android 開發之音樂播放器代碼








package com.Aina.Android; import java.io.BufferedReader; import 


java.io.File; import java.io.FileInputStream; import 


java.io.FileNotFoundException; import java.io.FilenameFilter; import 


java.io.IOException; import java.io.InputStreamReader; import 


java.util.ArrayList; import java.util.Iterator; import java.util.List; import 


java.util.TreeMap; import android.app.Activity; import 


android.app.AlertDialog; import android.app.Notification; import 


android.app.NotificationManager; import android.app.PendingIntent; 


import android.app.AlertDialog.Builder; import 


android.content.ActivityNotFoundException; import 


android.content.DialogInterface; import android.content.Intent; import 


android.graphics.Bitmap; import android.graphics.BitmapFactory; import 


android.media.MediaPlayer; import android.os.Bundle; import 


android.os.Handler; import android.os.Message; import android.util.Log; 


import android.view.KeyEvent; import android.view.View; import 


android.widget.AdapterView; import android.widget.ArrayAdapter; import 


android.widget.ImageButton; import android.widget.ImageView; import 


android.widget.ListView; import android.widget.ScrollView; import 


android.widget.SeekBar; import android.widget.TextView; import 


android.widget.Toast; public class ActivityMain extends Activity{ /** Called 


when the activity is first created. */ private ViewlrcKLOK viewlrcKLOK;


private MediaPlayer mMediaPlayer = null; private SeekBar mSeekBar = null; 


private ListView mListView = null; private ImageButton mLastbtn = null; 


private ImageButton mStartbtn = null; private ImageButton mPausebtn = 


null; private ImageButton mStopbtn = null; private ImageButton mNextbtn = 


null; private TextView mTextView = null; private ScrollView scrollview =null; 


private ImageView header =null; private TextView lrc = null; private 


List<String> mMusiclist = null; private int mCurrent = 0; private int count = 0; 


private boolean isrun = false; private boolean isauto = false; private static 


final String PATH = "/sdcard/mp3/"; private static TreeMap<Integer, 


lrcObject> lrc_map; private static int lrc_timeend =0; private long 


KeyDownOldTime =0; private int KeyDownCount =0; private String 


songName =""; private String songAuthor =""; private NotificationManager 


mNotificationManager; private static int NOTIFICATIONS_ID = R.layout.main;


@Override public void onCreate(Bundle savedInstanceState) { 


super.onCreate(savedInstanceState);


setContentView(R.layout.main); mListView = (ListView) this.findViewById


(R.id.lv_music); mSeekBar = (SeekBar) this.findViewById(R.id.SeekBar01); 


mTextView = (TextView) this.findViewById(R.id.mTextView); viewlrcKLOK = 


(ViewlrcKLOK) this.findViewById(R.id.lrc_view); lrc = (TextView) 


this.findViewById(R.id.lrc); scrollview = (ScrollView) this.findViewById


(R.id.scrollview); mLastbtn = (ImageButton) this.findViewById


(R.id.imgbtn_last); mStartbtn = (ImageButton) this.findViewById


(R.id.imgbtn_start); mPausebtn = (ImageButton) this.findViewById


(R.id.imgbtn_pause);


mStopbtn = (ImageButton) this
.findViewById(R.id.imgbtn_stop); mNextbtn = (ImageButton) 


this.findViewById(R.id.imgbtn_next); header = (ImageView) 


this.findViewById(R.id.header); mMusiclist = new ArrayList<String>(); 


mMediaPlayer = new MediaPlayer(); lrc_map = new TreeMap<Integer, 


lrcObject>(); viewlrcKLOK.SetlrcContent("歌詞",0,0,"......",0); lrc_timeend = 0; 


lrc.setVisibility(View.GONE); mNotificationManager getSystemService


(NOTIFICATION_SERVICE); = (NotificationManager)


mMediaPlayer.setOnPreparedListener(prepareListener); 


mMediaPlayer.setOnCompletionListener(CompletionListener); 


mMediaPlayer.setOnErrorListener(ErrorListener);


// 開始按鈕 mStartbtn.setOnClickListener(new ImageButton.OnClickListener() 


