private void restart()
{
this.gameStatus = Snake.STATUS_RUNNING;
this.foodNumber = 0;
for (int j = 0; j < listPieces.Count; j++) {
Destroy ((GameObject)listPieces [j]);
}
this.listPieces.Clear ();
SNFood.getInstance ().reset ();
SNCell cell = null;
for (int i = 0; i < rows; i++) {
for (int j = 0; j < colums; j++) {
cell = new SNCell ();
cell.reset();
}
}
direction = Vector3.down;
initializeHead ();
addInitialPieces ();
}
