public Form1()
{
finished = false;
snake = new CircularLinkedList <Snake>();
InitializeComponent();
canvas = new Bitmap(pictureBox1.Width, pictureBox1.Height);
g = Graphics.FromImage(canvas);
Snake snakehead;
snakehead = new Snake(0, 0, 30, 30, 30, 4);
snake.AddNodeToFront(snakehead);
x = rand.Next(0, canvas.Width - 30);
y = rand.Next(0, canvas.Height - 30);
if (x % 30 > 0)
{
while (x % 30 > 0)
{
x = rand.Next(30, canvas.Width - 30);
}
}
if (y % 30 > 0)
{
while (y % 30 > 0)
{
y = rand.Next(30, canvas.Height - 30);
}
}
food = new Food(x, y, 30, 30);
score = 0;
}
private void Form1_PreviewKeyDown(object sender, PreviewKeyDownEventArgs e)
{
if (restart == true)
{
restart = false;
snake.Clear();
Snake snakehead;
snakehead = new Snake(0, 0, 30, 30, 30, 4);
snake.AddNodeToFront(snakehead);
snake.Head.data.X = 0;
snake.Head.data.Y = 0;
score = 0;
label1.Text = "Score: 0";
currentDirection = direction.right;
CircularLinkedListNode <Snake> runner1 = snake.Head;
for (int i = snake.Count - 1; i > 0; i--)
{
snake.Remove(runner1.data);
runner1 = runner1.next;
}
timer1.Enabled = true;
}
if (e.KeyCode == Keys.Left && currentDirection != direction.right)
{
currentDirection = direction.left;
}
if (e.KeyCode == Keys.Right && currentDirection != direction.left)
{
currentDirection = direction.right;
}
if (e.KeyCode == Keys.Up && currentDirection != direction.down)
{
currentDirection = direction.up;
}
if (e.KeyCode == Keys.Down && currentDirection != direction.up)
{
currentDirection = direction.down;
}
CircularLinkedListNode <Snake> runner = snake.Head;
for (int i = snake.Count - 1; i > 0; i--)
{
runner.data.Direction = runner.prev.data.Direction;
runner = runner.next;
}
}
