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#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <conio.h>
#include <windows.h>
#define W 32
#define H 22
const int SIZE_SK = 30*20;
HANDLE hOut;
COORD pos= {0, 0};
CONSOLE_CURSOR_INFO cur_info = {1, 0};
struct snake {
short x, y; //節點坐標
short md; //節點運動方向
short num; //節點內容
int col; //節點顏色
} snake[30*20];
const short dx[4] = {-1, 1, 0, 0}; //方向
const short dy[4] = {0, 0, -1, 1}; //方向
short gamemap[W][H];
short head, tail, score=0;
void initmap(int tm);
void createFood(void);
int getkeys(void);
int move(int idx);
void pntSnake(int i);
void drawEdge(void);
void gameinfo(char *s, int n);
int main(void)
{
int tm = 150; //刷新間隔150毫秒
hOut = GetStdHandle(STD_OUTPUT_HANDLE);
SetConsoleCursorInfo(hOut, &cur_info); //隱藏光標
system("COLOR 2f");
initmap(tm);
return 0;
}
void initmap(int tm)
{
short x, y, i, j;
int index, tmp, ret_m;
while (1){
head=0;
tail=-1;
score=0;
//初始化蛇節點隨機顏色
srand(time(0));
for (i=0; i<SIZE_SK; i++)
snake[i].col = rand()%8+8 | 0x20;
//初始化地圖數組
for (i=0; i<W; i++)
for (j=0; j<H; j++)
gamemap[i][j] = 0;
system("cls");
//繪制邊界
drawEdge();
//打印蛇頭
srand(time(0));
do {
x = rand()%(W-2) + 1;
y = rand()%(H-2) + 1;
} while (gamemap[x][y] != 0); //只在空白處生成
snake[head].x = x;
snake[head].y = y;
gamemap[x][y] = snake[head].num = 1;
pos.X = x*2;
pos.Y = y;
SetConsoleCursorPosition(hOut, pos);
printf("█");
//打印食物
createFood();
while ((index=getkeys()) == 4)
Sleep(500);
//循環開始
while (1){
ret_m = move(index);
if (ret_m == 1){
pos.X = 0; pos.Y = H;
SetConsoleCursorPosition(hOut, pos);
printf("哎呀，掛了哦 ^_^");
break;
}
else if (ret_m == 2){
pos.X = 0; pos.Y = H;
SetConsoleCursorPosition(hOut, pos);
printf("哎呀，超神了 ^_^");
break;
}
Sleep(tm);
if ((tmp = getkeys()) != 4)
index = tmp;
}
//菜單代碼
puts(" 按w\\s\\a\\d 繼續玩，退出請關閉我");
getch();
}
}
void createFood(void)
{
short x, y;
srand(time(0));
do {
x = rand()%(W-2) + 1;
y = rand()%(H-2) + 1;
} while (gamemap[x][y] != 0);
gamemap[x][y] = 2;
pos.X = x*2; pos.Y = y;
SetConsoleCursorPosition(hOut, pos);
SetConsoleTextAttribute(hOut, 0x2f);
printf("⊙");
}
int getkeys(void) //獲取方向鍵
{
char ch;
while(kbhit()){
ch = getch();
if(ch == 'w')
return 2;
if(ch == 's')
return 3;
if(ch == 'a')
return 0;
if(ch == 'd')
return 1;
while (kbhit());
}
return 4;
}
int move(int idx)
{
int newx, newy, pt_tail, i;
newx = snake[head].x + dx[idx];
newy = snake[head].y + dy[idx];
switch (gamemap[newx][newy]){
case 0:
if ((head = ++head%SIZE_SK) != tail){ //不相等即蛇節點隊列未滿
snake[head].x = newx;
snake[head].y = newy;
snake[head].num = 1;
gamemap[newx][newy] = 1;
tail = ++tail%SIZE_SK;
snake[tail].num = 0; //清除尾部，打印空字符
gamemap[snake[tail].x][snake[tail].y] = 0;
snake[head].md = idx; //存儲移動方向
pt_tail = tail - 1;
}
else
return 2; //回合結束標記2代表蛇填滿空間
break;
case 2:
if ((head = ++head%SIZE_SK) != tail){ //不相等即蛇節點隊列未滿
snake[head].x = newx; //head+1后存儲新坐標為蛇頭
snake[head].y = newy;
snake[head].num = 1;
gamemap[newx][newy] = 1;
snake[head].md = idx; //存儲移動方向
pt_tail = tail = tail%SIZE_SK;
score++;
createFood();
}
break;
case 3:
return 1; //遇到墻壁
case 1:
return 1; //遇到自身
default: ;
}
//打印蛇
if (pt_tail == -1)
pt_tail++;
if (pt_tail < head){ //尾巴在頭部后面（這兩者是數組索引）
for (i=pt_tail; i<=head; i++){
pntSnake(i); //打印
}
}
else{
for (i=pt_tail; i<SIZE_SK; i++)
pntSnake(i);
for (i=0; i<=head; i++)
pntSnake(i);
}
gameinfo(" 分數", score);
return 0;
}
void pntSnake(int i)
{
//轉換x坐標：內部是連續整數，打印時一個字符占位2，所以要2x
pos.X = snake[i].x * 2;
pos.Y = snake[i].y;
SetConsoleCursorPosition(hOut, pos);
if (snake[i].num == 0){
putchar('\0'); //清除蛇尾
putchar('\0');}
else if (snake[i].num == 1){
//下面函數第二個參數低4位控制前景色，高4位控制背景色，共8位
SetConsoleTextAttribute(hOut, snake[i].col);
printf("█");
}
}
void drawEdge(void)
{
int i;
for (i=0; i<W; i++){
pos.X = i*2; pos.Y = 0;
SetConsoleCursorPosition(hOut, pos);
printf("█");
gamemap[i][pos.Y] = 3;
pos.Y = H-1;
SetConsoleCursorPosition(hOut, pos);
printf("█");
gamemap[i][H-1] = 3;
}
for (i=1; i<H-1; i++){
pos.X = 0; pos.Y = i;
SetConsoleCursorPosition(hOut, pos);
printf("█");
gamemap[pos.X][i] = 3;
pos.X = (W-1)*2;
SetConsoleCursorPosition(hOut, pos);
printf("█");
gamemap[W-1][i] = 3;
}
}
void gameinfo(char *s, int n)
{
pos.X = 0; pos.Y = H;
SetConsoleCursorPosition(hOut, pos);
SetConsoleTextAttribute(hOut, 0x2f);
printf(" 貪吃蛇");
printf(" %s: %d", s, n);
}

復制代碼

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