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
{
[STAThread]
static void Main()
{
Application.Run(new Form1());
}
protected override void OnPaint(PaintEventArgs e)
{
Graphics g;
g = Graphics.FromHwnd(this.Handle);
g.FillRectangle(new SolidBrush(Color.Red), 10, 10, 210, 50);
//
Rectangle r = new Rectangle(40, 20, 30, 30);
Color c = Color.FromArgb(255, 255, 255, 0);
g.FillRectangle(new SolidBrush(c), r);
r.Offset(30, 0);
c = Color.FromArgb(200, 255, 255, 0);
g.FillRectangle(new SolidBrush(c), r);
r.Offset(30, 0);
c = Color.FromArgb(150, 255, 255, 0);
g.FillRectangle(new SolidBrush(c), r);
r.Offset(30, 0);
c = Color.FromArgb(100, 255, 255, 0);
g.FillRectangle(new SolidBrush(c), r);
r.Offset(30, 0);
c = Color.FromArgb(50, 255, 255, 0);
g.FillRectangle(new SolidBrush(c), r);
g.Dispose();
}
}
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