Lines Matching defs:createCanvas
1 addAnnotationRule();this.createInterface_();this.start_()};Dygraph.prototype.attr_=function(b,a){if(a&&typeof(this.user_attrs_[a])!="undefined"&&this.user_attrs_[a]!=null&&typeof(this.user_attrs_[a][b])!="undefined"){return this.user_attrs_[a][b]}else{if(typeof(this.user_attrs_[b])!="undefined"){return this.user_attrs_[b]}else{if(typeof(this.attrs_[b])!="undefined"){return this.attrs_[b]}else{return null}}}};Dygraph.prototype.log=function(a,b){if(typeof(console)!="undefined"){switch(a){case Dygraph.DEBUG:console.debug("dygraphs: "+b);break;case Dygraph.INFO:console.info("dygraphs: "+b);break;case Dygraph.WARNING:console.warn("dygraphs: "+b);break;case Dygraph.ERROR:console.error("dygraphs: "+b);break}}};Dygraph.prototype.info=function(a){this.log(Dygraph.INFO,a)};Dygraph.prototype.warn=function(a){this.log(Dygraph.WARNING,a)};Dygraph.prototype.error=function(a){this.log(Dygraph.ERROR,a)};Dygraph.prototype.rollPeriod=function(){return this.rollPeriod_};Dygraph.prototype.xAxisRange=function(){if(this.dateWindow_){return this.dateWindow_}var b=this.rawData_[0][0];var a=this.rawData_[this.rawData_.length-1][0];return[b,a]};Dygraph.prototype.yAxisRange=function(){return this.displayedYRange_};Dygraph.prototype.toDomCoords=function(b,f){var c=[null,null];var d=this.plotter_.area;if(b!==null){var a=this.xAxisRange();c[0]=d.x+(b-a[0])/(a[1]-a[0])*d.w}if(f!==null){var e=this.yAxisRange();c[1]=d.y+(e[1]-f)/(e[1]-e[0])*d.h}return c};Dygraph.prototype.toDataCoords=function(b,f){var c=[null,null];var d=this.plotter_.area;if(b!==null){var a=this.xAxisRange();c[0]=a[0]+(b-d.x)/d.w*(a[1]-a[0])}if(f!==null){var e=this.yAxisRange();c[1]=e[0]+(d.h-f)/d.h*(e[1]-e[0])}return c};Dygraph.prototype.numColumns=function(){return this.rawData_[0].length};Dygraph.prototype.numRows=function(){return this.rawData_.length};Dygraph.prototype.getValue=function(b,a){if(b<0||b>this.rawData_.length){return null}if(a<0||a>this.rawData_[b].length){return null}return this.rawData_[b][a]};Dygraph.addEvent=function(c,a,b){var d=function(f){if(!f){var f=window.event}b(f)};if(window.addEventListener){c.addEventListener(a,d,false)}else{c.attachEvent("on"+a,d)}};Dygraph.clipCanvas_=function(b,c){var a=b.getContext("2d");a.beginPath();a.rect(c.left,c.top,c.width,c.height);a.clip()};Dygraph.prototype.createInterface_=function(){var a=this.maindiv_;this.graphDiv=document.createElement("div");this.graphDiv.style.width=this.width_+"px";this.graphDiv.style.height=this.height_+"px";a.appendChild(this.graphDiv);var c={top:0,left:this.attr_("yAxisLabelWidth")+2*this.attr_("axisTickSize")};c.width=this.width_-c.left-this.attr_("rightGap");c.height=this.height_-this.attr_("axisLabelFontSize")-2*this.attr_("axisTickSize");this.clippingArea_=c;this.canvas_=Dygraph.createCanvas();this.canvas_.style.position="absolute";this.canvas_.width=this.width_;this.canvas_.height=this.height_;this.canvas_.style.width=this.width_+"px";this.canvas_.style.height=this.height_+"px";this.hidden_=this.createPlotKitCanvas_(this.canvas_);this.graphDiv.appendChild(this.hidden_);this.graphDiv.appendChild(this.canvas_);this.mouseEventElement_=this.canvas_;Dygraph.clipCanvas_(this.hidden_,this.clippingArea_);Dygraph.clipCanvas_(this.canvas_,this.clippingArea_);var