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| using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
namespace koh1
{
public partial class Form1 : Form
{
private Pen pen1;
private Graphics gr;
private int uroven;
public Form1()
{
InitializeComponent();
}
private void Form1_Paint(object sender, PaintEventArgs e)
{
pen1 = new Pen(Color.Green, 1);
gr = CreateGraphics();
var p1 = new PointF(100, 100);
var p2 = new PointF(400, 100);
var p3 = new PointF(250, 300);
gr.Clear(Color.White);
gr.DrawLine(pen1, p1, p2);
gr.DrawLine(pen1, p2, p3);
gr.DrawLine(pen1, p3, p1);
//Console.ReadLine();
gr.Clear(Color.White);
Fractal(p1, p2, p3, 2);
Fractal(p2, p3, p1, 2);
Fractal(p3, p1, p2, 2);
}
private void Fractal(PointF p1, PointF p2, PointF p3, int n)
{
if (n > 0)
{
var p4 = new PointF((p2.X + 2 * p1.X) / 3, (p2.Y + 2 * p1.Y) / 3);
var p5 = new PointF(p1.X + p2.X, p1.Y + p2.Y);
var ps = new PointF((p1.X + p2.X) / 2, (p1.Y + p2.Y) / 2);
var pn = new PointF((4 * ps.X - p3.X) / 3, (4 * ps.Y - p3.Y) / 3);
Fractal(p4, pn, p5, n - 1);
Fractal(pn, p5, p4, n - 1);
Fractal(p1, p4, new PointF((2 * p1.X + p3.X) / 3, (2 * p1.Y + p3.Y) / 3), n - 1);
Fractal(p5, p2, new PointF((2 * p2.X + p3.X) / 3, (2 * p2.Y + p3.Y) / 3), n - 1);
}
return n;
}
}
} |
(
