void Init(){
char kb = 's', default_kb = 's';
Randomxy(&snake->posx, &snake->posy);
snake->next = snake; snake->prv = snake; tail = snake;//构成循环
Paint(body); CreateFood();
while (1){
if (kbhit())kb = getch(); if (kb < 97) kb += 32;
switch (kb){
case'w': if (default_kb != 's'){ Move; tail->posy--; }else kb = default_kb; break;
case 's':if (default_kb != 'w') { Move; tail->posy++; }else kb = default_kb; break;
case'a': if (default_kb != 'd') { Move; tail->posx--; }else kb = default_kb; break;
case'd': if (default_kb != 'a'){ Move; tail->posx++; }else kb = default_kb; break;
}
default_kb = kb; snake = tail; tail = tail->prv; //新的头结点,要一个节点标记蛇身最后一个
if (IsEat()) {CreateFood(); CreateNode(); Paint(create);}
Paint(body);
}
}
bool command::IsUserEat(){
return (IsEat(ArrayOfCommand[1]) && IsMark(ArrayOfCommand[2]) && JumlahString == 1);
}
