src/widgets/Segments.js
changeset 1072 ac1eacb3aa33
parent 1069 2409cb4cebaf
equal deleted inserted replaced
1071:02c04d2c8fd8 1072:ac1eacb3aa33
     1 // TODO: Trigger IriSP.SegmentsWidget.click
     1 // TODO: Trigger ns.SegmentsWidget.click
     2 
     2 import Mustache from "mustache";
     3 IriSP.Widgets.Segments = function(player, config) {
     3 import _ from "lodash";
     4     IriSP.Widgets.Widget.call(this, player, config);
     4 import jQuery from "jquery";
     5 };
     5 
     6 
     6 import segmentsStyles from "./Segments.module.css";
     7 IriSP.Widgets.Segments.prototype = new IriSP.Widgets.Widget();
     7 
     8 
     8 const Segments = function (ns) {
     9 IriSP.Widgets.Segments.prototype.defaults = {
     9   return class extends ns.Widgets.Widget {
    10     annotation_type : "chap",
    10     constructor(player, config) {
    11     colors: ["#1f77b4","#aec7e8","#ff7f0e","#ffbb78","#2ca02c","#98df8a","#d62728","#ff9896","#9467bd","#c5b0d5","#8c564b","#c49c94","#e377c2","#f7b6d2","#7f7f7f","#c7c7c7","#bcbd22","#dbdb8d","#17becf","#9edae5"],
    11       super(player, config);
    12     line_height: 8,
    12     }
    13     background: "#e0e0e0",
    13 
    14     overlap: .25,
    14     static defaults = {
    15     found_color: "#FF00FC",
    15       annotation_type: "chap",
    16     faded_found_color: "#ff80fc",
    16       colors: [
    17     selected_color: "#74d600",
    17         "#1f77b4",
    18     faded_selected_color: "#baf9b5",
    18         "#aec7e8",
    19     no_tooltip: false,
    19         "#ff7f0e",
    20     use_timerange: false,
    20         "#ffbb78",
    21     scale_to_parent: true
    21         "#2ca02c",
    22 };
    22         "#98df8a",
    23 
    23         "#d62728",
    24 IriSP.Widgets.Segments.prototype.template =
    24         "#ff9896",
    25     '<div class="Ldt-Segments-List"></div>'
    25         "#9467bd",
    26     + '<div class="Ldt-Segments-Position"></div>'
    26         "#c5b0d5",
    27     + '<div class="Ldt-Segments-Tooltip"></div>';
    27         "#8c564b",
    28 
    28         "#c49c94",
    29 IriSP.Widgets.Segments.prototype.annotationTemplate =
    29         "#e377c2",
    30     '<div class="Ldt-Segments-Segment Ldt-TraceMe" trace-info="segment-id:{{id}}, media-id:{{media_id}}, from:{{from}}, to:{{to}}" segment-text="{{text}}"'
    30         "#f7b6d2",
    31     + 'style="top:{{top}}px; height:{{height}}px; left:{{left}}px; width:{{width}}px; background:{{medcolor}}" data-base-color="{{color}}" data-low-color="{{lowcolor}}" data-medium-color="{{medcolor}}"></div>';
    31         "#7f7f7f",
    32 
    32         "#c7c7c7",
    33 
    33         "#bcbd22",
    34 IriSP.Widgets.Segments.prototype.do_draw = function (isRedraw) {
    34         "#dbdb8d",
    35     if (this.width != this.$.parent().width() && this.scale_to_parent) {
    35         "#17becf",
       
    36         "#9edae5",
       
    37       ],
       
    38       line_height: 8,
       
    39       background: "#e0e0e0",
       
    40       overlap: 0.25,
       
    41       found_color: "#FF00FC",
       
    42       faded_found_color: "#ff80fc",
       
    43       selected_color: "#74d600",
       
    44       faded_selected_color: "#baf9b5",
       
    45       no_tooltip: false,
       
    46       use_timerange: false,
       
    47       scale_to_parent: true,
       
    48     };
       
