private void A_timer_Tick(object sender, EventArgs e)
{
if (A_x == B_x - 20 && A_y == B_y - 20)
{
A_timer.Stop();
}
else
{
do
{
if (A_x < B_x)
{
A_x++;
}
else
{
A_x--;
}
}while (A_x == B_x - 20);
do
{
if (A_y < B_y)
{
A_y++;
}
else
{
A_y--;
}
}while (A_y == B_y - 20);
Invalidate();
}
}
private void button1_Click(object sender, EventArgs e)
{
A_timer.Stop(); B_timer.Stop(); C_timer.Stop(); D_timer.Stop();
}