贪吃蛇C语言代码
#include
#include
#include
#include
#include
#include
#include
#define N 21
char apple[2];
char tail[2];
char **snake = NULL;
int score = 0;
int len = 3;
char max = 0;
void gotoxy(int x, int y) //输出坐标
{
COORD pos;
pos.X = x;
pos.Y = y;
SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), pos);
}
void color(int b) //颜色函数
{
HANDLE hConsole = GetStdHandle((STD_OUTPUT_HANDLE));
SetConsoleTextAttribute(hConsole, b);
}
int block(char head[2])//判断出界
{
int i;
if ((head[0]<1 || head[0]>N) || (head[1]<1 || head[1]>N))return 1;//判断出界
for (i = 1; i
return 0;
}
int eat()//判断吃苹果
{
if (snake[0][1] == apple[1] && snake[0][0] == apple[0])
{
apple[0] = apple[1] = 0;
gotoxy(N * 2 + 10, 9);
color(14);
score++;
printf("你现在得分：%d", score * 10);
len++;//若吃了苹果，增加分数，蛇长度
gotoxy(tail[1] * 2, tail[0]);
color(14);
printf("★");
return 1;
}
else
{
gotoxy(tail[1] * 2, tail[0]);
color(11);
printf("■");
return 0;
}//处理蛇的尾巴
}
void move(char ch)//蛇移动
{
void creat();
int i, a;
if (ch == 'w' || ch == 'W' || ch == 's' || ch == 'S' || ch == 'a' || ch == 'A' || ch == 'd' || ch == 'D')//输入非wasd字符暂停移动
{
memcpy(tail, snake[len - 1], 2);
for (i = len - 1; i>0; i--)
memcpy(snake[i], snake[i - 1], 2);
switch (ch)
{
case 'w': case 'W':--snake[0][0]; break;
case 's': case 'S':++snake[0][0]; break;
case 'a': case 'A':--snake[0][1]; break;
case 'd': case 'D':++snake[0][1]; break;
default:;
}
gotoxy(snake[0][1] * 2, snake[0][0]);
color(14);
printf("★");//移动蛇头
if (a = eat())
{
snake = (char **)realloc(snake, sizeof(char *)*(len));
snake[len - 1] = (char *)malloc(sizeof(char) * 2);
memcpy(snake[len - 1], tail, 2);//为蛇身开辟新空间储存地址
creat();
}
}
}
int f()//判断苹果是否在蛇身上
{
int i, n;
for (i = 0; i
return n;
}
void creat()//随机生成苹果
{
int n, a = 0;
srand((unsigned)time(NULL));
apple[0] = rand() % N + 1;
apple[1] = rand() % N + 1;
apple[2] = 1;
while (int n=f())//若苹果在蛇身上，重复随机生成苹果
{
apple[0] = rand() % N + 1;
apple[1] = rand() % N + 1;
apple[2] = 1;
n = f();
a++;
if (a == 100000) //判断蛇身是否满屏
{
gotoxy(10, 10);
color(12);
printf("恭喜您打破记录");
}
}
gotoxy(apple[1] * 2, apple[0]);
color(12);
printf("●");
}
void p()//界面初始化
{
int a[N + 2][N + 2] =
{ 0 }, i, j;
for (i = 1; i <= N; i++)
for (j = 1; j <= N; j++)
a[i][j] = 1;
for (i = 0; i <= N + 1; i++)
{
gotoxy(0, i);
for (j = 0; j <= N + 1; j++)
switch (a[i][j])
{
case 0:color(12); printf("□"); continue;
case 1:color(11); printf("■"); continue;
}
}
gotoxy(N * 2 + 10, 1);
color(10);
printf("按 W S A D 控制方向");
gotoxy(N * 2 + 10, 3);
color(10);
printf("按 space 键暂停");
gotoxy(N * 2 + 10, 5);
color(10);
printf("按 esc 键退出");
gotoxy(N * 2 + 10, 9);
color(14);
printf("你现在得分：0");
gotoxy(N * 2 + 10, 11);
color(14);
printf("历史最高分：%d", max * 10);
}
void main()//主函数
{
int i, a = 0, n = 1, q;
char ch = 'g', c;
char b[3] = { 0 };
p();
snake = (char **)realloc(snake, sizeof(char *)*(len));
for (i = 0; i
snake[i] = (char *)malloc(sizeof(char) * 2);
snake[i][0] = N / 2 + 1;
snake[i][1] = N / 2 + 1 + i;
gotoxy(snake[i][1] * 2, snake[i][0]);
color(14);
printf("★");
gotoxy(0, N + 2);
}//初始化蛇身
creat();
while (ch != 0x1B)
{
if (_kbhit())
{
gotoxy(0, N + 2);
q = _getche();
if (q == 'w' || q == 'W' || q == 's' || q == 'S' || q == 'a' || q == 'A' || q == 'd' || q == 'D' || q == 32 || q == 0x1B)//判断只有空格和wasd键有效
{
b[2] = b[1];
b[1] = b[0];
b[0] = q;
if (b[0] == b[1] && b[1] == 32)b[0] = b[2];//第二次按暂停键将再次启动游戏
if (b[1] == 32)b[1] = b[2];//保证暂停后反向按键不会直接转向而死亡
}
if (n == 1 && (b[0] == 'd' || b[0] == 'D'))
{
c = snake[0][0];
snake[0][0] = snake[2][0];
snake[2][0] = c;
c = snake[0][1];
snake[0][1] = snake[2][1];
snake[2][1] = c;
}//若第一次输入时，方向与蛇相反，调转蛇身
n++;
}
Sleep(200 - score * 1); //降低速度
if (b[1] - b[0] == 3 || b[0] - b[1] == 3 || b[1] - b[0] == 4 || b[0] - b[1] == 4)
{
b[0] = b[1]; b[1] = 0;
}//判断输入方向是否与蛇相反
ch = b[0];
move(ch);
if (block(snake[0]))
{
gotoxy(N / 2, N + 2);
printf("你输了！");
if (a == 1)
{
gotoxy(10, 10);
color(12);
printf("恭喜您打破记录");
}
else
{
gotoxy(10, 10);
color(12);
printf("挑战失败");
}
gotoxy(0, N + 2);
_getche();
exit(0);
}
}
}