    49 
       
    50     static template =
       
    51       '<div class="Ldt-Segments-List"></div>' +
       
    52       '<div class="Ldt-Segments-Position"></div>' +
       
    53       '<div class="Ldt-Segments-Tooltip"></div>';
       
    54 
       
    55     static annotationTemplate =
       
    56       '<div class="Ldt-Segments-Segment Ldt-TraceMe" trace-info="segment-id:{{id}}, media-id:{{media_id}}, from:{{from}}, to:{{to}}" segment-text="{{text}}"' +
       
    57       'style="top:{{top}}px; height:{{height}}px; left:{{left}}px; width:{{width}}px; background:{{medcolor}}" data-base-color="{{color}}" data-low-color="{{lowcolor}}" data-medium-color="{{medcolor}}"></div>';
       
    58 
       
    59     do_draw(isRedraw) {
       
    60       if (this.width != this.$.parent().width() && this.scale_to_parent) {
    36         // Reset width
    61         // Reset width
    37         this.width = this.$.parent().width();
    62         this.width = this.$.parent().width();
    38         this.$.css({ width : this.width + "px" });
    63         this.$.css({ width: this.width + "px" });
    39     }
    64       }
    40     var _this = this,
    65       var _this = this,
    41         _list = this.getWidgetAnnotations().filter(function(_ann) {
    66         _list = this.getWidgetAnnotations().filter(function (_ann) {
    42             return _ann.getDuration() > 0 && _ann.getMedia().id == _this.media.id;
    67           return _ann.getDuration() > 0 && _ann.getMedia().id == _this.media.id;
    43         }),
    68         }),
    44         _scale = this.width / this.source.getDuration(),
    69         _scale = this.width / this.source.getDuration(),
    45         list_$ = this.$.find('.Ldt-Segments-List'),
    70         list_$ = this.$.find(".Ldt-Segments-List"),
    46         lines = [],
    71         lines = [],
    47         zindex = 1,
    72         zindex = 1,
    48         searching = false;
    73         searching = false;
    49     
    74 
    50     function saturate(r, g, b, s) {
    75       function saturate(r, g, b, s) {
    51         function satcomp(c) {
    76         function satcomp(c) {
    52             return Math.floor(240 * (1 - s) + c * s);
    77           return Math.floor(240 * (1 - s) + c * s);
    53         }
    78         }
    54         var res = ( 0x10000 * satcomp(r) + 0x100 * satcomp(g) + satcomp(b)).toString(16);
    79         var res = (
       
    80           0x10000 * satcomp(r) +
       
    81           0x100 * satcomp(g) +
       
    82           satcomp(b)
       
    83         ).toString(16);
    55         while (res.length < 6) {
    84         while (res.length < 6) {
    56             res = "0" + res;
    85           res = "0" + res;
    57         }
    86         }
    58         return "#" + res;
    87         return "#" + res;
    59     }
    88       }
    60 
    89 
    61     if (isRedraw) {
    90       if (isRedraw) {
    62         // Remove all previous elements before recreating them. Not very efficient.
    91         // Remove all previous elements before recreating them. Not very efficient.
    63         this.$.find('.Ldt-Segments-Segment').remove();
    92         this.$.find(".Ldt-Segments-Segment").remove();
    64     }
    93       }
    65     _list.forEach(function(_annotation, _k) {
    94       _list.forEach(function (_annotation, _k) {
    66         var _left = _annotation.begin * _scale,
    95         var _left = _annotation.begin * _scale,
    67             _width = ( _annotation.getDuration() ) * _scale,
    96           _width = _annotation.getDuration() * _scale,
    68             _center = Math.floor( _left + _width / 2 ),
    97           _center = Math.floor(_left + _width / 2),
    69             _fulltext = _annotation.title + ( _annotation.description ? ( '<br/>' + _annotation.description ) : '' ),
    98           _fulltext =
    70             line = IriSP._(lines).find(function(line) {
    99             _annotation.title +
    71                 return !IriSP._(line.annotations).find(function(a) {
   100             (_annotation.description ? "<br/>" + _annotation.description : ""),
    72                     return a.begin < _annotation.end && a.end > _annotation.begin;
   101           line = _(lines).find(function (line) {
    73                 });
   102             return !_(line.annotations).find(function (a) {
       
