using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
public class Form1 : System.Windows.Forms.Form {
private System.ComponentModel.Container components = null;
public Form1() {
InitializeComponent();
}
protected override void Dispose( bool disposing ) {
if( disposing ) {
if (components != null) {
components.Dispose();
}
}
base.Dispose( disposing );
}
private void InitializeComponent() {
this.components = new System.ComponentModel.Container();
this.Size = new System.Drawing.Size(300,300);
this.Text = "Form1";
}
static void Main() {
Application.Run(new Form1());
}
protected override void OnPaint(PaintEventArgs e) {
Graphics displayGraphics = e.Graphics;
Random r = new Random();
Image i = new Bitmap(ClientRectangle.Width, ClientRectangle.Height);
Graphics g = Graphics.FromImage(i);
g.FillRectangle(Brushes.White, ClientRectangle);
for (int x = 0; x < ClientRectangle.Width; x++) {
for (int y = 0; y < ClientRectangle.Height; y += 10) {
Color c = Color.FromArgb (r.Next(25), r.Next(55), r.Next(5));
Pen p = new Pen(c, 1);
g.DrawLine(p, new Point(ClientRectangle.Width/2, ClientRectangle.Height/2), new Point(x, y));
p.Dispose();
}
}
displayGraphics.DrawImage(i, ClientRectangle);
i.Dispose();
}
}
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