var DENSITY=200,FEATURE_LEVELS=10,MAX_FEATURE_DEPTH=50,CONNECTOR_COLOR="#ccc",DATA_ERROR="There was an error in indexing this dataset.",DATA_NOCONVERTER="A converter for this dataset is not installed. Please check your datatypes_conf.xml file.",DATA_NONE="No data for this chrom/contig.",DATA_PENDING="Currently indexing... please wait",DATA_LOADING="Loading data...",FILTERABLE_CLASS="filterable",CACHED_TILES_FEATURE=10,CACHED_TILES_LINE=30,CACHED_DATA=5,CONTEXT=$("").get(0).getContext("2d"),PX_PER_CHAR=CONTEXT.measureText("A").width,RIGHT_STRAND,LEFT_STRAND;var right_img=new Image();right_img.src=image_path+"/visualization/strand_right.png";right_img.onload=function(){RIGHT_STRAND=CONTEXT.createPattern(right_img,"repeat")};var left_img=new Image();left_img.src=image_path+"/visualization/strand_left.png";left_img.onload=function(){LEFT_STRAND=CONTEXT.createPattern(left_img,"repeat")};var right_img_inv=new Image();right_img_inv.src=image_path+"/visualization/strand_right_inv.png";right_img_inv.onload=function(){RIGHT_STRAND_INV=CONTEXT.createPattern(right_img_inv,"repeat")};var left_img_inv=new Image();left_img_inv.src=image_path+"/visualization/strand_left_inv.png";left_img_inv.onload=function(){LEFT_STRAND_INV=CONTEXT.createPattern(left_img_inv,"repeat")};function round_1000(a){return Math.round(a*1000)/1000}var Cache=function(a){this.num_elements=a;this.clear()};$.extend(Cache.prototype,{get:function(b){var a=this.key_ary.indexOf(b);if(a!=-1){this.key_ary.splice(a,1);this.key_ary.push(b)}return this.obj_cache[b]},set:function(b,c){if(!this.obj_cache[b]){if(this.key_ary.length>=this.num_elements){var a=this.key_ary.shift();delete this.obj_cache[a]}this.key_ary.push(b)}this.obj_cache[b]=c;return c},clear:function(){this.obj_cache={};this.key_ary=[]}});var View=function(a,d,c,b){this.container=a;this.vis_id=c;this.dbkey=b;this.title=d;this.tracks=[];this.label_tracks=[];this.max_low=0;this.max_high=0;this.num_tracks=0;this.track_id_counter=0;this.zoom_factor=3;this.min_separation=30;this.has_changes=false;this.init();this.reset()};$.extend(View.prototype,{init:function(){var c=this.container,a=this;this.top_labeltrack=$("
").addClass("top-labeltrack").appendTo(c);this.content_div=$("").addClass("content").css("position","relative").appendTo(c);this.viewport_container=$("").addClass("viewport-container").addClass("viewport-container").appendTo(this.content_div);this.intro_div=$("").addClass("intro").text("Select a chrom from the dropdown below").hide();this.nav_container=$("").addClass("nav-container").appendTo(c);this.nav_labeltrack=$("").addClass("nav-labeltrack").appendTo(this.nav_container);this.nav=$("").addClass("nav").appendTo(this.nav_container);this.overview=$("").addClass("overview").appendTo(this.nav);this.overview_viewport=$("").addClass("overview-viewport").appendTo(this.overview);this.overview_close=$("Close Overview").addClass("overview-close").hide().appendTo(this.overview_viewport);this.overview_highlight=$("").addClass("overview-highlight").hide().appendTo(this.overview_viewport);this.overview_box_background=$("").addClass("overview-boxback").appendTo(this.overview_viewport);this.overview_box=$("").addClass("overview-box").appendTo(this.overview_viewport);this.default_overview_height=this.overview_box.height();this.nav_controls=$("").addClass("nav-controls").appendTo(this.nav);this.chrom_form=$("").attr("action",function(){void (0)}).appendTo(this.nav_controls);this.chrom_select=$("").attr({name:"chrom"}).css("width","15em").addClass("no-autocomplete").append("").appendTo(this.chrom_form);var b=function(d){if(d.type==="focusout"||(d.keyCode||d.which)===13||(d.keyCode||d.which)===27){if((d.keyCode||d.which)!==27){a.go_to($(this).val())}$(this).hide();a.location_span.show();a.chrom_select.show();return false}};this.nav_input=$("").addClass("nav-input").hide().bind("keypress focusout",b).appendTo(this.chrom_form);this.location_span=$("").addClass("location").appendTo(this.chrom_form);this.location_span.bind("click",function(){a.location_span.hide();a.chrom_select.hide();a.nav_input.css("display","inline-block");a.nav_input.select();a.nav_input.focus()});if(this.vis_id!