# HG changeset patch
# User veltr
# Date 1326904814 -3600
# Node ID 82a5ebbedc830af9eb023693ed8807ac7609ee11
# Parent  5e10069c5c2112f8e1e5e1c8e7d5fe568956f20d
Added a Tag Cloud Widget and corrected Stack Graph Widget

diff -r 5e10069c5c21 -r 82a5ebbedc83 src/css/LdtPlayer.css
--- a/src/css/LdtPlayer.css	Wed Jan 18 11:35:18 2012 +0100
+++ b/src/css/LdtPlayer.css	Wed Jan 18 17:40:14 2012 +0100
@@ -734,3 +734,13 @@
   display: table-cell;
   width: 80%;
 }
+
+/* Tagcloud */
+
+.Ldt-TagCloud ul {
+    list-style: none; padding: 0; margin: 5px; text-align: center;
+}
+
+.Ldt-TagCloud li {
+    display: inline-block; margin: 2px;
+}
diff -r 5e10069c5c21 -r 82a5ebbedc83 src/js/widgets/stackGraphWidget.js
--- a/src/js/widgets/stackGraphWidget.js	Wed Jan 18 11:35:18 2012 +0100
+++ b/src/js/widgets/stackGraphWidget.js	Wed Jan 18 17:40:14 2012 +0100
@@ -28,10 +28,10 @@
             },
         ],
         _defaultDefColor = "#585858";
-    this.height = (this._config.height ? this._config.height : 50);
+    this.height =  this._config.height || 50;
     this.width = this.selector.width();
-    this.isStreamGraph = (this._config.streamgraph ? this._config.streamgraph : false);
-    this.sliceCount = (this._config.slices ? this._config.slices : ~~(this.width/(this.isStreamGraph ? 20 : 5)));
+    this.isStreamGraph = this._config.streamgraph || false;
+    this.sliceCount = this._config.slices || ~~(this.width/(this.isStreamGraph ? 20 : 5));
     this.tagconf = (this._config.tags
         ? this._config.tags
         : _defaultTags);
@@ -49,17 +49,19 @@
     
     var _annotationType = this._serializer.getTweets(),
         _sliceDuration = ~~ ( this.duration / this.sliceCount),
-        _annotations = IriSP._(this._serializer._data.annotations).filter(function(_a) {
-            return ( _a.meta && _a.meta["id-ref"] && ( _a.meta["id-ref"] == _annotationType ) );
-        }),
-        _groupedAnnotations = IriSP._(_annotations).groupBy(function(_a) {
-            return ~~ (_a.begin / _sliceDuration);
+        _annotations = this._serializer._data.annotations,
+        _groupedAnnotations = IriSP._.range(this.sliceCount).map(function(_i) {
+            return _annotations.filter(function(_a){
+                return (_a.begin <= (1 + _i) * _sliceDuration) && (_a.end >= _i * _sliceDuration)
+            });
         }),
         _max = IriSP._(_groupedAnnotations).max(function(_g) {
             return _g.length
         }).length,
         _scale = this.height / _max,
-        _width = this.width / this.sliceCount;
+        _width = this.width / this.sliceCount
+        _showTitle = !this._config.excludeTitle,
+        _showDescription = !this._config.excludeDescription;
     
     
     var _paths = this.tagconf.map(function() {
@@ -74,7 +76,7 @@
                 return 0;
             });
             for (var j = 0; j < _group.length; j++){
-                var _txt = _group[j].content.description;
+           var _txt = (_showTitle ? _group[j].content.title : '') + ' ' + (_showDescription ? _group[j].content.description : '')
                 var _tags = this.tagconf.map(function(_tag) {
                         return (_txt.search(_tag.regexp) == -1 ? 0 : 1)
                     }),
diff -r 5e10069c5c21 -r 82a5ebbedc83 src/js/widgets/tagCloudWidget.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/js/widgets/tagCloudWidget.js	Wed Jan 18 17:40:14 2012 +0100
@@ -0,0 +1,70 @@
+IriSP.TagCloudWidget = function(Popcorn, config, Serializer) {
+  IriSP.Widget.call(this, Popcorn, config, Serializer);
+}
+
+IriSP.TagCloudWidget.prototype = new IriSP.Widget();
+
+IriSP.TagCloudWidget.prototype.draw = function() {
+    
+    var _stopwords = [
+            'aussi', 'and', 'avec', 'aux', 'car', 'cette', 'comme', 'dans', 'donc', 'des', 'elle', 'est',
+            'être', 'eux', 'fait', 'ici', 'ils', 'les', 'leur', 'leurs', 'mais', 'mes', 'même', 'mon', 'notre',
+            'nos', 'nous', 'ont', 'par', 'pas', 'peu', 'pour', 'que', 'qui', 'ses' ,'son', 'sont', 'sur',
+            'tes', 'très', 'the', 'ton', 'tous', 'tout', 'une', 'votre', 'vos', 'vous'
+        ],
+        _regexpword = /[^\s\.&;,'"!\?\d\(\)\+\[\]\\\…\-«»:\/]{3,}/g,
+        _words = {},
+        _showTitle = !this._config.excludeTitle,
+        _showDescription = !this._config.excludeDescription,
+        _tagCount = this._config.tagCount || 30;
+    
+    IriSP._(this._serializer._data.annotations).each(function(_annotation) {
+       if (_annotation.content && _annotation.content.description) {
+           var _txt = (_showTitle ? _annotation.content.title : '') + ' ' + (_showDescription ? _annotation.content.description : '')
+           IriSP._(_txt.toLowerCase().match(_regexpword)).each(function(_mot) {
+               if (_stopwords.indexOf(_mot) == -1) {
+                   _words[_mot] = 1 + (_words[_mot] || 0);
+               }
+           })
+       } 
+    });
+    
+    _words = IriSP._(_words)
+        .chain()
+        .map(function(_v, _k) {
+            return {
+                "word" : _k,
+                "count" : _v,
+            }
+        })
+        .filter(function(_v) {
+            return _v.count > 2;
+        })
+        .sortBy(function(_v) {
+            return - _v.count;
+        })
+        .first(_tagCount)
+        .value();
+    var _max = _words[0].count,
+        _min = Math.min(_words[_words.length - 1].count, _max - 1),
+        _scale = 16 / Math.sqrt(_max - _min),
+        _html = '<ul>'
+            + IriSP._(_words)
+                .chain()
+                .shuffle()
+                .map(function(_word) {
+                    var _size = 10 + _scale * Math.sqrt(_word.count - _min);
+                    return '<li style="font-size:'
+                        + _size
+                        + 'px;">'
+                        + _word.word
+                        + '</li>'
+                })
+                .value()
+                .join("")
+            + '</ul>';
+    this.selector
+        .addClass("Ldt-TagCloud")
+        .html(_html);
+    
+}