C语言+easyx写的贪吃蛇

大一时代写的小游戏，背景音乐你们就自己找一个吧，第一次发博，希望大家给点建议。

 #include
#include
#include
#include 
#include
#include
#pragma comment(lib, "Winmm.lib") //音效头文件


#define WINDOW_LENGTH 640 //窗口长
#define WINDOW_WIDE 480 //串口宽
#define M_TOP 50 //地图左上顶点y坐标
#define M_LEFT 20 //地图左上顶点x坐标
#define M_BOTTOM WINDOW_WIDE-30 //地图右下顶点y坐标
#define M_RIGHT WINDOW_LENGTH-30 //地图右下顶点x坐标
#define SNAKE_UP 72 //蛇向上运动
#define SNAKE_DOWN 80 //蛇向下运动
#define SNAKE_LEFT 75 //蛇向左运动
#define SNAKE_RIGHT 77  //蛇向右运动
#define SNAKE_QUIT 27 //结束游戏ESC键
#define SNAKE_SPEED 500 //蛇运动速度
#define SNAKE_PAUSS 32 //蛇暂停运动
void backgroundmusic(); //背景音乐




typedef struct FOOD{ //定义食物结构体
int x;
int y;
int FOOD_LIVE;
}FOOD;


typedef struct NODE{ //定义蛇的节点
int x;
int y;
NODE *PRE;
NODE *NEXT;
}NODE;


typedef struct SANKE{ //定义一个蛇
NODE *TAIL;
NODE *HEAD;
int NODES; //蛇的节数
int DIRECTION; //蛇的运动方向
int SANKE_LIVE; //存活状态
}SANKE;


int score_ = 0;
FOOD f;
SANKE s;
int rank;
int t=1;
int tt;


int biteSelf(); // 判断是否咬到了自己
int snake_life(); //蛇是否存活
void gameover(); //结束界面
int eatfood(); //吃食物
void score(); //分数
void time(); //时间
void meau(); //菜单
void initGAME(); //初始化游戏
void creatWINDOW(int x, int y); //创建窗口
void closeWINDOW(); //关闭窗口
void creatmap(); //创建地图
void creatfood(); //创建食物
void drawfood(); //画食物
void drawSANKE(); //画蛇
void initSANKE(); //创建蛇
void moveSANKE(); //移动蛇
void speed(); //调整速度
void playgame(); //开始游戏
int direction(int c); //判断操作方向是否与蛇的方向相同
void Data(); //保存分数
void ESC(); //esc结束
void musicforgg(); //结束时的音乐
//void musicforeatfood(); //吃东西时的音乐
void backgroundmusic(); //背景音乐
void upgrade(); //升级模式


int main()
{
while(t)
{
backgroundmusic();
meau();
initGAME();
playgame();
closeWINDOW();
}
}


void initGAME()
{
creatWINDOW(WINDOW_LENGTH, WINDOW_WIDE);
creatmap();
creatfood();
initSANKE();
score();
f.FOOD_LIVE = 0;
}


void creatWINDOW(int x, int y){
initgraph(WINDOW_LENGTH, WINDOW_WIDE);
setbkcolor(RGB(166,135,100));
cleardevice();
}


void closeWINDOW(){
Data();
getch();
closegraph();
}


void creatmap(){
int i;
setlinecolor(YELLOW);
rectangle(M_LEFT, M_TOP, M_RIGHT, M_BOTTOM);
rectangle(M_LEFT-10, M_TOP-10, M_RIGHT+10, M_BOTTOM+10);
for (i = M_LEFT ; i <= M_RIGHT ; i = i + 10)
line(i, M_TOP, i, M_TOP - 10);
for (i = M_TOP ; i <= M_BOTTOM ; i = i + 10)
line(M_LEFT, i, M_LEFT - 10, i);
for (i = M_LEFT ; i <= M_RIGHT ; i = i + 10)
line(i, M_BOTTOM, i, M_BOTTOM + 10);
for (i = M_TOP ; i <= M_BOTTOM ; i = i + 10)
line(M_RIGHT, i, M_RIGHT + 10, i);
}


void creatfood(){
srand(time(0));
int x, y;
while (1){
x = rand() % (600 - 20 + 1) + 20;
y = rand() % (440 - 50 + 1) + 50;
if (x % 10 == 0 && y % 10 == 0){
f.x = x;
f.y = y;
break;
}
}
f.FOOD_LIVE = 1;
}


void drawfood(){
setfillcolor(YELLOW);
fillrectangle(f.x, f.y, f.x + 9, f.y + 9);
}


void initSANKE(){
s.HEAD = (NODE *)malloc(sizeof(NODE));
s.TAIL=(NODE *)malloc(sizeof(NODE));
s.HEAD->x = 30;
s.HEAD->y = 400; 
s.TAIL->x = 30;
s.TAIL->y = 410;
s.HEAD->NEXT = s.TAIL;
s.HEAD->PRE = NULL;
s.TAIL->NEXT = NULL;
s.TAIL->PRE = s.HEAD;
s.DIRECTION = SNAKE_UP;
s.NODES = 2;
s.SANKE_LIVE = 1;
}


