private void pictureBoxMain_MouseClick(object sender, MouseEventArgs e)
{
//остановка кругов
foreach (Circlecs circl in circlesList)
{
if (circl.MouseEnter(e.X, e.Y) == true)
{
if (circl.Move == true)
{
circl.Move = false;
}
else
{
circl.Move = true;
}
return;
}
}
if (e.X < 150 || e.X > pictureBoxMain.Size.Width - 150 || e.Y < 150 || e.Y > pictureBoxMain.Size.Height - 150)
{
return; //для создания кругов в центре экрана
}
Random rand = new Random();
int radius = rand.Next(50, 100);
Circlecs c = new Circlecs(rand.Next(3, 8), rand.Next(0, 361), e.X - radius, e.Y - radius, radius,
Color.FromArgb(120, rand.Next(1, 255), rand.Next(5, 255), rand.Next(1, 255)), pictureBoxMain.Size);
//foreach (Circlecs circl in circlesList)//дополнительная проверка на пересечение с другими кругами
// if (c.SmashCirles(circl) == true) return;
circlesList.Add(c);
}
private void ChangeTrajectory(Circlecs circl1, Circlecs circl2)
{
//circl2.Dx = circl1.Dx;
//circl2.Dy = circl1.Dy;
//double d = Math.Sqrt(Math.Pow(circl1.X + circl2.X, 2) + Math.Pow(circl1.Y + circl2.Y, 2));//растояние между центрами кругов
//double sinL = Math.Abs(circl1.Y - circl2.Y) / d,
// cosL = Math.Abs(circl1.X - circl2.X) / d;
//double Vn1 = circl1.Dx * cosL + circl1.Dy * sinL,
// Vt1 = circl1.Dy * cosL - circl1.Dx * sinL;
//double Vn2 = circl2.Dx * cosL + circl2.Dy * sinL,
// Vt2 = circl2.Dy * cosL - circl2.Dx * sinL;
//Swap(ref Vn1, ref Vn2);
//circl1.Dx = (int)Math.Round(Vn1 * cosL - Vt1 * sinL);
//circl1.Dy = (int)Math.Round(Vn1 * sinL + Vt1 * cosL);
//circl2.Dx = (int)Math.Round(Vn2 * cosL - Vt2 * sinL);
//circl2.Dy = (int)Math.Round(Vn2 * sinL + Vt2 * cosL);
}
public double SmashDistansCirles(Circlecs cirlc)//растояние между шарами
{
return(Math.Abs(Math.Sqrt(Math.Pow(x + radius - cirlc.x - cirlc.Radius, 2) + Math.Pow(y + radius - cirlc.y - cirlc.Radius, 2)) - (radius + cirlc.Radius)));
}
public Boolean SmashCirles(Circlecs cirlc)//столкновение шаров
{
return(Math.Sqrt(Math.Pow(x + radius - cirlc.x - cirlc.Radius, 2) + Math.Pow(y + radius - cirlc.y - cirlc.Radius, 2)) <= radius + cirlc.Radius + (Math.Sqrt(Dx * Dx + Dy * Dy) + Math.Sqrt(cirlc.Dx * cirlc.Dx + cirlc.Dy * cirlc.Dy)) * 0.1);
}