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  • js面向对象开发互联网机顶盒应用头端之三


    /**
    * Dare MoviePlay Object.
    * @constructor
    */

    //声明构造函数 构造函数初始化变量
    Dare.MoviePlay = function () {
      this.parent = new Dare.Util();
      this.className = 'Dare.MoviePlay';

      //----类Dare.MoviePlay全局属性变量-----//
      this.stylePath = dareStyle.getStylePath();
      this.currentFocus = 'playPlay'; //初始化焦点
      this.fastPressCount = 2; //初始化快进按压指令
      this.volumePressCount = 0; //音量调节+-增量指令

      this.bookMovies = new Dare.Business.Command().getGlobalVar('movieBookList');
      this.movieList = null; //影片播放列表
      this.moviePlayCount = 0; //播放步长
      this.moviePlayTotalTime = 0; //播放总时长
      this.moviePlayPercent = 0; //播放进度
      this.moviePlayTimer = null; //进度条定时器
      this.moviePlayTotal = 0; //播放总数
      this.moviePlayIndex = 0; //播放索引
      this.moviePlayStatusMode = PlayMode.PLAY; //播放状态模式
      this.moviePlayOrderMode = OrderMode.LOOP; //播放遍历模式
      this.moviePlayMuteMode = MuteMode.ON; //播放声音模式
      this.moviePlayScreenMode = ScreenMode.GENERAL; //屏幕模式
      this.moviePlayTimeToString = '';
      this.moviePlayVolumeStep = 5; //播放音量步长
      this.moviePlayVolume = 50; //播放音量为50
      this.movieMediaPlayer = null; //影片播放实例
      this.moviePlaySpeedMode = SpeedMode.GENERAL;
      this.appendback = false;
      this.moviePlaySeekStep = 10; //播放定位步长10秒
      this.pageIndex = 0; //列表页索引
      //----类Dare.MoviePlay全局属性变量-----//
    };
    Dare.MoviePlay.prototype = new Dare.Util(); //继承父类 Dare.Util是系统架构工具类
    Dare.MoviePlay.prototype.constructor = Dare.MoviePlay; //引用构造函数
    /**
    * @function: moviePlayInit
    * @description: 影片播放主模块初始化

    * @param: null
    * @return: null
    */
    Dare.MoviePlay.prototype.moviePlayInit = function () {
      this.$('playPlay').className = 'playPlayPauseOver';
      this.$('playVolumnStep').style.width = this.moviePlayVolume + '%';
      this.$('playVolumnTitle').innerText = this.moviePlayVolume + '/100';
      var json = new Dare.JSObject.JSON();
      //从设置读取图片列表
      var movieConfig = new Dare.Business.Command().getVideoConfig();
      if (movieConfig.playorder) {
        this.moviePlayOrderMode = movieConfig.playorder;
        this.moviePlayVolume = movieConfig.volume;
        this.moviePlayMuteMode = movieConfig.mute;
      }

      var request = new Dare.Request();
      this.appendback = request.QueryString('appendback');
      var index = request.QueryString('pageIndex');
      this.pageIndex = index == null ? 0 : parseInt(index);

      this.movieList = json.toObject(this.bookMovies);
      this.moviePlayTotal = this.movieList.length;
      this.moviePlay();
    };
    /**
    * @function: moviePlay
    * @description: 影片播放入口

    * @param: null
    * @return: null
    */
    Dare.MoviePlay.prototype.moviePlay = function () {
      var request = new Dare.Request();
      var currentPlayMovieInPlayList = request.QueryString('currentPlayMovieInPlayList');
      if (this.appendback == 'true' && currentPlayMovieInPlayList == 'true') {
        this.movieMediaPlayer = new Dare.MediaPlayer();
        var media = dareUtil.getGlobalVar('currentPlayMedia');
        this.movieMediaPlayer.fromJson(media);

        this.$('playingStep').style.width = this.movieMediaPlayer.playPercent + '%';
        this.$('playTitle').innerText = this.getFileName(this.movieMediaPlayer.playPath) + ' (' + this.movieMediaPlayer.playPercent + '%)';
        this.$('playTime').innerText = this.secondsToMMSS(this.movieMediaPlayer.playTime) + '/' + this.secondsToMMSS(this.movieMediaPlayer.playTotalTime) + ' [' + (this.moviePlayIndex + 1) + '/' + this.moviePlayTotal + ']';
        this.moviePlayTotalTime = this.movieMediaPlayer.playTotalTime;
        this.moviePlayCount = this.movieMediaPlayer.playTime;
        this.$('playVolumnTitle').innerText = this.movieMediaPlayer.playVolume + '/100';
        this.$('playVolumnStep').style.width = this.movieMediaPlayer.playVolume + '%';
        iPanel.setGlobalVar('currentPlayMedia', '');
        this.appendback = 'false';
        this.movieMediaPlayer.playResume(); //返回命令
      }
      else {
        this.$('playingStep').style.width = '0%';
        this.moviePlayCount = 0;

