using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Windows.Forms;
class Form1 : Form
{
public 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(255), r.Next(255),r.Next(255));
Pen p = new Pen(c, 1);
g.DrawLine(p, new Point(0, 0), new Point(x, y));
g.DrawLine(p, new Point(10, 10), new Point(x, y));
g.DrawLine(p, new Point(20, 10), new Point(x, y));
g.DrawLine(p, new Point(30, 10), new Point(x, y));
g.DrawLine(p, new Point(40, 10), new Point(x, y));
g.DrawLine(p, new Point(50, 10), new Point(x, y));
g.DrawLine(p, new Point(60, 10), new Point(x, y));
g.DrawLine(p, new Point(70, 10), new Point(x, y));
g.DrawLine(p, new Point(80, 10), new Point(x, y));
g.DrawLine(p, new Point(90, 10), new Point(x, y));
p.Dispose();
}
}
displayGraphics.DrawImage(i, ClientRectangle);
i.Dispose();
}
[STAThread]
static void Main()
{
Application.EnableVisualStyles();
Application.Run(new Form1());
}
}
|