void drawSANKE(){
NODE *p;
p = s.HEAD;
while (p)
{
if (p == s.HEAD)
setfillcolor(BLUE);
else
setfillcolor(YELLOW);
fillrectangle(p->x, p->y, p->x + 9, p->y + 9);
p = p->NEXT;
}
}


int direction(int c){
//if ((c == SNAKE_DOWN&&s.DIRECTION == SNAKE_DOWN&&s.DIRECTION == SNAKE_UP) || (c == SNAKE_UP&&s.DIRECTION == SNAKE_UP&&s.DIRECTION == SNAKE_DOWN )|| 
//(c == SNAKE_LEFT&&s.DIRECTION == SNAKE_LEFT&&s.DIRECTION == SNAKE_RIGHT )|| (c == SNAKE_RIGHT&&s.DIRECTION == SNAKE_RIGHT&&s.DIRECTION == SNAKE_LEFT))
if (s.DIRECTION == SNAKE_DOWN&&c == SNAKE_UP)
return 1;
else if (s.DIRECTION == SNAKE_UP&&c == SNAKE_DOWN)
return 1; 
else if (s.DIRECTION == SNAKE_LEFT&&c == SNAKE_RIGHT)
return 1;
else if (s.DIRECTION == SNAKE_RIGHT&&c == SNAKE_LEFT)
return 1;
else
return 0;
}


void playgame(){
int c;
while (true){
if (f.FOOD_LIVE == 1)//若食物存在，则画出食物
{
drawfood();
}
if (f.FOOD_LIVE == 0)//若食物不存在，则生成食物
{
creatfood();
drawfood();
}
if (snake_life() == 0)//若蛇死亡，游戏结束
{
gameover();
closeWINDOW();
break;
}
while (!kbhit())//当没有按键的时候
{
time();
if (eatfood() == 1)
{
creatfood();
drawfood();
}
if (snake_life() == 0)//若蛇死亡，游戏结束
{
break;
}
moveSANKE();
drawSANKE();
if(tt)
upgrade();
speed();
}
while (kbhit())//当有按键的时候
{
c = getch();
if (direction(c)==0)//不是相反的方向
{
switch (c)
{
//system("pause");
case SNAKE_LEFT: s.DIRECTION = SNAKE_LEFT; break;
case SNAKE_RIGHT: s.DIRECTION = SNAKE_RIGHT; break;
case SNAKE_UP: s.DIRECTION = SNAKE_UP; break;
case SNAKE_DOWN: s.DIRECTION = SNAKE_DOWN; break;
case SNAKE_PAUSS:system("pause"); break;
case SNAKE_QUIT:ESC();
default:break;
}
}
}
}
}


void ESC(){
gameover(); 
getch(); 
exit(0);
}


void moveSANKE(){
NODE *p;
p = (NODE *)malloc(sizeof(NODE));
clearrectangle(s.TAIL->x, s.TAIL->y, s.TAIL->x+9, s.TAIL->y+9);
creatmap();

p = s.TAIL;

//for (; p->PRE != NULL; p = p->PRE)
while (p->PRE != NULL)
{
p->x = p->PRE->x;
p->y = p->PRE->y;
p = p->PRE;
}
//while (1)
//{
switch (s.DIRECTION){
case SNAKE_UP:s.HEAD->y -= 10; break;
case SNAKE_LEFT:s.HEAD->x -= 10; break;
case SNAKE_DOWN:s.HEAD->y += 10; break;
case SNAKE_RIGHT:s.HEAD->x += 10; break;
default:break;
//}
}
}


void speed(){
Sleep(rank);
}


int snake_life(){
int x,y;
x=s.HEAD->x;
y=s.HEAD->y;
if (x <20 || x > 600 || y > 440 || y < 50)
s.SANKE_LIVE = 0;
if (biteSelf ()== 1)
s.SANKE_LIVE = 0;
return s.SANKE_LIVE;
} //蛇是否存活


void gameover(){
int c,x;
x=1;
musicforgg();
settextstyle(50, 0, _T("宋体"));
settextcolor(YELLOW);
char s1[]="你死掉了。。。";
    outtextxy(150, 200, s1);
getch();
initgraph(WINDOW_LENGTH, WINDOW_WIDE);
setbkcolor(BLACK);
cleardevice();
//settextstyle(50, 0, _T("宋体"));
settextcolor(YELLOW);
char s[]="" ;
sprintf(s,"%s%d","您的分数是:",score_);
char s3[]= "1.重新挑战";
char s2[]= "2.退出游戏";
settextstyle(30, 0, _T("宋体"));
outtextxy(200, 200, s3);
outtextxy(200, 250, s2);
settextstyle(50, 0, _T("宋体"));
outtextxy(150, 100, s);
//kbhit();
//c = getch();
settextcolor(WHITE);
char s5[] = "按任意键继续。。。";
char s7[] = "输入有误。。。";
char s8[] = "谢谢使用！";
while(x){
kbhit();
c = getch();
switch(c){
case '1':t=1;x=0;outtextxy(150, 350, s5);score_=0;break;
case '2':outtextxy(150, 350, s8);getch();exit(0);
default:x=1;outtextxy(150, 350, s7);break;
}
}
//getch();
}//结束界面