        var wh = this.movieList[this.moviePlayIndex].scale.split('x');
        var w = wh[0];
        var h = wh[1];
        var scale = this.playScaleZoom(w, h, this.moviePlayScreenMode);

        this.moviePlayTimeToString = this.movieList[this.moviePlayIndex].time;
        this.moviePlayTotalTime = this.mmssToSeconds(this.moviePlayTimeToString);

        this.movieMediaPlayer = new Dare.MediaPlayer();
        this.movieMediaPlayer.playPath = this.movieList[this.moviePlayIndex].name; // '0,' + this.movieList[this.moviePlayIndex].name;
        this.movieMediaPlayer.playType = MediaMode.MOVIE;
        this.movieMediaPlayer.playTotalTime = this.moviePlayTotalTime;
        this.movieMediaPlayer.playPointX = scale.pointx;
        this.movieMediaPlayer.playPointY = scale.pointy;
        this.movieMediaPlayer.playWidth = scale.width;
        this.movieMediaPlayer.playHeight = scale.height;
        this.movieMediaPlayer.playScreenMode = this.moviePlayScreenMode;
        this.movieMediaPlayer.playVolume = this.moviePlayVolume;
        this.movieMediaPlayer.playMuteMode = this.moviePlayMuteMode;
        this.movieMediaPlayer.playOrderMode = this.moviePlayOrderMode;
        this.movieMediaPlayer.playMode = this.moviePlayStatusMode;
        this.$('playTitle').innerText = this.getFileName(this.movieList[this.moviePlayIndex].name) + ' (' + this.moviePlayPercent + '%)';
        this.$('playTime').innerText = "00:00/" + this.moviePlayTimeToString + ' [' + (this.moviePlayIndex + 1) + "/" + this.moviePlayTotal + ']';
        //this.stopIfUsbRemove();//判断u盘拔除
        setTimeout("dareMoviePlay.movieStart();", 1000);
      }
      if (this.moviePlayTimer != null) clearInterval(this.moviePlayTimer);
      this.moviePlayTimer = setInterval('dareMoviePlay.movieAutoPlay()', 1000);
    };
    Dare.MoviePlay.prototype.movieStart = function () {
      this.movieMediaPlayer.setPosition();
      var r = this.movieMediaPlayer.start();
      if (r == 1) {
        //document.getElementById('playStatus').innerHTML = '';
        //document.getElementById('playBar').innerHTML = '当前影片已经移除,现在回到列表页面';
        document.getElementById('playBar').style.display = 'none';
        window.location.href = new Dare.Business.Command().getListPage("movie") + '?pageIndex=' + this.pageIndex;

      }
    };
    /**
    * @function: movieAutoPlay
    * @description: 影片播放处理

    * @param: null
    * @return: null
    */
    Dare.MoviePlay.prototype.movieAutoPlay = function () {
      if (this.moviePlayStatusMode == PlayMode.PAUSE) return; //暂停
      if (this.moviePlayStatusMode == PlayMode.REWIND) {
        this.moviePlayCount -= this.moviePlaySpeedMode;
        if (this.moviePlayCount < 0) this.moviePlayCount = 0;
        this.moviePlayPercent = Math.floor((this.moviePlayCount / this.moviePlayTotalTime) * 100);
        if (this.moviePlayPercent <= 100 && this.moviePlayPercent >= 0) {
          this.$('playingStep').style.width = this.moviePlayPercent + '%';
          if (this.moviePlayCount <= this.moviePlayTotalTime) {
            this.$('playTime').innerText = this.secondsToMMSS(this.moviePlayCount) + "/" + this.moviePlayTimeToString + ' [' + (this.moviePlayIndex + 1) + "/" + this.moviePlayTotal + ']';
            this.$('playTitle').innerText = this.getFileName(this.movieMediaPlayer.playPath) + ' (' + this.moviePlayPercent + '%)';
          }
          this.movieMediaPlayer.playPercent = this.moviePlayPercent;
          this.movieMediaPlayer.playTime = this.moviePlayCount;
        }
      }
      else {
        this.moviePlayCount += this.moviePlaySpeedMode;
        if (this.moviePlayCount > this.moviePlayTotalTime)
          this.moviePlayCount = this.moviePlayTotalTime;
        this.moviePlayPercent = Math.floor((this.moviePlayCount / this.moviePlayTotalTime) * 100);
        var playEnd = false;
        if (this.moviePlayPercent <= 100 && this.moviePlayPercent >= 0) {
          if (this.moviePlayPercent > 2) {
            this.$('playingStep').style.width = this.moviePlayPercent + '%';
          }
          else {
            this.$('playingStep').style.width = '2%';
          }

