Csharp/CSharp Tutorial/2D/Measure String

Measure String

using System;
using System.Drawing;
using System.Windows.Forms;
public class StringMeasure : Form
{
  SizeF sz = new SizeF();
  public StringMeasure()
  {
        Size = new Size(350,200);
    Button btn = new Button();
    btn.Parent = this;
    btn.Text = "&Measure";
    btn.Location = new Point((ClientSize.Width / 2) - (btn.Width / 2), ClientSize.Height / 2);
    btn.Click += new EventHandler(btn_Click);
  }
  protected override void OnPaint(PaintEventArgs e)
  {
    base.OnPaint(e);
  
    string str = "www.nfex.ru";
    PointF pt = new PointF(ClientSize.Width / 2, 50);
    Graphics g = e.Graphics;
    StringFormat fmt = new StringFormat();
    fmt.Alignment = StringAlignment.Center;
    Brush b = new SolidBrush(ForeColor);
    g.DrawString(str, Font, b, pt, fmt);
    sz = g.MeasureString(str,Font, pt, fmt);
  }
  private void btn_Click(object sender, EventArgs e)
  {
    MessageBox.Show("The string size is " + sz.ToString());
  }
  static void Main() 
  {
    Application.Run(new StringMeasure());
  }
}