b=this;Dygraph.addEvent(this.mouseEventElement_,"mousemove",function(d){b.mouseMove_(d)});Dygraph.addEvent(this.mouseEventElement_,"mouseout",function(d){b.mouseOut_(d)});this.layoutOptions_={xOriginIsZero:false};Dygraph.update(this.layoutOptions_,this.attrs_);Dygraph.update(this.layoutOptions_,this.user_attrs_);Dygraph.update(this.layoutOptions_,{errorBars:(this.attr_("errorBars")||this.attr_("customBars"))});this.layout_=new DygraphLayout(this,this.layoutOptions_);this.renderOptions_={colorScheme:this.colors_,strokeColor:null,axisLineWidth:Dygraph.AXIS_LINE_WIDTH};Dygraph.update(this.renderOptions_,this.attrs_);Dygraph.update(this.renderOptions_,this.user_attrs_);this.plotter_=new DygraphCanvasRenderer(this,this.hidden_,this.layout_,this.renderOptions_);this.createStatusMessage_();this.createRollInterface_();this.createDragInterface_()};Dygraph.prototype.destroy=function(){var a=function(c){while(c.hasChildNodes()){a(c.firstChild);c.removeChild(c.firstChild)}};a(this.maindiv_);var b=function(c){for(var d in c){if(typeof(c[d])==="object"){c[d]=null}}};b(this.layout_);b(this.plotter_);b(this)};Dygraph.prototype.createPlotKitCanvas_=function(a){var b=Dygraph.createCanvast);if(this.attr_("drawCallback")!==null){this.attr_("drawCallback")(this,n)}};Dygraph.prototype.rollingAverage=function(m,d){if(m.length<2){return m}var d=Math.min(d,m.length-1);var b=[];var s=this.attr_("sigma");if(this.fractions_){var k=0;var h=0;var e=100;for(var x=0;x<m.length;x++){k+=m[x][1][0];h+=m[x][1][1];if(x-d>=0){k-=m[x-d][1][0];h-=m[x-d][1][1]}var B=m[x][0];var v=h?k/h:0;if(this.attr_("errorBars")){if(this.wilsonInterval_){if(h){var t=v<0?0:v,u=h;var A=s*Math.sqrt(t*(1-t)/u+s*s/(4*u*u));var a=1+s*s/h;var F=(t+s*s/(2*h)-A)/a;var o=(t+s*s/(2*h)+A)/a;b[x]=[B,[t*e,(t-F)*e,(o-t)*e]]}else{b[x]=[B,[0,0,0]]}}else{var z=h?s*Math.sqrt(v*(1-v)/h):1;b[x]=[B,[e*v,e*z,e*z]]}}else{b[x]=[B,e*v]}}}else{if(this.attr_("customBars")){var F=0;var C=0;var o=0;var g=0;for(var x=0;x<m.length;x++){var E=m[x][1];var l=E[1];b[x]=[m[x][0],[l,l-E[0],E[2]-l]];if(l!=null&&!isNaN(l)){F+=E[0];C+=l;o+=E[2];g+=1}if(x-d>=0){var r=m[x-d];if(r[1][1]!=null&&!isNaN(r[1][1])){F-=r[1][0];C-=r[1][1];o-=r[1][2];g-=1}}b[x]=[m[x][0],[1*C/g,1*(C-F)/g,1*(o-C)/g]]}}else{var q=Math.min(d-1,m.length-2);if(!this.attr_("errorBars")){if(d==1){return m}for(var x=0;x<m.length;x++){var c=0;var D=0;for(var w=Math.max(0,x-d+1);w<x+1;w++){var l=m[w][1];if(l==null||isNaN(l)){continue}D++;c+=m[w][1]}if(D){b[x]=[m[x][0],c/D]}else{b[x]=[m[x][0],null]}}}else{for(var x=0;x<m.length;x++){var c=0;var f=0;var D=0;for(var w=Math.max(0,x-d+1);w<x+1;w++){var l=m[w][1][0];if(l==null||isNaN(l)){continue}D++;c+=m[w][1][0];f+=Math.pow(m[w][1][1],2)}if(D){var z=Math.sqrt(f)/D;b[x]=[m[x][0],[c/D,s*z,s*z]]}else{b[x]=[m[x][0],[null,null,null]]}}}}}return b};Dygraph.dateParser=function(b,a){var c;var e;if(b.search("-")!