==undefined){this.hidden_input=$("").attr("type","hidden").val(this.vis_id).appendTo(this.chrom_form)}this.zo_link=$("").click(function(){a.zoom_out();a.redraw()}).html('').appendTo(this.chrom_form);this.zi_link=$("").click(function(){a.zoom_in();a.redraw()}).html('').appendTo(this.chrom_form);$.ajax({url:chrom_url,data:(this.vis_id!==undefined?{vis_id:this.vis_id}:{dbkey:this.dbkey}),dataType:"json",success:function(d){if(d.reference){a.add_label_track(new ReferenceTrack(a))}a.chrom_data=d.chrom_info;var f='';for(i in a.chrom_data){var e=a.chrom_data[i]["chrom"];f+='"}a.chrom_select.html(f);a.intro_div.show();a.chrom_select.bind("change",function(){a.change_chrom(a.chrom_select.val())})},error:function(){alert("Could not load chroms for this dbkey:",a.dbkey)}});this.content_div.bind("dblclick",function(d){a.zoom_in(d.pageX,this.viewport_container)});this.overview_box.bind("dragstart",function(d){this.current_x=d.offsetX}).bind("drag",function(d){var g=d.offsetX-this.current_x;this.current_x=d.offsetX;var f=Math.round(g/a.viewport_container.width()*(a.max_high-a.max_low));a.move_delta(-f)});this.overview_close.bind("click",function(){for(var d in a.tracks){a.tracks[d].is_overview=false}$(this).siblings().filter("canvas").remove();$(this).parent().css("height",a.overview_box.height());a.overview_highlight.hide();$(this).hide()});this.viewport_container.bind("dragstart",function(d){this.original_low=a.low;this.current_height=d.clientY;this.current_x=d.offsetX;this.enable_pan=(d.clientX").appendTo(f);var j=$("").appendTo(g);j.text(a.name+" ");var d=$("").appendTo(g);var h=$(" | ").appendTo(f);a.control_element=$(" ").appendTo(h);a.control_element.slider({range:true,min:Number.MAX_VALUE,max:-Number.MIN_VALUE,values:[0,0],slide:function(l,m){var k=m.values;d.text("["+k[0]+"-"+k[1]+"]");a.low=k[0];a.high=k[1];c.draw(true)},change:function(k,l){a.control_element.slider("option","slide").call(a.control_element,k,l)}});a.slider=a.control_element;a.slider_label=d}this.content_div=$(" ").css({position:"absolute",left:f-1}));a+=g}this.content_div.children(":first").remove();this.content_div.append(b)}});var ReferenceTrack=function(a){this.track_type="ReferenceTrack";this.hidden=true;Track.call(this,null,a,a.top_labeltrack);TiledTrack.call(this);this.left_offset=200;this.height_px=12;this.container_div.addClass("reference-track");this.dummy_canvas=$("").get(0).getContext("2d");this.data_queue={};this.data_cache=new Cache(CACHED_DATA);this.tile_cache=new Cache(CACHED_TILES_LINE)};$.extend(ReferenceTrack.prototype,TiledTrack.prototype,{get_data:function(d,b){var c=this,a=b*DENSITY*d,f=(b+1)*DENSITY*d,e=d+"_"+b;if(!c.data_queue[e]){c.data_queue[e]=true;$.ajax({url:reference_url,dataType:"json",data:{chrom:this.view.chrom,low:a,high:f,dbkey:this.view.dbkey},success:function(g){c.data_cache.set(e,g);delete c.data_queue[e];c.draw()},error:function(h,g,j){console.log(h,g,j)}})}},draw_tile:function(f,b,l,p){var g=b*DENSITY*f,d=DENSITY*f,e=$(""),o=e.get(0).getContext("2d"),k=f+"_"+b;if(p>PX_PER_CHAR){if(this.data_cache.get(k)===undefined){this.get_data(f,b);return}var n=this.data_cache.get(k);if(n===null){this.content_div.css("height","0px");return}e.get(0).width=Math.ceil(d*p+this.left_offset);e.get(0).height=this.height_px;e.css({position:"absolute",top:0,left:(g-this.view.low)*p-this.left_offset});for(var h=0,m=n.length;h").appendTo(this.container_div);this.parent_element.append(this.container_div)},init_each:function(c,b){var a=this;a.enabled=false;a.data_queue={};a.tile_cache.clear();a.data_cache.clear();a.initial_canvas=undefined;a.content_div.css("height","auto");if(!a.content_div.text()){a.content_div.text(DATA_LOADING)}a.container_div.removeClass("nodata error pending");if(a.view.chrom){$.getJSON(data_url,c,function(d){if(!d||d==="error"||d.kind==="error"){a.container_div.addClass("error");a.content_div.text(DATA_ERROR);if(d.message){var f=a.view.tracks.indexOf(a);var e=$("").attr("id",f+"_error");e.text("Click to view error");$("#"+f+"_error").live("click",function(){show_modal("Trackster Error"," ");while(a"+d.message+"",{Close:hide_modal})});a.content_div.append(e)}}else{if(d==="no converter"){a.container_div.addClass("error");a.content_div.text(DATA_NOCONVERTER)}else{if(d.data!