web/res/metadataplayer/Controller.js
changeset 1558 761ba7426984
parent 1557 7c67caaafdeb
child 1559 796b49572291
equal deleted inserted replaced
1557:7c67caaafdeb 1558:761ba7426984
     1 /* Displays Play and Pause buttons, Search Button and Form, Volume Control */
       
     2 
       
     3 IriSP.Widgets.Controller = function(player, config) {
       
     4     IriSP.Widgets.Widget.call(this, player, config);
       
     5     this.lastSearchValue = "";
       
     6 };
       
     7 
       
     8 IriSP.Widgets.Controller.prototype = new IriSP.Widgets.Widget();
       
     9 
       
    10 IriSP.Widgets.Controller.prototype.defaults = {
       
    11     disable_annotate_btn: false,
       
    12     disable_search_btn: false,
       
    13     disable_ctrl_f: false,
       
    14     disable_fullscreen : true,
       
    15     always_show_search: false,
       
    16     enable_quiz_toggle: undefined
       
    17 };
       
    18 
       
    19 IriSP.Widgets.Controller.prototype.template =
       
    20     '<div class="Ldt-Ctrl">'
       
    21     + '<div class="Ldt-Ctrl-Left">'
       
    22     + '<div class="Ldt-Ctrl-button Ldt-Ctrl-Play Ldt-Ctrl-Play-PlayState Ldt-TraceMe" title="{{l10n.play_pause}}"></div>'
       
    23     + '<div class="Ldt-Ctrl-spacer"></div>'
       
    24     + '{{^disable_annotate_btn}}'
       
    25     + '<div class="Ldt-Ctrl-button Ldt-Ctrl-Annotate Ldt-TraceMe" title="{{l10n.annotate}}"></div>'
       
    26     + '<div class="Ldt-Ctrl-spacer"></div>'
       
    27     + '{{/disable_annotate_btn}}'
       
    28     + '{{^disable_search_btn}}'
       
    29     + '<div class="Ldt-Ctrl-button Ldt-Ctrl-SearchBtn Ldt-TraceMe" title="{{l10n.search}}"></div>'
       
    30     + '{{/disable_search_btn}}'
       
    31     + '<div class="Ldt-Ctrl-Search">'
       
    32     + '<input placeholder="{{ l10n.search }}" type="search" class="Ldt-Ctrl-SearchInput Ldt-TraceMe"></input>'
       
    33     + '</div>'
       
    34     + '<div class="Ldt-Ctrl-Quiz-Enable Ldt-TraceMe" title="Activer/Désactiver le quiz"></div>'
       
    35     + '<div class="Ldt-Ctrl-Quiz-Create Ldt-TraceMe" ></div>'
       
    36     + '</div>'
       
    37     + '<div class="Ldt-Ctrl-Right">'
       
    38     + '{{^disable_fullscreen}}<div class="Ldt-Ctrl-Fullscreen-Button Ldt-TraceMe" title="Passer le lecteur en plein-écran"></div{{/disable_fullscreen}}'
       
    39     + '<div class="Ldt-Ctrl-spacer"></div>'
       
    40     + '<div class="Ldt-Ctrl-Time">'
       
    41     + '<div class="Ldt-Ctrl-Time-Elapsed" title="{{l10n.elapsed_time}}">00:00</div>'
       
    42     + '<div class="Ldt-Ctrl-Time-Separator">/</div>'
       
    43     + '<div class="Ldt-Ctrl-Time-Total" title="{{l10n.total_time}}">00:00</div>'
       
    44     + '</div>'
       
    45     + '<div class="Ldt-Ctrl-spacer"></div>'
       
    46     + '<div class="Ldt-Ctrl-button Ldt-Ctrl-Sound Ldt-Ctrl-Sound-Full Ldt-TraceMe" title="{{l10n.mute_unmute}}"></div>'
       
    47     + '</div>'
       
    48     + '<div class="Ldt-Ctrl-Volume-Control" title="{{l10n.volume_control}}">'
       
    49     + '<div class="Ldt-Ctrl-Volume-Bar"></div>'
       
    50     + '</div>'
       
    51     + '</div>';
       
    52 
       
    53 IriSP.Widgets.Controller.prototype.messages = {
       
    54     en: {
       
    55         play_pause: "Play/Pause",
       
    56         mute_unmute: "Mute/Unmute",
       
    57         play: "Play",
       
    58         pause: "Pause",
       
    59         mute: "Mute",
       
    60         unmute: "Unmute",
       
    61         annotate: "Annotate",
       
    62         search: "Search",
       
    63         elapsed_time: "Elapsed time",
       
    64         total_time: "Total duration",
       
    65         volume: "Volume",
       
    66         volume_control: "Volume control",
       
    67         enable_quiz: "Enable quiz"
       
