///////////////////////////////////////////////////////////////////////
//  RegularPolygon
///////////////////////////////////////////////////////////////////////
/**
 * RegularPolygon constructor.  Examples include triangles, squares, pentagons, hexagons, etc.
 * @constructor
 * @augments Kinetic.Shape
 * @param {Object} config
 */
Kinetic.RegularPolygon = Kinetic.Shape.extend({
    init: function(config) {
        this.setDefaultAttrs({
            radius: 0,
            sides: 0
        });

        this.shapeType = "RegularPolygon";
        config.drawFunc = function(context) {
            context.beginPath();
            context.moveTo(0, 0 - this.attrs.radius);

            for(var n = 1; n < this.attrs.sides; n++) {
                var x = this.attrs.radius * Math.sin(n * 2 * Math.PI / this.attrs.sides);
                var y = -1 * this.attrs.radius * Math.cos(n * 2 * Math.PI / this.attrs.sides);
                context.lineTo(x, y);
            }
            context.closePath();
            this.fill(context);
            this.stroke(context);
        };
        // call super constructor
        this._super(config);
    }
});

// add getters setters
Kinetic.Node.addGettersSetters(Kinetic.RegularPolygon, ['radius', 'sides']);

/**
 * set radius
 * @name setRadius
 * @methodOf Kinetic.RegularPolygon.prototype
 * @param {Number} radius
 */

/**
 * set number of sides
 * @name setSides
 * @methodOf Kinetic.RegularPolygon.prototype
 * @param {int} sides
 */
/**
 * get radius
 * @name getRadius
 * @methodOf Kinetic.RegularPolygon.prototype
 */

/**
 * get number of sides
 * @name getSides
 * @methodOf Kinetic.RegularPolygon.prototype
 */