   103               return a.begin < _annotation.end && a.end > _annotation.begin;
    74             });
   104             });
       
   105           });
    75         if (!line) {
   106         if (!line) {
    76             line = { index: lines.length, annotations: []};
   107           line = { index: lines.length, annotations: [] };
    77             lines.push(line); 
   108           lines.push(line);
    78         }
   109         }
    79         line.annotations.push(_annotation);
   110         line.annotations.push(_annotation);
    80         var _top = ((1 - _this.overlap) * line.index) * _this.line_height,
   111         var _top = (1 - _this.overlap) * line.index * _this.line_height,
    81             color = ( typeof _annotation.color !== "undefined" && _annotation.color ? _annotation.color : _this.colors[_k % _this.colors.length] ),
   112           color =
    82             r = parseInt(color.substr(1,2),16),
   113             typeof _annotation.color !== "undefined" && _annotation.color
    83             g = parseInt(color.substr(3,2),16),
   114               ? _annotation.color
    84             b = parseInt(color.substr(5,2),16),
   115               : _this.colors[_k % _this.colors.length],
    85             medcolor = saturate(r, g, b, .5),
   116           r = parseInt(color.substr(1, 2), 16),
    86             lowcolor = saturate(r, g, b, .2);
   117           g = parseInt(color.substr(3, 2), 16),
       
   118           b = parseInt(color.substr(5, 2), 16),
       
   119           medcolor = saturate(r, g, b, 0.5),
       
   120           lowcolor = saturate(r, g, b, 0.2);
    87         var _data = {
   121         var _data = {
    88             color : color,
   122           color: color,
    89             medcolor: medcolor,
   123           medcolor: medcolor,
    90             lowcolor: lowcolor,
   124           lowcolor: lowcolor,
    91             text: (_annotation.creator ? (_annotation.creator + " : ") : "" ) + _fulltext.replace(/(\n|\r|\r\n)/mg,' ').replace(/(^.{120,140})[\s].+$/m,'$1&hellip;'),
   125           text:
    92             left : _left,
   126             (_annotation.creator ? _annotation.creator + " : " : "") +
    93             width : _width,
   127             _fulltext
    94             top: _top,
   128               .replace(/(\n|\r|\r\n)/gm, " ")
    95             height: _this.line_height - 1,
   129               .replace(/(^.{120,140})[\s].+$/m, "$1&hellip;"),
    96             id : _annotation.id,
   130           left: _left,
    97             media_id : _annotation.getMedia().id,
   131           width: _width,
    98             from: _annotation.begin.toString(),
   132           top: _top,
    99             to: _annotation.end.toString()
   133           height: _this.line_height - 1,
       
   134           id: _annotation.id,
       
   135           media_id: _annotation.getMedia().id,
       
   136           from: _annotation.begin.toString(),
       
   137           to: _annotation.end.toString(),
   100         };
   138         };
   101         var _html = Mustache.to_html(_this.annotationTemplate, _data),
   139         var _html = Mustache.render(_this.constructor.annotationTemplate, _data),
   102             _el = IriSP.jQuery(_html);
   140           _el = jQuery(_html);
   103         _el.mouseover(function() {
   141         _el
   104                 _annotation.trigger("select");
   142           .on("mouseover", function () {
   105             })
   143             _annotation.trigger("select");
   106             .mouseout(function() {
   144           })
   107                 _annotation.trigger("unselect");
   145           .on("mouseout", function () {
   108             })
   146             _annotation.trigger("unselect");
   109             .click(function() {
   147           })
   110                 if(_this.use_timerange){
   148           .on("click", function () {
   111                     if(!_this.media.getTimeRange()){
   149             if (_this.use_timerange) {
   112                         _this.media.setCurrentTime(_annotation.begin);
   150               if (!_this.media.getTimeRange()) {
   113                         _this.media.setTimeRange(_annotation.begin, _annotation.end);
   151                 _this.media.setCurrentTime(_annotation.begin);
   114                         _this.media.play();
   152                 _this.media.setTimeRange(_annotation.begin, _annotation.end);
   115                         _this.$segments.each(function(){
   153                 _this.media.play();
   116                             var _segment = IriSP.jQuery(this);
   154                 _this.$segments.each(function () {
   117                             _segment.css("background", lowcolor).removeClass("selected");
   155                   var _segment = jQuery(this);
   118                         })
   156                   _segment.css("background", lowcolor).removeClass("selected");
   119                         _el.css("background", _this.selected_color).addClass("selected");
       
