IriSP.Widgets.Polemic = function(player, config) {

    IriSP.Widgets.Widget.call(this, player, config);

};

IriSP.Widgets.Polemic.prototype = new IriSP.Widgets.Widget();

IriSP.Widgets.Polemic.prototype.messages = {

    fr: {

        from_: "de ",

        _to_: " à ",

        _annotations: " annotation(s)"

    },

    en: {

        from_: "from ",

        _to_: " to ",

        _annotations: " annotation(s)"

    }

};

IriSP.Widgets.Polemic.prototype.defaults = {

    element_width : 5,

    element_height : 5,

    max_elements: 20,

    annotation_type : "tweet",

    defaultcolor : "#585858",

    foundcolor : "#fc00ff",

};

IriSP.Widgets.Polemic.prototype.draw = function() {

    this.onMediaEvent("timeupdate", "onTimeupdate");

    this.$zone = IriSP.jQuery('<div>');

    this.$zone.addClass("Ldt-Polemic");

    this.$.append(this.$zone);

    this.$elapsed = IriSP.jQuery('<div>')

        .css({

            background: '#cccccc',

            position: "absolute",

            top: 0,

            left: 0,

            width: 0,

            height: "100%"

        });

    this.$zone.append(this.$elapsed);

    // we don't filter with null duration anymore

    var _slices = [],

        _slice_count = Math.floor( this.width / this.element_width ),

        _duration = this.source.getDuration(),

        _max = 0,

        _list = this.getWidgetAnnotations(),

        _this = this;

    for (var _i = 0; _i < _slice_count; _i++) {

        var _begin = new IriSP.Model.Time( _i * _duration / _slice_count ),

            _end = new IriSP.Model.Time( ( _i + 1 ) * _duration / _slice_count ),

            _count = 0,

            _res = {

                begin : _begin.toString(),

                end : _end.toString(),

                annotations : _list.filter(function(_annotation) {

                    return _annotation.begin >= _begin && _annotation.begin < _end;

                }),

                polemicStacks : []

            };

            _count += _polemic.length;

            _res.polemicStacks.push(_polemic);

        }

            _res.annotations.removeElements(_res.polemicStacks[_j]);

        }

        _count += _res.annotations.length;

        _max = Math.max(_max, _count);

        _slices.push(_res);

    }

    if (_max < this.max_elements) {

        this.is_stackgraph = false;

        if (_max) {

            this.height = (2 + _max) * this.element_height;

            this.$zone.css({

                width: this.width + "px",

                height: this.height + "px",

                position: "relative"

            });

            var _x = 0;

            function displayAnnotation(_elx, _ely, _pol, _col, _annotation) {

                var _html = Mustache.to_html(

                    '<div class="Ldt-Polemic-TweetDiv Ldt-TraceMe" trace-info="annotation-id:{{id}}, media-id:{{media_id}}, polemic:{{polemic}}, time:{{time}}" polemic-color="{{color}}"'

                    + ' tweet-title="{{title}}" annotation-id="{{id}}" style="width: {{width}}px; height: {{height}}px; top: {{top}}px; left: {{left}}px; background: {{color}}"></div>',

                {

                    id: _annotation.id,

                    media_id: _this.source.currentMedia.id,

                    polemic: _pol,

                    left: _elx,

                    top: _ely,

                    color: _col,

                    width: (_this.element_width-1),

                    height: _this.element_height,

                    title: _annotation.title,

                    time: _annotation.begin.toString()

                });

                var _el = IriSP.jQuery(_html);

                _el.mouseover(function() {

                    _annotation.trigger("select");

                }).mouseout(function() {

                    _annotation.trigger("unselect");

                }).click(function() {

                    _annotation.trigger("click");

                    return false;

                });

                IriSP.attachDndData(_el, {

                	title: _annotation.title,

                	description: _annotation.description,

                	image: _annotation.thumbnail,

		                ? _annotation.url

		                : (document.location.href.replace(/#.*$/,'') + '#id='  + _annotation.id)),

                text: '[' + _annotation.begin.toString() + '] ' + _annotation.title

                });

            	// test if annotation has several colors.

            	var colAr = [];

