private void ItemClick(FieldItem obj)
{
if (obj is IMoveable)
{
if (lastPicked == null)
{
lastPicked = obj;
lastPicked.Pick();
}
else
{
int rowDelta = Mathf.Abs(lastPicked.Row - obj.Row);
int coloumnDelta = Mathf.Abs(lastPicked.Coloumn - obj.Coloumn);
lastPicked.Depick();
if ((rowDelta == 1 && coloumnDelta == 0) || (rowDelta == 0 && coloumnDelta == 1))
{
base.Swap(lastPicked.Coloumn, lastPicked.Row, obj.Coloumn, obj.Row);
lastPicked = null;
}
else
{
lastPicked = obj;
lastPicked.Pick();
}
}
}
}