   120                     }
       
   121                     else if (_this.media.getTimeRange()[0]==_annotation.begin || _this.media.getTimeRange()[1]==_annotation.end){
       
   122                         _this.media.resetTimeRange();
       
   123                         _this.$segments.each(function(){
       
   124                             var _segment = IriSP.jQuery(this);
       
   125                             _segment.css("background", lowcolor).removeClass("selected");
       
   126                             _annotation.trigger("select");
       
   127                         })
       
   128                     }
       
   129                     else {
       
   130                         _this.media.setCurrentTime(_annotation.begin);
       
   131                         _this.media.setTimeRange(_annotation.begin, _annotation.end);
       
   132                         _this.media.play();
       
   133                         _this.$segments.each(function(){
       
   134                             var _segment = IriSP.jQuery(this);
       
   135                             _segment.css("background", lowcolor).removeClass("selected");
       
   136                         })
       
   137                         _el.css("background", _this.selected_color).addClass("selected");
       
   138                     }
       
   139                 }
       
   140                 _annotation.trigger("click");
       
   141             })
       
   142             .appendTo(list_$);
       
   143         IriSP.attachDndData(_el, {
       
   144         	title: _annotation.title,
       
   145         	description: _annotation.description,
       
   146         	uri: (typeof _annotation.url !== "undefined" 
       
   147                 ? _annotation.url
       
   148                 : (document.location.href.replace(/#.*$/,'') + '#id='  + _annotation.id)),
       
   149             image: _annotation.thumbnail,
       
   150             text: '[' + _annotation.begin.toString() + '] ' + _annotation.title
       
   151         });
       
   152         _annotation.on("select", function() {
       
   153             _this.$segments.each(function() {
       
   154                 var _segment = IriSP.jQuery(this);
       
   155                 _segment.css({
       
   156                     background: _segment.hasClass("found") ? _this.faded_found_color : _segment.attr("data-low-color")
       
   157                 });
   157                 });
   158                 _segment.css({
   158                 _el
   159                     background: _segment.hasClass("selected") ? _this.faded_selected_color : _segment.attr("data-low-color")
   159                   .css("background", _this.selected_color)
   160                 })
   160                   .addClass("selected");
       
   161               } else if (
       
   162                 _this.media.getTimeRange()[0] == _annotation.begin ||
       
   163                 _this.media.getTimeRange()[1] == _annotation.end
       
   164               ) {
       
   165                 _this.media.resetTimeRange();
       
   166                 _this.$segments.each(function () {
       
   167                   var _segment = jQuery(this);
       
   168                   _segment.css("background", lowcolor).removeClass("selected");
       
   169                   _annotation.trigger("select");
       
   170                 });
       
   171               } else {
       
   172                 _this.media.setCurrentTime(_annotation.begin);
       
   173                 _this.media.setTimeRange(_annotation.begin, _annotation.end);
       
   174                 _this.media.play();
       
   175                 _this.$segments.each(function () {
       
   176                   var _segment = jQuery(this);
       
   177                   _segment.css("background", lowcolor).removeClass("selected");
       
   178                 });
       
   179                 _el
       
   180                   .css("background", _this.selected_color)
       
   181                   .addClass("selected");
       
