(function() {
'use strict';
/**
* Wedge constructor
* @constructor
* @augments Konva.Shape
* @param {Object} config
* @param {Number} config.angle in degrees
* @param {Number} config.radius
* @param {Boolean} [config.clockwise]
* @@shapeParams
* @@nodeParams
* @example
* // draw a wedge that's pointing downwards
* var wedge = new Konva.Wedge({
* radius: 40,
* fill: 'red',
* stroke: 'black'
* strokeWidth: 5,
* angleDeg: 60,
* rotationDeg: -120
* });
*/
Konva.Wedge = function(config) {
this.___init(config);
};
Konva.Wedge.prototype = {
_centroid: true,
___init: function(config) {
// call super constructor
Konva.Shape.call(this, config);
this.className = 'Wedge';
this.sceneFunc(this._sceneFunc);
},
_sceneFunc: function(context) {
context.beginPath();
context.arc(0, 0, this.getRadius(), 0, Konva.getAngle(this.getAngle()), this.getClockwise());
context.lineTo(0, 0);
context.closePath();
context.fillStrokeShape(this);
},
// implements Shape.prototype.getWidth()
getWidth: function() {
return this.getRadius() * 2;
},
// implements Shape.prototype.getHeight()
getHeight: function() {
return this.getRadius() * 2;
},
// implements Shape.prototype.setWidth()
setWidth: function(width) {
Konva.Node.prototype.setWidth.call(this, width);
if (this.radius() !== width / 2) {
this.setRadius(width / 2);
}
},
// implements Shape.prototype.setHeight()
setHeight: function(height) {
Konva.Node.prototype.setHeight.call(this, height);
if (this.radius() !== height / 2) {
this.setRadius(height / 2);
}
}
};
Konva.Util.extend(Konva.Wedge, Konva.Shape);
// add getters setters
Konva.Factory.addGetterSetter(Konva.Wedge, 'radius', 0);
/**
* get/set radius
* @name radius
* @method
* @memberof Konva.Wedge.prototype
* @param {Number} radius
* @returns {Number}
* @example
* // get radius
* var radius = wedge.radius();
*
* // set radius
* wedge.radius(10);
*/
Konva.Factory.addGetterSetter(Konva.Wedge, 'angle', 0);
/**
* get/set angle in degrees
* @name angle
* @method
* @memberof Konva.Wedge.prototype
* @param {Number} angle
* @returns {Number}
* @example
* // get angle
* var angle = wedge.angle();
*
* // set angle
* wedge.angle(20);
*/
Konva.Factory.addGetterSetter(Konva.Wedge, 'clockwise', false);
/**
* get/set clockwise flag
* @name clockwise
* @method
* @memberof Konva.Wedge.prototype
* @param {Number} clockwise
* @returns {Number}
* @example
* // get clockwise flag
* var clockwise = wedge.clockwise();
*
* // draw wedge counter-clockwise
* wedge.clockwise(false);
*
* // draw wedge clockwise
* wedge.clockwise(true);
*/
Konva.Factory.backCompat(Konva.Wedge, {
angleDeg: 'angle',
getAngleDeg: 'getAngle',
setAngleDeg: 'setAngle'
});
Konva.Collection.mapMethods(Konva.Wedge);
})();