public void SnakeLong(string position, ref string myBreak)
{ //蛇移动
Gm.Point NewHaed; //= SnakePoint[0];
//SnakePoint.Add(res);
switch (position)
{//根据玩家按键不同,将蛇头向不同方向移动一格(所以按的越快动的越快...)
//注意,还设置了禁止按下的键(例如此时按下`UpArrow`也就是上,则返回一个`DownArrow`也就是下,告知外界此按键下次无效)
case "UpArrow":
NewHaed = SnakePoint[0];
NewHaed.Y--;
SnakePoint.Insert(0, NewHaed);
myBreak = "DownArrow";
break;
case "DownArrow":
NewHaed = SnakePoint[0];
NewHaed.Y++;
SnakePoint.Insert(0, NewHaed);
myBreak = "UpArrow";
break;
case "LeftArrow":
NewHaed = SnakePoint[0];
NewHaed.X--;
SnakePoint.Insert(0, NewHaed);
myBreak = "RightArrow";
break;
case "RightArrow":
NewHaed = SnakePoint[0];
NewHaed.X++;
SnakePoint.Insert(0, NewHaed);
myBreak = "LeftArrow";
break;
default:
break;
}
SnakeHaed = SnakePoint[0];//移动过后的新舌头
//死亡判断
if (SnakeHaed.X <= 0 || SnakeHaed.X >= Gm.width - 1 || SnakeHaed.Y <= 0 || SnakeHaed.Y >= Gm.height - 1)
{//撞墙死亡
Gm.GameOver = true;
}
for (int i = 3; i < snakePoint.Count; i++)
{//吃自己死亡(无论如何吃不到自己的前三节)
if (SnakeHaed.X == SnakePoint[i].X && SnakeHaed.Y == SnakePoint[i].Y)
{
Gm.GameOver = true;
}
}
SnakeBack = SnakePoint[SnakePoint.Count - 1];
if (!Food.eatBool)
{//没吃到,删除尾巴(迟到了就不删除)
//注意,这里是数据层,绘制还有看Map的表现层.
SnakePoint.Remove(SnakePoint[SnakePoint.Count - 1]);
}
}
public static bool eatBool = false; //是否吃到食物
public void EatFood(Gm.Point snakeHaed)
{ //尝试由蛇来吃食物
if (eatBool)
{
eatBool = false;
}
if (snakeHaed.X == FoodPoint.X && snakeHaed.Y == FoodPoint.Y)
{ //蛇头和食物是否重叠
eatBool = true; //被吃了
// RemoveFood();
RandomFood(); //随机一个新的食物
SpawnFood(); //显示新的食物
}
}
public void Redraw(Gm.Point snake, Gm.Point point) //一次绘图(每帧都会运行)
{
if (Gm.GameOver)
{//游戏结束
GG();
}
Console.SetCursorPosition(snake.X, snake.Y); //移动光标到蛇头
Console.Write('@'); //绘制蛇头
if (!Food.eatBool) //没吃到就擦除蛇尾
{
Console.SetCursorPosition(point.X, point.Y); //同样,光标到蛇尾
Console.Write(' '); //设置为空白
}
Console.SetCursorPosition(Gm.width, Gm.height);
}