   182               }
       
   183             }
       
   184             _annotation.trigger("click");
       
   185           })
       
   186           .appendTo(list_$);
       
   187         ns.attachDndData(_el, {
       
   188           title: _annotation.title,
       
   189           description: _annotation.description,
       
   190           uri:
       
   191             typeof _annotation.url !== "undefined"
       
   192               ? _annotation.url
       
   193               : document.location.href.replace(/#.*$/, "") +
       
   194                 "#id=" +
       
   195                 _annotation.id,
       
   196           image: _annotation.thumbnail,
       
   197           text: "[" + _annotation.begin.toString() + "] " + _annotation.title,
       
   198         });
       
   199         _annotation.on("select", function () {
       
   200           _this.$segments.each(function () {
       
   201             var _segment = jQuery(this);
       
   202             _segment.css({
       
   203               background: _segment.hasClass("found")
       
   204                 ? _this.faded_found_color
       
   205                 : _segment.attr("data-low-color"),
   161             });
   206             });
   162             _el.css({
   207             _segment.css({
   163                 background: _el.hasClass("found") ? _this.found_color: color,
   208               background: _segment.hasClass("selected")
   164                 background: _el.hasClass("selected") ? _this.selected_color: color,
   209                 ? _this.faded_selected_color
   165                 "z-index": ++zindex
   210                 : _segment.attr("data-low-color"),
   166             });
   211             });
   167             if (_this.tooltip) {
   212           });
   168                 _this.tooltip.show( _center, _top, _data.text, _data.color );
   213           _el.css({
   169             }
   214             background: _el.hasClass("found") ? _this.found_color : color,
   170         });
   215             background: _el.hasClass("selected") ? _this.selected_color : color,
   171         _annotation.on("unselect", function() {
   216             "z-index": ++zindex,
   172             if (_this.tooltip) {
   217           });
   173                 _this.tooltip.hide();
   218           if (_this.tooltip) {
   174             }
   219             _this.tooltip.show(_center, _top, _data.text, _data.color);
   175             _this.$segments.each(function() {
   220           }
   176                 var _segment = IriSP.jQuery(this);
   221         });
   177                 _segment.css("background", _segment.hasClass("found") ? _this.found_color : _segment.attr(searching ? "data-low-color" : "data-medium-color"));
   222         _annotation.on("unselect", function () {
   178                 _segment.css("background", _segment.hasClass("selected") ? _this.selected_color : _segment.attr(searching ? "data-low-color" : "data-medium-color"));
   223           if (_this.tooltip) {
   179             });
   224             _this.tooltip.hide();
   180         });
   225           }
   181         _annotation.on("found", function() {
   226           _this.$segments.each(function () {
   182             _el.css("background", _this.found_color).addClass("found");
   227             var _segment = jQuery(this);
   183         });
   228             _segment.css(
   184         _annotation.on("not-found", function() {
   229               "background",
   185             _el.css("background", lowcolor).removeClass("found");
   230               _segment.hasClass("found")
   186         });
   231                 ? _this.found_color
   187     });
   232                 : _segment.attr(
   188     
   233                     searching ? "data-low-color" : "data-medium-color"
   189     this.onMediaEvent("resettimerange", function(){
   234                   )
   190         
   235             );
   191         _this.$segments.each(function(){
   236             _segment.css(
   192             var _segment = IriSP.jQuery(this);
   237               "background",
   193             _segment.removeClass("selected");
   238               _segment.hasClass("selected")
   194         })
   239                 ? _this.selected_color
   195     });
   240                 : _segment.attr(
   196     
   241                     searching ? "data-low-color" : "data-medium-color"
   197     this.$.css({
   242                   )
   198         width : this.width + "px",
   243             );
   199         height : (((1 - this.overlap) * lines.length + this.overlap) * this.line_height) + "px",
   244           });
   200         background : this.background,
   245         });
   201         margin: "1px 0"
   246         _annotation.on("found", function () {
   202     });
   247           _el.css("background", _this.found_color).addClass("found");
   203     this.$segments = this.$.find('.Ldt-Segments-Segment');
   248         });
       
