Steema Central

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 chart.prototype.draw = function ()
     {//makes a 2d chart
         
         this.UIDiv.removeChild( this.canvas );
         this.canvas = document.createElement( 'canvas' );
         this.canvas.id = "canvas" + this.id;
         this.canvas.width = this.canvasData_width;
         this.canvas.height = this.canvasData_height;
         this.canvas.style.zIndex = this.canvasData_zIndex;

        // this.canvas.style.background = "#ffffff"
         this.UIDiv.appendChild( this.canvas );
         this.Chart1 = new Tee.Chart( "canvas" + this.id );

         this.annot = new Tee.Annotation( this.Chart1 );
         this.annot.position.x = 15;
         this.annot.position.y = 20;
         var anno = this.annot
         this.annot.mousemove = function () { this.text = ""; }

         if ( this.type == "Function" )  this.addData( this.Xdata, this.Ydata, .05, "ellipse" );
         else if ( this.type == "Table" )
         {
             for ( z = 0; z < this.Zdata.length;z++ )
             {
                 this.addData( this.Ydata, this.Zdata[z], .05, "ellipse" );
             }
         }

         this.Chart1.tools.add( this.annot );

         this.Chart1.title.text = "";
         this.Chart1.axes.left.title.text = this.labelY;
         this.Chart1.axes.bottom.title.text = this.labelX;
         this.Chart1.tools.add( new Tee.DragTool( this.Chart1 ) );
         this.Chart1.draw();


     };

Code: Select all

 chart.prototype.addData = function ( xdata,ydata,smooth,style )
     {
         
         var dat = this.Chart1.addSeries( new Tee.Line() )
         dat.smooth = smooth;
         dat.data.values = eval( "[" + ydata.toString() + "]" );//will not take an array dirrectly, must eval its string.
         dat.data.x = eval( "[" + xdata.toString() + "]" );
         dat.data.labels = xdata
         dat.cursor = "pointer";
         dat.colorEach = "yes";
         dat.pointer.style = style;
         dat.pointer.visible = true;
         dat.format.stroke.fill = "red"
         var anno = this.annot;
         dat.onclick = function ( series, index, x, y )
         {
             var xValue = series.data.x ? series.data.x[index].toFixed( 0 ) : index.toFixed( 0 );
             anno.text = "X: " + xValue + "\nY: " + series.data.values[index].toFixed( series.decimals );
             series.chart.draw();
         }
         this.datas.push( dat );
     }

Code: Select all

		 this.Xdata = ["0", "1", "2", "3", "4"];
		 this.Ydata = ["0", "30", "40", "45", "50"];
		 this.type = "Function";