Pattern.js

var Pattern = function (image, repeat) {
    // Should do nothing more in this constructor. Because gradient can be
    // declard by `color: {image: ...}`, where this constructor will not be called.

    this.image = image;
    this.repeat = repeat;

    // Can be cloned
    this.type = 'pattern';
};

Pattern.prototype.getCanvasPattern = function (ctx) {
    return ctx.createPattern(this.image, this.repeat || 'repeat');
};

export default Pattern;