C语言贪吃蛇源码

#include <stdio.h>
#include <windows.h>
#include<conio.h>
#include <stdlib.h>
#include<time.h>

#define X 23//地图的x轴
#define Y 75//地图的y轴

#define UP 0
#define DOWN 1
#define LEFT 2
#define RIGHT 3

#define WAIT_TIME 200//等待蛇刷新的时间,可以说是速度  修改可变速

int map_0[X][Y];//地图
int Snake[X*Y][2]; // 蛇
int Slength; //蛇的长度
int direction; 
int score=0;

bool pdEatFood=false;

void csh();
void huaMap();
void huaSnake();
void gotoxy(int x,int y);
void move();
void intokey();
int check(int x,int y);
void putfood();
bool gameover();
void dy_fs();

int main()
{
	csh();
	huaMap();
	putfood();
	while(1)
    {
        huaSnake();               
        Sleep(WAIT_TIME);  
        intokey();
        move();
        dy_fs();
		if(gameover())
        {
            system("cls");          //清除屏幕内容
            printf("Game Over\n");  
            system("pause");
            getchar();
            break;
        }
		if(map_0[Snake[0][0]][Snake[0][1]]==-1)
		{
		map_0[Snake[0][0]][Snake[0][1]]=0;
		pdEatFood=true;
		putfood();
		score+=10;
		}
    }
	return 0;
}
void csh()//初始化 
{
	srand((unsigned)time(NULL)); //设置种子为现在的时间
	Slength=4;
	gotoxy(0,0);
	CONSOLE_CURSOR_INFO cursor_info = {1, 0}; //清除光标 
	SetConsoleCursorInfo(GetStdHandle(STD_OUTPUT_HANDLE), &cursor_info);		
	int x,y;
	Snake[0][0]=X/2;
	Snake[0][1]=Y/2;
	for(x=0;x<X;x++){
		map_0[x][0]=1;
		map_0[x][Y-1]=1;
	}
	for(y=1;y<Y-1;y++){
		map_0[0][y]=1;
		map_0[X-1][y]=1;
	} 
	for(x=1;x<4;x++){	//初始化蛇的坐标 
		Snake[x][0]=Snake[0][0]+x;
		Snake[x][1]=Snake[0][1];
	}
	direction=UP;
	
}
void huaMap()//画地图 
{
	int x,y;
	for(x=0;x<X;x++){
		for(y=0;y<Y;y++){
			if(map_0[x][y]==1){
				printf("#");
			}
			if(map_0[x][y]==0){
				printf(" ");
			}
		}
		printf("\n");
	}
}
void huaSnake()//画蛇 
{
	int x;
	for(x=0;x<Slength;x++)
	{
		gotoxy(Snake[x][0],Snake[x][1]);
		printf("@");	
	}
}
void gotoxy(int i,int j)//移动光标 
{
    COORD position={j,i};
    SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE),position);
}
void move()
{
    int i;
    gotoxy(Snake[Slength-1][0],Snake[Slength-1][1]);//擦除尾巴
    printf(" ");                            
    for(i=Slength-1;i>0;i--)    //从尾巴开始，每一个点的位置等于它前面一个点的位置
    {
        Snake[i][0]=Snake[i-1][0];
        Snake[i][1]=Snake[i-1][1];
    }
    switch(direction)
    {
    case UP:
        Snake[0][0]--;
        break;
    case DOWN:
        Snake[0][0]++;
        break;
    case LEFT:
        Snake[0][1]--;
        break;
    case RIGHT:
        Snake[0][1]++;
        break;
    }
	if(pdEatFood){
	Slength++;
	pdEatFood=false;
	}

}
void intokey()
{
    if(kbhit()!=0)          //kbhit()函数 检查当前是否有键盘输入，若有则返回一个非0值，否则返回0
    {
        char in;
        while(!kbhit()==0)  //如果玩家输入了多个按键，以最后一个按键为准
            in=getch();
        switch(in)
        {
        case 'w':
        case 'W':
            if(direction!=DOWN)         //防止缩头
                direction=UP;
            break;
        case 's':
        case 'S':
            if(direction!=UP)
                direction=DOWN;
            break;
        case 'a':
        case 'A':
            if(direction!=RIGHT)
                direction=LEFT;
            break;
        case 'd':
        case 'D':
            if(direction!=LEFT)
                direction=RIGHT;
            break;
		case 'p':
        case 'P':
            gotoxy(X,0);        
            system("pause");
            gotoxy(X,0);
            printf("                   ");  //	消去下面的按任意键继续
            break;
        }
    }
}
int check(int ii,int jj){// 检查是否能投放食物
	if(map_0[ii][jj]==1) 
		return 0;
	if(ii==0 || jj==0 || ii==X-1 || jj==Y-1)
		return 0;
	int i;
	for(i=0;i<Slength;i++){
	if(ii==Snake[i][0] && jj==Snake[i][1])
	return 0;
	}
	return 1;
}
void putfood()
{
	int i,j;
	do{
	i=rand()%X;
	j=rand()%Y;
	}while(check(i,j)==0);
	map_0[i][j]=-1;
	gotoxy(i,j);
	printf("$");
}
bool gameover()
{
	bool isgameover=false;
	int sX,sY;
	sX=Snake[0][0],sY=Snake[0][1];
	if(sX==0 || sX==X-1 || sY==0 || sY==Y-1)
		isgameover=true;
	int i;
	for(i=1;i<Slength;i++){
	if(sX==Snake[i][0] && sY==Snake[i][1])
		isgameover=true;
	}
	return isgameover;
}
void dy_fs()
{
	gotoxy(X,0);
    printf("(c)Geek------2018.1.22");
	gotoxy(X+1,0);
    printf("最终得分: %d",score);
}