PdfSharp.Drawing.XGraphics.TranslateTransform C# (CSharp) Method

    public void TranslateTransform(double dx, double dy)
    {
      XMatrix matrix = new XMatrix();  //XMatrix.Identity;
      matrix.TranslatePrepend(dx, dy);
      AddTransform(matrix, XMatrixOrder.Prepend);
    }

    void RenderTextAlignment(XGraphics gfx)
    {
      gfx.TranslateTransform(15, 20);

      XRect rect = new XRect(0, 0, 250, 140);

      XFont font = new XFont("Verdana", 10);
      XBrush brush = XBrushes.Purple;
      XStringFormat format = new XStringFormat();

      gfx.DrawRectangle(XPens.YellowGreen, rect);
      gfx.DrawLine(XPens.YellowGreen, rect.Width / 2, 0, rect.Width / 2, rect.Height);
      gfx.DrawLine(XPens.YellowGreen, 0, rect.Height / 2, rect.Width, rect.Height / 2);

#if true
      gfx.DrawString("TopLeft", font, brush, rect, format);

      format.Alignment = XStringAlignment.Center;
      gfx.DrawString("TopCenter", font, brush, rect, format);

      format.Alignment = XStringAlignment.Far;
      gfx.DrawString("TopRight", font, brush, rect, format);

      format.LineAlignment = XLineAlignment.Center;
      format.Alignment = XStringAlignment.Near;
      gfx.DrawString("CenterLeft", font, brush, rect, format);

      format.Alignment = XStringAlignment.Center;
      gfx.DrawString("Center", font, brush, rect, format);

      format.Alignment = XStringAlignment.Far;
      gfx.DrawString("CenterRight", font, brush, rect, format);

      format.LineAlignment = XLineAlignment.Far;
      format.Alignment = XStringAlignment.Near;
      gfx.DrawString("BottomLeft", font, brush, rect, format);

      format.Alignment = XStringAlignment.Center;
      gfx.DrawString("BottomCenter", font, brush, rect, format);

      format.Alignment = XStringAlignment.Far;
      gfx.DrawString("BottomRight", font, brush, rect, format);
#else
      format.Alignment = XStringAlignment.Far;
      gfx.DrawString("TopRight", font, brush, rect, format);
#endif
    }