1 /*
2  * Copyright (C) 2018 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 package androidx.constraintlayout.motion.widget;
17 
18 /**
19  * A helper interface allowing MotionLayout to directly drive custom views
20  */
21 public interface Animatable {
22     /**
23      * Set the progress
24      * @param progress
25      */
setProgress(float progress)26     void setProgress(float progress);
27 
28     /**
29      * get the progress
30      * @return
31      */
getProgress()32     float getProgress();
33 }
34