public void AddRect(double width, double height, double x, double y, double rx = 0, double ry = 0) { x = _calcx(x); y = _calcy(y); width = _scale(width); height = _scale(height); rx = _scale(rx); ry = _scale(ry); _svgWriter.AddRect(width.ToString("0.##"), height.ToString("0.##"), x.ToString("0.##"), y.ToString("0.##"), rx.ToString("0.##"), ry.ToString("0.##")); }