使用C語言編寫貪食蛇程式原始碼

#include <windows.h>
#include <stdlib.h>
#include <time.h>
#include <stdio.h>
#include <string.h>
#include <conio.h>
#define N 21

int apple[3],num;
char score[3];
char tail[3];

void gotoxy(int x, int y) //輸出座標
{
COORD pos;
pos.X = x;
pos.Y = y;
SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), pos);
}

void color(int b) //顏色函式
{
HANDLE hConsole = GetStdHandle((STD_OUTPUT_HANDLE)) ;
SetConsoleTextAttribute(hConsole,b) ;
}

int Block(char head[2]) //判斷出界
{
if ((head[0] < 1) || (head[0] > N) || (head[1] < 1) || (head[1] > N))
return 1;
return 0;
}

int Eat(char snake[2]) //吃了蘋果
{
if ((snake[0] == apple[0]) && (snake[1] == apple[1]))
{
apple[0] = apple[1] = apple[2] = 0;
gotoxy(N+44,10);
color(13);
printf("%d",score[0]*10);
color(11);
return 1;
}
return 0;
}

void Draw(char **snake, int len) //蛇移動
{
if (apple[2])
{
gotoxy(apple[1] * 2, apple[0]);
color(12);
printf("●");
color(11);
}
gotoxy(tail[1] * 2, tail[0]);
if (tail[2])
{
color(num);
printf("★");
color(num);
}
else
printf("■");
gotoxy(snake[0][1] * 2, snake[0][0]);
color(num);
printf("★");
color(num);
putchar('\n');
}

char** Move(char **snake, char dirx, int *len) //控制方向
{
int i, full = Eat(snake[0]);
memcpy(tail, snake[(*len)-1], 2);
for (i = (*len) - 1; i > 0; --i)
memcpy(snake[i], snake[i-1], 2);
switch (dirx)
{
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: ;
}
if (full)
{
snake = (char **)realloc(snake, sizeof(char *) * ((*len) + 1));
snake[(*len)] = (char *)malloc(sizeof(char) * 2);
memcpy(snake[(*len)], tail, 2);
++(*len);
++score[0];
if(score[3] < 16)
++score[3];
tail[2] = 1;
}
else
tail[2] = 0;
return snake;
}

void init(char plate[N+2][N+2], char ***snake_x, int *len) //初始化
{
int i, j;
char **snake = NULL;

*len = 3;
score[0] = score[3] =3;
snake = (char **)realloc(snake, sizeof(char *) * (*len));
for (i = 0; i < *len; ++i)
snake[i] = (char *)malloc(sizeof(char) * 2);

for (i = 0; i < 3; ++i)
{
snake[i][0] = N/2 + 1;
snake[i][1] = N/2 + 1 + i;
}

for (i = 1; i <= N; ++i)
for (j = 1; j <= N; ++j)
plate[i][j] = 1;

apple[0] = rand()%N + 1; apple[1] = rand()%N + 1;
apple[2] = 1;

for (i = 0; i < N + 2; ++i)
{
gotoxy(0, i);
for (j = 0; j < N + 2; ++j)
{
switch (plate[i][j])
{
case 0:
color(12);printf("□");color(11); continue;
case 1: printf("■"); continue;
default: ;
}
}
putchar('\n');
}
for (i = 0; i < (*len); ++i)
{
gotoxy(snake[i][1] * 2, snake[i][0]);
printf("★");
}
putchar('\n');
*snake_x = snake;
}

void Manual()
{
gotoxy(N+30,2);
color(10);
printf("按 W S A D 移動方向");
gotoxy(N+30,4);
printf("按 space 鍵暫停");
gotoxy(N+30,8);
color(11);
printf("歷史最高分為: ");
color(12);
gotoxy(N+44,8);
printf("%d",score[1]*10);
color(11);
gotoxy(N+30,12);
printf("你現在得分為: 0");
}

int File_in() //取記錄的分數
{
FILE *fp;
if((fp = fopen("C:\\tcs.txt","a+")) == NULL)
{
gotoxy(N+18, N+2);
printf("檔案不能開啟\n");
exit(0);
}
if((score[1] = fgetc(fp)) != EOF);
else
score[1] = 0;
return 0;
}

int File_out() //存資料
{

FILE *fp;
if(score[1] > score[0])
{gotoxy(10,10);
color(12);
puts("闖關失敗加油耶");
gotoxy(0,N+2);
return 0;
}
if((fp = fopen("C:\\tcs.txt","w+")) == NULL)
{
printf("檔案不能開啟\n");
exit(0);
}
if(fputc(--score[0],fp)==EOF)
printf("輸出失敗\n");
gotoxy(10,10);
color(12);
puts("恭喜您打破記錄");
gotoxy(0,N+2);
return 0;
}

void Free(char **snake, int len) //釋放空間
{
int i;
for (i = 0; i < len; ++i)
free(snake[i]);
free(snake);
}

int main(void)
{
int len;
char ch = 'g';
char a[N+2][N+2] = {{0}};
char **snake;
srand((unsigned)time(NULL));
color(11);
File_in();
init(a, &snake, &len);
Manual();
while (ch != 0x1B) // 按 ESC 結束
{
Draw(snake, len);
if (!apple[2]) {
apple[0] = rand()%N + 1;
apple[1] = rand()%N + 1;
apple[2] = 1;
num++;
if(num>8)
num=0;
}
Sleep(200-score[3]*10);
setbuf(stdin, NULL);
if (kbhit())
{
gotoxy(0, N+2);
ch = getche();
}
snake = Move(snake, ch, &len);
if (Block(snake[0])==1)
{
gotoxy(N+2, N+2);
puts("你輸了");
File_out();
Free(snake, len);
getche();
exit(0);
}
}
Free(snake, len);
exit(0);
}

使用C語言編寫貪食蛇程式原始碼

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