{ @Override public void onClick(View v) { //lrc.setVisibility(View.GONE); //控


件隱藏 PlayMusic(PATH + mMusiclist.get(mCurrent)); } }); // 下一首 


mNextbtn.setOnClickListener(new ImageButton.OnClickListener() { 


@Override public void onClick(View v) { // TODO Auto-generated method 


stub NextMusic(); } }); // 上一首 mLastbtn.setOnClickListener(new 


ImageButton.OnClickListener() {


@Override public void onClick(View v) { // TODO Auto-generated method 


stub LastMusic(); } }); // 暫停 mPausebtn.setOnClickListener(new 


ImageButton.OnClickListener() { @Override public void onClick(View v) { // 


TODO Auto-generated method stub isrun = true; isauto = false; 


mPausebtn.setVisibility(View.GONE);// 隱藏暫停按鈕 mStartbtn.setVisibility


(View.VISIBLE);// 顯示啟動按鈕 // 是否正在播放 if (mMediaPlayer.isPlaying()) { 


viewlrcKLOK.Stop(); mMediaPlayer.pause(); } } }); // 停止 


mStopbtn.setOnClickListener(new ImageButton.OnClickListener() { 


@Override public void onClick(View v) { // TODO Auto-generated method 


stub StopMusic(); } }); mListView.setOnItemClickListener(new 


ListView.OnItemClickListener() { @Override public void onItemClick


(AdapterView<?> arg0, View arg1, int arg2, long arg3) { mCurrent = arg2; 


StopMusic(); PlayMusic(PATH + mMusiclist.get(mCurrent)); }


}); mSeekBar .setOnSeekBarChangeListener(new 


SeekBar.OnSeekBarChangeListener() { @Override public void 


onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) { if (!


isauto) { mMediaPlayer.seekTo(progress); } } @Override public void 


onStartTrackingTouch(SeekBar seekBar) { isauto = false; } @Override public 


void onStopTrackingTouch(SeekBar seekBar) { isauto = true; } }); 


this.MusicList(); } private void setPlayint(String tickerText, String title, String 


content, int drawable) { Notification notification = new Notification


(drawable, tickerText, System.currentTimeMillis()); PendingIntent 


contentIntent = PendingIntent.getActivity(this, 0, new Intent(this, 


ActivityMain.class), 0); notification.setLatestEventInfo(this, title, content, 


contentIntent); mNotificationManager.notify(NOTIFICATIONS_ID, 


notification); } private MediaPlayer.OnPreparedListener 


MediaPlayer.OnPreparedListener(){ prepareListener = new


public void onPrepared(MediaPlayer mp){ isrun = true; setPlayint


(songAuthor,songName, songAuthor
, R.drawable.icon); lrc_timeend = 0; viewlrcKLOK.SetlrcContent("准備


好",0,0,"go,go,go..",0); viewlrcKLOK.Star(); count = 


mMediaPlayer.getDuration(); Log.i("TAG-count", count + ""); 


mSeekBar.setMax(count);// 設置最大值. mTextView.setText("當前播放歌曲:" + 


mMusiclist.get(mCurrent)); mp.start(); //開始播放 //Toast.makeText


(ActivityMain.this, " 開 始 ",Toast.LENGTH_SHORT).show(); 


myHandler.sendEmptyMessage(PROGRESS_CHANGED); } }; //視頻播放完成 


private MediaPlayer.OnCompletionListener 


MediaPlayer.OnCompletionListener(){ @Override public void onCompletion


(MediaPlayer arg0) { mMediaPlayer.stop(); isauto = true; 


mSeekBar.setProgress(0); viewlrcKLOK.SetlrcContent("准備好",0,0,"... ...",0); 


viewlrcKLOK.Stop(); //Toast.makeText(ActivityMain.this, " 


成:",Toast.LENGTH_SHORT).show(); NextMusic(); } };








CompletionListener=new











//播放時發現錯誤 private MediaPlayer.OnErrorListener ErrorListener=new 


MediaPlayer.OnErrorListener(){ @Override public boolean onError


(MediaPlayer mp, int what, int extra) { // TODO Auto-generated method 


stub mMediaPlayer.stop(); Toast.makeText(ActivityMain.this, " 發 現 錯 誤 :- 錯 


誤 編


號:"+what,Toast.LENGTH_SHORT).show(); return true; } }; public void 


PlayMusic(String path) { try { String lrcpath = path; //裝載歌詞 lrcpath = 


lrcpath.substring(0,lrcpath.length()-4)+".lrc"; this.lrc.setText(read(lrcpath)); 


