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javascript Programming Glossary: startangleSVG donut slice as path element (annular sector) http://stackoverflow.com/questions/11479185/svg-donut-slice-as-path-element-annular-sector the function I actually used annularSector centerX centerY startAngle endAngle innerRadius outerRadius startAngle degreesToRadians.. centerY startAngle endAngle innerRadius outerRadius startAngle degreesToRadians startAngle 180 endAngle degreesToRadians endAngle.. innerRadius outerRadius startAngle degreesToRadians startAngle 180 endAngle degreesToRadians endAngle 180 p centerX innerRadius..
How to divide the Circles into 24/7 equal parts using canvas? http://stackoverflow.com/questions/18188439/how-to-divide-the-circles-into-24-7-equal-parts-using-canvas 360 hours begin at 0 and end at one segment width var startAngle 0 var endAngle segmentWidth how thick you want a segment var.. i 0 i hours i context.beginPath context.arc x y radius startAngle Math.PI 180 endAngle Math.PI 180 false context.lineWidth segmentDepth.. 0 .toString 16 context.stroke increase per segment startAngle segmentWidth endAngle segmentWidth start drawing our chart init..
raphael.js - converting pie graph to donut graph http://stackoverflow.com/questions/7972347/raphael-js-converting-pie-graph-to-donut-graph created with the following code function sector cx cy r startAngle endAngle params console.log params.fill var x1 cx r Math.cos.. params console.log params.fill var x1 cx r Math.cos startAngle rad x2 cx r Math.cos endAngle rad y1 cy r Math.sin startAngle.. rad x2 cx r Math.cos endAngle rad y1 cy r Math.sin startAngle rad y2 cy r Math.sin endAngle rad return paper.path M cx cy..
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