1 /*
2  * Copyright (C) 2016 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 
17 package com.android.systemui.statusbar.stack;
18 
19 import android.animation.AnimatorListenerAdapter;
20 import android.util.ArrayMap;
21 import android.util.Property;
22 import android.view.View;
23 import android.view.animation.Interpolator;
24 
25 import java.util.HashMap;
26 
27 /**
28  * Properties for a View animation
29  */
30 public class AnimationProperties {
31     public long duration;
32     public long delay;
33     private ArrayMap<Property, Interpolator> mInterpolatorMap;
34     private AnimatorListenerAdapter mAnimatorListenerAdapter;
35 
36     /**
37      * @return an animation filter for this animation.
38      */
getAnimationFilter()39     public AnimationFilter getAnimationFilter() {
40         return new AnimationFilter() {
41             @Override
42             public boolean shouldAnimateProperty(Property property) {
43                 return true;
44             }
45         };
46     }
47 
48     /**
49      * @return a listener that should be run whenever any property finished its animation
50      */
51     public AnimatorListenerAdapter getAnimationFinishListener() {
52         return mAnimatorListenerAdapter;
53     }
54 
55     public AnimationProperties setAnimationFinishListener(AnimatorListenerAdapter listener) {
56         mAnimatorListenerAdapter = listener;
57         return this;
58     }
59 
60     public boolean wasAdded(View view) {
61         return false;
62     }
63 
64     /**
65      * Get a custom interpolator for a property instead of the normal one.
66      */
67     public Interpolator getCustomInterpolator(View child, Property property) {
68         return mInterpolatorMap != null ? mInterpolatorMap.get(property) : null;
69     }
70 
71 
72     public void combineCustomInterpolators(AnimationProperties iconAnimationProperties) {
73         ArrayMap<Property, Interpolator> map = iconAnimationProperties.mInterpolatorMap;
74         if (map != null) {
75             if (mInterpolatorMap == null) {
76                 mInterpolatorMap = new ArrayMap<>();
77             }
78             mInterpolatorMap.putAll(map);
79         }
80     }
81 
82     /**
83      * Set a custom interpolator to use for all views for a property.
84      */
85     public AnimationProperties setCustomInterpolator(Property property, Interpolator interpolator) {
86         if (mInterpolatorMap == null) {
87             mInterpolatorMap = new ArrayMap<>();
88         }
89         mInterpolatorMap.put(property, interpolator);
90         return this;
91     }
92 
93     public AnimationProperties setDuration(long duration) {
94         this.duration = duration;
95         return this;
96     }
97 
98     public AnimationProperties setDelay(long delay) {
99         this.delay = delay;
100         return this;
101     }
102 
103     public AnimationProperties resetCustomInterpolators() {
104         mInterpolatorMap = null;
105         return this;
106     }
107 }
108