private void btnDecrypt_Click(object sender, EventArgs e)
{
Stopwatch s = new Stopwatch();
s.Start();
if (ImageMatrix != null && txtIntialSeed.Text.Length > 0 && txtTape.Text.Length > 0)
{
ImageOperations.Encrypt_Decrypt(ref ImageMatrix, txtIntialSeed.Text, Convert.ToInt32(txtTape.Text));
label4.Text = "Decrypt Image";
ImageOperations.DisplayImage(ImageMatrix, pictureBox2);
}
else if ((txtIntialSeed.Text.Length == 0 || txtTape.Text.Length == 0) && ImageMatrix != null)
{
MessageBox.Show("Enter Intial Seed & Tape Position");
}
else
{
MessageBox.Show(" Open Image ");
}
s.Stop();
txtTime.Text = Convert.ToString(s.Elapsed);
}