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private void Form2_Paint(object sender, PaintEventArgs e)
{
StringBuilder sb = new StringBuilder();
sb.Append("D1= 12mm");
sb.Append(" ");
sb.Append("D2= 23mm");
sb.Append(" ");
sb.Append("D2= 32mm");
sb.Append(" \n");
sb.Append("V1= 33\xb3");
Rectangle displayRectangle =
new Rectangle(new Point(20, 20), new Size(500, 500));
// Construct 2 new StringFormat objects
StringFormat format1 = new StringFormat(StringFormatFlags.NoClip);
StringFormat format2 = new StringFormat(format1);
// Set the LineAlignment and Alignment properties for
// both StringFormat objects to different values.
format1.LineAlignment = StringAlignment.Center;
format1.Alignment = StringAlignment.Center;
// Draw the bounding rectangle and a string for each
// StringFormat object.
e.Graphics.DrawRectangle(Pens.Black, displayRectangle);
e.Graphics.DrawString(sb.ToString(), this.Font,
Brushes.Red, (RectangleF)displayRectangle, format1);
}