/* this widget displays a small tooltip */

IriSP.TooltipWidget = function(Popcorn, config, Serializer) {

  IriSP.Widget.call(this, Popcorn, config, Serializer);

  this._shown = false;

  this._displayedText = "";

  this._hideTimeout = -1;

};

IriSP.TooltipWidget.prototype = new IriSP.Widget();

IriSP.TooltipWidget.prototype.draw = function() {

  var templ = Mustache.to_html(IriSP.tooltipWidget_template);

  // position the widget absolutely relative to document.

  this.selector.css("position", "static");

  this.selector.append(templ);

  this.hide();

};

IriSP.TooltipWidget.prototype.clear = function() {

	this.selector.find(".tiptext").html("");

};

IriSP.TooltipWidget.prototype.show = function(text, color, x, y) {

  if (this._displayedText == text && this._shown)

    return;

  this.selector.find(".tipcolor").css("background-color", color);

  this._displayedText = text;

	this.selector.find(".tiptext").html(text);

  if (x < 0)

    x = 0;

  if (y < 0)

    y = 0;

  this.selector.find(".tip").css("left", x).css("top", y);

  this.selector.find(".tip").show();

  this._shown = true;

};

IriSP.TooltipWidget.prototype.hide = function() {                                                   

  this.selector.find(".tip").hide();

  this._shown = false;  

};