/******************************************************** * 視頻業務類 * 最后修改時間：2017/9/23 * @author zlc * *********************************************************/package com.zlc.video;import android.app.Activity;import android.content.Context;import android.content.pm.ActivityInfo;import android.media.MediaPlayer;import android.os.Handler;import android.os.Looper;import android.os.Message;import android.os.PowerManager;import android.os.PowerManager.WakeLock;import android.util.Log;import android.view.View;import android.widget.ImageView;import android.widget.VideoView;public class VideoBusiness implements MediaPlayer.OnPreparedListener,MediaPlayer.OnCompletionListener,MediaPlayer.OnErrorListener{ private Activity activity; private WakeLock mWakeLock; public VideoView mVideoView; private VideoController mController; /**播放狀態枚舉，有三種播放狀態：空閑，正在準備*/ private enum PLAYER_STATUS {  IDLE, PREPARING,PAUSED, PREPARED,RESUMED,STOPPED } /**當前播放狀態*/ public PLAYER_STATUS mPlayerStatus = PLAYER_STATUS.IDLE; /**播放信息異步處理方法,用于更新進度*/ /**事件標志*/ private int mLastPos; public VideoBusiness(Activity activity){  this.activity = activity;  // 保持屏幕高亮  PowerManager pm = (PowerManager) activity.getSystemService(Context.POWER_SERVICE);  mWakeLock = pm.newWakeLock(PowerManager.FULL_WAKE_LOCK | PowerManager.ON_AFTER_RELEASE, "Test"); } //初始化視頻播放器 public void initVideo(VideoView videoView,VideoController controller,String sourceUrl){  this.mVideoView = videoView;  this.mController = controller;  mController.setVideoBusiness(this);  Log.e("msg","設置播放地址 = "+sourceUrl);  mVideoView.setOnPreparedListener(this);  mVideoView.setOnCompletionListener(this);  mVideoView.setOnErrorListener(this);  mVideoView.setVideoPath(sourceUrl); //設置播放地址 } //開始播放 public void startPlay(){  if (null != mWakeLock && (!mWakeLock.isHeld())) {   mWakeLock.acquire();  }  if(null != mVideoView) {   Log.e("msg", "播放");   mVideoView.start();   mPlayerStatus = PLAYER_STATUS.PREPARING;  } } /**  * 暫停播放  */ public void pause() {  if (null != mWakeLock) {   mWakeLock.release();  }  if(null != mVideoView && mVideoView.isPlaying()){   mVideoView.pause();   mPlayerStatus = PLAYER_STATUS.PAUSED;   mLastPos = getCurrentTime();  } } /**  * 繼續播放  */ public void resume(){  if (null != mWakeLock) {   mWakeLock.acquire();  }  if(null != mVideoView){   //mVideoView.resume();   mVideoView.seekTo(mLastPos);   mVideoView.start();   mPlayerStatus = PLAYER_STATUS.RESUMED;  } } /**  * 停止播放  */ public void stop() {  if (null != mWakeLock) {   mWakeLock.release();  }  if(null != mVideoView){   mLastPos = getCurrentTime();   mVideoView.stopPlayback();   mPlayerStatus = PLAYER_STATUS.STOPPED;  } } /**  * 判斷是否正在播放  * @return  */ public boolean isPlaying(){  return mVideoView!=null && mVideoView.isPlaying(); } /**  * 是否暫停  */ public boolean isPause(){  return mPlayerStatus == PLAYER_STATUS.PAUSED; } /**  * 釋放資源  */ public void release(){  if (null != mWakeLock) {   mWakeLock.release();   mWakeLock = null;  }  if(null != mVideoView){   mVideoView.stopPlayback();   mVideoView = null;  } } @Override public void onCompletion(MediaPlayer mediaPlayer) {  Log.e("onCompletion","視頻播放完了");  mController.showLong();  mController.setProgress(0);  mLastPos = 0;  mPlayerStatus = PLAYER_STATUS.IDLE;  removeUIMessage(); } @Override public boolean onError(MediaPlayer mediaPlayer, int i, int i1) {  Log.e("onError","視頻播放報錯了");  return false; } @Override public void onPrepared(MediaPlayer mediaPlayer) {  Log.e("onPrepared","視頻準備好了");  if (mPlayerStatus!