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 android.view.accessibility;
18 
19 import android.view.MagnificationSpec;
20 
21 /**
22  * A callback for magnification animation result.
23  * @hide
24  */
25 public interface MagnificationAnimationCallback {
26     MagnificationAnimationCallback STUB_ANIMATION_CALLBACK = success -> {
27     };
28 
29     /**
30      * Called when the animation is finished or interrupted during animating.
31      *
32      * @param success {@code true} if animating successfully with given spec or the spec did not
33      *                change. Otherwise {@code false}
34      */
onResult(boolean success)35     void onResult(boolean success);
36 
37     /**
38      * Called when the animation is finished or interrupted during animating.
39      *
40      * @param success {@code true} if animating successfully with given spec or the spec did not
41      *                change. Otherwise {@code false}
42      * @param lastSpecSent the last spec that was sent to WindowManager for animation, in case you
43      *                     need to update the local copy
44      */
onResult(boolean success, MagnificationSpec lastSpecSent)45     default void onResult(boolean success, MagnificationSpec lastSpecSent) {
46         onResult(success);
47     }
48 }