   249         _annotation.on("not-found", function () {
       
   250           _el.css("background", lowcolor).removeClass("found");
       
   251         });
       
   252       });
       
   253 
       
   254       this.onMediaEvent("resettimerange", function () {
       
   255         _this.$segments.each(function () {
       
   256           var _segment = jQuery(this);
       
   257           _segment.removeClass("selected");
       
   258         });
       
   259       });
       
   260 
       
   261       this.$.css({
       
   262         width: this.width + "px",
       
   263         height:
       
   264           ((1 - this.overlap) * lines.length + this.overlap) *
       
   265             this.line_height +
       
   266           "px",
       
   267         background: this.background,
       
   268         margin: "1px 0",
       
   269       });
       
   270       this.$segments = this.$.find(".Ldt-Segments-Segment");
       
   271     }
       
   272 
       
   273     draw() {
       
   274       var widget = this;
       
   275       widget.onMediaEvent("timeupdate", "onTimeupdate");
       
   276       widget.renderTemplate();
       
   277       widget.do_draw();
       
   278       if (!this.no_tooltip) {
       
   279         widget.insertSubwidget(
       
   280           widget.$.find(".Ldt-Segments-Tooltip"),
       
   281           {
       
   282             type: "Tooltip",
       
   283             min_x: 0,
       
   284             max_x: this.width,
       
   285           },
       
   286           "tooltip"
       
   287         );
       
   288       }
       
   289       widget.source.getAnnotations().on("search", function () {
       
   290         searching = true;
       
   291       });
       
   292       widget.source.getAnnotations().on("search-cleared", function () {
       
   293         searching = false;
       
   294         _this.$segments.each(function () {
       
   295           var _segment = jQuery(this);
       
   296           _segment
       
   297             .css("background", _segment.attr("data-medium-color"))
       
   298             .removeClass("found");
       
   299         });
       
   300       });
       
   301       this.$.on("resize", function () {
       
   302         widget.do_draw(true);
       
   303       });
       
   304     }
       
   305 
       
   306     onTimeupdate(_time) {
       
   307       var _x = Math.floor((this.width * _time) / this.media.duration);
       
   308       this.$.find(".Ldt-Segments-Position").css({
       
   309         left: _x + "px",
       
   310       });
       
   311     }
       
   312   };
   204 };
   313 };
   205 
   314 
   206 IriSP.Widgets.Segments.prototype.draw = function() {
   315 export { Segments, segmentsStyles };
   207     var widget = this;
       
   208     widget.onMediaEvent("timeupdate", "onTimeupdate");
       
   209     widget.renderTemplate();
       
   210     widget.do_draw();
       
   211     if (!this.no_tooltip) {
       
   212         widget.insertSubwidget(
       
   213             widget.$.find(".Ldt-Segments-Tooltip"),
       
   214             {
       
   215                 type: "Tooltip",
       
   216                 min_x: 0,
       
   217                 max_x: this.width
       
   218             },
       
   219             "tooltip"
       
   220         );
       
   221     };
       
   222     widget.source.getAnnotations().on("search", function() {
       
   223         searching = true;
       
   224     });
       
   225     widget.source.getAnnotations().on("search-cleared", function() {
       
   226         searching = false;
       
   227         _this.$segments.each(function() {
       
   228             var _segment = IriSP.jQuery(this);
       
   229             _segment.css("background", _segment.attr("data-medium-color")).removeClass("found");
       
   230         });
       
   231     });
       
   232     this.$.on("resize", function () { widget.do_draw(true); });
       
   233 };
       
   234 
       
   235 IriSP.Widgets.Segments.prototype.onTimeupdate = function(_time) {    
       
   236     var _x = Math.floor( this.width * _time / this.media.duration);
       
   237     this.$.find('.Ldt-Segments-Position').css({
       
   238         left: _x + "px"
       
   239     });
       
   240 };
       
   241