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1 line
55 KiB
JavaScript
1 line
55 KiB
JavaScript
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DygraphLayout=function(b,a){this.dygraph_=b;this.options={};Dygraph.update(this.options,a?a:{});this.datasets=new Array();this.annotations=new Array()};DygraphLayout.prototype.attr_=function(a){return this.dygraph_.attr_(a)};DygraphLayout.prototype.addDataset=function(a,b){this.datasets[a]=b};DygraphLayout.prototype.setAnnotations=function(d){var e=this.attr_("xValueParser");for(var c=0;c<d.length;c++){var b={};if(!d[c].xval&&!d[c].x){this.dygraph_.error("Annotations must have an 'x' property");return}if(d[c].icon&&!(d[c].hasOwnProperty("width")&&d[c].hasOwnProperty("height"))){this.dygraph_.error("Must set width and height when setting annotation.icon property");return}Dygraph.update(b,d[c]);if(!b.xval){b.xval=e(b.x)}this.annotations.push(b)}};DygraphLayout.prototype.evaluate=function(){this._evaluateLimits();this._evaluateLineCharts();this._evaluateLineTicks();this._evaluateAnnotations()};DygraphLayout.prototype._evaluateLimits=function(){this.minxval=this.maxxval=null;if(this.options.dateWindow){this.minxval=this.options.dateWindow[0];this.maxxval=this.options.dateWindow[1]}else{for(var c in this.datasets){if(!this.datasets.hasOwnProperty(c)){continue}var d=this.datasets[c];var b=d[0][0];if(!this.minxval||b<this.minxval){this.minxval=b}var a=d[d.length-1][0];if(!this.maxxval||a>this.maxxval){this.maxxval=a}}}this.xrange=this.maxxval-this.minxval;this.xscale=(this.xrange!=0?1/this.xrange:1);this.minyval=this.options.yAxis[0];this.maxyval=this.options.yAxis[1];this.yrange=this.maxyval-this.minyval;this.yscale=(this.yrange!=0?1/this.yrange:1)};DygraphLayout.prototype._evaluateLineCharts=function(){this.points=new Array();for(var e in this.datasets){if(!this.datasets.hasOwnProperty(e)){continue}var d=this.datasets[e];for(var b=0;b<d.length;b++){var c=d[b];var a={x:((parseFloat(c[0])-this.minxval)*this.xscale),y:1-((parseFloat(c[1])-this.minyval)*this.yscale),xval:parseFloat(c[0]),yval:parseFloat(c[1]),name:e};if(a.y<=0){a.y=0}if(a.y>=1){a.y=1}this.points.push(a)}}};DygraphLayout.prototype._evaluateLineTicks=function(){this.xticks=new Array();for(var c=0;c<this.options.xTicks.length;c++){var b=this.options.xTicks[c];var a=b.label;var d=this.xscale*(b.v-this.minxval);if((d>=0)&&(d<=1)){this.xticks.push([d,a])}}this.yticks=new Array();for(var c=0;c<this.options.yTicks.length;c++){var b=this.options.yTicks[c];var a=b.label;var d=1-(this.yscale*(b.v-this.minyval));if((d>=0)&&(d<=1)){this.yticks.push([d,a])}}};DygraphLayout.prototype.evaluateWithError=function(){this.evaluate();if(!this.options.errorBars){return}var d=0;for(var g in this.datasets){if(!this.datasets.hasOwnProperty(g)){continue}var c=0;var f=this.datasets[g];for(var c=0;c<f.length;c++,d++){var e=f[c];var a=parseFloat(e[0]);var b=parseFloat(e[1]);if(a==this.points[d].xval&&b==this.points[d].yval){this.points[d].errorMinus=parseFloat(e[2]);this.points[d].errorPlus=parseFloat(e[3])}}}};DygraphLayout.prototype._evaluateAnnotations=function(){var f={};for(var d=0;d<this.annotations.length;d++){var b=this.annotations[d];f[b.xval+","+b.series]=b}this.annotated_points=[];for(var d=0;d<this.points.length;d++){var e=this.points[d];var c=e.xval+","+e.name;if(c in f){e.annotation=f[c];this.annotated_points.push(e)}}};DygraphLayout.prototype.removeAllDatasets=function(){delete this.datasets;this.datasets=new Array()};DygraphLayout.prototype.updateOptions=function(a){Dygraph.update(this.options,a?a:{})};DygraphCanvasRenderer=function(c,b,d,a){this.dygraph_=c;this.options={strokeWidth:0.5,drawXAxis:true,drawYAxis:true,axisLineColor:"black",axisLineWidth:0.5,axisTickSize:3,axisLabelColor:"black",axisLabelFont:"Arial",axisLabelFontSize:9,axisLabelWidth:50,drawYGrid:true,drawXGrid:true,gridLineColor:"rgb(128,128,128)",fillAlpha:0.15,underlayCallback:null};Dygraph.update(this.options,a);this.layout=d;this.element=b;this.container=this.element.parentNode;this.height=this.element.height;this.width=this.element.width;if(!this.isIE&&!(DygraphCanvasRenderer.isSupported(this.element))){throw"Canvas is not supported."}this.xlabels=new Array();this.ylabels=new Array();this.annotations=new
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