=-1){c=b.replace("-","/","g");while(c.search("-")!=-1){c=c.replace("-","/")}e=Date.parse(c)}else{if(b.length==8){c=b.substr(0,4)+"/"+b.substr(4,2)+"/"+b.substr(6,2);e=Date.parse(c)}else{e=Date.parse(b)}}if(!e||isNaN(e)){a.error("Couldn't parse "+b+" as a date")}return e};Dygraph.prototype.detectTypeFromString_=function(b){var a=false;if(b.indexOf("-")>=0||b.indexOf("/")>=0||isNaN(parseFloat(b))){a=true}else{if(b.length==8&&b>"19700101"&&b<"20371231"){a=true}}if(a){this.attrs_.xValueFormatter=Dygraph.dateString_;this.attrs_.xValueParser=Dygraph.dateParser;this.attrs_.xTicker=Dygraph.dateTicker;this.attrs_.xAxisLabelFormatter=Dygraph.dateAxisFormatter}else{this.attrs_.xValueFormatter=function(c){return c};this.attrs_.xValueParser=function(c){return parseFloat(c)};this.attrs_.xTicker=Dygraph.numericTicks;this.attrs_.xAxisLabelFormatter=this.attrs_.xValueFormatter}};Dygraph.prototype.parseCSV_=function(h){var n=[];var r=h.split("\n");var b=this.attr_("delimiter");if(r[0].indexOf(b)==-1&&r[0].indexOf("\t")>=0){b="\t"}var a=0;if(this.labelsFromCSV_){a=1;this.attrs_.labels=r[0].split(b)}var k=function(j){var s=parseFloat(j);return isNaN(s)?null:s};var c;var p=false;var d=this.attr_("labels").length;var m=false;for(var g=a;g<r.length;g++){var q=r[g];if(q.length==0){continue}if(q[0]=="#"){continue}var f=q.split(b);if(f.length<2){continue}var l=[];if(!p){this.detectTypeFromString_(f[0]);c=this.attr_("xValueParser");p=true}l[0]=c(f[0],this);if(this.fractions_){for(var e=1;e<f.length;e++){var o=f[e].split("/");l[e]=[k(o[0]),k(o[1])]}}else{if(this.attr_("errorBars")){for(var e=1;e<f.length;e+=2){l[(e+1)/2]=[k(f[e]),k(f[e+1])]}}else{if(this.attr_("customBars")){for(var e=1;e<f.length;e++){var o=f[e].split(";");l[e]=[k(o[0]),k(o[1]),k(o[2])]}}else{for(var e=1;e<f.length;e++){l[e]=k(f[e])}}}}if(n.length>0&&l[0]<n[n.length-1][0]){m=true}n.push(l);if(l.length!=d){this.error("Number of columns in line "+g+" ("+l.length+") does not agree with number of labels ("+d+") "+q)}}if(m){this.warn("CSV is out of order; order it correctly to speed loading.");n.sort(function(s,j){return s[0]-j[0]})}return n};Dygraph.prototype.parseArray_=function(b){if(b.length==0){this.error("Can't plot empty data set");return null}if(b[0].length==0){this.error("Data set cannot contain an empty row");return null}if(this.attr_("labels")==null){this.warn("Using default labels. Set labels explicitly via 'labels' in the options parameter");this.attrs_.labels=["X"];for(var a=1;a<b[0].length;a++){this.attrs_.labels.push("Y"+a)}}if(Dygraph.isDateLike(b[0][0])){this.attrs_.xValueFormatter=Dygraph.dateString_;this.attrs_.xAxisLabelFormatter=Dygraph.dateAxisFormatter;this.attrs_.xTicker=Dygraph.dateTicker;var c=Dygraph.clone(b);for(var a=0;a<b.length;a++){if(c[a].length==0){this.error("Row "+(1+a)+" of data is empty");return null}if(c[a][0]==null||typeof(c[a][0].getTime)!