//为广大编程游戏爱好者提供一个参考的游戏源代码
#include<stdio.h>
#include<conio.h>
#include<windows.h>
#include<time.h>
#define framex 5
#define framey 5
#define wide 20
#define high 20
int i,j,a[2];
//将光标移动到指定位置
void gotoxy(HANDLE hout,int x,int y){
//COORD是WindowsAPI中定义的一种结构，表示一个字符在控制台屏幕上的坐标
COORD pos;
pos.X=x;
pos.Y=y;
//SetConsoleCursorPosition是API中定位光标位置的函数。
SetConsoleCursorPosition(hout,pos);
}
//游戏封面
void cover (HANDLE hout){
gotoxy(hout,framex+wide,framey);
printf("snake——贪吃蛇游戏");
gotoxy(hout,framex+wide,framey+5);
printf("开始游戏前请关闭中文输入法");
gotoxy(hout,framex+wide*2,framey+20);
printf( "游戏制作者：Joe");
gotoxy(hout,framex+wide*2,framey+22);
char a;
a=getchar();
system("cls");
}
//定义蛇的结构体
struct Snake{
int x[100];
int y[100];
int speed;
int length;
int count;
};
//定义食物的结构体
struct Food{
int x;
int y;
};
//制作框架
void makeframe(struct Snake snake){
//定义显示器变量句柄
HANDLE hout=GetStdHandle(STD_OUTPUT_HANDLE);
gotoxy(hout,framex+wide*2+5,framey);
printf( " 贪吃蛇游戏");
gotoxy(hout,framex+wide*2+5,framey+3);
printf("使用方向键或wasd移动");
gotoxy(hout,framex+wide*2+5,framey+5);
printf("长按方向键可加速");
gotoxy(hout,framex+wide*2+5,framey+7);
printf("按任意键暂停,方向键继续");
//打印上边框
for(i=0;i<wide*2+1;i++){
gotoxy(hout,framex+i,framey);
printf("*");
}
//打印下边框
for(i=0;i<wide*2+2;i++){
gotoxy(hout,framex+i,framey+high);
printf("*");
}
//打印左边框
for(i=0;i<high;i++){
gotoxy(hout,framex,framey+i);
printf("■");
}
//打印右边框
for(i=0;i<high;i++){
gotoxy(hout,framex+wide*2+1,framey+i);
printf("■");
}
}
//游戏信息
void infor(HANDLE hout,struct Snake* snake){
gotoxy(hout,framex+wide*2+5,framey+15);
printf("当前速度:%d",-snake->speed+500);
gotoxy(hout,framex+wide*2+5,framey+17);
printf("当前得分:%d",snake->count);
gotoxy(hout,framex+wide*2+5,framey+19);
printf("当前长度:%d",snake->length);
}
//初始化蛇
void initsnake(struct Snake *snake){
snake->x[0]=framex+2;
snake->y[0]=framey+high/2;
snake->count=0;
snake->length=3;
snake->speed=400;
//初始化由蛇尾至蛇头的坐标
for(i=1;i<snake->length;i++){
snake->x[i]=snake->x[i-1]+1;
snake->y[i]=snake->y[i-1];
}
}
//打印蛇
void printsnake(HANDLE hout ,struct Snake *snake){
for(i=0;i<snake->length;i++){
gotoxy(hout,snake->x[i],snake->y[i]);
if(i==snake->length-1)
printf("■");
else if(i==0)
printf("■");
else
printf("■");
}
}
//移动蛇
void movesnake(HANDLE hout,struct Snake *snake){
gotoxy(hout,snake->x[0],snake->y[0]);
//清除蛇尾
printf(" ");
//蛇的后一节坐标变成前一节的坐标
for(i=1;i<snake->length;i++){
snake->x[i-1]=snake->x[i];
snake->y[i-1]=snake->y[i];
}
}
//打印食物
void printfood (HANDLE hout,struct Snake *snake,struct Food* food){
//用计算机时间获取随机值
srand((unsigned)time(NULL));
while(1){
//将食物的横纵坐标的大小限定在窗口大小内
food->x=rand()%(wide-2)+1;
food->y=rand()%(high-2)+1;
//避免食物出现在边框上
if(food->x==0&&food->y==0)
continue;
