1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
|
/*
* Copyright (C) 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.settings.widget;
import android.content.Context;
import android.graphics.drawable.Drawable;
import android.view.TextureView;
import android.view.View;
import androidx.vectordrawable.graphics.drawable.Animatable2Compat;
import androidx.vectordrawable.graphics.drawable.AnimatedVectorDrawableCompat;
/**
* A {@link VideoPreference.AnimationController} containing a {@link
* AnimatedVectorDrawableCompat}. The controller is used by {@link VideoPreference}
* to display AnimatedVectorDrawable content.
*/
class VectorAnimationController implements VideoPreference.AnimationController {
private AnimatedVectorDrawableCompat mAnimatedVectorDrawableCompat;
private Drawable mPreviewDrawable;
private Animatable2Compat.AnimationCallback mAnimationCallback;
/**
* Called by a preference panel fragment to finish itself.
*
* @param context Application Context
* @param animationId An {@link android.graphics.drawable.AnimationDrawable} resource id
*/
VectorAnimationController(Context context, int animationId) {
mAnimatedVectorDrawableCompat = AnimatedVectorDrawableCompat.create(context, animationId);
mAnimationCallback = new Animatable2Compat.AnimationCallback() {
@Override
public void onAnimationEnd(Drawable drawable) {
mAnimatedVectorDrawableCompat.start();
}
};
}
@Override
public int getVideoWidth() {
return mAnimatedVectorDrawableCompat.getIntrinsicWidth();
}
@Override
public int getVideoHeight() {
return mAnimatedVectorDrawableCompat.getIntrinsicHeight();
}
@Override
public void pause() {
mAnimatedVectorDrawableCompat.stop();
}
@Override
public void start() {
mAnimatedVectorDrawableCompat.start();
}
@Override
public boolean isPlaying() {
return mAnimatedVectorDrawableCompat.isRunning();
}
@Override
public int getDuration() {
// We can't get duration from AnimatedVectorDrawable, just return a non zero value.
return 5000;
}
@Override
public void attachView(TextureView video, View preview, View playButton) {
mPreviewDrawable = preview.getForeground();
video.setVisibility(View.GONE);
updateViewStates(preview, playButton);
preview.setOnClickListener(v -> updateViewStates(preview, playButton));
}
@Override
public void release() {
mAnimatedVectorDrawableCompat.stop();
mAnimatedVectorDrawableCompat.clearAnimationCallbacks();
}
private void updateViewStates(View imageView, View playButton) {
if (mAnimatedVectorDrawableCompat.isRunning()) {
mAnimatedVectorDrawableCompat.stop();
mAnimatedVectorDrawableCompat.clearAnimationCallbacks();
playButton.setVisibility(View.VISIBLE);
imageView.setForeground(mPreviewDrawable);
} else {
playButton.setVisibility(View.GONE);
imageView.setForeground(mAnimatedVectorDrawableCompat);
mAnimatedVectorDrawableCompat.start();
mAnimatedVectorDrawableCompat.registerAnimationCallback(mAnimationCallback);
}
}
}
|
