whole_func_string: function(ref, distance) {
              var theta = toRad(point(ref).theta(this));
              return this.offset(cos(theta) * distance, -sin(theta) * distance);
          }
func_code_string: function(ref, distance) {
              var theta = toRad(point(ref).theta(this));
              return this.offset(cos(theta) * distance, -sin(theta) * distance);
          }
func_documentation_string: Move point on line starting from ref ending at me by distance distance.