//将食物的坐标放置在窗口内
food->x=2*food->x+framex;
food->y+=framey;
//如果食物出现在蛇上，重新产生食物
for(i=0;i<snake->length;i++){
if(food->x==snake->x[i]&&food->y==snake->y[i])
break;
}
//食物不在蛇上，打印食物，结束循环
if(i==snake->length){
gotoxy(hout,food->x,food->y);
printf("●");
break;
}
}
}
//吃食物
void eatfood(HANDLE hout,struct Snake * snake,struct Food *food){
//如果蛇头的坐标等于食物的坐标
if(snake->x[snake->length-1]==food->x&&snake->y[snake->length-1]==food->y){
//蛇长加一
snake->length++;
//蛇身（不包括蛇尾）整体像前移动一格
for(i=snake->length-1;i>0;i--){
snake->x[i]=snake->x[i-1];
snake->y[i]=snake->y[i-1];
}
//得到蛇尾的坐标（即蛇移动前的蛇尾坐标）
snake->x[0]=a[0];
snake->y[0]=a[1];
printfood(hout,snake,food);
snake->count++;
if(snake->count%3==0)
snake->speed-=50;
}
}
//死亡判断
int ifdead(struct Snake* snake){
//如果碰到左边界 返回0；
if(snake->x[snake->length-1]==framex)
return 0;
//如果碰到右边界 返回0；
if(snake->x[snake->length-1]==framex+wide*2)
return 0;
//如果碰到上边界 返回0；
if(snake->y[snake->length-1]==framey)
return 0;
//如果碰到下边界 返回0；
if(snake->y[snake->length-1]==framey+high)
return 0;
//如果碰到自己身体 返回0；
for(i=0; i<snake->length-1; i++)
if( snake->x[snake->length-1]==snake->x[i] && snake->y[snake->length-1]==snake->y[i] )
return 0;
//否则返回1；
return 1;
}
//开始游戏
int main(){
unsigned char ch =77;
//定义显示器句柄
HANDLE hout = GetStdHandle(STD_OUTPUT_HANDLE);
cover(hout);
struct Snake s, *snake=&s;
struct Food f, *food=&f;
makeframe(*snake);
initsnake(snake);
printfood(hout,snake,food);
Sleep(500);
while(1){
infor(hout,snake);
//保存蛇尾横纵坐标
a[0]=snake->x[0];
a[1]=snake->y[0];
j=0;
//如果用户敲击键盘
if(kbhit()){
//用ch接收输入 ，注意是getch()，不需敲击回车
ch=getch();
if(kbhit()){
//长按时间
Sleep(20);
j=1;
}
}
switch(ch){
//向上移动
case'W':
case 'w' :
case 72:{
movesnake(hout,snake);
//蛇头纵坐标减一
snake->y[snake->length-1]-=1;
break;
}
//向下移动
case'S':
case 's':
case 80:{
movesnake(hout,snake);
//蛇头纵坐标加一
snake->y[snake->length-1]+=1;
break;
}
//向左移动
case'A':
case 'a':
case 75:{
movesnake(hout,snake);
//蛇头横坐标减二
snake->x[snake->length-1]-=2;
break;
}
//向右移动
case'D':
case 'd':
case 77:{
movesnake(hout,snake);
//蛇头横坐标加二
snake->x[snake->length-1]+=2;
break;
}
}
eatfood(hout,snake,food);
printsnake(hout,snake);
//如果判断蛇死亡，跳出循环
if(ifdead(snake)==0||ch==27||snake->speed==0){
gotoxy(hout,framex+wide/2,framey-2);
if(snake->speed==0)
printf("恭喜你通关了！！!");
else
printf("糟糕 T_T");
break;
}
if(j==0)
//如果没有长按，蛇滞留的时间为
Sleep(snake->speed);
//如果长按，蛇滞留的时间为 20ms，即加速
else
Sleep(20);
}
//跳出循环时 ，滞留死亡场景一段时间
Sleep(3000);
//清屏
system("cls");
//显示结束界面
if(snake->speed==0)
printf("\n\n\n\n\n\t\t\t哈哈，你赢了\n\n\t\t\t你得到了满分：24\n\n\n");
else
printf("\n\n\n\n\n\t\t\t哈哈，你输了\n\n\t\t\t你的最终得分是：%d\n\n\n",snake->count);
Sleep(3000);
return 0;
}
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