    68     },
       
    69     fr: {
       
    70         play_pause: "Lecture/Pause",
       
    71         mute_unmute: "Couper/Activer le son",
       
    72         play: "Lecture",
       
    73         pause: "Pause",
       
    74         mute: "Couper le son",
       
    75         unmute: "Activer le son",
       
    76         annotate: "Annoter",
       
    77         search: "Rechercher",
       
    78         elapsed_time: "Temps écoulé",
       
    79         total_time: "Durée totale",
       
    80         volume: "Niveau sonore",
       
    81         volume_control: "Réglage du niveau sonore",
       
    82         enable_quiz: "Activer le quiz"
       
    83     }
       
    84 };
       
    85 
       
    86 IriSP.Widgets.Controller.prototype.draw = function() {
       
    87     var _this = this;
       
    88     this.renderTemplate();
       
    89 
       
    90     // Define blocks
       
    91     this.$playButton = this.$.find(".Ldt-Ctrl-Play");
       
    92     this.$searchBlock = this.$.find(".Ldt-Ctrl-Search");
       
    93     this.$searchInput = this.$.find(".Ldt-Ctrl-SearchInput");
       
    94     this.$volumeBar = this.$.find(".Ldt-Ctrl-Volume-Bar");
       
    95 
       
    96     // handle events
       
    97     this.onMediaEvent("play","playButtonUpdater");
       
    98     this.onMediaEvent("pause","playButtonUpdater");
       
    99     this.onMediaEvent("volumechange","volumeUpdater");
       
   100     this.onMediaEvent("timeupdate","timeDisplayUpdater");
       
   101     this.onMediaEvent("loadedmetadata","volumeUpdater");
       
   102 
       
   103     // handle clicks
       
   104     this.$playButton.click(this.functionWrapper("playHandler"));
       
   105 
       
   106     if (this.enable_quiz_toggle !== undefined) {
       
   107         if (this.enable_quiz_toggle) {
       
   108             this.$.find(".Ldt-Ctrl-Quiz-Enable").addClass("Ldt-Ctrl-Quiz-Toggle-Active");
       
   109             this.$.find(".Ldt-Ctrl-Quiz-Create").addClass("Ldt-Ctrl-Quiz-Toggle-Active");
       
   110             // this.player.trigger("QuizCreator.show");
       
   111             this.$.find("#QuizEditContainer").show();
       
   112         }
       
   113         else
       
   114         {
       
   115             this.$.find(".Ldt-Ctrl-Quiz-Enable").removeClass("Ldt-Ctrl-Quiz-Toggle-Active");
       
   116             this.$.find(".Ldt-Ctrl-Quiz-Create").removeClass("Ldt-Ctrl-Quiz-Toggle-Active");
       
   117             this.player.trigger("QuizCreator.hide");
       
   118             this.$.find("#QuizEditContainer").hide();
       
   119         }
       
   120     } else {
       
   121             this.$.find(".Ldt-Ctrl-Quiz-Enable").hide();
       
   122     }
       
   123 
       
   124     this.$.find(".Ldt-Ctrl-Annotate").click(function() {
       
   125         _this.player.trigger("CreateAnnotation.toggle");
       
   126     });
       
   127     this.$.find(".Ldt-Ctrl-SearchBtn").click(this.functionWrapper("searchButtonHandler"));
       
   128 
       
   129     this.$searchInput.keyup(this.functionWrapper("searchHandler"));
       
   130     this.$searchInput.on("search", this.functionWrapper("searchHandler"));
       
   131 
       
   132     // Fullscreen handling
       
   133     this.$.find(".Ldt-Ctrl-Fullscreen-Button").click(this.functionWrapper("toggleFullscreen"));
       
   134     var fullscreen_event_name = IriSP.getFullscreenEventname();
       
   135     if (fullscreen_event_name) {
       
   136         document.addEventListener(fullscreen_event_name, function() {
       
   137             if (IriSP.isFullscreen() && IriSP.getFullscreenElement() == _this.$[0]) {
       
   138                 _this.$.addClass("Ldt-Fullscreen-Element");
       
   139             } else {
       
   140                 _this.$.removeClass("Ldt-Fullscreen-Element");
       
   141             }
       
   142         });
       
   143     };
       
   144 
       
   145     // Quiz activation
       
   146     this.$.find(".Ldt-Ctrl-Quiz-Enable").click(this.functionWrapper("toggleQuiz"));
       
   147     this.$.find(".Ldt-Ctrl-Quiz-Create").click(this.functionWrapper("createQuiz"));
       
   148 
       
   149     var _volctrl = this.$.find(".Ldt-Ctrl-Volume-Control");
       
   150     this.$.find('.Ldt-Ctrl-Sound')
       
