FractalWinForm

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace Fractals
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {

        }

        //Code for MandelbrotFractal()
        public void MandelbrotFractal()
        {
            int c, i, j, w = pictureBox1.Width + pictureBox2.Width, h = pictureBox1.Height, m = 50;

            Bitmap b = new Bitmap(w, h);

            for (i = 0; i < w; i++)
            {
                for (j = 0; j < h; j++)
                {
                    double x0 = 4.0 * (i - w / 2) / w - 1;  //w-1 sets where on screen it's placed according to width
                    double y0 = 4.0 * (j - h / 2) / h;
                    double x = 0.0, y = 0.0;
                    for (c = 0; x * x + y * y <= 4.0 && c < m; c++)
                    {
                        var t = x * x - y * y + x0;
                        y = 2.0 * x * y + y0; x = t;
                    }
                    //int v = c == m ? 255 : c * 10 % 255;
                    int v;
                    if (c == m)
                        v = 255; //interior color
                    else
                        v = c * 10 % 255; //exterior color
                    b.SetPixel(i, j, Color.FromArgb(v, v, v));

                }
            }
            pictureBox1.Image = b;
        }

        private void button1_Click(object sender, EventArgs e)
        {
            Form1.ActiveForm.Close();
        }

        private void button2_Click(object sender, EventArgs e)
        {
            MandelbrotFractal();
        }

        private void pictureBox1_MouseEnter(object sender, EventArgs e)
        {

        }
        //
    }
}