/*! jQuery UI - v1.10.1 - 2013-02-15
* http://jqueryui.com
* Includes: jquery.ui.selectable.js
* Copyright 2013 jQuery Foundation and other contributors; Licensed MIT */
(function(e,t){e.widget("ui.selectable",e.ui.mouse,{version:"1.10.1",options:{appendTo:"body",autoRefresh:!0,distance:0,filter:"*",tolerance:"touch",selected:null,selecting:null,start:null,stop:null,unselected:null,unselecting:null},_create:function(){var t,n=this;this.element.addClass("ui-selectable"),this.dragged=!1,this.refresh=function(){t=e(n.options.filter,n.element[0]),t.addClass("ui-selectee"),t.each(function(){var t=e(this),n=t.offset();e.data(this,"selectable-item",{element:this,$element:t,left:n.left,top:n.top,right:n.left+t.outerWidth(),bottom:n.top+t.outerHeight(),startselected:!1,selected:t.hasClass("ui-selected"),selecting:t.hasClass("ui-selecting"),unselecting:t.hasClass("ui-unselecting")})})},this.refresh(),this.selectees=t.addClass("ui-selectee"),this._mouseInit(),this.helper=e("<div class='ui-selectable-helper'></div>")},_destroy:function(){this.selectees.removeClass("ui-selectee").removeData("selectable-item"),this.element.removeClass("ui-selectable ui-selectable-disabled"),this._mouseDestroy()},_mouseStart:function(t){var n=this,r=this.options;this.opos=[t.pageX,t.pageY];if(this.options.disabled)return;this.selectees=e(r.filter,this.element[0]),this._trigger("start",t),e(r.appendTo).append(this.helper),this.helper.css({left:t.pageX,top:t.pageY,width:0,height:0}),r.autoRefresh&&this.refresh(),this.selectees.filter(".ui-selected").each(function(){var r=e.data(this,"selectable-item");r.startselected=!0,!t.metaKey&&!t.ctrlKey&&(r.$element.removeClass("ui-selected"),r.selected=!1,r.$element.addClass("ui-unselecting"),r.unselecting=!0,n._trigger("unselecting",t,{unselecting:r.element}))}),e(t.target).parents().addBack().each(function(){var r,i=e.data(this,"selectable-item");if(i)return r=!t.metaKey&&!t.ctrlKey||!i.$element.hasClass("ui-selected"),i.$element.removeClass(r?"ui-unselecting":"ui-selected").addClass(r?"ui-selecting":"ui-unselecting"),i.unselecting=!r,i.selecting=r,i.selected=r,r?n._trigger("selecting",t,{selecting:i.element}):n._trigger("unselecting",t,{unselecting:i.element}),!1})},_mouseDrag:function(t){this.dragged=!0;if(this.options.disabled)return;var n,r=this,i=this.options,s=this.opos[0],o=this.opos[1],u=t.pageX,a=t.pageY;return s>u&&(n=u,u=s,s=n),o>a&&(n=a,a=o,o=n),this.helper.css({left:s,top:o,width:u-s,height:a-o}),this.selectees.each(function(){var n=e.data(this,"selectable-item"),f=!1;if(!n||n.element===r.element[0])return;i.tolerance==="touch"?f=!(n.left>u||n.right<s||n.top>a||n.bottom<o):i.tolerance==="fit"&&(f=n.left>s&&n.right<u&&n.top>o&&n.bottom<a),f?(n.selected&&(n.$element.removeClass("ui-selected"),n.selected=!1),n.unselecting&&(n.$element.removeClass("ui-unselecting"),n.unselecting=!1),n.selecting||(n.$element.addClass("ui-selecting"),n.selecting=!0,r._trigger("selecting",t,{selecting:n.element}))):(n.selecting&&((t.metaKey||t.ctrlKey)&&n.startselected?(n.$element.removeClass("ui-selecting"),n.selecting=!1,n.$element.addClass("ui-selected"),n.selected=!0):(n.$element.removeClass("ui-selecting"),n.selecting=!1,n.startselected&&(n.$element.addClass("ui-unselecting"),n.unselecting=!0),r._trigger("unselecting",t,{unselecting:n.element}))),n.selected&&!t.metaKey&&!t.ctrlKey&&!n.startselected&&(n.$element.removeClass("ui-selected"),n.selected=!1,n.$element.addClass("ui-unselecting"),n.unselecting=!0,r._trigger("unselecting",t,{unselecting:n.element})))}),!1},_mouseStop:function(t){var n=this;return this.dragged=!1,e(".ui-unselecting",this.element[0]).each(function(){var r=e.data(this,"selectable-item");r.$element.removeClass("ui-unselecting"),r.unselecting=!1,r.startselected=!1,n._trigger("unselected",t,{unselected:r.element})}),e(".ui-selecting",this.element[0]).each(function(){var r=e.data(this,"selectable-item");r.$element.removeClass("ui-selecting").addClass("ui-selected"),r.selecting=!1,r.selected=!0,r.startselected=!0,n._trigger("selected",t,{selected:r.element})}),this._trigger("stop",t),this.helper.remove(),!1}})})(jQuery);