using System;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
public class Form1 : System.Windows.Forms.Form
{
public Form1()
{
InitializeComponent();
}
private void InitializeComponent()
{
this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
this.ClientSize = new System.Drawing.Size(292, 273);
this.Text = "";
this.Resize += new System.EventHandler(this.Form1_Resize);
this.Paint += new System.Windows.Forms.PaintEventHandler(this.Form1_Paint);
}
static void Main()
{
Application.Run(new Form1());
}
private void Form1_Paint(object sender, System.Windows.Forms.PaintEventArgs e)
{
Graphics g = e.Graphics;
g.FillRectangle(Brushes.White, this.ClientRectangle);
Color c1 = Color.FromArgb(100, Color.Blue);
Color c2 = Color.FromArgb(50, Color.Green);
g.FillEllipse(Brushes.Red, 20, 20, 80, 80);
g.FillRectangle(new SolidBrush(c1), 60, 80, 60, 60);
Point[] pa = new Point[] {
new Point(150, 40),
new Point(90, 40),
new Point(90, 120)};
g.FillPolygon(new SolidBrush(c2), pa);
}
private void Form1_Resize(object sender, System.EventArgs e)
{
Invalidate();
}
}