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- import { __extends } from "tslib";
- import Path from '../Path.js';
- var PI = Math.PI;
- var sin = Math.sin;
- var cos = Math.cos;
- var IsogonShape = (function () {
- function IsogonShape() {
- this.x = 0;
- this.y = 0;
- this.r = 0;
- this.n = 0;
- }
- return IsogonShape;
- }());
- export { IsogonShape };
- var Isogon = (function (_super) {
- __extends(Isogon, _super);
- function Isogon(opts) {
- return _super.call(this, opts) || this;
- }
- Isogon.prototype.getDefaultShape = function () {
- return new IsogonShape();
- };
- Isogon.prototype.buildPath = function (ctx, shape) {
- var n = shape.n;
- if (!n || n < 2) {
- return;
- }
- var x = shape.x;
- var y = shape.y;
- var r = shape.r;
- var dStep = 2 * PI / n;
- var deg = -PI / 2;
- ctx.moveTo(x + r * cos(deg), y + r * sin(deg));
- for (var i = 0, end = n - 1; i < end; i++) {
- deg += dStep;
- ctx.lineTo(x + r * cos(deg), y + r * sin(deg));
- }
- ctx.closePath();
- return;
- };
- return Isogon;
- }(Path));
- Isogon.prototype.type = 'isogon';
- export default Isogon;
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