="function"||isNaN(c[a][0].getTime())){this.error("x value in row "+(1+a)+" is not a Date");return null}c[a][0]=c[a][0].getTime()}return c}else{this.attrs_.xValueFormatter=function(d){return d};this.attrs_.xTicker=Dygraph.numericTicks;return b}};Dygraph.prototype.parseDataTable_=function(v){var g=v.getNumberOfColumns();var f=v.getNumberOfRows();var e=v.getColumnType(0);if(e=="date"||e=="datetime"){this.attrs_.xValueFormatter=Dygraph.dateString_;this.attrs_.xValueParser=Dygraph.dateParser;this.attrs_.xTicker=Dygraph.dateTicker;this.attrs_.xAxisLabelFormatter=Dygraph.dateAxisFormatter}else{if(e=="number"){this.attrs_.xValueFormatter=function(j){return j};this.attrs_.xValueParser=function(j){return parseFloat(j)};this.attrs_.xTicker=Dygraph.numericTicks;this.attrs_.xAxisLabelFormatter=this.attrs_.xValueFormatter}else{this.error("only 'date', 'datetime' and 'number' types are supported for column 1 of DataTable input (Got '"+e+"')");return null}}var l=[];var s={};var r=false;for(var p=1;p<g;p++){var b=v.getColumnType(p);if(b=="number"){l.push(p)}else{if(b=="string"&&this.attr_("displayAnnotations")){var q=l[l.length-1];if(!s.hasOwnProperty(q)){s[q]=[p]}else{s[q].push(p)}r=true}else{this.error("Only 'number' is supported as a dependent type with Gviz. 'string' is only supported if displayAnnotations is true")}}}var t=[v.getColumnLabel(0)];for(var p=0;p<l.length;p++){t.push(v.getColumnLabel(l[p]))}this.attrs_.labels=t;g=t.length;var u=[];var h=false;var a=[];for(var p=0;p<f;p++){var d=[];if(typeof(v.getValue(p,0))==="undefined"||v.getValue(p,0)===null){this.warn("Ignoring row "+p+" of DataTable because of undefined or null first column.");continue}if(e=="date"||e=="datetime"){d.push(v.getValue(p,0).getTime())}else{d.push(v.getValue(p,0))}if(!this.attr_("errorBars")){for(var n=0;n<l.length;n++){var c=l[n];d.push(v.getValue(p,c));if(r&&s.hasOwnProperty(c)&&v.getValue(p,s[c][0])!=null){var o={};o.series=v.getColumnLabel(c);o.xval=d[0];o.shortText=String.fromCharCode(65+a.length);o.text="";for(var m=0;m<s[c].length;m++){if(m){o.text+="\n"}o.text+=v.getValue(p,s[c][m])}a.push(o)}}}else{for(var n=0;n<g-1;n++){d.push([v.getValue(p,1+2*n),v.getValue(p,2+2*n)])}}if(u.length>0&&d[0]<u[u.length-1][0]){h=true}u.push(d)}if(h){this.warn("DataTable is out of order; order it correctly to speed loading.");u.sort(function(k,j){return k[0]-j[0]})}this.rawData_=u;if(a.length>0){this.setAnnotations(a,true)}};Dygraph.update=function(b,c){if(typeof(c)!="undefined"&&c!==null){for(var a in c){if(c.hasOwnProperty(a)){b[a]=c[a]}}}return b};Dygraph.isArrayLike=function(b){var a=typeof(b);if((a!="object"&&!(a=="function"&&typeof(b.item)=="function"))||b===null||typeof(b.length)!="number"||b.nodeType===3){return false}return true};Dygraph.isDateLike=function(a){if(typeof(a)!="object"||a===null||typeof(a.getTime)!