//Toast.makeText(this,"打開",Toast.LENGTH_SHORT).show(); //裝載頭像 String 


headerFile = path.substring(PATH.length()); int pos1 = headerFile.indexOf


("-"); int pos2 = headerFile.indexOf("."); if (pos1>=0) { songName = 


headerFile.substring(pos1+1,pos2); headerFile = headerFile.substring


(0,pos1); songAuthor = headerFile.trim(); } headerFile = PATH


+"pic/"+headerFile.trim()+".jpg"; //Toast.makeText(this, headerFile, 


Toast.LENGTH_SHORT).show(); File myFile = new File(headerFile); if 


(myFile.exists()) { Bitmap bm = BitmapFactory.decodeFile(headerFile); 


header.setImageBitmap(bm); } else { Bitmap bm 


BitmapFactory.decodeResource(this.getResources(),R.drawable.back4); 


header.setImageBitmap(bm); }


=


mStartbtn.setVisibility(View.GONE);// 隱藏啟動按鈕 mPausebtn.setVisibility


(View.VISIBLE);// 顯示暫停按鈕 if (!isrun) { mMediaPlayer.reset();// 重置 


mMediaPlayer.setDataSource(path);// 設置數據源 mMediaPlayer.prepare();// 


准備 } else { mMediaPlayer.start();// 暫停之后接着播放 viewlrcKLOK.Star(); } 


isauto = true; } catch (Exception ex) { this.ShowDialog("播放音樂異常:" + 


ex.getMessage()); } }


//創建一個消息處理 private final static int PROGRESS_CHANGED = 0; private 


final static int HIDE_CONTROLER = 1; private final static int VIDEO_READY =3; 


Handler myHandler = new Handler(){ @Override public void 


handleMessage(Message msg) { switch(msg.what){ case VIDEO_READY: 


break; case PROGRESS_CHANGED: { int nowTime = 


mMediaPlayer.getCurrentPosition(); if (nowTime<count) { 


mSeekBar.setProgress(nowTime); mSeekBar.invalidate(); if (nowTime
>lrc_timeend &amp;&amp; isrun) { //查找歌詞 Iterator<Integer> iterator = 


lrc_map.keySet().iterator(); while(iterator.hasNext()) { Object ob 


=iterator.next(); lrcObject val = (lrcObject)lrc_map.get(ob); if 


(nowTime>val.begintime) {


lrcObject val_1 = new lrcObject(); val_1.begintime = 0; val_1.lrc ="..."; 


val_1.timeline = 0; if (iterator.hasNext()) { Object ob_1 =iterator.next(); val_1 


= (lrcObject)lrc_map.get(ob_1); } lrc_timeend = val_1.begintime


+val_1.timeline; viewlrcKLOK.SetlrcContent


(val.lrc,val.timeline,val_1.begintime-val.begintime-val.timeline, 


val_1.lrc,val_1.timeline); viewlrcKLOK.invalidate(); } } } nowTime/=1000; int 


minute = nowTime/60; int hour = minute/60; int second = nowTime%60; 


minute %= 60; //mTextView.setText(String.format("%02d",nowTime)); 


mTextView.setText(String.format("%02d:%02d:%02d", hour,minute,second)); } 


sendEmptyMessage(PROGRESS_CHANGED); } break; case HIDE_CONTROLER: 


break; } super.handleMessage(msg); } }; public void NextMusic() { int num = 


mMusiclist.size(); if (++mCurrent >= num) { mCurrent = 0;