= PLAYER_STATUS.PAUSED){   int totalTime = getTotalTime();   mController.setTotalTime(totalTime);   mController.setProgress(0);   mController.setMaxProgress(totalTime);   mPlayerStatus = PLAYER_STATUS.PREPARED;   sendUIMessage();  } } /**  * 進度條拖拽播放  * @param time  */ public void seekToPlay(int time){  int totalSecond = getTotalTime();  int tempTime = time > totalSecond ? totalSecond : time;  mVideoView.seekTo(tempTime);  sendUIMessage(); } //視頻暫停播放 播放大按鈕點擊事件 public void playVideo(ImageView id_btn_video_play, ImageView img){  if(isPlaying()){   pause();   id_btn_video_play.setVisibility(View.VISIBLE);   img.setImageResource(R.drawable.video_pause);   mPlayerStatus = PLAYER_STATUS.PAUSED;   mUIHandler.sendEmptyMessageDelayed(UI_EVENT_UPDATE_CURRPOSITION, 500);  }else if(isPause()){   resume();   id_btn_video_play.setVisibility(View.GONE);   img.setImageResource(R.drawable.video_play);   mPlayerStatus = PLAYER_STATUS.RESUMED;  }else{   img.setImageResource(R.drawable.video_play);   id_btn_video_play.setVisibility(View.GONE);   startPlay();   mPlayerStatus = PLAYER_STATUS.PREPARING;  } } private boolean isCurrentLandscape = false; //是不是橫屏 //橫豎屏切換按鈕點擊方法 public void toggleScreenDir(View v){  if (isCurrentLandscape) {// 如果當前是橫屏，則切換為豎屏,然后把按鈕為變為變大的圖標   activity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);   if(v instanceof ImageView){    ((ImageView)v).setImageResource(R.drawable.zuidahua_2x);   }  } else {// 如果當前是豎屏，則切換為橫屏,然后把按鈕為變為變小的圖標   activity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);   if(v instanceof ImageView){    ((ImageView)v).setImageResource(R.drawable.xiaohua_2x);   }  }  isCurrentLandscape = !isCurrentLandscape; } public UIHandler mUIHandler = new UIHandler(Looper.getMainLooper()); public final int UI_EVENT_UPDATE_CURRPOSITION = 1; //更新進度信息 public boolean isSeekBarEnable = true; class UIHandler extends Handler{  public UIHandler(Looper mainLooper) {   super(mainLooper);  }  @Override  public void handleMessage(Message msg) {   switch (msg.what) {    //更新進度及時間    case UI_EVENT_UPDATE_CURRPOSITION:     if (isSeekBarEnable) {      int currentPosition = getCurrentTime();      String timeString = mController.getTimeString(currentPosition);      //Log.e("handleMessage",timeString);      if(isPlaying()) {       mController.setProgress(currentPosition);       mUIHandler.sendEmptyMessageDelayed(         UI_EVENT_UPDATE_CURRPOSITION, 200);      }     }     break;   }  } } public void sendUIMessage(){  mUIHandler.sendEmptyMessage(UI_EVENT_UPDATE_CURRPOSITION); } public void removeUIMessage(){  mUIHandler.removeMessages(UI_EVENT_UPDATE_CURRPOSITION); } //獲取視頻總時間 public int getTotalTime(){  return mVideoView==null ? 0 : mVideoView.getDuration(); } //獲取視頻當前時間 public int getCurrentTime(){  return mVideoView==null ? 0 : mVideoView.getCurrentPosition(); }}

//1. 創建手勢識別器 progressGestureDetector = new GestureDetector(mContext,new ProgressGestureListenr());//2.復寫GestureDetector.OnGestureListener的6個方法boolean onDown(MotionEvent e) //用戶按下屏幕就會觸發void onShowPress(MotionEvent e) ////down事件發生而move或則up還沒發生前觸發該事件boolean onSingleTapUp(MotionEvent e) //一次點擊up事件boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) //在屏幕上拖動事件void onLongPress(MotionEvent e) //長按事件 boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) //滑動手勢事件 //3 onTouch中攔截 @Override public boolean onTouch(View view, MotionEvent event) {  return progressGestureDetector.onTouchEvent(event); } //4 事件綁定 progressArea.setOnTouchListener(this);