          if (this.moviePlayCount <= this.moviePlayTotalTime) {
            this.$('playTime').innerText = this.secondsToMMSS(this.moviePlayCount) + "/" + this.moviePlayTimeToString + ' [' + (this.moviePlayIndex + 1) + "/" + this.moviePlayTotal + ']';
            this.$('playTitle').innerText = this.getFileName(this.movieMediaPlayer.playPath) + ' (' + this.moviePlayPercent + '%)';
          }
          this.movieMediaPlayer.playPercent = this.moviePlayPercent;
          this.movieMediaPlayer.playTime = this.moviePlayCount;
          if (this.moviePlayPercent == 100) playEnd = true;
        }
        if (playEnd && this.moviePlaySpeedMode < 2) {
          if (this.moviePlayTimer != null)
            clearInterval(this.moviePlayTimer);
          this.$('playingStep').style.width = "0%";
          this.moviePlayPercent = 0;
          this.moviePlayCount = 0;
          switch (this.moviePlayOrderMode) {
            case OrderMode.SEQUENCE: //顺序
              if (this.moviePlayIndex >= this.moviePlayTotal - 1) {
                return;
              }
              else {
                this.moviePlayIndex++;
              }
              break;
            case OrderMode.LOOP: //循环
              if (this.moviePlayIndex >= this.moviePlayTotal - 1) {
                this.moviePlayIndex = 0;
              }
              else {
                this.moviePlayIndex++;
              }
              break;
            case OrderMode.RANDOM: //随机
              this.moviePlayIndex = Math.floor(Math.random() * this.moviePlayTotal + 0);
              break;
            default:
              break;
          }
          this.moviePlay();
        }
      }
    };
    /**
    * @function: movieStopBack
    * @description: 播放返回

    * @param: null
    * @return: null
    */
    Dare.MoviePlay.prototype.movieStopBack = function () {
      this.movieMediaPlayer.stop();
      window.location.href = new Dare.Business.Command().getListPage("movie") + '?pageIndex=' + this.pageIndex;
    };
    /**
    * @function: keyupHandler
    * @description: 向上事件

    * @param: null
    * @return: null
    */
    Dare.MoviePlay.prototype.keyupHandler = function () {
      if (this.moviePlayScreenMode == ScreenMode.GENERAL) {
        this.clearFocusStatus();
        this.moviePlayStatusMode = PlayMode.PAUSE;
        this.currentFocus = 'playArrow';
        this.$('playArrow').className = 'playArrowOver';
        this.$('playPlay').className = 'playPlay';
      }
    };
    /**
    * @function: moviePlaySeekForward
    * @description: 向前定位

    * @param: null
    * @return: null
    */
    Dare.MoviePlay.prototype.moviePlaySeekForward = function () {
      this.moviePlayCount += this.moviePlaySeekStep;
      this.moviePlayPercent = Math.floor((this.moviePlayCount / this.moviePlayTotalTime) * 100);
      if (this.moviePlayPercent <= 100) {
        this.$('playingStep').style.width = this.moviePlayPercent + '%';
        this.$('playTime').innerText = this.secondsToMMSS(this.moviePlayCount) + "/" + this.moviePlayTimeToString + ' [' + (this.moviePlayIndex + 1) + "/" + this.moviePlayTotal + ']';
        this.$('playTitle').innerText = this.getFileName(this.movieMediaPlayer.playPath) + ' (' + this.moviePlayPercent + '%)';
      }
      else {
        this.moviePlayCount = this.moviePlayTotalTime;
        this.moviePlayPercent = 100;
        this.$('playingStep').style.width = '100%';
        this.$('playTime').innerText = this.moviePlayTimeToString + "/" + this.moviePlayTimeToString + ' [' + (this.moviePlayIndex + 1) + "/" + this.moviePlayTotal + ']';
        this.$('playTitle').innerText = this.getFileName(this.movieMediaPlayer.playPath) + '(100%)';
      }
      this.movieMediaPlayer.playPercent = this.moviePlayPercent;
      this.movieMediaPlayer.playTime = this.moviePlayCount;
    };
    /**
    * @function: moviePlaySeekRewind
    * @description: 向后定位

    * @param: null
    * @return: null
    */
    Dare.MoviePlay.prototype.moviePlaySeekRewind = function () {
      this.moviePlayCount -= this.moviePlaySeekStep;
      if (this.moviePlayCount < 0) this.moviePlayCount = 0;
      this.moviePlayPercent = Math.floor((this.moviePlayCount / this.moviePlayTotalTime) * 100);
      if (this.moviePlayPercent <= 100) {
        this.$('playingStep').style.width = this.moviePlayPercent + '%';
        this.$('playTime').innerText = this.secondsToMMSS(this.moviePlayCount) + "/" + this.moviePlayTimeToString + ' [' + (this.moviePlayIndex + 1) + "/" + this.moviePlayTotal + ']';
        this.$('playTitle').innerText = this.getFileName(this.movieMediaPlayer.playPath) + ' (' + this.moviePlayPercent + '%)';
      }
      else {
        this.moviePlayCount = 0;
        this.moviePlayPercent = 0;
        this.$('playingStep').style.width = '0%';
        this.$('playTime').innerText = "00:00/" + this.moviePlayTimeToString + ' [' + (this.moviePlayIndex + 1) + "/" + this.moviePlayTotal + ']';
        this.$('playTitle').innerText = this.getFileName(this.movieMediaPlayer.playPath) + '(0%)';
      }
      this.movieMediaPlayer.playPercent = this.moviePlayPercent;
      this.movieMediaPlayer.playTime = this.moviePlayCount;
    };
    /**
    * @function: moviePlaySeek
    * @description: 定位播放

