package org.zywx.wbpalmstar.plugin.uexaudio;
import java.io.File;
import org.zywx.wbpalmstar.base.BUtility;
import org.zywx.wbpalmstar.base.ResoureFinder;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.res.AssetFileDescriptor;
import android.media.AudioManager;
import android.media.MediaPlayer;
import android.media.MediaPlayer.OnCompletionListener;
import android.media.MediaPlayer.OnErrorListener;
import android.media.SoundPool;
import android.net.Uri;
import android.os.Environment;
import android.widget.Toast;
public abstract class PFMusicPlayer {
public final static String F_SDKARD_PATH = "/sdcard/";//SD卡
public final static String F_RES_PATH = "file:///res/";//工程的assets文件夹下
public final static String F_DATA_PATH = "file:///data/";
public final static String F_HTTP_PATH = "http://";//网络地址
public final static String F_RES_ROOT_PATH = "file:///res/widget/";//工程的assets文件夹下widget文件夹
public final static String F_WGT_PATH = "wgt://";//工程的assets文件夹下widget文件夹
public final static String F_WGTS_PATH = "wgts://";//工程的assets文件夹下widget文件夹
public final static String F_ABSOLUTE_PATH = "/";//绝对路径
public final static String F_OPPOSITE_PATH = "";//相对路径
public final static String F_BASE_RES_PATH="res://";//工程res目录
public final static String F_BASE_PATH="BASE_PATH";//基本路径
public String basePath="";
private MediaPlayer m_mediaPlayer=null;
private SoundPool m_soundPool=null;
private Context m_context=null;
private final static int MEDIAPLAY_STATE_PLAYING=0;//播放状态
private final static int MEDIAPLAY_STATE_PAUSEING=1;//暂停状态
private final static int MEDIAPLAY_STATE_STOPING=2;//停止状态
private int playState=0;
public static int soundID=0;
private ResoureFinder finder = ResoureFinder.getInstance();
private int loopCount = 0;
private int loopIndex = 0;
public PFMusicPlayer(Context inContext){
m_context=inContext;
}
public int getLoopIndex(){
return loopIndex;
}
/*
* SD卡目录
*/
public String getSDDirectory(){
return Environment.getExternalStorageDirectory()+"/";
}
public void openSound(int maxStream, int streamType, int srcQuality) {
if (m_soundPool == null){
m_soundPool = new SoundPool(maxStream, streamType, srcQuality);
}
}
public int loadSound(String inPath) {
soundID = 0;
try {
if(inPath.startsWith(PFMusicPlayer.F_SDKARD_PATH) || inPath.startsWith(PFMusicPlayer.F_HTTP_PATH) || inPath.startsWith("/mnt/sdcard/")){//(wgt://和wgts://和sd卡开头一致)(网络)
soundID = m_soundPool.load(inPath, 1);
}else if(inPath.startsWith(BUtility.F_Widget_RES_path)){//(res://)
final AssetFileDescriptor descriptor = this.m_context.getAssets().openFd(inPath);
if (descriptor == null) {
alertMessage(finder.getString("plugin_audio_info_nofile"), true);
} else {
soundID = m_soundPool.load(descriptor, 1);
}
}else if(inPath.startsWith("/data/data/")){//(box://)
soundID = m_soundPool.load(inPath, 1);
}else if(inPath.startsWith("/")){
File myFile = new File(inPath);
soundID = m_soundPool.load(myFile.getAbsolutePath(), 1);
}else{
alertMessage(finder.getString("plugin_audio_info_nofile") + inPath, true);
}
} catch (Exception e) {
e.printStackTrace();
}
return soundID;
}
//因为每次打开返回的id不同，停止方法中需要用到该id
public int playSound(int soundID) {
if(m_soundPool!=null){
int inStreamID = m_soundPool.play( soundID, 3, 3, 0, -1, 1);
if (inStreamID == 0) {
stopSound(soundID);
} else {
}
return inStreamID;
}
return 0;
}
public void stopSound(int inStreamID) {
if (m_soundPool != null) {
m_soundPool.stop( inStreamID );
}
}
/*
* 创建meidaplayer对象,提供调用
*/
public void open() {
if (m_mediaPlayer == null) {
m_mediaPlayer = new MediaPlayer();
m_mediaPlayer.setOnCompletionListener(new mediaPlayerCompletionListener());
m_mediaPlayer.setOnErrorListener(new mediaPlayerErrorListener());
playState=MEDIAPLAY_STATE_STOPING;
}
}
/*
* 播放完音乐监听
*/
class mediaPlayerCompletionListener implements OnCompletionListener {
@Override
public void onCompletion(MediaPlayer mp) {
if (loopCount > 0 && loopIndex < loopCount) {
m_mediaPlayer.start();
playState = MEDIAPLAY_STATE_PLAYING;
onPlayFinished(loopIndex);
loopIndex++;
} else {
m_mediaPlayer.stop();
playState = MEDIAPLAY_STATE_STOPING;
onPlayFinished(loopIndex);
}
}
}
/*