package com.zlc.video;import android.app.Activity;import android.content.Context;import android.media.AudioManager;import android.os.Handler;import android.os.Message;import android.provider.Settings;import android.util.AttributeSet;import android.util.Log;import android.view.GestureDetector;import android.view.MotionEvent;import android.view.View;import android.view.Window;import android.view.WindowManager;import android.widget.FrameLayout;import android.widget.ImageView;import android.widget.LinearLayout;import android.widget.ProgressBar;import android.widget.RelativeLayout;import android.widget.SeekBar;import android.widget.TextView;import com.zlc.video.utils.DensityUtil;import com.zlc.video.utils.ScreenUtil;import java.text.SimpleDateFormat;import java.util.Date;public class VideoController extends RelativeLayout implements View.OnTouchListener,View.OnClickListener,SeekBar.OnSeekBarChangeListener{ private Context mContext; private View mContainer; private VideoBusiness videoBusiness; /** 表示當前視頻控制面板是否展示*/ public boolean isShow = true; private Handler hideHandler = new Handler() {  @Override  public void handleMessage(Message msg) {   if (isShow) {    hideController();   }  } }; /** 視頻功能控制底邊欄*/ private LinearLayout mMediaController; /***************手勢相關*********************/ private int GESTURE_FLAG = 0;//1調節進度,2調節音量,3調節亮度 private FrameLayout mProgressIndicator; private ProgressBar progressBar; /**進度相關*/ private GestureDetector progressGestureDetector; private static final int GESTURE_MODIFY_PROGRESS = 1; /**音量相關*/ private static final int GESTURE_MODIFY_VOLUME = 2; private AudioManager audiomanager; private int maxVolume, currentVolume; /**亮度相關*/ private static final int GESTURE_MODIFY_BRIGHTNESS = 3; private WindowManager.LayoutParams brightnessLp; private int maxBrightness,currentBrightness; private LinearLayout progressArea; private int targetTime; //UI相關 private RelativeLayout id_rl_video_controller; private FrameLayout id_fl_video_play; private FrameLayout id_fl_video_expand; private TextView id_video_time; private TextView id_video_totaltime; private SeekBar id_sb_progress; private ImageView id_btn_video_play; private ImageView id_iv_video_play; private TextView id_tv_video_info; public VideoController(Context context) {  this(context, null); } public VideoController(Context context, AttributeSet attrs) {  this(context, attrs, 0); } public VideoController(Context context, AttributeSet attrs, int defStyle) {  super(context, attrs, defStyle);  mContext = context;  init();  initListener(); } private void init() {  //初始化音量相關  audiomanager = (AudioManager) getContext().getSystemService(Context.AUDIO_SERVICE);  maxVolume = audiomanager.getStreamMaxVolume(AudioManager.STREAM_MUSIC); // 獲取系統最大音量  currentVolume = audiomanager.getStreamVolume(AudioManager.STREAM_MUSIC); // 獲取當前值  //初始化亮度相關  brightnessLp=((Activity)mContext).getWindow().getAttributes();  currentBrightness = getCurrentBrightness();  maxBrightness = 255; //設置最大亮度  initView(); } private void initView() {  mContainer = View.inflate(mContext, R.layout.video_controller, null);  id_rl_video_controller = findView(R.id.id_rl_video_controller);  mMediaController = findView(R.id.id_ll_controller);  mProgressIndicator = findView(R.id.id_fl_progress_indicator);  progressBar = findView(R.id.id_pb_gesture_progress);  progressArea = findView(R.id.id_ll_video_gesture_progress);  id_fl_video_play = findView(R.id.id_fl_video_play);  id_fl_video_expand = findView(R.id.id_fl_video_expand);  id_video_time = findView(R.id.id_video_time);  id_video_totaltime = findView(R.id.id_video_totaltime);  id_sb_progress = findView(R.id.id_sb_progress);  id_btn_video_play = findView(R.id.id_btn_video_play);  id_iv_video_play = findView(R.id.id_iv_video_play);  id_tv_video_info = findView(R.id.id_tv_video_info);  addView(mContainer); } private <T extends View> T findView(int viewId) {  return (T) mContainer.findViewById(viewId); } public void setVideoBusiness(VideoBusiness videoBusiness) {  this.videoBusiness = videoBusiness; } private void initListener() {  //進度手勢相關  progressGestureDetector = new GestureDetector(mContext,new ProgressGestureListenr());  progressGestureDetector.setIsLongpressEnabled(true);  progressArea.setLongClickable(true);  progressArea.setOnTouchListener(this);  mMediaController.setOnClickListener(this);  id_rl_video_controller.setOnClickListener(this);  id_fl_video_play.setOnClickListener(this);  id_fl_video_expand.setOnClickListener(this);  id_btn_video_play.setOnClickListener(this);  id_sb_progress.setOnSeekBarChangeListener(this); } //狀態切換 public void toggle() {  if (isShow) {   hideController();  } else {   showController();  } } //隱藏底部控制欄 public void hideController() {  isShow = false;  mMediaController.setVisibility(View.GONE);  endTimer(); } //顯示底部控制欄 public void showController() {  isShow = true;  mMediaController.setVisibility(View.VISIBLE);  startTimer(); } private void startTimer() {  if (hideHandler != null){   hideHandler.removeMessages(0);  }  hideHandler.sendEmptyMessageDelayed(0, 5000); } private void endTimer() {  hideHandler.removeMessages(0); } public void resetTimer() {  endTimer();  startTimer(); } public void showLong() {  isShow = true;  mMediaController.setVisibility(View.VISIBLE); } //設置視頻總時間 public void setTotalTime(int time) {  String totalTime = getTimeString(time);  id_video_totaltime.setText(totalTime); } //設置視頻當前進度 public void setProgress(int progress){  int maxProgress = videoBusiness.getTotalTime();  int tempProgress = progress > maxProgress ? maxProgress : progress;  id_sb_progress.setProgress(tempProgress); } //是指視頻總進度 public void setMaxProgress(int maxProgress){  id_sb_progress.setMax(maxProgress); } //獲取當前亮度 private int getCurrentBrightness(){  int currentBrightness = 255;  if (brightnessLp.screenBrightness == WindowManager.LayoutParams.BRIGHTNESS_OVERRIDE_NONE){   // 獲取系統亮度   try {    currentBrightness = Settings.System.getInt(((Activity)mContext).getContentResolver(), Settings.System.SCREEN_BRIGHTNESS);   } catch (Settings.SettingNotFoundException e) {    e.printStackTrace();   }  }else{   // 獲取當前窗口亮度   currentBrightness = (int)(brightnessLp.screenBrightness * 255);  }  return currentBrightness; } @Override public void onClick(View view) {  switch (view.getId()){   case R.id.id_ll_controller: //底部控制器    showController();    break;   case R.id.id_rl_video_controller: //全屏點擊    toggle();    break;   case R.id.id_fl_video_play: // 暫停/播放   case R.id.id_btn_video_play: // 暫停/播放    videoBusiness.playVideo(id_btn_video_play,id_iv_video_play);    break;   case R.id.id_fl_video_expand: //全屏    resetTimer();    videoBusiness.toggleScreenDir(view);    break;  } } @Override public boolean onTouch(View view, MotionEvent event) {  getParent().requestDisallowInterceptTouchEvent(true);  if (event.getAction() == MotionEvent.ACTION_UP) {   mProgressIndicator.setVisibility(View.INVISIBLE);   if (GESTURE_FLAG == GESTURE_MODIFY_PROGRESS) { //調節進度    Log.e("進度時間","targetTime="+targetTime);    videoBusiness.seekToPlay(targetTime);    videoBusiness.isSeekBarEnable = true;    hideController();   }   GESTURE_FLAG = 0;// 手指離開屏幕后，重置調節音量或進度的標志  }  return progressGestureDetector.onTouchEvent(event); } private int currentPosition; //當前播放進度 private int totalPosition; //總播放進度 class ProgressGestureListenr implements GestureDetector.OnGestureListener{  private boolean firstScroll = false;// 每次觸摸屏幕后，第一次scroll的標志  private int slop;// 觸發設置變動的最小距離  @Override  public boolean onDown(MotionEvent e) { //用戶按下屏幕就會觸發   //初始數據   slop = DensityUtil.dp2px(mContext,2);   currentPosition = videoBusiness.getCurrentTime();   totalPosition = videoBusiness.getTotalTime();   firstScroll = true;   return false;  }  @Override  public void onShowPress(MotionEvent e) { //down事件發生而move或則up還沒發生前觸發該事件  }  @Override  public boolean onSingleTapUp(MotionEvent e) { //一次點擊up事件   toggle();   if(videoBusiness.isPlaying()){ //正在播放    return false;   }else{ //暫停或者開始播放    videoBusiness.playVideo(id_btn_video_play,id_iv_video_play);    isShow = false;    return true;   }  }  //在屏幕上拖動事件  @Override  public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) {   if (firstScroll) {// 以觸摸屏幕后第一次滑動為標準，避免在屏幕上操作切換混亂    // 橫向的距離變化大則調整進度，縱向的變化大則調整音量    Log.e("xxxxxxx",e1.getX()+"");    Log.e("yyyyyyy",e1.getY()+"");    setScroll(e1, distanceX, distanceY);   }   // 如果每次觸摸屏幕后第一次scroll是調節進度，那之后的scroll事件都處理音量進度，直到離開屏幕執行下一次操作   switch (GESTURE_FLAG){    case GESTURE_MODIFY_PROGRESS: //調節當前進度     setCurrentProgress(distanceX, distanceY,slop);     break;    case GESTURE_MODIFY_VOLUME: //調節當前音量     setCurrentVolume(distanceX, distanceY,slop);     break;    case GESTURE_MODIFY_BRIGHTNESS: //調節當前亮度     setCurrentBrightess(distanceX, distanceY,slop);     break;   }   firstScroll=false;   return false;  }  @Override  public void onLongPress(MotionEvent e) { //長按事件  }  @Override  public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) { //滑動手勢事件   return false;  } } //滑動事件 private void setScroll(MotionEvent e1, float distanceX, float distanceY) {  int screenWidth = ScreenUtil.getScreenWidth(mContext);  Log.e("屏寬",screenWidth+"");  //橫向的距離變化大則調整進度，縱向的變化大則調整音量  mProgressIndicator.setVisibility(View.VISIBLE);  if (Math.abs(distanceX) >= Math.abs(distanceY)) { //調整進度   progressBar.setVisibility(View.INVISIBLE);   id_tv_video_info.setVisibility(VISIBLE);   GESTURE_FLAG = GESTURE_MODIFY_PROGRESS;   videoBusiness.isSeekBarEnable = false;   endTimer();   showLong();  }else { //調整音量   progressBar.setVisibility(VISIBLE);   id_tv_video_info.setVisibility(INVISIBLE);   if (e1.getX() > screenWidth / 2){ //屏幕右邊上下滑動調整音量    //右半屏音量    setVideoVolume();   }else{        //屏幕左邊上下滑動調整亮度    //左半屏亮度    setVideoBrightness();   }  } } //設置當前進度 private void setCurrentProgress(float distanceX, float distanceY,float slop) {  if (Math.abs(distanceX) > Math.abs(distanceY)) {// 橫向移動大于縱向移動   //Log.e("setCurrentProgress",distanceX+"");   if(distanceX >= slop){ //從右往左滑 快退    mProgressIndicator.setBackgroundResource(R.drawable.kuaitui);    if (currentPosition > 1000) {     currentPosition -= 1500;    }   }else if(distanceX <= -slop){ //從左往右滑 快進    mProgressIndicator.setBackgroundResource(R.drawable.kuaijin);    if (currentPosition < totalPosition) {     currentPosition += 