    * @param: null
    * @return: null
    */
    Dare.MoviePlay.prototype.moviePlaySeek = function () {
      this.clearFocusStatus();
      this.currentFocus = 'playPlay';
      this.$('playArrow').className = 'playArrow';
      this.$('playPlay').className = 'playPlayPauseOver';
      this.movieMediaPlayer.seek();
      this.moviePlayStatusMode = PlayMode.PLAY;
    };
    /**
    * @function: moviePlayPause
    * @description: 播放暂停

    * @param: null
    * @return: null
    */
    Dare.MoviePlay.prototype.moviePlayPause = function () {
      this.clearFocusStatus();
      switch (this.moviePlayStatusMode) {
        case PlayMode.PLAY:
          this.$('playPlay').className = 'playPlayOver';
          this.moviePlayStatusMode = PlayMode.PAUSE;
          this.movieMediaPlayer.pause();
          break;
        case PlayMode.PAUSE:
          this.$('playPlay').className = 'playPlayPauseOver';
          this.moviePlayStatusMode = PlayMode.PLAY;
          this.movieMediaPlayer.resume();
          this.$('playStatus').innerText = "";
          break;
        case PlayMode.FORWARD:
          this.moviePlayStatusMode = PlayMode.PLAY;
          this.moviePlaySpeedMode = 1;
          this.movieMediaPlayer.playSpeedMode = this.moviePlaySpeedMode;
          if (this.currentFocus == 'playPlay') {
            this.$('playPlay').className = 'playPlayOver';
            this.moviePlayStatusMode = PlayMode.PAUSE;
            this.movieMediaPlayer.pause();
          }
          else {
            this.$('playPlay').className = 'playPlayPauseOver';
            this.movieMediaPlayer.play();
          }
          this.$('playStatus').innerText = "";
          break;
        case PlayMode.REWIND:
          this.moviePlaySpeedMode = 1;
          this.movieMediaPlayer.playSpeedMode = this.moviePlaySpeedMode;
          this.moviePlayStatusMode = PlayMode.PLAY;
          if (this.currentFocus == 'playPlay') {
            this.$('playPlay').className = 'playPlayOver';
            this.moviePlayStatusMode = PlayMode.PAUSE;
            this.movieMediaPlayer.pause();
          }
          else {
            this.$('playPlay').className = 'playPlayPauseOver';
            this.movieMediaPlayer.play();
          }
          this.$('playStatus').innerText = "";
          break;
      }
      this.currentFocus = 'playPlay';
    };
    /**
    * @function: moviePlayPrevious
    * @description: 播放上一个

    * @param: null
    * @return: null
    */
    Dare.MoviePlay.prototype.moviePlayPrevious = function () {
      switch (this.moviePlayOrderMode) {
        case OrderMode.ORDER: //顺序
          if (this.moviePlayIndex <= 0) {
            return;
          }
          else {
            this.moviePlayIndex--;
          }
          break;
        case OrderMode.LOOP: //循环
          if (this.moviePlayIndex <= 0) {
            this.moviePlayIndex = this.moviePlayTotal - 1;
          }
          else {
            this.moviePlayIndex--;
          }
          break;
        case OrderMode.RANDOM: //随机
          this.moviePlayIndex = Math.floor(Math.random() * this.moviePlayTotal + 0);
          break;
        default:
          break;
      }
      this.moviePlay();
    };
    /**
    * @function: moviePlayNext
    * @description: 播放下一个

    * @param: null
    * @return: null
    */
    Dare.MoviePlay.prototype.moviePlayNext = function () {
      switch (this.moviePlayOrderMode) {
        case OrderMode.ORDER: //顺序
          if (this.moviePlayIndex >= this.moviePlayTotal - 1) {
            return;
          }
          else {
            this.moviePlayIndex++;
          }
          break;
        case OrderMode.LOOP: //循环
          if (this.moviePlayIndex >= this.moviePlayTotal - 1) {
            this.moviePlayIndex = 0;
          }
          else {
            this.moviePlayIndex++;
          }
          break;
        case OrderMode.RANDOM: //随机
          this.moviePlayIndex = Math.floor(Math.random() * this.moviePlayTotal + 0);
          break;
        default:
          break;
      }
      this.moviePlay();
    };
    /**
    * @function: moviePlayFastForward
    * @description: 播放快进

