code: public SVGPath drawTo(double x, double y) {
      return !isStarted() ? moveTo(x, y) : lineTo(x, y);
    }
docs: Draw a line given a series of coordinates.
  
  Helper function that will use "move" for the first point, "lineto" for the
  remaining.
  
  @param x new coordinates
  @param y new coordinates
  @return path object, for compact syntax.