situations to express the AnimatorSet of animations in pairs. 92117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * <p/> 92217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * <p>The <code>Builder</code> object cannot be constructed directly, but is rather constructed 923a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * internally via a call to {@link AnimatorSet#play(Animator)}.</p> 92417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * <p/> 925a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * <p>For example, this sets up a AnimatorSet to play anim1 and anim2 at the same time, anim3 to 92617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * play when anim2 finishes, and anim4 to play when anim3 finishes:</p> 92717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * <pre> 928a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * AnimatorSet s = new AnimatorSet(); 92917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * s.play(anim1).with(anim2); 93017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * s.play(anim2).before(anim3); 93117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * s.play(anim4).after(anim3); 93217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * </pre> 93317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * <p/> 934a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * <p>Note in the example that both {@link Builder#before(Animator)} and {@link 935a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * Builder#after(Animator)} are used. These are just different ways of expressing the same 93617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * relationship and are provided to make it easier to say things in a way that is more natural, 93717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * depending on the situation.</p> 93817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * <p/> 93917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * <p>It is possible to make several calls into the same <code>Builder</code> object to express 94017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * multiple relationships. However, note that it is only the animation passed into the initial 941a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * {@link AnimatorSet#play(Animator)} method that is the dependency in any of the successive 94217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * calls to the <code>Builder</code> object. For example, the following code starts both anim2 94317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * and anim3 when anim1 ends; there is no direct dependency relationship between anim2 and 94417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * anim3: 94517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * <pre> 946a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * AnimatorSet s = new AnimatorSet(); 94717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * s.play(anim1).before(anim2).before(anim3); 94817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * </pre> 94917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * If the desired result is to play anim1 then anim2 then anim3, this code expresses the 95017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * relationship correctly:</p> 95117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * <pre> 952a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * AnimatorSet s = new AnimatorSet(); 95317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * s.play(anim1).before(anim2); 95417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * s.play(anim2).before(anim3); 95517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * </pre> 95617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * <p/> 95717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * <p>Note that it is possible to express relationships that cannot be resolved and will not 95817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * result in sensible results. For example, <code>play(anim1).after(anim1)</code> makes no 95917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * sense. In general, circular dependencies like this one (or more indirect ones where a depends 960a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * on b, which depends on c, which depends on a) should be avoided. Only create AnimatorSets 961a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * that can boil down to a simple, one-way relationship of animations starting with, before, and 96217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * after other, different, animations.</p> 96317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 96417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase public class Builder { 96517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 96617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 96717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * This tracks the current node being processed. It is supplied to the play() method 968a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * of AnimatorSet and passed into the constructor of Builder. 96917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 97017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase private Node mCurrentNode; 97117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 97217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 973a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * package-private constructor. Builders are only constructed by AnimatorSet, when the 97417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * play() method is called. 97517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * 97617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * @param anim The animation that is the dependency for the other animations passed into 97717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * the other methods of this Builder object. 97817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 979a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase Builder(Animator anim) { 98017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase mCurrentNode = mNodeMap.get(anim); 98117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (mCurrentNode == null) { 98217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase mCurrentNode = new Node(anim); 98317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase mNodeMap.put(anim, mCurrentNode); 98417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase mNodes.add(mCurrentNode); 98517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 98617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 98717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 98817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 98917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * Sets up the given animation to play at the same time as the animation supplied in the 990a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * {@link AnimatorSet#play(Animator)} call that created this <code>Builder</code> object. 99117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * 99217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * @param anim The animation that will play when the animation supplied to the 993a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * {@link AnimatorSet#play(Animator)} method starts. 99417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 9952970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase public Builder with(Animator anim) { 99617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase Node node = mNodeMap.get(anim); 99717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (node == null) { 99817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase node = new Node(anim); 99917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase mNodeMap.put(anim, node); 100017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase mNodes.add(node); 100117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 100217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase Dependency dependency = new Dependency(mCurrentNode, Dependency.WITH); 100317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase node.addDependency(dependency); 10042970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase return this; 100517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 100617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 100717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 100817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * Sets up the given animation to play when the animation supplied in the 1009a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * {@link AnimatorSet#play(Animator)} call that created this <code>Builder</code> object 101017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * ends. 101117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * 101217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * @param anim The animation that will play when the animation supplied to the 1013a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * {@link AnimatorSet#play(Animator)} method ends. 101417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 10152970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase public Builder before(Animator anim) { 101617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase Node node = mNodeMap.get(anim); 101717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (node == null) { 101817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase node = new Node(anim); 101917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase mNodeMap.put(anim, node); 102017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase mNodes.add(node); 102117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 102217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase Dependency dependency = new Dependency(mCurrentNode, Dependency.AFTER); 102317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase node.addDependency(dependency); 10242970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase return this; 102517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 102617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 102717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 102817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * Sets up the given animation to play when the animation supplied in the 1029a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * {@link AnimatorSet#play(Animator)} call that created this <code>Builder</code> object 103017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * to start when the animation supplied in this method call ends. 103117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * 103217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * @param anim The animation whose end will cause the animation supplied to the 1033a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * {@link AnimatorSet#play(Animator)} method to play. 103417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 10352970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase public Builder after(Animator anim) { 103617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase Node node = mNodeMap.get(anim); 103717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase if (node == null) { 103817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase node = new Node(anim); 103917fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase mNodeMap.put(anim, node); 104017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase mNodes.add(node); 104117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 104217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase Dependency dependency = new Dependency(node, Dependency.AFTER); 104317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase mCurrentNode.addDependency(dependency); 10442970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase return this; 104517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 104617fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 104717fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase /** 104817fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * Sets up the animation supplied in the 1049a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase * {@link AnimatorSet#play(Animator)} call that created this <code>Builder</code> object 105017fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * to play when the given amount of time elapses. 105117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * 105217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * @param delay The number of milliseconds that should elapse before the 105317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase * animation starts. 105417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase */ 10552970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase public Builder after(long delay) { 1056a18a86b43e40e3c15dcca0ae0148d641be9b25feChet Haase // setup dummy ValueAnimator just to run the clock 10572794eb3b02e2404d453d3ad22a8a85a138130a07Chet Haase ValueAnimator anim = ValueAnimator.ofFloat(0f, 1f); 10582794eb3b02e2404d453d3ad22a8a85a138130a07Chet Haase anim.setDuration(delay); 10592794eb3b02e2404d453d3ad22a8a85a138130a07Chet Haase after(anim); 10602970c499388b4dcd1232cd622a9b80b395eeb2b4Chet Haase return this; 106117fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 106217fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 106317fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase } 106417fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase 106517fb4b0d1cfbad1f026fec704c86640f070b4c2fChet Haase} 1066