1 /*
2  * Copyright (C) 2020 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.shared.system;
18 
19 import android.app.WallpaperManager;
20 import android.content.Context;
21 import android.content.res.Resources;
22 import android.os.IBinder;
23 
24 /**
25  * @see WallpaperManager
26  */
27 public class WallpaperManagerCompat {
28     private final WallpaperManager mWallpaperManager;
29 
WallpaperManagerCompat(Context context)30     public WallpaperManagerCompat(Context context) {
31         mWallpaperManager = context.getSystemService(WallpaperManager.class);
32     }
33 
34     /**
35      * @see WallpaperManager#setWallpaperZoomOut(IBinder, float)
36      */
setWallpaperZoomOut(IBinder windowToken, float zoom)37     public void setWallpaperZoomOut(IBinder windowToken, float zoom) {
38         mWallpaperManager.setWallpaperZoomOut(windowToken, zoom);
39     }
40 
41     /**
42      * @return the max scale for the wallpaper when it's fully zoomed out
43      */
getWallpaperZoomOutMaxScale(Context context)44     public static float getWallpaperZoomOutMaxScale(Context context) {
45         return context.getResources()
46                 .getFloat(Resources.getSystem().getIdentifier(
47                         /* name= */ "config_wallpaperMaxScale",
48                         /* defType= */ "dimen",
49                         /* defPackage= */ "android"));
50     }
51 }