using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Text;using System.Windows.Forms;using System.Drawing.Drawing2D;namespace WindowsApplication2{  public partial class Form7 : Form  {    public Form7()    {      InitializeComponent();    }    private void button1_Click(object sender, EventArgs e)    {      try      {        HatchBrush hat = new HatchBrush(HatchStyle.Divot, Color.DarkBlue, Color.White);        Graphics formGraphics = this.CreateGraphics();        formGraphics.FillRectangle(hat, new RectangleF(90.0F, 110.0F, 100, 100));        formGraphics.Dispose();      }      catch (System.IO.FileNotFoundException)      {        MessageBox.Show("There was an error opening the bitmap." + "Please check the path.");      }    }    private void Form7_Load(object sender, EventArgs e)    {    }  }}