1500;    }   }  }  targetTime = currentPosition;  Log.e("進度時間","currentPosition="+currentPosition);  id_sb_progress.setProgress(currentPosition);  id_video_time.setText(getTimeString(currentPosition));  String videoPbInfo = getTimeString(currentPosition)+"/"+ getTimeString(totalPosition);  id_tv_video_info.setText(videoPbInfo); } //設置當前亮度 private void setCurrentBrightess(float distanceX, float distanceY, float slop) {  currentBrightness = getCurrentBrightness();  if (Math.abs(distanceY) > Math.abs(distanceX)) {// 縱向移動大于橫向移動   if (distanceY >= slop) {// 上滑 亮度調大,注意橫屏時的坐標體系,盡管左上角是原點，但橫向向上滑動時distanceY為正    if (currentBrightness < maxBrightness) {// 為避免調節過快，distanceY應大于一個設定值     currentBrightness += 8;    }   } else if (distanceY <= -slop) {// 亮度調小    if (currentBrightness > 0) {     currentBrightness -= 8;    }    if (currentBrightness<0){     currentBrightness=0;    }   }   mProgressIndicator.setBackgroundResource(R.drawable.liangdu);   progressBar.setProgress(currentBrightness);   changeAppBrightness(mContext,currentBrightness);  } } //設置當前音量 private void setCurrentVolume(float distanceX, float distanceY,float slop) {  currentVolume = audiomanager.getStreamVolume(AudioManager.STREAM_MUSIC); // 獲取當前值  if (Math.abs(distanceY) > Math.abs(distanceX)) { // 縱向移動大于橫向移動   if (distanceY >= slop) { // 上滑 音量調大,注意橫屏時的坐標體系,盡管左上角是原點，但橫向向上滑動時distanceY為正    if (currentVolume < maxVolume) {// 為避免調節過快，distanceY應大于一個設定值     currentVolume++;    }    mProgressIndicator.setBackgroundResource(R.drawable.yinliang);   } else if (distanceY <= -slop) {// 音量調小 下滑    if (currentVolume > 0) {     currentVolume--;     if (currentVolume == 0) {// 靜音，設定靜音獨有的圖片      mProgressIndicator.setBackgroundResource(R.drawable.jingying);     }    }   }   progressBar.setProgress(currentVolume);   audiomanager.setStreamVolume(AudioManager.STREAM_MUSIC, currentVolume, 0);  } } //設置視頻亮度 private void setVideoBrightness() {  progressBar.setMax(maxBrightness);  progressBar.setProgress(currentBrightness);  mProgressIndicator.setBackgroundResource(R.drawable.liangdu);  GESTURE_FLAG = GESTURE_MODIFY_BRIGHTNESS; } //設置視頻音量 private void setVideoVolume() {  progressBar.setMax(maxVolume);  progressBar.setProgress(currentVolume);  mProgressIndicator.setBackgroundResource(R.drawable.yinliang);  GESTURE_FLAG = GESTURE_MODIFY_VOLUME; } //改變系統亮度 public void changeAppBrightness(Context context, int brightness) {  Window window = ((Activity) context).getWindow();  WindowManager.LayoutParams lp = window.getAttributes();  if (brightness == -1) {   lp.screenBrightness = WindowManager.LayoutParams.BRIGHTNESS_OVERRIDE_NONE;  } else {   lp.screenBrightness = (brightness <= 0 ? 1 : brightness) / 255f;  }  window.setAttributes(lp); } public String getTimeString(int second) {  int temp = second / 1000;  int hh = temp / 3600;  SimpleDateFormat sdf;  if (0 != hh) {   sdf = new SimpleDateFormat("HH:mm:ss");  } else {   sdf = new SimpleDateFormat("mm:ss");  }  String format = sdf.format(new Date(second));  return format; } //進度條改變 @Override public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {  String timeString = getTimeString(progress);  id_video_time.setText(timeString); } //開始拖動 @Override public void onStartTrackingTouch(SeekBar seekBar) {  showLong();  videoBusiness.removeUIMessage(); } //結束拖動 @Override public void onStopTrackingTouch(SeekBar seekBar) {  showController();  int progress = seekBar.getProgress();  videoBusiness.seekToPlay(progress); }}