using System;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Windows.Forms;
class SquareTile: Form
{
const int iSide = 50; // Side of square
public static void Main()
{
Application.Run(new SquareTile());
}
public SquareTile()
{
ResizeRedraw = true;
}
protected override void OnPaint(PaintEventArgs pea)
{
DoPage(pea.Graphics, ForeColor,ClientSize.Width, ClientSize.Height);
}
protected void DoPage(Graphics grfx, Color clr, int cx, int cy)
{
Point[] apt = {new Point(0, 0), new Point(iSide, 0),
new Point(iSide, iSide), new Point(0, iSide)};
PathGradientBrush pgbrush =
new PathGradientBrush(apt, WrapMode.TileFlipXY);
pgbrush.SurroundColors = new Color[] { Color.Red, Color.Lime,
Color.Blue, Color.White};
grfx.FillRectangle(pgbrush, 0, 0, cx, cy);
}
}
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