贪吃蛇

#include<stdio.h>
#include<windows.h>//基本型态定义。支援型态定义函数。使用者界面函数 图形装置界面函数。
#include<conio.h>   //用户通过按键盘产生的对应操作 (控制台） 
#include<stdlib.h> 
#include<time.h> //日期和时间头文件 
#define LEN 30
#define WID 25
int Snake[LEN][WID] = {0};  //数组的元素代表蛇的各个部位 
char Sna_Hea_Dir = 'a';//记录蛇头的移动方向
int Sna_Hea_X, Sna_Hea_Y;//记录蛇头的位置
int Snake_Len = 3;//记录蛇的长度
clock_t Now_Time;//记录当前时间，以便自动移动
int Wait_Time ;//记录自动移动的时间间隔
int Eat_Apple = 1;//吃到苹果表示为1
int Level ;
int All_Score = -1;
int Apple_Num = -1;
HANDLE hConsole = GetStdHandle(STD_OUTPUT_HANDLE);  //获取标准输出的句柄 <windows.h>
//句柄 ：标志应用程序中的不同对象和同类对象中的不同的实例 方便操控，
void gotoxy(int x, int y)//设置光标位置
{
COORD pos = {x,y};  //定义一个字符在控制台屏幕上的坐标POS

SetConsoleCursorPosition(hConsole, pos);    //定位光标位置的函数<windows.h>

}

void Hide_Cursor()//隐藏光标 固定函数 
{
CONSOLE_CURSOR_INFO cursor_info = {1, 0}; 
SetConsoleCursorInfo(hConsole, &cursor_info);   
}

void SetColor(int color)//设置颜色
{
SetConsoleTextAttribute(hConsole, color);
//是API设置字体颜色和背景色的函数 格式：SetConsoleTextAttribute(句柄,颜色);
}

void Print_Snake()//打印蛇头和蛇的脖子和蛇尾
{
int iy, ix, color;
for(iy = 0; iy < WID; ++iy)
for(ix = 0; ix < LEN; ++ix)
{

if(Snake[ix][iy] == 1)//蛇头
{
SetColor(0xf); //oxf代表分配的内存地址 setcolor:34行自定义设置颜色的函数 
gotoxy(ix*2, iy);
printf("※");
}
if(Snake[ix][iy] == 2)//蛇的脖子
{
color = rand()%15 + 1;  //rand()函数是产生随机数的一个随机函数。C语言里还有 srand()函数等。
//头文件:stdlib.h 
if(color == 14)
color -= rand() % 13 + 1;   //变色 
SetColor(color);
gotoxy(ix*2, iy);
printf("■");
}
if(Snake[ix][iy] == Snake_Len)
{
gotoxy(ix*2, iy);
SetColor(0xe);
printf("≈");
}
}
}

void Clear_Snake()//擦除贪吃蛇
{
int iy, ix;
for(iy = 0; iy < WID; ++iy)
for(ix = 0; ix < LEN; ++ix)
{
gotoxy(ix*2, iy);
if(Snake[ix][iy] == Snake_Len)
printf(" ");
}
}

void Rand_Apple()//随机产生苹果
{
int ix, iy;

do
{
ix = rand() % LEN;
iy = rand() % WID;
}while(Snake[ix][iy]);

Snake[ix][iy] = -1;
gotoxy(ix*2, iy);
printf("⊙");
Eat_Apple = 0;
}

void Game_Over()//蛇死掉了
{
gotoxy(30, 10);
printf("Game Over");
Sleep(3000);
system("pause > nul");
exit(0);
}

void Move_Snake()//让蛇动起来
{
int ix, iy;

for(ix = 0; ix < LEN; ++ix)//先标记蛇头
for(iy = 0; iy < WID; ++iy)
if(Snake[ix][iy] == 1)
{
switch(Sna_Hea_Dir)//根据新的蛇头方向标志蛇头
{
case 'w':
if(iy == 0)
Game_Over();
else
Sna_Hea_Y = iy - 1;
Sna_Hea_X = ix;