            		}

                }

            	// display annotation

                _annotation.on("select", function() {

                    if (_this.tooltip) {

                        _this.tooltip.show(

                            + Math.floor(_elx + (_this.element_width - 1) / 2),

                            + _ely,

                            _annotation.title,

                            ( (colAr.length>1) ? colAr : _col )

                        );

                    }

                    _this.$tweets.each(function() {

                        var _e = IriSP.jQuery(this);

                        _e.css(

                            "opacity",

                            ( _e.attr("annotation-id") == _annotation.id ? 1 : .3 )

                        );

                    });

                });

                _annotation.on("unselect", function() {

                    if (_this.tooltip) {

                        _this.tooltip.hide();

                    }

                    _this.$tweets.css("opacity",1);

                });

                _annotation.on("found", function() {

                    _el.css({

                        "background" : _this.foundcolor,

                        "opacity" : 1

                    });

                });

                _annotation.on("not-found", function() {

                    _el.css({

                        "background" : _col,

                        "opacity" : .3

                    });

                });

                _this.$zone.append(_el);

            }

            IriSP._(_slices).forEach(function(_slice) {

                var _y = _this.height;

                _slice.annotations.forEach(function(_annotation) {

                    _y -= _this.element_height;

                    displayAnnotation(_x, _y, "none", _this.defaultcolor, _annotation);

                });

                IriSP._(_slice.polemicStacks).forEach(function(_annotations, _j) {

                    _annotations.forEach(function(_annotation) {

                        _y -= _this.element_height;

                        displayAnnotation(_x, _y, _polemic, _color, _annotation);

                    });

                });

                _x += _this.element_width;

            });

            this.$zone.append(_html);

            this.$tweets = this.$.find(".Ldt-Polemic-TweetDiv");

            this.source.getAnnotations().on("search-cleared", function() {

                _this.$tweets.each(function() {

                    var _el = IriSP.jQuery(this);

                    _el.css({

                        "background" : _el.attr("polemic-color"),

                        "opacity" : 1

                    });

                });

            });

        } else {

            this.$zone.hide();

        }

    } else {

        this.is_stackgraph = true;

        this.height = (2 + this.max_elements) * this.element_height;

        this.$zone.css({

            width: this.width + "px",

            height: this.height + "px",

            position: "relative"

        });

        var _x = 0,

            _html = '',

            _scale = this.max_elements * this.element_height / _max;

        function displayStackElement(_x, _y, _h, _color, _nums, _begin, _end, _polemic) {

            _html += Mustache.to_html(

                '<div class="Ldt-Polemic-TweetDiv Ldt-TraceMe" trace-info="annotation-block, media-id={{media_id}}, polemic={{polemic}}, time:{{begin}}" pos-x="{{posx}}" pos-y="{{top}}" annotation-counts="{{nums}}" begin-time="{{begin}}" end-time="{{end}}"'

                + ' style="width: {{width}}px; height: {{height}}px; top: {{top}}px; left: {{left}}px; background: {{color}}"></div>',

            {

                nums: _nums,

                posx: Math.floor(_x + (_this.element_width - 1) / 2),

                media_id: _this.source.currentMedia.id,

                polemic: _polemic,

                left: _x,

                top: _y,

                color: _color,

                width: (_this.element_width-1),

                height: _h,

                begin: _begin,

                end: _end

            });

        }

        IriSP._(_slices).forEach(function(_slice) {

            var _y = _this.height,

                _nums = _slice.annotations.length + "," + IriSP._(_slice.polemicStacks).map(function(_annotations) {

                    return _annotations.length;

                }).join(",");

            if (_slice.annotations.length) {

                var _h = Math.ceil(_scale * _slice.annotations.length);

                _y -= _h;

                displayStackElement(_x, _y, _h, _this.defaultcolor, _nums, _slice.begin, _slice.end, "none");

            }

            IriSP._(_slice.polemicStacks).forEach(function(_annotations, _j) {

                if (_annotations.length) {

                        _h = Math.ceil(_scale * _annotations.length);

                    _y -= _h;

                    displayStackElement(_x, _y, _h, _color, _nums, _slice.begin, _slice.end, _polemic);

                }

            });

            _x += _this.element_width;

        });

        this.$zone.append(_html);

        this.$tweets = this.$.find(".Ldt-Polemic-TweetDiv");

        this.$tweets