} StopMusic(); PlayMusic(PATH + mMusiclist.get(mCurrent)); } public void 


LastMusic() { int num = mMusiclist.size(); if (--mCurrent < 0) { mCurrent = num 


- 1; } StopMusic(); PlayMusic(PATH + mMusiclist.get(mCurrent)); }


@Override protected void onPause() { super.onPause(); /* Dialog dialog = 


new AlertDialog.Builder(this).setTitle("對話框標題") .setIcon


(R.drawable.icon).setMessage("登陸對話框") // 設置對話框顯示一個單選的 list 


.setPositiveButton("確定", new DialogInterface.OnClickListener() { @Override 


public void onClick(DialogInterface dialog, int which) { // TODO Auto-


generated method stub finish(); } }) .setNeutralButton("退出", new 


DialogInterface.OnClickListener() { @Override public void onClick


(DialogInterface dialog, int which) { // TODO Auto-generated method stub } 


}) .create(); dialog.show(); */ setPlayint(songAuthor,songName, songAuthor, 


R.drawable.icon); }


/** * 銷毀 */ @Override protected void onDestroy() { isauto = false; if 


(mMediaPlayer.isPlaying()) { mMediaPlayer.stop();// 停止 } 


mMediaPlayer.reset(); mMediaPlayer.release(); super.onDestroy(); }


protected void dialog() { AlertDialog.Builder builder = new Builder


(ActivityMain.this); builder.setMessage("確定要退出嗎?"); builder.setTitle("提


示"); builder.setPositiveButton("確認", new 


android.content.DialogInterface.OnClickListener() { @Override public void 


onClick(DialogInterface dialog, int which) { dialog.dismiss(); 


mNotificationManager.cancel(NOTIFICATIONS_ID); 


android.os.Process.killProcess(android.os.Process.myPid()); } }); 


builder.setNegativeButton("取消", new 


android.content.DialogInterface.OnClickListener() { @Override public void 


onClick(DialogInterface dialog, int which) { onPause(); dialog.dismiss(); } }); 


builder.create().show(); }


@Override public boolean onKeyDown(int keyCode,KeyEvent event) { if 


(keyCode==79)//耳機鍵 { long time = System.currentTimeMillis(); if ((time-


KeyDownOldTime)/1000>5) KeyD
ownCount = 0; KeyDownCount++; Toast.makeText(this, " 按 鍵 次 數 


:"+event.getRepeatCount()+" 所 用 時 間:"+(time-KeyDownOldTime)/1000, 


Toast.LENGTH_SHORT).show(); KeyDownOldTime = time; }else if (keyCode == 


KeyEvent.KEYCODE_BACK &amp;&amp; event.getRepeatCount() == 0) { 


dialog(); return true; } return super.onKeyDown(keyCode, event); /* if 


(keyCode == KeyEvent.KEYCODE_BACK) { PackageManager pm = 


getPackageManager(); ResolveInfo homeInfo = pm.resolveActivity(new 


Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_HOME), 0); 


ActivityInfo ai = homeInfo.activityInfo; Intent startIntent = new Intent


(Intent.ACTION_MAIN); startIntent.addCategory


(Intent.CATEGORY_LAUNCHER); startIntent.setComponent(new 


ComponentName(ai.packageName, ai.name)); startActivitySafely


(startIntent); return true; } else return super.onKeyDown(keyCode, event); */ } 


void startActivitySafely(Intent intent) { intent.addFlags


(Intent.FLAG_ACTIVITY_NEW_TASK); try { startActivity(intent); } catch 


(ActivityNotFoundException e) { } catch (SecurityException e) {


} } public void StopMusic() { isrun = false; viewlrcKLOK.Stop(); lrc_timeend = 


99999; mPausebtn.setVisibility(View.GONE);// 隱藏暫停按鈕 


mStartbtn.setVisibility(View.VISIBLE);// 顯示啟動按鈕 if 


(mMediaPlayer.isPlaying()) { mMediaPlayer.stop();// 停止 } } /** * 文件過濾器 * 


* @author Aina * */ class MusicFilter implements FilenameFilter { @Override 


public boolean accept(File dir, String filename) { return (filename.endsWith


(".mp3")); } } /** * 讀取文件 */ public static String read(String file) { 


TreeMap<Integer, lrcObject> lrc_read =new TreeMap<Integer, lrcObject>(); 


String data = ""; try { File saveFile=new File(file); FileInputStream stream = 


new FileInputStream(saveFile);// context.openFileInput(file); BufferedReader 


br = new BufferedReader(new


InputStreamReader(stream,"GB2312")); int i = 0; while ((data = br.readLine()) 


!= null) { data = data.replace("[",""); data = data.replace("]","@"); String 


splitdata[] =data.split("@"); String lrcContenet = splitdata[splitdata.length-1]; 


for (int j=0;j<splitdata.length-1;j++) { String tmpstr = splitdata[j]; tmpstr = 


tmpstr.replace(":","."); tmpstr = tmpstr.replace(".","@"); String timedata[] 