    * @param: null
    * @return: null
    */
    Dare.MoviePlay.prototype.moviePlayFastForward = function () {
      switch (this.fastPressCount) {
        case 1:
          this.$('playStatus').innerText = "";
          this.fastPressCount = 2;
          this.moviePlaySpeedMode = SpeedMode.GENERAL;
          break;
        case 2:
          this.$('playStatus').innerText = DareLang.SPEED + ":+2X";
          this.fastPressCount = 4;
          this.moviePlaySpeedMode = SpeedMode.SPEED2;
          break;
        case 4:
          this.$('playStatus').innerText = DareLang.SPEED + ":+4X";
          this.fastPressCount = 8;
          this.moviePlaySpeedMode = SpeedMode.SPEED4;
          break;
        case 8:
          this.$('playStatus').innerText = DareLang.SPEED + ":+8X";
          this.fastPressCount = 16;
          this.moviePlaySpeedMode = SpeedMode.SPEED8;
          break;
        case 16:
          this.$('playStatus').innerText = DareLang.SPEED + ":+16X";
          this.fastPressCount = 32;
          this.moviePlaySpeedMode = SpeedMode.SPEED16;
          break;
        case 32:
          this.$('playStatus').innerText = DareLang.SPEED + ":+32X";
          this.fastPressCount = 2;
          this.moviePlaySpeedMode = SpeedMode.SPEED32;
          break;
        default:
          break;
      }
      this.moviePlayStatusMode = PlayMode.FORWARD;
      this.movieMediaPlayer.playSpeedMode = this.moviePlaySpeedMode;
      this.movieMediaPlayer.fastForward();
    };
    /**
    * @function: moviePlayFastRewind
    * @description: 播放快退

    * @param: null
    * @return: null
    */
    Dare.MoviePlay.prototype.moviePlayFastRewind = function () {
      switch (this.fastPressCount) {
        case 1:
          this.$('playStatus').innerText = "";
          this.fastPressCount = 2;
          this.moviePlaySpeedMode = SpeedMode.GENERAL;
          break;
        case 2:
          this.$('playStatus').innerText = DareLang.SPEED + ":-2X";
          this.fastPressCount = 4;
          this.moviePlaySpeedMode = SpeedMode.SPEED2;
          break;
        case 4:
          this.$('playStatus').innerText = DareLang.SPEED + ":-4X";
          this.fastPressCount = 8;
          this.moviePlaySpeedMode = SpeedMode.SPEED4;
          break;
        case 8:
          this.$('playStatus').innerText = DareLang.SPEED + ":-8X";
          this.fastPressCount = 16;
          this.moviePlaySpeedMode = SpeedMode.SPEED8;
          break;
        case 16:
          this.$('playStatus').innerText = DareLang.SPEED + ":-16X";
          this.fastPressCount = 32;
          this.moviePlaySpeedMode = SpeedMode.SPEED16;
          break;
        case 32:
          this.$('playStatus').innerText = DareLang.SPEED + ":-32X";
          this.fastPressCount = 2;
          this.moviePlaySpeedMode = SpeedMode.SPEED32;
          break;
        default:
          break;
      }
      this.moviePlayStatusMode = PlayMode.REWIND;
      this.movieMediaPlayer.playSpeedMode = this.moviePlaySpeedMode;
      this.movieMediaPlayer.fastRewind();
    };
    /**
    * @function: moviePlayVolumeUp
    * @description: 音量递增

    * @param: null
    * @return: null
    */
    Dare.MoviePlay.prototype.moviePlayVolumeUp = function () {
      this.clearFocusStatus();
      this.$('playVolumnArrow').className = 'playVolumnArrowOver';
      this.currentFocus = 'playVolumnArrow';
      this.moviePlayVolume = this.moviePlayVolume + this.moviePlayVolumeStep;
      if (this.moviePlayVolume > 0) this.$('playSound').className = 'playSound';
      if (this.moviePlayVolume <= 100) {
        this.$('playVolumnTitle').innerText = this.moviePlayVolume + "/100";
        this.$('playVolumnStep').style.width = this.moviePlayVolume + "%";
      }
      else {
        this.moviePlayVolume = 100;
      }
      this.movieMediaPlayer.playVolume = this.moviePlayVolume;
      this.movieMediaPlayer.setVolume(this.moviePlayVolume);

    };
    /**
    * @function: moviePlayVolumeDown
    * @description: 音量递减

    * @param: null
    * @return: null
    */
    Dare.MoviePlay.prototype.moviePlayVolumeDown = function () {
      this.clearFocusStatus();
      this.$('playVolumnArrow').className = 'playVolumnArrowOver';
      this.currentFocus = 'playVolumnArrow';
      this.moviePlayVolume = this.moviePlayVolume - this.moviePlayVolumeStep;
      if (0 == this.moviePlayVolume) this.$('playSound').className = 'playNoSound';
      if (0 <= this.moviePlayVolume) {
        this.$('playVolumnTitle').innerText = this.moviePlayVolume + "/100";
        this.$('playVolumnStep').style.width = this.moviePlayVolume + "%";
      }
      else {
        this.moviePlayVolume = 0;
      }

      this.movieMediaPlayer.playVolume = this.moviePlayVolume;
      this.movieMediaPlayer.setVolume(this.moviePlayVolume);
    };
    /**
    * usb拔除, 判断此媒体所在usb是否被拔除,是则停止播放
    */
    Dare.MoviePlay.prototype.stopIfUsbRemove = function () {
      var r = this.movieMediaPlayer.stopIfUsbRemove();
      if (r == 1) window.location.href = new Dare.Business.Command().getListPage("file");
    }
    /**
    * @function: keypressHandler
    * @description: 按键事件

