1/*
2 * Copyright 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
17package androidx.media.widget;
18
19import android.media.MediaPlayer;
20import android.view.View;
21
22import androidx.annotation.NonNull;
23
24interface VideoViewInterfaceWithMp1 {
25    /**
26     * Assigns the view's surface to the given MediaPlayer instance.
27     *
28     * @param mp MediaPlayer
29     * @return true if the surface is successfully assigned, false if not. It will fail to assign
30     *         if any of MediaPlayer or surface is unavailable.
31     */
32    boolean assignSurfaceToMediaPlayer(MediaPlayer mp);
33    void setSurfaceListener(SurfaceListener l);
34    int getViewType();
35    void setMediaPlayer(MediaPlayer mp);
36
37    /**
38     * Takes over oldView. It means that the MediaPlayer will start rendering on this view.
39     * The visibility of oldView will be set as {@link View.GONE}. If the view doesn't have a
40     * MediaPlayer instance or its surface is not available, the actual execution is deferred until
41     * a MediaPlayer instance is set by {@link #setMediaPlayer} or its surface becomes available.
42     * {@link SurfaceListener.onSurfaceTakeOverDone} will be called when the actual execution is
43     * done.
44     *
45     * @param oldView The view that MediaPlayer is currently rendering on.
46     */
47    void takeOver(@NonNull VideoViewInterfaceWithMp1 oldView);
48
49    /**
50     * Indicates if the view's surface is available.
51     *
52     * @return true if the surface is available.
53     */
54    boolean hasAvailableSurface();
55
56    /**
57     * An instance of VideoViewInterface calls these surface notification methods accordingly if
58     * a listener has been registered via {@link #setSurfaceListener(SurfaceListener)}.
59     */
60    interface SurfaceListener {
61        void onSurfaceCreated(View view, int width, int height);
62        void onSurfaceDestroyed(View view);
63        void onSurfaceChanged(View view, int width, int height);
64        void onSurfaceTakeOverDone(VideoViewInterfaceWithMp1 view);
65    }
66}
67