   151         .click(this.functionWrapper("muteHandler"))
       
   152         .mouseover(function() {
       
   153             _volctrl.show();
       
   154         })
       
   155         .mouseout(function() {
       
   156             _volctrl.hide();
       
   157         });
       
   158     _volctrl.mouseover(function() {
       
   159         _volctrl.show();
       
   160     }).mouseout(function() {
       
   161         _volctrl.hide();
       
   162     });
       
   163 
       
   164     // Handle CTRL-F
       
   165     if (!this.disable_ctrl_f) {
       
   166         var _fKey = "F".charCodeAt(0),
       
   167             _lastCtrlFTime = 0;
       
   168         IriSP.jQuery(document).keydown(function(_event) {
       
   169             if (_event.keyCode === _fKey && (_event.ctrlKey || _event.metaKey)) {
       
   170                 var _time = IriSP.jQuery.now();
       
   171                 if (_time - _lastCtrlFTime > 2000) {
       
   172                     _this.searchButtonHandler();
       
   173                 }
       
   174                 _lastCtrlFTime = _time;
       
   175                 return false;
       
   176             }
       
   177         });
       
   178     }
       
   179 
       
   180     // Allow Volume Cursor Dragging
       
   181     this.$volumeBar.slider({
       
   182         slide: function(event, ui) {
       
   183             _this.$volumeBar.attr("title",_this.l10n.volume+': ' + ui.value + '%');
       
   184             _this.media.setVolume(ui.value / 100);
       
   185         },
       
   186         stop: this.functionWrapper("volumeUpdater")
       
   187     });
       
   188 
       
   189     // trigger an IriSP.Player.MouseOver to the widgets that are interested (i.e : sliderWidget)
       
   190     this.$.hover(
       
   191         function() {
       
   192             _this.player.trigger("Player.MouseOver");
       
   193         },
       
   194         function() {
       
   195             _this.player.trigger("Player.MouseOut");
       
   196         });
       
   197 
       
   198     this.timeDisplayUpdater(new IriSP.Model.Time(0));
       
   199 
       
   200     var annotations = this.source.getAnnotations();
       
   201     annotations.on("search", function(_text) {
       
   202         _this.$searchInput.val(_text);
       
   203         _this.showSearchBlock();
       
   204     });
       
   205     annotations.on("found", function(_text) {
       
   206         _this.$searchInput.css('background-color','#e1ffe1');
       
   207     });
       
   208     annotations.on("not-found", function(_text) {
       
   209         _this.$searchInput.css('background-color', "#d62e3a");
       
   210     });
       
   211     annotations.on("search-cleared", function() {
       
   212         _this.hideSearchBlock();
       
   213     });
       
   214     if (_this.always_show_search) {
       
   215         _this.showSearchBlock();
       
   216     }
       
   217 };
       
   218 
       
   219 /* Update the elasped time div */
       
   220 IriSP.Widgets.Controller.prototype.timeDisplayUpdater = function(_time) {
       
   221 
       
   222     // we get it at each call because it may change.
       
   223     var _totalTime = this.media.duration;
       
   224     this.$.find(".Ldt-Ctrl-Time-Elapsed").html(_time.toString());
       
   225     this.$.find(".Ldt-Ctrl-Time-Total").html(_totalTime.toString());
       
   226 };
       
   227 
       
   228 /* update the icon of the button - separate function from playHandler
       
   229    because in some cases (for instance, when the user directly clicks on
       
   230    the jwplayer window) we have to change the icon without playing/pausing
       
   231 */
       
   232 IriSP.Widgets.Controller.prototype.playButtonUpdater = function() {
       
   233     if (this.media.getPaused()) {
       
   234     /* the background sprite is changed by adding/removing the correct classes */
       
   235         this.$playButton
       
   236             .attr("title", this.l10n.play)
       
   237             .removeClass("Ldt-Ctrl-Play-PauseState")
       
   238             .addClass("Ldt-Ctrl-Play-PlayState");
       
   239     } else {
       
   240         this.$playButton
       
   241             .attr("title", this.l10n.pause)
       
   242             .removeClass("Ldt-Ctrl-Play-PlayState")
       
   243             .addClass("Ldt-Ctrl-Play-PauseState");
       
   244     }
       
   245 };
       
   246 
       
   247 //FullScreen
       
   248 IriSP.Widgets.Controller.prototype.toggleFullscreen = function() {
       
   249     if (IriSP.isFullscreen()) {
       
   250         IriSP.setFullScreen(this.$[0], false);
       
   251     } else {
       
   252         IriSP.setFullScreen(this.$[0], true);
       
   253     }
       
   254 };
       
   255 
       
   256 //Quiz
       
   257 IriSP.Widgets.Controller.prototype.createQuiz = function() {
       
   258     this.player.trigger("Quiz.hide");
       