break;
case 's':
if(iy == (WID -1))
Game_Over();
else
Sna_Hea_Y = iy + 1;
Sna_Hea_X = ix;

break;
case 'a':
if(ix == 0)
Game_Over();
else
Sna_Hea_X = ix - 1;
Sna_Hea_Y = iy;

break;
case 'd':
if(ix == (LEN - 1))
Game_Over();
else
Sna_Hea_X = ix + 1;
Sna_Hea_Y = iy;

break;
default:
break;
}
}

if(Snake[Sna_Hea_X][Sna_Hea_Y]!=1&&Snake[Sna_Hea_X][Sna_Hea_Y]!=0&&Snake[Sna_Hea_X][Sna_Hea_Y]!=-1)
Game_Over();

if(Snake[Sna_Hea_X][Sna_Hea_Y] < 0)//吃到苹果
{
++Snake_Len;
Eat_Apple = 1;
}
for(ix = 0; ix < LEN; ++ix)//处理蛇尾
for(iy = 0; iy < WID; ++iy)
{
if(Snake[ix][iy] > 0)
{
if(Snake[ix][iy] != Snake_Len)
Snake[ix][iy] += 1;
else
Snake[ix][iy] = 0;
}
}

Snake[Sna_Hea_X][Sna_Hea_Y] = 1;//处理蛇头 
}

void Get_Input()//控制蛇的移动方向
{
if(kbhit())
{
switch(getch())
{
case 87:

Sna_Hea_Dir = 'w';
break;
case 83:

Sna_Hea_Dir = 's';
break;
case 65:

Sna_Hea_Dir = 'a';
break;
case 68:

Sna_Hea_Dir = 'd';
break;
default:
break;
}
}

if(clock() - Now_Time >= Wait_Time)//蛇到时间自动行走
{
Clear_Snake();
Move_Snake();
Print_Snake();
Now_Time = clock();
}
}

void Init()//初始化
{
system("title 贪吃毛毛蛇");
system("mode con: cols=80 lines=25");
Hide_Cursor();

gotoxy(61, 4);
printf("You Score:");
gotoxy(61, 6);
printf("You Level:");
gotoxy(61, 8);
printf("The Lenght:");
gotoxy(61, 10);
printf("The Speed:");
gotoxy(61, 12);
printf("Apple Num:");

int i;
for(i = 0; i < Snake_Len; ++i)//生成蛇
Snake[10+i][15] = i+1;

int iy, ix;//打印蛇
for(iy = 0; iy < WID; ++iy)
for(ix = 0; ix < LEN; ++ix)
{
if(Snake[ix][iy])
{
SetColor(Snake[ix][iy]); 
gotoxy(ix*2, iy);
printf("■");
}
}
}

void Pri_News()//打印信息
{
SetColor(0xe);
gotoxy(73,4);
All_Score += Level;
printf("%3d", All_Score);
gotoxy(73, 6);
printf("%3d", Level);
gotoxy(73, 8);
printf("%3d",Snake_Len);
gotoxy(73, 10);
printf("0.%3ds", Wait_Time/10);
gotoxy(73, 12);
printf("%d", Apple_Num);
}

void Lev_Sys()//等级系统
{
if(((Apple_Num-1) / 10) == Level)
{
++Level;
if(Wait_Time > 50)
Wait_Time -= 50;
else
if(Wait_Time > 10)
Wait_Time -= 10;
else
Wait_Time -= 1;
} 
}

int main(void)
{
Init();
srand((unsigned)time(NULL));//设置随机数的种子
Now_Time = clock();
int speed1=1000,speed2,a;
printf("\n");
printf("请输入你想要的速度\n");
scanf("%d",&speed2);
Level=1;
Wait_Time=speed1-speed2;
printf("请输入你想要的苹果数\n");
scanf("%d",&a);

while(a--)
Rand_Apple();
while(1)
{
if(Eat_Apple)
{
++Apple_Num;
Rand_Apple();
Lev_Sys();
Pri_News();
}
Get_Input();
Sleep(10);
}
return 0;
}