define([],function(){var a=Backbone.View.extend({defaultOptions:{frame:{cols:6,rows:3},rows:1e3,cell:130,margin:5,scroll:5,top_min:40,frame_max:9,visible:!0},cols:0,top:0,top_max:0,frame_z:0,frame_counter:0,frame_uid:0,frame_list:{},frame_shadow:null,visible:!1,event:{},initialize:function(a){var b=this;this.options=_.defaults(a||{},this.defaultOptions),this.visible=this.options.visible,this.top=this.top_max=this.options.top_min,this.setElement($("
").addClass("galaxy-frame")),this.$el.append($("").addClass("frame-background")),this.$el.append($("").addClass("frame-menu frame-scroll-up fa fa-chevron-up fa-2x")),this.$el.append($("").addClass("frame-menu frame-scroll-down fa fa-chevron-down fa-2x")),this.$el.append($("").addClass("frame-shadow corner").attr("id","frame-shadow")),this.frame_shadow={id:"#frame-shadow",screen_location:{},grid_location:{},grid_rank:null,grid_lock:!1},this._frameResize(this.frame_shadow,{width:0,height:0}),this.frame_list["#frame-shadow"]=this.frame_shadow,this.visible?this.show():this.hide(),this._panelRefresh(),$(window).resize(function(){b.visible&&b._panelRefresh()})},render:function(){this.$(".frame-scroll-up")[this.top!=this.options.top_min&&"show"||"hide"](),this.$(".frame-scroll-down")[this.top!=this.top_max&&"show"||"hide"]()},add:function(a){if(this.frame_counter>=this.options.frame_max)Galaxy.modal.show({title:"Warning",body:"You have reached the maximum number of allowed frames ("+this.options.frame_max+").",buttons:{Close:function(){Galaxy.modal.hide()}}});else{var b="#frame-"+this.frame_uid++;if(0!==$(b).length)Galaxy.modal.show({title:"Error",body:"This frame already exists. This page might contain multiple frame managers.",buttons:{Close:function(){Galaxy.modal.hide()}}});else{this.top=this.options.top_min;var c=$(this._frameTemplate(b.substring(1),a.title)),d=c.find(".f-content");this.$el.append(c),a.url?d.append($("").addClass("f-iframe").attr("scrolling","auto").attr("src",a.url+(-1===a.url.indexOf("?")?"?":"&")+"widget=True")):a.content&&(_.isFunction(a.content)?a.content(d):d.append(a.content));var e={id:b,screen_location:{},grid_location:{},grid_rank:null,grid_lock:!1};a.width=this._toPixelCoord("width",this.options.frame.cols),a.height=this._toPixelCoord("height",this.options.frame.rows),this.frame_z=parseInt($(e.id).css("z-index")),this.frame_list[b]=e,this.frame_counter++,this._frameResize(e,{width:a.width,height:a.height}),this._frameInsert(e,{top:0,left:0},!0),!this.visible&&this.show(),this.trigger("add")}}},del:function(a){var b=this,c=this.$(a);c.fadeOut("fast",function(){c.remove(),delete b.frame_list[a],b.frame_counter--,b._panelRefresh(!0),b._panelAnimationComplete(),b.trigger("remove")})},show:function(){this.visible=!0,this.$el.fadeIn("fast"),this.trigger("show")},hide:function(){this.event.type||(this.visible=!1,this.$el.fadeOut("fast",function(){$(this).hide()}),this.trigger("hide"))},length:function(){return this.frame_counter},events:{mousemove:"_eventFrameMouseMove",mouseup:"_eventFrameMouseUp",mouseleave:"_eventFrameMouseUp",mousewheel:"_eventPanelScroll",DOMMouseScroll:"_eventPanelScroll","mousedown .frame":"_eventFrameMouseDown","mousedown .frame-background":"_eventHide","mousedown .frame-scroll-up":"_eventPanelScroll_up","mousedown .frame-scroll-down":"_eventPanelScroll_down","mousedown .f-close":"_eventFrameClose","mousedown .f-pin":"_eventFrameLock"},_eventFrameMouseDown:function(a){if(!this.event.type&&(($(a.target).hasClass("f-header")||$(a.target).hasClass("f-title"))&&(this.event.type="drag"),$(a.target).hasClass("f-resize")&&(this.event.type="resize"),this.event.type)){if(a.preventDefault(),this.event.target=this._frameIdentify(a.target),this.event.target.grid_lock)return