private void DrawTail(IBall ball)
{
ITail tail = tailManager.Find(ball);
if (tail != null)
{
int i = 0;
int opacity = 150;
ball.GetSize(out int width, out int height);
foreach (Vector2 position in tail)
{
++i;
if (i % 14 == 0)
{
if (opacity < 0)
{
break;
}
Color color = Color.Cyan;
color.A = (byte)opacity;
CircleShape circle = new CircleShape();
circle.Position = new Vector2f(position.X, position.Y);
circle.Radius = (float)width / 2;
circle.FillColor = color;
render.Draw(circle);
opacity = opacity - 60;
}
}
}
}
private void SavePosition(IBall ball)
{
ball.SavePosition();
ITail tail = tailManager.Find(ball);
if (tail != null)
{
Vector2 position = new Vector2(ball.Boundary.Min.X, ball.Boundary.Min.Y);
tail.Add(position);
}
}
public bool IsBallDestroyer(IBall ball)
{
return(tailManager.Find(ball) != null);
}
public void Detect(IBall ball)
{
DetectBrickCollision(ball, tailManager?.Find(ball) != null);
}