=tmpstr.split("@"); int m = Integer.parseInt(timedata[0]); //分 int s = 


Integer.parseInt(timedata[1]); //秒 int ms = Integer.parseInt(timedata[2]); //


毫秒 int currTime = (m*60+s)*1000+ms*10; lrcObject item1= new lrcObject(); 


item1.begintime = currTime; item1.lrc = lrcContenet; lrc_read.put


(currTime,item1);// 圖像資源的 ID i++; } } stream.close(); } catch 


(FileNotFoundException e) { } catch (IOException e) { } /* * 遍歷 hashmap 計


算每句歌詞所需要的時間 */ lrc_map.clear(); data =""; Iterator<Integer> iterator 


= lrc_read.keySet().iterator(); lrcObject oldval = null; int i =0;


StringBuffer sb = new StringBuffer(); while(iterator.hasNext()) { Object ob 


=iterator.next(); lrcObject val = (lrcObject)lrc_read.get(ob); if (oldval==null) 


oldval = val; else { lr
cObject item1= new lrcObject(); item1 = oldval; item1.timeline = 


val.begintime-oldval.begintime; lrc_map.put(new Integer(i), item1); 


sb.append(String.format("[%04d]-[%04d]-%s


\n",item1.begintime,item1.timeline,item1.lrc)); i++; oldval = val; } } data = 


sb.toString(); return data; } /** * 播放列表 */ public void MusicList() { try { File 


home = new File(PATH); File[] f = home.listFiles(new MusicFilter()); if (f.length 


> 0) { for (int i = 0; i < f.length; i++) { File file = f[i]; mMusiclist.add


(file.getName().toString()); } ArrayAdapter<String> adapter = new 


ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, mMusiclist); 


mListView.setAdapter(adapter); } } catch (Exception ex) { this.ShowDialog("


顯示音樂列表異常:" + ex.getMessage()); } }


public void ShowDialog(String str) { new AlertDialog.Builder(this).setTitle("提示


").setMessage(str) .setPositiveButton("OK", new 


DialogInterface.OnClickListener() { @Override public void onClick


(DialogInterface dialog, int which) { } }).show(); } /* @Override public void 


run() { // TODO Auto-generated method stub while (true) { try { if (isauto) { 


int n = mMediaPlayer.getCurrentPosition(); Message msg = new Message(); 


msg.what = n; handler.sendMessage(msg); } Thread.sleep(100); } catch 


(Exception ex) { ex.printStackTrace(); } } } */ }


第二部分 package com.Aina.Android; public class lrcObject { public int 


begintime; public int endtime;


public int timeline; public String lrc; } 第三部分 package com.Aina.Android; 


import android.content.Context; import android.graphics.Bitmap; import 


android.graphics.Canvas; import android.graphics.Color; import 


android.graphics.Paint; import android.graphics.Rect; import 


android.graphics.Bitmap.Config; import android.util.AttributeSet; import 


android.view.View; public final class ViewlrcKLOK extends View implements 


Runnable { private final Paint paint;


private Bitmap mBitlrcBack = null; private Bitmap mBitlrc = null; private 


Canvas lrc_backCanvas =null; private Canvas lrc_Canvas = null; private 


Canvas lrc_backNextCanvas =null; private Bitmap mBitlrcNextBack = null; 


private Canvas lrc_Canvas1 = null; private Bitmap mBitlrc1 = null; private int 


private int private int private int private int lrcWidth = 0; lrcWidth1 = 0; 


lrcHeight = 0; lrcSpeed = 100; lrcSpeed1 = 100;


private int movex = 0; private int movex1 = 0; private int dispIndex = 0; 


private int mTimeduff = 0; private int DisplayWidth;//屏幕寬帶 private int 


DisplayHeight;//屏幕高度


private String lrc_content="這是一個測試"; //歌詞內容 private String 


lrc_Nextcontent=""; //歌詞內容 private int lrc_timelen = 0; private int 


lrc_timelen1 = 0; private Thread ThreadKLOK =null; private int nState = 0; 


public ViewlrcKLOK(Context context,AttributeSet attrs) { super(context,attrs); 


paint = new Paint(); //DisplayMetrics displayMetrics = new DisplayMetrics(); 


//this.getWindowManager().getDefaultDisplay().getMetrics(displayMetrics); 


//DisplayHeight = displayMetrics.heightPixels; //D
isplayWidth = displayMetrics.widthPixels; ThreadKLOK = new Thread(this); 


