Source: drawable/Shape.js

'use strict';


const Rac = require('../Rac');
const utils = require('../util/utils');


/**
* Contains two `[Composite]{@link Rac.Composite}` objects: `outline` and
* `contour`.
*
* Used by `[P5Drawer]{@link Rac.P5Drawer}` to draw the composites as a
* complex shape (`outline`) with an negative space shape inside (`contour`).
*
* @class
* @alias Rac.Shape
*/
function Shape(rac) {
  utils.assertExists(rac);

  this.rac = rac;
  this.outline = new Rac.Composite(rac);
  this.contour = new Rac.Composite(rac);
}


module.exports = Shape;


Shape.prototype.addOutline = function(element) {
  this.outline.add(element);
};

Shape.prototype.addContour = function(element) {
  this.contour.add(element);
};