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/*
* Copyright (C) 2014 The CyanogenMod 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 com.android.dialer.util;
import android.content.Context;
import android.graphics.Color;
import android.media.MediaPlayer;
import android.os.Environment;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.Toast;
import com.android.dialer.R;
import com.android.services.callrecorder.CallRecorderService;
import com.android.services.callrecorder.common.CallRecording;
import java.io.File;
import java.io.IOException;
/**
* Simple playback for call recordings
*/
public class CallRecordingPlayer implements MediaPlayer.OnCompletionListener {
private static final String TAG = "CallRecordingPlayer";
private MediaPlayer mPlayer = null;
private boolean mPlaying = false;
private PlayButton mButton;
public Button createPlaybackButton(Context context, CallRecording recording) {
return new PlayButton(context, recording, this);
}
// button to toggle playback for a call recording
private static class PlayButton extends Button implements View.OnClickListener {
private boolean mPlaying = false;
private CallRecording mRecording;
private CallRecordingPlayer mPlayer;
public PlayButton(Context context, CallRecording recording, CallRecordingPlayer player) {
super(context);
mRecording = recording;
mPlayer = player;
reset();
setBackgroundColor(Color.TRANSPARENT);
setOnClickListener(this);
}
@Override
public void onClick(View v) {
if (!mPlaying) {
mPlayer.play(mRecording, this);
if (!mPlayer.isPlaying()) {
Toast.makeText(mContext, R.string.call_playback_error_message,
Toast.LENGTH_SHORT).show();
}
} else {
mPlayer.stop();
}
mPlaying = mPlayer.isPlaying();
updateState();
}
private void updateState() {
setText(mPlaying ? R.string.stop_call_playback : R.string.start_call_playback);
setCompoundDrawablesRelativeWithIntrinsicBounds(mPlaying
? R.drawable.ic_playback_stop_dk : R.drawable.ic_playback_dk,
0, 0, 0);
}
public void reset() {
mPlaying = false;
updateState();
}
}
private void play(CallRecording recording, PlayButton button) {
if (mPlayer != null) {
// stop and cleanup current session first
stop();
}
mButton = button;
String filePath = recording.getFile().getAbsolutePath();
mPlayer = new MediaPlayer();
mPlayer.setOnCompletionListener(this);
try {
mPlayer.setDataSource(filePath);
mPlayer.prepare();
} catch (IOException e) {
Log.w(TAG, "Error opening " + filePath, e);
return;
}
try {
mPlayer.start();
mPlaying = true;
} catch (IllegalStateException e) {
Log.w(TAG, "Could not start player", e);
}
}
public void stop() {
if (mPlayer != null) {
try {
mPlayer.stop();
} catch (IllegalStateException e) {
Log.w(TAG, "Exception stopping player", e);
}
mPlayer.release();
mPlayer = null;
resetButton();
}
mPlaying = false;
}
private boolean isPlaying() {
return mPlaying;
}
@Override
public void onCompletion(MediaPlayer mp) {
resetButton();
mPlayer.release();
mPlayer = null;
mPlaying = false;
}
private void resetButton() {
if (mButton != null) {
mButton.reset();
mButton = null;
}
}
}
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