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// CHECKSTYLE:OFF Generated code
/* This file is auto-generated from VideoSupportFragment.java. DO NOT MODIFY. */
/*
* Copyright (C) 2016 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 android.support.v17.leanback.app;
import android.os.Bundle;
import android.support.v17.leanback.R;
import android.view.LayoutInflater;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
import android.view.View;
import android.view.ViewGroup;
/**
* Subclass of {@link PlaybackFragment} that is responsible for providing a {@link SurfaceView}
* and rendering video.
*/
public class VideoFragment extends PlaybackFragment {
static final int SURFACE_NOT_CREATED = 0;
static final int SURFACE_CREATED = 1;
SurfaceView mVideoSurface;
SurfaceHolder.Callback mMediaPlaybackCallback;
int mState = SURFACE_NOT_CREATED;
@Override
public View onCreateView(
LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
ViewGroup root = (ViewGroup) super.onCreateView(inflater, container, savedInstanceState);
mVideoSurface = (SurfaceView) LayoutInflater.from(FragmentUtil.getContext(VideoFragment.this)).inflate(
R.layout.lb_video_surface, root, false);
root.addView(mVideoSurface, 0);
mVideoSurface.getHolder().addCallback(new SurfaceHolder.Callback() {
@Override
public void surfaceCreated(SurfaceHolder holder) {
if (mMediaPlaybackCallback != null) {
mMediaPlaybackCallback.surfaceCreated(holder);
}
mState = SURFACE_CREATED;
}
@Override
public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) {
if (mMediaPlaybackCallback != null) {
mMediaPlaybackCallback.surfaceChanged(holder, format, width, height);
}
}
@Override
public void surfaceDestroyed(SurfaceHolder holder) {
if (mMediaPlaybackCallback != null) {
mMediaPlaybackCallback.surfaceDestroyed(holder);
}
mState = SURFACE_NOT_CREATED;
}
});
setBackgroundType(PlaybackFragment.BG_LIGHT);
return root;
}
/**
* Adds {@link SurfaceHolder.Callback} to {@link android.view.SurfaceView}.
*/
public void setSurfaceHolderCallback(SurfaceHolder.Callback callback) {
mMediaPlaybackCallback = callback;
if (callback != null) {
if (mState == SURFACE_CREATED) {
mMediaPlaybackCallback.surfaceCreated(mVideoSurface.getHolder());
}
}
}
@Override
protected void onVideoSizeChanged(int width, int height) {
int screenWidth = getView().getWidth();
int screenHeight = getView().getHeight();
ViewGroup.LayoutParams p = mVideoSurface.getLayoutParams();
if (screenWidth * height > width * screenHeight) {
// fit in screen height
p.height = screenHeight;
p.width = screenHeight * width / height;
} else {
// fit in screen width
p.width = screenWidth;
p.height = screenWidth * height / width;
}
mVideoSurface.setLayoutParams(p);
}
/**
* Returns the surface view.
*/
public SurfaceView getSurfaceView() {
return mVideoSurface;
}
@Override
public void onDestroyView() {
mVideoSurface = null;
mState = SURFACE_NOT_CREATED;
super.onDestroyView();
}
}
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