maker.js/examples/ventgridcircle.ts at master · microSoftware/maker.js · GitHub

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///<reference path="../target/ts/makerjs.d.ts"/>
///<reference path="ventgrid.d.ts"/>

var makerjs: typeof MakerJs = require('../target/js/node.maker.js');
var ventgrid: typeof Ventgrid = require('./ventgrid.js');

class VentgridCircle implements MakerJs.IModel {

	public units = makerjs.unitType.Millimeter;
    public paths: MakerJs.IPathMap = {};
	private rim: MakerJs.IPathCircle;

	constructor(public filterRadius: number, public spacing: number, public radius: number) {

		this.rim = new makerjs.paths.Circle([0,0], radius);

		var ventgridInstance = new ventgrid(filterRadius, spacing, radius, radius);

		for (var id in ventgridInstance.paths) {
			var circle = <MakerJs.IPathCircle>ventgridInstance.paths[id];
			this.checkCircle(id, circle);
		}

	}

	private checkCircle (id:string, circle: MakerJs.IPathCircle) {
		var distanceToCenter = makerjs.measure.pointDistance([0,0], circle.origin);

		if (makerjs.round(distanceToCenter + circle.radius) <= this.radius) {
			//inside
			this.paths[id] = circle;

		} else if (makerjs.round(distanceToCenter - circle.radius) > this.radius) {
			//outside, don't add

		} else {
			//border
			var arcIntersection = makerjs.tools.pathIntersection(circle, this.rim);

            if (arcIntersection && arcIntersection.path1Angles.length == 2) {
				var filterArc = new makerjs.paths.Arc(circle.origin, circle.radius, arcIntersection.path1Angles[1], arcIntersection.path1Angles[0]);
				this.paths[id] = filterArc;

				var rimArc = new makerjs.paths.Arc([0,0], this.radius, arcIntersection.path2Angles[0], arcIntersection.path2Angles[1]);
				this.paths[id + '_rim'] = rimArc;
			}
		}
	}

}

(<MakerJs.kit.IKit>VentgridCircle).metaParameters = [
    { title: "filterRadius", type: "range", min: 1, max: 20, value: 6 },
	{ title: "spacing", type: "range", min: 10, max: 100, value: 30 },
	{ title: "radius", type: "range", min: 20, max: 200, value: 100 }
];

module.exports = VentgridCircle;

 //To compile this: go to the root and:
 //   cd examples
 //   tsc ventgridcircle.ts
 //   cp ventgridcircle.js temp.js
 //   browserify -r ./temp.js:ventgridcircle --exclude ../target/js/node.maker.js > ventgridcircle.js