   259     this.media.pause();
       
   260     this.player.trigger("QuizCreator.create");
       
   261 };
       
   262 
       
   263 IriSP.Widgets.Controller.prototype.toggleQuiz = function() {
       
   264     this.enable_quiz_toggle = !this.enable_quiz_toggle;
       
   265     if (this.enable_quiz_toggle) {
       
   266         $(".Ldt-Ctrl-Quiz-Enable").addClass("Ldt-Ctrl-Quiz-Toggle-Active");
       
   267         $(".Ldt-Ctrl-Quiz-Create").addClass("Ldt-Ctrl-Quiz-Toggle-Active");
       
   268         this.player.trigger("Quiz.activate");
       
   269     }
       
   270     else
       
   271     {
       
   272         $(".Ldt-Ctrl-Quiz-Enable").removeClass("Ldt-Ctrl-Quiz-Toggle-Active");
       
   273         $(".Ldt-Ctrl-Quiz-Create").removeClass("Ldt-Ctrl-Quiz-Toggle-Active");
       
   274         this.player.trigger("Quiz.deactivate");
       
   275         this.player.trigger("QuizCreator.hide");
       
   276     }
       
   277 };
       
   278 
       
   279 IriSP.Widgets.Controller.prototype.playHandler = function() {
       
   280     if (this.media.getPaused()) {
       
   281         this.media.play();
       
   282     } else {
       
   283         this.media.pause();
       
   284     }
       
   285 };
       
   286 
       
   287 IriSP.Widgets.Controller.prototype.muteHandler = function() {
       
   288     this.media.setMuted(!this.media.getMuted());
       
   289 };
       
   290 
       
   291 IriSP.Widgets.Controller.prototype.volumeUpdater = function() {
       
   292     var _muted = this.media.getMuted(),
       
   293         _vol = this.media.getVolume();
       
   294     if (_vol === false) {
       
   295         _vol = .5;
       
   296     }
       
   297     var _soundCtl = this.$.find(".Ldt-Ctrl-Sound");
       
   298     _soundCtl.removeClass("Ldt-Ctrl-Sound-Mute Ldt-Ctrl-Sound-Half Ldt-Ctrl-Sound-Full");
       
   299     if (_muted) {
       
   300         _soundCtl.attr("title", this.l10n.unmute)
       
   301             .addClass("Ldt-Ctrl-Sound-Mute");
       
   302     } else {
       
   303         _soundCtl.attr("title", this.l10n.mute)
       
   304             .addClass(_vol < .5 ? "Ldt-Ctrl-Sound-Half" : "Ldt-Ctrl-Sound-Full" );
       
   305     }
       
   306     this.$volumeBar.slider("value", _muted ? 0 : 100 * _vol);
       
   307 };
       
   308 
       
   309 IriSP.Widgets.Controller.prototype.showSearchBlock = function() {
       
   310     this.$searchBlock.animate({ width:"160px" }, 200);
       
   311     this.$searchInput.css('background-color','#fff');
       
   312     this.$searchInput.focus();
       
   313 };
       
   314 
       
   315 IriSP.Widgets.Controller.prototype.hideSearchBlock = function() {
       
   316     if (! this.always_show_search) {
       
   317         this.$searchBlock.animate( { width: 0 }, 200);
       
   318     }
       
   319 };
       
   320 
       
   321 /** react to clicks on the search button */
       
   322 IriSP.Widgets.Controller.prototype.searchButtonHandler = function() {
       
   323     if ( !this.$searchBlock.width() ) {
       
   324         this.showSearchBlock();
       
   325         var _val = this.$searchInput.val();
       
   326         if (_val) {
       
   327             this.source.getAnnotations().search(_val);
       
   328         }
       
   329 	} else {
       
   330         this.hideSearchBlock();
       
   331     }
       
   332 };
       
   333 
       
   334 /** this handler is called whenever the content of the search
       
   335    field changes */
       
   336 IriSP.Widgets.Controller.prototype.searchHandler = function() {
       
   337     if ( !this.$searchBlock.width() ) {
       
   338         this.$searchBlock.css({ width:"160px" });
       
   339         this.$searchInput.css('background-color','#fff');
       
   340     }
       
   341     var _val = this.$searchInput.val();
       
   342     this._positiveMatch = false;
       
   343 
       
   344     // do nothing if the search field is empty, instead of highlighting everything.
       
   345     if (_val !== this.lastSearchValue) {
       
   346         if (_val) {
       
   347             this.source.getAnnotations().search(_val);
       
   348         } else {
       
   349             this.source.getAnnotations().trigger("clear-search");
       
   350             this.$searchInput.css('background-color','');
       
   351         }
       
   352     }
       
   353     this.lastSearchValue = _val;
       
   354 };