* 播放完音乐（提供给EUEX对象回调）
*/
public abstract void onPlayFinished(int index);
/*
* 音乐出错监听
*/
class mediaPlayerErrorListener implements OnErrorListener{
@Override
public boolean onError(MediaPlayer mp, int what, int extra) {
m_mediaPlayer.release();
playState=MEDIAPLAY_STATE_STOPING;
return false;
}
}
/*
* 根据inPath路径导入播放音乐路径
*/
public void play(String inPath,int loopType) {
if (m_mediaPlayer != null) {
try {
switch(playState){
case MEDIAPLAY_STATE_STOPING:
m_mediaPlayer.reset();
if (loadMediaPlayerFile(inPath)) {// 读取文件成功才执行
m_mediaPlayer.prepare();
switch (loopType) {
case -1:
m_mediaPlayer.setLooping(true);
loopCount = 0;
loopIndex = 0;
break;
case 0:
m_mediaPlayer.setLooping(false);
loopCount = 0;
loopIndex = 0;
break;
default:
if(loopType>0){
m_mediaPlayer.setLooping(false);
loopCount = loopType-1;
loopIndex = 0;
}
break;
}
m_mediaPlayer.start();
playState = MEDIAPLAY_STATE_PLAYING;
}
break;
case MEDIAPLAY_STATE_PAUSEING:
m_mediaPlayer.start();
playState=MEDIAPLAY_STATE_PLAYING;
break;
}
} catch (Exception e) {
Toast.makeText(m_context, ResoureFinder.getInstance().getStringId(m_context, "plugin_audio_info_nofile"), Toast.LENGTH_LONG).show();
}
}
}
private AlertDialog alertDialog;
// 弹出消息框
private void alertMessage(String message, final boolean exitOnConfirm) {
alertDialog = new AlertDialog.Builder(m_context).setTitle(finder.getString("prompt")).setMessage(message)
.setCancelable(false)
.setPositiveButton(finder.getString("confirm"), new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
if (exitOnConfirm) {
dialog.dismiss();
stop();
}
}
}).create();
alertDialog.show();
}
/*
* 根据inPath的内容判断导入方式
*/
public boolean loadMediaPlayerFile(String inPath) throws Exception{
boolean isLoadMediaPlayerFileSucceed = true;
try {
if (inPath.indexOf(BUtility.F_Widget_RES_path) >= 0) {// (res://)
final AssetFileDescriptor descriptor = this.m_context.getAssets().openFd(inPath.substring(inPath.indexOf(BUtility.F_Widget_RES_path)));
if (descriptor == null) {
alertMessage(finder.getString("plugin_audio_info_nofile"), true);
} else {
m_mediaPlayer.setDataSource(descriptor.getFileDescriptor(), descriptor.getStartOffset(), descriptor.getLength());
}
} else {
Uri uri = Uri.parse(inPath);
if (uri != null)
m_mediaPlayer.setDataSource(m_context, uri);
}
} catch (Exception e) {
isLoadMediaPlayerFileSucceed = false;
throw e;
} catch (Error e){
isLoadMediaPlayerFileSucceed = false;
throw e;
}
return isLoadMediaPlayerFileSucceed;
}
/*
* 关闭当前正在播放的音乐
*/
public void pause() {
try {
if (m_mediaPlayer != null && m_mediaPlayer.isPlaying()) {
m_mediaPlayer.pause();
playState = MEDIAPLAY_STATE_PAUSEING;
}
} catch (Exception e) {
}
}
/*
* 停止播放当前音乐,将时间滑块调整到音乐开始处,重新播放
*/
public void replay() {
try {
if (m_mediaPlayer != null) {
m_mediaPlayer.stop();
m_mediaPlayer.prepare();
m_mediaPlayer.seekTo(0);
m_mediaPlayer.start();
playState=MEDIAPLAY_STATE_PLAYING;
}
} catch (Exception e) {
}
}
/*
* 停止播放当前的音乐，无论处于什么状态
*/
public void stop(){
try {
if(m_mediaPlayer!=null){
m_mediaPlayer.stop();
playState=MEDIAPLAY_STATE_STOPING;
}
}catch(Exception e){
}
}
/*
* 停止播放当前音乐,根据inPath提供的路径重新导入，并开始播放
*/
public void palyNext(String inPath) {
if (m_mediaPlayer != null) {
try {
switch (playState) {
case MEDIAPLAY_STATE_PLAYING:
case MEDIAPLAY_STATE_PAUSEING:
m_mediaPlayer.stop();
m_mediaPlayer.prepareAsync();
break;
case MEDIAPLAY_STATE_STOPING:
m_mediaPlayer.prepareAsync();
break;
}
m_mediaPlayer.reset();
if (loadMediaPlayerFile(inPath)) {
m_mediaPlayer.prepare();
m_mediaPlayer.setLooping(false);
m_mediaPlayer.start();
playState = MEDIAPLAY_STATE_PLAYING;
}
} catch (Exception e) {
}
}
}
/*
* 调高音量
*/
public void volumeUp() {
AudioManager audioManager = (AudioManager) m_context.getSystemService(Context.AUDIO_SERVICE);
audioManager.adjustStreamVolume(AudioManager.STREAM_MUSIC, AudioManager.ADJUST_RAISE, AudioManager.FLAG_SHOW_UI);
}
/*
* 调低音量
*/
public void volumeDown() {
AudioManager audioManager = (AudioManager) m_context.getSystemService(Context.AUDIO_SERVICE);
audioManager.adjustStreamVolume(AudioManager.STREAM_MUSIC, AudioManager.ADJUST_LOWER, AudioManager.FLAG_SHOW_UI);
}
}