private bool isValidGridPosition()
{
foreach (Transform child in transform)
{
Vector2 childPosition = Playfield.RoundPosition(child.position);
// Not inside border?
if (!Playfield.IsInsideBorders(childPosition))
{
return(false);
}
// Checks parent
Transform cell = Playfield.Grid[(int)childPosition.x, (int)childPosition.y];
if (cell != null && cell.parent != this.transform)
{
return(false);
}
}
return(true);
}