public void ChangeDirection(SnakePart.PartDirection newDirection)
{
if (newDirection == Direction)
{
return;
}
SnakePart newpart = new SnakePart()
{
Direction = newDirection, x = FirstPart.x, y = FirstPart.y, color = FirstPart.color
};
if (Direction == SnakePart.PartDirection.RIGHT && newpart.Direction == SnakePart.PartDirection.UP)
{
newpart.MoveSnakePartBack();
}
else if (Direction == SnakePart.PartDirection.DOWN && newpart.Direction == SnakePart.PartDirection.LEFT)
{
newpart.MoveSnakePartBack();
}
parts.Insert(0, newpart);
}
void timer_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
{
//first check for collision
if (snake.parts.Count > 2)
{
for (int i = 2; i < snake.parts.Count; i++)
{
SnakePart part = snake.parts[i];
if (part.GetRectangle().IntersectsWith(snake.FirstPart.GetRectangle()))
{
timer.Stop();
MessageBox.Show("Aww Too Bad. Game Over");
ResetGame();
toolStripStatusLabel1.Text = "";
return;
}
}
}
//check for direction change first
if (snake.Direction != newDirection)
{
snake.ChangeDirection(newDirection);
}
if (new Rectangle(foodpiece.x, foodpiece.y, 5, 5).IntersectsWith(snake.FirstPart.GetRectangle()))
{
snake.FirstPart.color = foodpiece.color;
Random r = new Random(DateTime.Now.Millisecond);
foodpiece.x = 10 + (r.Next() % (this.ClientRectangle.Width - 20));
foodpiece.y = 10 + (r.Next() % (this.ClientRectangle.Height - 50));
foodpiece.color = Color.FromArgb(r.Next() % 200, r.Next() % 200, r.Next() % 200);
snake.LastPart.Length += 1;
score++;
toolStripStatusLabel1.Text = "Score : " + score.ToString();
}
//move the snake
snake.MoveSnake();
this.Invalidate();
//for (int i = 0; i < snake.parts.Count; i++ )
//{
// SnakePart part = snake.parts[i];
// Console.WriteLine("Part [" + i.ToString() + "] \r\n" + new Point(part.x, part.y).ToString() + " Length : " + part.Length.ToString() + ", Direction : " + part.Direction.ToString() + "\r\n");
//}
}