="function"){return false}return true};Dygraph.clone=function(c){var b=[];for(var a=0;a<c.length;a++){if(Dygraph.isArrayLike(c[a])){b.push(Dygraph.clone(c[a]))}else{b.push(c[a])}}return b};Dygraph.prototype.start_=function(){if(typeof this.file_=="function"){this.loadedEvent_(this.file_())}else{if(Dygraph.isArrayLike(this.file_)){this.rawData_=this.parseArray_(this.file_);this.drawGraph_(this.rawData_)}else{if(typeof this.file_=="object"&&typeof this.file_.getColumnRange=="function"){this.parseDataTable_(this.file_);this.drawGraph_(this.rawData_)}else{if(typeof this.file_=="string"){if(this.file_.indexOf("\n")>=0){this.loadedEvent_(this.file_)}else{var b=new XMLHttpRequest();var a=this;b.onreadystatechange=function(){if(b.readyState==4){if(b.status==200){a.loadedEvent_(b.responseText)}}};b.open("GET",this.file_,true);b.send(null)}}else{this.error("Unknown data format: "+(typeof this.file_))}}}}};Dygraph.prototype.updateOptions=function(a){if(a.rollPeriod){this.rollPeriod_=a.rollPeriod}if(a.dateWindow){this.dateWindow_=a.dateWindow}if(a.valueRange){this.valueRange_=a.valueRange}Dygraph.update(this.user_attrs_,a);Dygraph.update(this.renderOptions_,a);this.labelsFromCSV_=(this.attr_("labels")==null);this.layout_.updateOptions({errorBars:this.attr_("errorBars")});if(a.file){this.file_=a.file;this.start_()}else{this.drawGraph_(this.rawData_)}};Dygraph.prototype.resize=function(b,a){if(this.resize_lock){return}this.resize_lock=true;if((b===null)!=(a===null)){this.warn("Dygraph.resize() should be called with zero parameters or two non-NULL parameters. Pretending it was zero.");b=a=null}this.maindiv_.innerHTML="";this.attrs_.labelsDiv=null;if(b){this.maindiv_.style.width=b+"px";this.maindiv_.style.height=a+"px";this.width_=b;this.height_=a}else{this.width_=this.maindiv_.offsetWidth;this.height_=this.maindiv_.offsetHeight}this.createInterface_();this.drawGraph_(this.rawData_);this.resize_lock=false};Dygraph.prototype.adjustRoll=function(a){this.rollPeriod_=a;this.drawGraph_(this.rawData_)};Dygraph.prototype.visibility=function(){if(!this.attr_("visibility")){this.attrs_.visibility=[]}while(this.attr_("visibility").length<this.rawData_[0].length-1){this.attr_("visibility").push(true)}return this.attr_("visibility")};Dygraph.prototype.setVisibility=function(b,c){var a=this.visibility();if(b<0&&b>=a.length){this.warn("invalid series number in setVisibility: "+b)}else{a[b]=c;this.drawGraph_(this.rawData_)}};Dygraph.prototype.setAnnotations=function(b,a){this.annotations_=b;this.layout_.setAnnotations(this.annotations_);if(!a){this.drawGraph_(this.rawData_)}};Dygraph.prototype.annotations=function(){return this.annotations_};Dygraph.prototype.indexFromSetName=function(a){var c=this.attr_("labels");for(var b=0;b<c.length;b++){if(c[b]==a){return b}}return null};Dygraph.addAnnotationRule=function(){if(Dygraph.addedAnnotationCSS){return}var a;if(document.styleSheets.length>0){a=document.styleSheets[0]}else{var c=document.createElement("style");c.type="text/css";document.getElementsByTagName("head")[0].appendChild(c);for(i=0;i<document.styleSheets.length;i++){if(document.styleSheets[i].disabled){continue}a=document.styleSheets[i]}}var b="border: 1px solid black; background-color: white; text-align: center;";if(a.insertRule){a.insertRule(".dygraphDefaultAnnotation { "+b+" }",0)}else{if(a.addRule){a.addRule(".dygraphDefaultAnnotation",b)}}Dygraph.addedAnnotationCSS=true};Dygraph.createCanvas
