Drawing circles with System.Drawing

Question

I have this code that draws a Rectangle ( Im trying to remake the MS Paint )

 case \"Rectangle\":
               if (tempDraw != null)
                {
             


        

Answer 1

     private void DrawEllipseRectangle(PaintEventArgs e)
        {
            Pen p = new Pen(Color.Black, 3);
            Rectangle r = new Rectangle(100, 100, 100, 100);
            e.Graphics.DrawEllipse(p, r);
        }
     private void Form1_Paint(object sender, PaintEventArgs e)
        {
            DrawEllipseRectangle(e);
        }