ThreadKLOK.start(); } @Override public void onDraw(Canvas canvas) { Rect 


frame = new Rect(); // canvas.drawText("speed"+lrcSpeed, 2, 30, paint); if 


(mBitlrc==null) return; this.DrawImage(canvas, mBitlrcBack, 2, 8, 


lrcWidth,lrcHeight, 0,0);


this.DrawImage(canvas, mBitlrc, 2, 8, movex,lrcHeight, 0,0); this.DrawImage


(canvas, mBitlrcNextBack, 20, lrcHeight+15, lrcWidth1,lrcHeight, 0,0);


this.DrawImage(canvas, mBitlrc1, 20, lrcHeight+15, movex1,lrcHeight, 0,0); } 


@Override public void run() { while (!Thread.interrupted()) { try { if 


(nState==1) { if (dispIndex==0) { if (movex<lrcWidth) movex++; else { movex1 


= 0; dispIndex = 1; Thread.sleep(mTimeduff); } Thread.sleep(lrcSpeed); } else 


{ if (movex1<lrcWidth1) movex1++; Thread.sleep(lrcSpeed1); } } } catch 


(Exception ex) { ex.printStackTrace(); Thread.currentThread().interrupt(); } 


this.postInvalidate(); } } /** * x:屏幕上的 x 坐標 * y:屏幕上的 y 坐標 * w:要繪制的圖


片的寬度 * h:要繪制的圖片的高度


* bx:圖片上的 x 坐標 * by:圖片上的 y 坐標 * * @param canvas * @param 


mBitmap * @param x * @param y * @param w * @param h * @param bx * 


@param by */ public void DrawImage(Canvas canvas, Bitmap mBitmap, int 


x, int y, int w, int h, int bx, int by) { Rect src = new Rect();// 圖片裁剪區域 Rect 


dst = new Rect();// 屏幕裁剪區域 src.left = bx; src.top = by; src.right = bx + w; 


src.bottom = by + h; dst.left = x; dst.top = y; dst.right = x + w; dst.bottom = y + 


h; canvas.drawBitmap(mBitmap, src, dst, paint); src = null; dst = null; }


public void SetlrcContent(String lrc,int tiemlen,int timeduff,String lrc_1,int 


timelen1) { ThreadKLOK.suspend(); lrc_content = lrc; lrc_timelen = tiemlen; 


lrc_timelen1 = timelen1; movex = 0; movex1 = 0; dispIndex = 0; 


paint.setTextSize(24); Rect rect = new Rect(); mTimeduff = timeduff;


//返回包圍整個字符串的最小的一個 Rect 區域 paint.getTextBounds(lrc, 0, 1, rect); 


float strwid = paint.measureText(lrc); float strwid1 = paint.measureText(lrc_1); 


lrcWidth = (int)strwid; lrcWidth1 = (int)strwid1; lrcHeight = 23; if 


(lrc_timelen>0) lrcSpeed = (lrc_timelen/lrcWidth); else lrcSpeed = 1000; if 


(lrc_timelen1>0) lrcSpeed1 = (lrc_timelen1/lrcWidth1); else lrcSpeed1 = 1000;


mBitlrcBack = Bitmap.createBitmap( lrcWidth,lrcHeight, Config.ARGB_8888 ); 


mBitlrc = Bitmap.createBitmap( lrcWidth,lrcHeight, Config.ARGB_8888 ); 


mBitlrcNextBack = Bitmap.createBitmap(lrcWidth1,lrcHeight, 


Config.ARGB_8888); mBitlrc1 = Bitmap.createBitmap(lrcWidth1,lrcHeight, 


Config.ARGB_8888 ); lrc_backCanvas = new Canvas(mBitlrcBack); 


lrc_Canvas = new Canvas(mBitlrc); lrc_Canvas1 = new Canvas(mBitlrc1); 


lrc_backNextCanvas = new Canvas(mBitlrcNextBack); /* paint.setColor


(Color.GREEN); rect.top = 0; rect.left = 0; rect.right =lrcWidth; rect.bottom = 


lrcHeight; lrc_backCanvas.drawRect(rect, paint); */ paint.setColor


(Color.WHITE); lrc_backCanvas.drawText(lrc_content, 0, 20, paint); lrc
_backNextCanvas.drawText(lrc_1, 0, 20, paint);


paint.setColor(Color.RED); lrc_Canvas.drawText(lrc_content, 0, 20, paint); 


lrc_Canvas1.drawText(lrc_1, 0, 20, paint); } public void Star() { 


ThreadKLOK.resume(); nState = 1; } public void Stop() { 


ThreadKLOK.suspend(); nState =0; } }

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