/// <summary>
/// Presmetuva vo koj pravec treba da se dvizi figurata (gore, dole, levo, desno)
/// </summary>
/// <param name="e">
/// Momentalnata tocka kade se naodja kursorot koj se sporeduva so kliknata tocka</param>
/// <returns>Vraka true dokolku e najden pravecot</returns>
private bool calculateDirection(Point e)
{
int dX = firstClick.X - e.X;
int dY = firstClick.Y - e.Y;
int dist = (int)Math.Sqrt(dX * dX + dY * dY);
if (dist > game.FieldDimension)
{
//rastojanieto treba da e pogolemo od poleto
firstClick = Point.Empty;
mouseDown = false;
//se presmetuva nasokata dokolku nemoze da si gi smenat mestata se vraka false
if (dX >= 0 && dY >= 0)
{
if (dX > dY)
{
if (!game.swap(Egg.Direction.Left))
{
return(false);
}
}
else
if (!game.swap(Egg.Direction.Up))
{
return(false);
}
}
else if (dX < 0 && dY >= 0)
{
if (-dX > dY)
{
if (!game.swap(Egg.Direction.Right))
{
return(false);
}
}
else
if (!game.swap(Egg.Direction.Up))
{
return(false);
}
}
else if (dX >= 0 && dY < 0)
{
if (dX > -dY)
{
if (!game.swap(Egg.Direction.Left))
{
return(false);
}
}
else
if (!game.swap(Egg.Direction.Down))
{
return(false);
}
}
else
{
if (-dX > -dY)
{
if (!game.swap(Egg.Direction.Right))
{
return(false);
}
}
else
if (!game.swap(Egg.Direction.Down))
{
return(false);
}
}
return(true);
}
return(false);
}
