code: function() {
        var points = [];
        for (var i = 0, len = this.points.length; i < len; i++) {
          points.push(toFixed(this.points[i].x, 2), ',', toFixed(this.points[i].y, 2), ' ');
        }
  
        return [
          '<polyline ',
            'points="', points.join(''), '" ',
            'style="', this.getSvgStyles(), '" ',
            'transform="', this.getSvgTransform(), '" ',
          '/>'
        ].join('');
      }
docs: Returns svg representation of an instance
  @method toSVG
  @return {string} svg representation of an instance