// Origin Component // Values are normalized, given in the range 0 to 1. // Display values contain the calculated pixel values. var Origin = { originX: 0.5, originY: 0.5, // READ ONLY _displayOriginX: 0, _displayOriginY: 0, displayOriginX: { get: function () { return this._displayOriginX; }, set: function (value) { this._displayOriginX = value; this.originX = (value === 0) ? 0 : value / this.width; } }, displayOriginY: { get: function () { return this._displayOriginY; }, set: function (value) { this._displayOriginY = value; this.originY = (value === 0) ? 0 : value / this.height; } }, setOrigin: function (x, y) { if (x === undefined) { x = 0.5; } if (y === undefined) { y = x; } this.originX = x; this.originY = y; return this.updateOrigin(); }, setDisplayOrigin: function (x, y) { if (x === undefined) { x = 0; } if (y === undefined) { y = x; } this.displayOriginX = x; this.displayOriginY = y; return this; }, updateOrigin: function () { this._displayOriginX = Math.round(this.originX * this.width); this._displayOriginY = Math.round(this.originY * this.height); return this; } }; module.exports = Origin;