    * @param: event
    * @return: null
    */
    Dare.MoviePlay.prototype.keypressHandler = function (event) {
      var keyValue = Dare.isiPanel ? event.which : window.event.keyCode;
      //this.$('divDebug').innerHTML += keyValue;
      showUSBInfo(keyValue);

      switch (keyValue) {
        case KeyMap.STB_KEY_USB_CLEAR: //usb拔除, 判断此媒体所在usb是否被拔除,是则停止播放
          this.stopIfUsbRemove();
          break;
        case KeyMap.STB_KEY_DOWN: //向下
          //this.keydownHandler();
          break;
        case KeyMap.STB_KEY_UP: //向上
          //this.keyupHandler();
          break;
        case KeyMap.STB_KEY_ENTER: //确定
          this.keyenterHandler();
          break;
        case KeyMap.STB_KEY_LEFT: //向左
          this.keyleftHandler();
          break;
        case KeyMap.STB_KEY_RIGHT: //向右
          this.keyrightHandler();
          break;
        case KeyMap.STB_KEY_PAGEUP: //上一页
          this.moviePlayPrevious();
          break;
        case KeyMap.STB_KEY_PAGEDOWN: //下一页
          this.moviePlayNext();
          break;
        case KeyMap.STB_KEY_HOME:
          this.movieMediaPlayer.stop();
          break;
        case KeyMap.STB_KEY_FULLSCREEN: //回切
          this.keycutbackHandler();
          break;
        case KeyMap.STB_KEY_VOLUMNUP: //音量+
          this.moviePlayVolumeUp();

          if (this.moviePlayVolume > 0) {
            this.muteOn();
          }
          else {
            this.muteOff();
          }
          break;
        case KeyMap.STB_KEY_VOLUMNDOWN: //音量-
          this.moviePlayVolumeDown();
          if (this.moviePlayVolume > 0) {
            this.muteOn();
          }
          else {
            this.muteOff();
          }
          break;
        case KeyMap.STB_KEY_STOP: //停止/返回
          this.movieStopBack();
          break;
        case KeyMap.STB_KEY_PAUSE: //播放/暂停
          this.moviePlayPause();
          break;
        default:

          break;
      }
    };
    /**
    * @function: keydownHandler
    * @description: 向下事件

    * @param: null
    * @return: null
    */
    Dare.MoviePlay.prototype.keydownHandler = function () {
      this.clearFocusStatus();
      this.$('playArrow').className = 'playArrow';
      if (this.$('playPlay').className == 'playPlayPause') {
        this.$('playPlay').className = 'playPlayPauseOver'
      }
      else if (this.$('playPlay').className == 'playPlay') {
        this.$('playPlay').className = 'playPlayOver'
      }
      this.currentFocus = 'playPlay';
    };

    /**
    * @function: clearFocusStatus
    * @description: 清除焦点

    * @param: null
    * @return: null
    */
    Dare.MoviePlay.prototype.clearFocusStatus = function () {
      switch (this.currentFocus) {
        case 'playVolumnArrow':
          this.$('playVolumnArrow').className = 'playVolumnArrow';
          break;
        case 'playSound':
          if (this.$('playSound').className == 'playNoSoundOver') {
            this.$('playSound').className = 'playNoSound'
          }
          else if (this.$('playSound').className == 'playSoundOver') {
            this.$('playSound').className = 'playSound'
          }
          break;
        case 'playAdditem':
          this.$('playAdditem').className = 'playAdditem';
          break;
        case 'playSetting':
          this.$('playSetting').className = 'playSetting';
          break;
        case 'playFull':
          this.$('playFull').className = 'playFull';
          break;
        case 'playFastFront':
          this.$('playFastFront').className = 'playFastFront';
          break;
        case 'playNext':
          this.$('playNext').className = 'playNext';
          break;
        case 'playPlay':
          if (this.$('playPlay').className == 'playPlayPauseOver') {
            this.$('playPlay').className = 'playPlayPause'
          }
          else if (this.$('playPlay').className == 'playPlayOver') {
            this.$('playPlay').className = 'playPlay'
          }
          break;
        case 'playPre':
          this.$('playPre').className = 'playPre';
          break;
        case 'playFastBack':
          this.$('playFastBack').className = 'playFastBack';
          break;
        case 'playStop':
          this.$('playStop').className = 'playStop';
          break;
        default:
          break;
      }
    };
    /**
    * @function: keycutbackHandler
    * @description: 回切事件

