//fruit
private void DrawFruit()
{
if (!fruit)
{
f:
for (int i = 0; i < 13; i++)
{
for (int j = 0; j < 13; j++)
{
Rectangle point = new Rectangle(i * 20, j * 20, 20, 20);
if (snake.IndexOf(point) == -1)
{
empty_filed.Add(point);
}
}
}
food = empty_filed[rand.Next(0, empty_filed.Count - 1)];
for (int i = 0; i < snake.Count; i++)
{
if (snake[i] == food)
{
goto f;
}
}
empty_filed.Clear();
Graphics g = Fuild.CreateGraphics();
g.FillEllipse(Brushes.Red, food);
fruit = true;
}
else
{
Graphics g = Fuild.CreateGraphics();
g.FillEllipse(Brushes.Red, food);
}
}
//snake
private void DrawSnake()
{
Graphics graphics = Fuild.CreateGraphics();
for (int i = 0; i < snake.Count; i++)
{
if (i == 0)
{
graphics.FillEllipse(Brushes.Black, snake[i]);
}
else
{
graphics.FillEllipse(Brushes.Green, snake[i]);
}
}
}
