public void Draw(Form form, GeometricRectangle rectangle)
{
var myBrush = new SolidBrush(System.Drawing.Color.Black);
var formGraphics = form.CreateGraphics();
formGraphics.Clear(form.BackColor);
formGraphics.DrawRectangle(Pens.Black, 5, 5, rectangle.Width, rectangle.Height);
}
private void buttonDraw_Click(object sender, EventArgs e)
{
var rectangle = new GeometricRectangle(int.Parse(textWidth.Text), int.Parse(textHeight.Text));
MessageBox.Show("Area : " + rectangle.Area().ToString());
var service = new GraphicService();
service.Draw(this, rectangle);
}