void(this.event.type=null);this.event.xy={x:a.originalEvent.pageX,y:a.originalEvent.pageY},this._frameDragStart(this.event.target)}},_eventFrameMouseMove:function(a){if(this.event.type){var b={x:a.originalEvent.pageX,y:a.originalEvent.pageY},c={x:b.x-this.event.xy.x,y:b.y-this.event.xy.y};this.event.xy=b;var d=this._frameScreen(this.event.target);if("resize"==this.event.type){d.width+=c.x,d.height+=c.y;var e=this.options.cell-this.options.margin-1;d.width=Math.max(d.width,e),d.height=Math.max(d.height,e),this._frameResize(this.event.target,d),d.width=this._toGridCoord("width",d.width)+1,d.height=this._toGridCoord("height",d.height)+1,d.width=this._toPixelCoord("width",d.width),d.height=this._toPixelCoord("height",d.height),this._frameResize(this.frame_shadow,d),this._frameInsert(this.frame_shadow,{top:this._toGridCoord("top",d.top),left:this._toGridCoord("left",d.left)})}else if("drag"==this.event.type){d.left+=c.x,d.top+=c.y,this._frameOffset(this.event.target,d);var f={top:this._toGridCoord("top",d.top),left:this._toGridCoord("left",d.left)};0!==f.left&&f.left++,this._frameInsert(this.frame_shadow,f)}}},_eventFrameMouseUp:function(){this.event.type&&(this._frameDragStop(this.event.target),this.event.type=null)},_eventFrameClose:function(a){this.event.type||(a.preventDefault(),this.del(this._frameIdentify(a.target).id))},_eventFrameLock:function(a){if(!this.event.type){a.preventDefault();var b=this._frameIdentify(a.target),c=b.grid_lock=!b.grid_lock,d=$(b.id);d.find(".f-pin")[c&&"addClass"||"removeClass"]("toggle"),d.find(".f-header")[c&&"removeClass"||"addClass"]("f-not-allowed"),d.find(".f-title")[c&&"removeClass"||"addClass"]("f-not-allowed"),d.find(".f-resize")[c&&"hide"||"show"](),d.find(".f-close")[c&&"hide"||"show"]()}},_eventHide:function(){!this.event.type&&this.hide()},_eventPanelScroll:function(a){if(!this.event.type&&this.visible){var b=$(a.srcElement).parents(".frame");0!==b.length?a.stopPropagation():(a.preventDefault(),this._panelScroll(a.originalEvent.detail?a.originalEvent.detail:a.originalEvent.wheelDelta/-3))}},_eventPanelScroll_up:function(a){this.event.type||(a.preventDefault(),this._panelScroll(-this.options.scroll))},_eventPanelScroll_down:function(a){this.event.type||(a.preventDefault(),this._panelScroll(this.options.scroll))},_frameIdentify:function(a){return this.frame_list["#"+$(a).closest(".frame").attr("id")]},_frameDragStart:function(a){this._frameFocus(a,!0);var b=this._frameScreen(a);this._frameResize(this.frame_shadow,b),this._frameGrid(this.frame_shadow,a.grid_location),a.grid_location=null,$(this.frame_shadow.id).show(),$(".f-cover").show()},_frameDragStop:function(a){this._frameFocus(a,!1);var b=this._frameScreen(this.frame_shadow);this._frameResize(a,b),this._frameGrid(a,this.frame_shadow.grid_location,!0),this.frame_shadow.grid_location=null,$(this.frame_shadow.id).hide(),$(".f-cover").hide(),this._panelAnimationComplete()},_toGridCoord:function(a,b){var c="width"==a||"height"==a?1:-1;return"top"==a&&(b-=this.top),parseInt((b+c*this.options.margin)/this.options.cell,10)},_toPixelCoord:function(a,b){var c="width"==a||"height"==a?1:-1,d=b*this.options.cell-c*this.options.margin;return"top"==a&&(d+=this.top),d},_toGrid:function(a){return{top:this._toGridCoord("top",a.top),left:this._toGridCoord("left",a.left),width:this._toGridCoord("width",a.width),height:this._toGridCoord("height",a.height)}},_toPixel:function(a){return{top:this._toPixelCoord("top",a.top),left:this._toPixelCoord("left",a.left),width:this._toPixelCoord("width",a.width),height:this._toPixelCoord("height",a.height)}},_isCollision:function(a){function b(a,b){return!(a.left>b.left+b.width-1||a.left+a.width-1