//***************************************************************************
//对蛇的相关操作
private void AddOneBody()
{
snakeLength++;
DiamondGameManager.GetTheInstance().SetScore(0);
tSnakeBodyObj = Instantiate(snakeBodyObj, snakeTail.transform.position, snakeTail.transform.rotation) as GameObject;
tSnakeBody = tSnakeBodyObj.GetComponent <DiamondSnakeBody>();
tSnakeBody.SetAllMemember(snakeTail, snakeLength, null);
snakeTail.SetNextBody(tSnakeBodyObj);
snakeTail = tSnakeBody;
snakeBodySpriteRenderer.sortingOrder--;//确定体节的前后覆盖关系
DiamondGameManager.GetTheInstance().SetLenText(snakeLength);
}
private void MinusOneBody()
{
DiamondGameManager.GetTheInstance().SetScore(1);
if (snakeLength == 1)
{
whetherAlive = false;
return;
}
snakeLength--;
snakeTail = snakeTail.GetLastSnakeBodyDiamondBody();
Destroy(snakeTail.GetNextSnakeBodyObj());
snakeTail.SetNextBody(null);
snakeBodySpriteRenderer.sortingOrder++;
DiamondGameManager.GetTheInstance().SetLenText(snakeLength);
}