    * @param: null
    * @return: null
    */
    Dare.MoviePlay.prototype.keycutbackHandler = function () {
      switch (this.moviePlayScreenMode) {
        case ScreenMode.FULLSCREEN:
          this.moviePlayScreenMode = ScreenMode.GENERAL;
          this.$('playBar').style.display = '';
          break;
        case ScreenMode.GENERAL:
          this.moviePlayScreenMode = ScreenMode.FULLSCREEN;
          this.$('playBar').style.display = 'none';
          break;
        default:
          break;
      }
      var scale = this.playScaleZoom(this.movieMediaPlayer.playWidth, this.movieMediaPlayer.playHeight, this.moviePlayScreenMode);
      this.movieMediaPlayer.playScreenMode = this.moviePlayScreenMode;
      this.movieMediaPlayer.playPointX = scale.pointx;
      this.movieMediaPlayer.playPointY = scale.pointy;
      this.movieMediaPlayer.playWidth = scale.width;
      this.movieMediaPlayer.playHeight = scale.height;
      this.movieMediaPlayer.setPosition();
    };
    /**
    * @function: muteOn
    * @description: 有声
    * @author: shiying@dare-tech.com
    * @param: null
    * @return: null
    */
    Dare.MoviePlay.prototype.muteOn = function () {
      this.moviePlayMuteMode = MuteMode.ON;
      this.movieMediaPlayer.playMuteMode = this.moviePlayMuteMode;
      this.movieMediaPlayer.setMute();
    },
    /**
    * @function: muteOff
    * @description: 静音
    * @author: shiying@dare-tech.com
    * @param: null
    * @return: null
    */
    Dare.MoviePlay.prototype.muteOff = function () {
      this.moviePlayMuteMode = MuteMode.OFF;
      this.movieMediaPlayer.playMuteMode = this.moviePlayMuteMode;
      this.movieMediaPlayer.setMute();
    };
    /**
    * @function: keyenterHandler
    * @description: 确定事件

    * @param: null
    * @return: null
    */
    Dare.MoviePlay.prototype.keyenterHandler = function () {
      switch (this.currentFocus) {
        case 'playPlay':
          this.moviePlayPause();
          break;
        case 'playSound':
          if (this.$('playSound').className == 'playSoundOver') {
            this.$('playSound').className = 'playNoSoundOver';
            this.$('playVolumnStep').style.width = "0%";
            this.muteOff();
          }
          else {
            this.$('playSound').className = 'playSoundOver';
            this.$('playVolumnStep').style.width = this.moviePlayVolume + '%';
            this.muteOn();
          }
          break;
        case 'playFull':
          this.keycutbackHandler();
          break;
        case 'playFastFront':
          this.moviePlayFastForward();
          break;
        case 'playFastBack':
          this.moviePlayFastRewind();
          break;
        case 'playAdditem':
          this.movieMediaPlayer.append();
          window.location.href = new Dare.Business.Command().getListPage('movie') + '?append=true&pageIndex=' + this.pageIndex;
          break;
        case 'playVolumnArrow':
          if (this.volumePressCount == 0) {
            this.moviePlayVolumeUp();
            if (this.moviePlayVolume == 100) {
              this.volumePressCount = 1;
            }
          }
          else {
            this.moviePlayVolumeDown();
            if (this.moviePlayVolume == 0) {
              this.volumePressCount = 0;
            }
          }
          if (this.moviePlayVolume > 0) {
            this.muteOn();
          }
          else {
            this.muteOff();
          }

          break;
        case 'playNext':
          this.moviePlayNext();
          break;
        case 'playPre':
          this.moviePlayPrevious();
          break;
        case 'playStop': //停止/返回
          this.movieStopBack();
          break;
        case 'playSetting':
          this.movieMediaPlayer.append();
          window.location.href = '../local/local.html?return=movieplay';
          break;
        case 'playArrow':
          this.moviePlaySeek();
          break;
        default:
          break;
      }
    };
    /**
    * @function: keyleftHandler
    * @description: 向左事件

    * @param: null
    * @return: null
    */
    Dare.MoviePlay.prototype.keyleftHandler = function () {
      if (this.moviePlayScreenMode == ScreenMode.FULLSCREEN) {
        this.clearFocusStatus();
        this.$('playFastBack').className = 'playFastBackOver';
        this.currentFocus = 'playFastBack';
        this.moviePlayFastRewind();
      }
      else {
        switch (this.currentFocus) {
          case 'playVolumnArrow':
            this.$('playVolumnArrow').className = 'playVolumnArrow';
            if (this.$('playSound').className == 'playNoSound') {
              this.$('playSound').className = 'playNoSoundOver';
            }
            else if (this.$('playSound').className == 'playSound') {
              this.$('playSound').className = 'playSoundOver';
            }
            this.currentFocus = 'playSound';
            break;
          case 'playSound':
            if (this.$('playSound').className == 'playNoSoundOver') {
              this.$('playSound').className = 'playNoSound';
            }
            else if (this.$('playSound').className == 'playSoundOver') {
              this.$('playSound').className = 'playSound';
            }
            this.$('playAdditem').className = 'playAdditemOver';
            this.currentFocus = 'playAdditem';
            break;
          case 'playAdditem':
            this.$('playAdditem').className = 'playAdditem';
            this.$('playSetting').className = 'playSettingOver';
            this.currentFocus = 'playSetting';
            break;
          case 'playSetting':
            this.$('playSetting').className = 'playSetting';
            this.$('playFull').className = 'playFullOver';
            this.currentFocus = 'playFull';
            break;
          case 'playFull':
            this.$('playFull').className = 'playFull';
            this.$('playFastFront').className = 'playFastFrontOver';
            this.currentFocus = 'playFastFront';
            break;
          case 'playFastFront':
            this.$('playFastFront').className = 'playFastFront';
            this.$('playNext').className = 'playNextOver';
            this.currentFocus = 'playNext';
            this.fastPressCount = 2;
            break;
          case 'playNext':
            this.$('playNext').className = 'playNext';
            if (this.$('playPlay').className == 'playPlayPause') {
              this.$('playPlay').className = 'playPlayPauseOver';
            }
            else if (this.$('playPlay').className == 'playPlay') {
              this.$('playPlay').className = 'playPlayOver';
            }
            this.currentFocus = 'playPlay';
            break;
          case 'playPlay':
            if (this.$('playPlay').className == 'playPlayPauseOver') {
              this.$('playPlay').className = 'playPlayPause';
            }
            else if (this.$('playPlay').className == 'playPlayOver') {
              this.$('playPlay').className = 'playPlay';
            }
            this.$('playPre').className = 'playPreOver';
            this.currentFocus = 'playPre';
            break;
          case 'playPre':
            this.$('playPre').className = 'playPre';
            this.$('playFastBack').className = 'playFastBackOver';
            this.currentFocus = 'playFastBack';
            break;
          case 'playFastBack':
            this.$('playFastBack').className = 'playFastBack';
            this.$('playStop').className = 'playStopOver';
            this.currentFocus = 'playStop';
            this.fastPressCount = 2;
            break;
          case 'playArrow':
            this.moviePlaySeekRewind();
            break;
          default:
            break;
        }
      }
    };
    /**
    * @function: keyrightHandler
    * @description: 向右事件

