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buschtoens / annularSector.js
Created December 2, 2012 19:14
Generate the path for an annular sector svg
function deg2rad(deg) {
return deg * Math.PI / 180;
}
function annularSector(centerX, centerY, startAngle, endAngle, innerRadius, outerRadius) {
startAngle = deg2rad(startAngle + 180);
endAngle = deg2rad(endAngle + 180);
var p = [
[centerX + innerRadius * Math.cos(startAngle), centerY + innerRadius * Math.sin(startAngle)]