public void disselect()
{
foreach (Ball ball in balls)
{
if (ball is RedBall)
{
RedBall redBall = (RedBall)ball;
redBall.clicked = false;
}
}
}
private void timer1_Tick(object sender, EventArgs e)
{
if (clickedBall != null)
{
balls.move(ClientRectangle);
if (clickedBall.outside == true)
{
balls.removeBall(clickedBall);
clickedBall = null;
}
Invalidate(true);
}
}
public GreenBall intersectWithGreenBall(RedBall redBall)
{
foreach (Ball ball in balls)
{
if (ball is GreenBall)
{
GreenBall green = (GreenBall)ball;
if (redBall.intersectsWithGreenBall(green))
{
return(green);
}
}
}
return(null);
}
private void Form1_MouseClick(object sender, MouseEventArgs e)
{
if (e.Button == MouseButtons.Left)
{
if (clickedBall == null)
{
clickedBall = balls.clickRed(e.Location);
}
}
else if (e.Button == MouseButtons.Right)
{
RedBall ball = new RedBall(e.X, e.Y);
balls.addBall(ball);
Invalidate(true);
}
}
public RedBall clickRed(Point clickPoint)
{
foreach (Ball ball in balls)
{
if (ball is RedBall)
{
RedBall redBall = (RedBall)ball;
int distance = (int)Math.Sqrt(Math.Pow(redBall.XCoord - clickPoint.X, 2) +
Math.Pow(redBall.YCoord - clickPoint.Y, 2));
if (distance <= Ball.Radius)
{
redBall.clicked = true;
return(redBall);
}
}
}
return(null);
}
public void move(Rectangle windowSize)
{
for (int i = balls.Count - 1; i >= 0; i--)
{
if (i >= 0)
{
Ball ball = balls.ElementAt(i);
if (ball != null && ball is RedBall)
{
RedBall redBall = (RedBall)ball;
if (redBall.clicked)
{
redBall.move(windowSize);
GreenBall green = intersectWithGreenBall(redBall);
if (green != null)
{
balls.Remove(green);
}
}
}
}
}
}
public void newFile()
{
clickedBall = null;
random = new Random();
balls = new BallsDoc();
}