    * @param: null
    * @return: null
    */
    Dare.MoviePlay.prototype.keyrightHandler = function () {
      if (this.moviePlayScreenMode == ScreenMode.FULLSCREEN) {
        this.clearFocusStatus();
        this.$('playFastFront').className = 'playFastFrontOver';
        this.currentFocus = 'playFastFront';
        this.moviePlayFastForward();
      }
      else {
        switch (this.currentFocus) {
          case 'playStop':
            this.$('playStop').className = 'playStop';
            this.$('playFastBack').className = 'playFastBackOver';
            this.currentFocus = 'playFastBack';
            break;
          case 'playFastBack':
            this.$('playFastBack').className = 'playFastBack';
            this.$('playPre').className = 'playPreOver';
            this.currentFocus = 'playPre';
            this.fastPressCount = 2;
            break;
          case 'playPre':
            this.$('playPre').className = 'playPre';
            if (this.$('playPlay').className == 'playPlayPause') {
              this.$('playPlay').className = 'playPlayPauseOver';
            }
            else if (this.$('playPlay').className == 'playPlay') {
              this.$('playPlay').className = 'playPlayOver';
            }
            this.currentFocus = 'playPlay';
            break;
          case 'playPlay':
            if (this.$('playPlay').className == 'playPlayPauseOver') {
              this.$('playPlay').className = 'playPlayPause';
            }
            else if (this.$('playPlay').className == 'playPlayOver') {
              this.$('playPlay').className = 'playPlay';
            }
            this.$('playNext').className = 'playNextOver';
            this.currentFocus = 'playNext';
            break;
          case 'playNext':
            this.$('playNext').className = 'playNext';
            this.$('playFastFront').className = 'playFastFrontOver';
            this.currentFocus = 'playFastFront';
            break;
          case 'playFastFront':
            this.$('playFastFront').className = 'playFastFront';
            this.$('playFull').className = 'playFullOver';
            this.currentFocus = 'playFull';
            this.fastPressCount = 2;
            break;
          case 'playFull':
            this.$('playFull').className = 'playFull';
            this.$('playSetting').className = 'playSettingOver';
            this.currentFocus = 'playSetting';
            break;
          case 'playSetting':
            this.$('playSetting').className = 'playSetting';
            this.$('playAdditem').className = 'playAdditemOver';
            this.currentFocus = 'playAdditem';
            break;
          case 'playAdditem':
            this.$('playAdditem').className = 'playAdditem';
            if (this.$('playSound').className == 'playNoSound') {
              this.$('playSound').className = 'playNoSoundOver';
            }
            else if (this.$('playSound').className == 'playSound') {
              this.$('playSound').className = 'playSoundOver';
            }
            this.currentFocus = 'playSound';
            break;
          case 'playSound':
            if (this.$('playSound').className == 'playNoSoundOver') {
              this.$('playSound').className = 'playNoSound';
            }
            else if (this.$('playSound').className == 'playSoundOver') {
              this.$('playSound').className = 'playSound';
            }
            this.$('playVolumnArrow').className = 'playVolumnArrowOver';
            this.currentFocus = 'playVolumnArrow';
            break;
          case 'playArrow':
            this.moviePlaySeekForward();
            break;
          default:
            break;
        }
      }
    };
    var dareMoviePlay = new Dare.MoviePlay();
    document.onkeypress = function (event) {
      dareMoviePlay.keypressHandler(event);
    };

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  • 原文地址:https://www.cnblogs.com/fx2008/p/2147243.html
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