==undefined&&(d.data===null||d.data.length===0)){a.container_div.addClass("nodata");a.content_div.text(DATA_NONE)}else{if(d==="pending"){a.container_div.addClass("pending");a.content_div.text(DATA_PENDING);setTimeout(function(){a.init()},5000)}else{a.content_div.text("");a.content_div.css("height",a.height_px+"px");a.enabled=true;b(d);a.draw()}}}}})}else{a.container_div.addClass("nodata");a.content_div.text(DATA_NONE)}}});var TiledTrack=function(){var d=this,c=d.view;if(d.hidden){return}if(d.display_modes!==undefined){if(d.mode_div===undefined){d.mode_div=$("").appendTo(d.header_div);var h=d.display_modes[0];d.mode=h;d.mode_div.text(h);var a=function(j){d.mode_div.text(j);d.mode=j;d.tile_cache.clear();d.draw()};var f={};for(var e in d.display_modes){var g=d.display_modes[e];f[g]=function(j){return function(){a(j)}}(g)}make_popupmenu(d.mode_div,f)}else{d.mode_div.hide()}}var b={};b["Set as overview"]=function(){c.overview_viewport.find("canvas").remove();d.is_overview=true;d.set_overview();for(var j in c.tracks){if(c.tracks[j]!==d){c.tracks[j].is_overview=false}}};b["Edit configuration"]=function(){var l=function(){hide_modal();$(window).unbind("keypress.check_enter_esc")},j=function(){d.update_options(d.track_id);hide_modal();$(window).unbind("keypress.check_enter_esc")},k=function(m){if((m.keyCode||m.which)===27){l()}else{if((m.keyCode||m.which)===13){j()}}};$(window).bind("keypress.check_enter_esc",k);show_modal("Configure Track",d.gen_options(d.track_id),{Cancel:l,OK:j})};if(d.filters.length>0){b["Show filters"]=function(){var j;if(!d.filtering_div.is(":visible")){j="Hide filters";d.filters_visible=true}else{j="Show filters";d.filters_visible=false}$("#"+d.name_div.attr("id")+"-menu").find("li").eq(2).text(j);d.filtering_div.toggle()}}b.Remove=function(){c.remove_track(d);if(c.num_tracks===0){$("#no-tracks").show()}};d.popup_menu=make_popupmenu(d.name_div,b);show_hide_popupmenu_options(d.popup_menu,"(Show|Hide) filters",false)};$.extend(TiledTrack.prototype,Track.prototype,{draw:function(b){var m=this.view.low,g=this.view.high,h=g-m,f=this.view.resolution;var p=$(""),q=this.content_div.width()/h,k;this.content_div.append(p),this.max_height=0;var a=Math.floor(m/f/DENSITY);var l=new Object();while((a*DENSITY*f) N){J.fillStyle=aj;if(o===0&&ag-J.measureText(O).width<0){J.textAlign="left";J.fillText(O,K+2+X,Y+8)}else{J.textAlign="right";J.fillText(O,ag-2+X,Y+8)}J.fillStyle=l}var m=t+" / "+n;if(ar>N&&J.measureText(m).width<(K-ag)){J.fillStyle="white";J.textAlign="center";J.fillText(m,X+ag+(K-ag)/2,Y+8);J.fillStyle=l}}}}}ap++}}return S},gen_options:function(j){var a=$(" ").addClass("form-row");var e="track_"+j+"_block_color",l=$("").attr("for",e).text("Block color:"),m=$("").attr("id",e).attr("name",e).val(this.prefs.block_color),k="track_"+j+"_label_color",g=$("").attr("for",k).text("Text color:"),h=$("").attr("id",k).attr("name",k).val(this.prefs.label_color),f="track_"+j+"_show_count",c=$("").attr("for",f).text("Show summary counts"),b=$('').attr("id",f).attr("name",f).attr("checked",this.prefs.show_counts),d=$("").append(b).append(c);return a.append(l).append(m).append(g).append(h).append(d)},update_options:function(e){var b=$("#track_"+e+"_block_color").val(),d=$("#track_"+e+"_label_color").val(),c=$("#track_"+e+"_mode option:selected").val(),a=$("#track_"+e+"_show_count").attr("checked");if(b!==this.prefs.block_color||d!==this.prefs.label_color||a!==this.prefs.show_counts){this.prefs.block_color=b;this.prefs.label_color=d;this.prefs.show_counts=a;this.tile_cache.clear();this.draw()}}});var ReadTrack=function(d,b,a,e,c){FeatureTrack.call(this,d,b,a,e,c);this.track_type="ReadTrack";this.vertical_detail_px=10;this.vertical_nodetail_px=5};$.extend(ReadTrack.prototype,TiledTrack.prototype,FeatureTrack.prototype,{}); |
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