int eatfood(){
int x1 = s.HEAD->x;
int y1 = s.HEAD->y;
int x2 = f.x;
int y2 = f.y;
NODE *p;
if (x1 == x2&&y1 == y2)
{
s.TAIL->NEXT = (NODE*)malloc(sizeof( NODE));//扩大蛇的长度
s.TAIL->NEXT->x = s.TAIL->x;
s.TAIL->NEXT->y = s.TAIL->y;
s.TAIL->NEXT->PRE = s.TAIL;
s.TAIL->NEXT->NEXT = NULL;
p = s.TAIL->NEXT;
s.TAIL = p;//尾部扩展
s.NODES++;//蛇的长度+1


f.FOOD_LIVE = 0;
s.NODES++;
f.x = 0 - f.x;
score_ += 10;
score();
return 1;
}
else
return 0;
} //吃食物


void score(){
char str[20];
//settextcolor(BLUE);//颜色：灰色
settextstyle(20, 0, _T("宋体"));//大小和字体
sprintf(str, "得分：%d", score_);//生成字符串
outtextxy(10, 20, str);
} //分数


void time() {
char str[20];
char c[] = "提示：空格键暂停游戏，ESC键结束游戏。";
time_t t;
struct tm * lt;
settextstyle(20, 0, _T("宋体"));//大小和字体
time(&t);//获取Unix时间戳。
lt = localtime(&t);//转为时间结构。
sprintf(str, "时间：%2d:%2d:%2d", lt->tm_hour, lt->tm_min, lt->tm_sec);//生成字符串
outtextxy(500, 20, str);
outtextxy(100, 20, c);
}//时间


void meau(){
int c;
int x;
x=1;
initgraph(WINDOW_LENGTH, WINDOW_WIDE);
setbkcolor(BLACK);
cleardevice();
settextstyle(50, 0, _T("宋体"));
settextcolor(YELLOW);
char s[] = "欢迎来到贪吃蛇！";
outtextxy(170, 100, s);
settextstyle(25, 0, _T("宋体"));
char s1[] = "选择难度：";
outtextxy(250, 200, s1);
char s6[] = "制作者：石岛，092717213";
outtextxy(200, 420, s6);
char s2[] = "1.简单模式";
settextcolor(GREEN);
outtextxy(250, 240, s2);
char s3[] = "2.普通模式";
settextcolor(BLUE);
outtextxy(250, 280, s3);
char s4[] = "3.困难模式";
settextcolor(RED);
outtextxy(250, 320, s4);
char s9[] = "4.升级模式";
settextcolor(WHITE);
outtextxy(250, 360, s9);
char s7[] = "输入有误。。。";
//kbhit();
//c = getch();
settextcolor(WHITE);
char s5[] = "按任意键继续。。。";
while(x)
{
kbhit();
c = getch();
switch (c)
{
case '1':rank = 300;x=0;tt=0;
outtextxy(250, 390, s5); 
break;


case '2':rank = 200;x=0;tt=0;
outtextxy(250, 390, s5); 
break;


case '3':rank = 80;x=0;tt=0;
outtextxy(250, 390, s5); 
break;


case '4': upgrade();x=0;tt=1;
outtextxy(250, 390, s5); 
break;


default:x=1;outtextxy(250, 390, s7); break;
}
}
getch();
} //菜单


void upgrade(){
settextstyle(20, 0, _T("宋体"));
char s1[]="lv1";
char s2[]="lv2";
char s3[]="lv3";
char s4[]="lv4";
if(score_<=50)
{
rank=250;
outtextxy(465, 20, s1);
}
if(score_<=100&&score_>50)
{
rank=150;
outtextxy(465, 20, s2);
}
if(score_<=300&&score_>100)
{
rank=100;
outtextxy(465, 20, s3);
}
if(score_>300)
{
rank=50;
outtextxy(465, 20, s4);
}
}


int biteSelf(){
NODE *self;
self = s.HEAD->NEXT;
while (self != NULL)
{
if (self->x == s.HEAD->x&&self->y == s.HEAD->y)
{
return 1;
}
self = self->NEXT;
}
return 0;
}


void Data()
{
FILE *fp1 = fopen("text.txt", "w");
FILE *fp2 = fopen("count.txt", "w");
fprintf(fp1, "%d", score);
fprintf(fp2, "1");
fclose(fp1);
}




void musicforgg(){
    //文件类型只能是波形文件  
    //PlaySound("C:\\092717213\\贪吃蛇\\贪吃蛇\\结束.wav"), NULL, SND_FILENAME | SND_ASYNC | SND_LOOP);  
PlaySound("E:\\Bin\\vs项目\\贪吃蛇\\结束.wav", NULL,SND_FILENAME|SND_ASYNC);  
                            //等待声音播放 
}


/*void musicforeatfood(){
 PlaySound("E:\\Bin\\vs项目\\贪吃蛇\\贪吃蛇\\吃东西.wav", NULL, SND_FILENAME | SND_ASYNC);  
}*/


void backgroundmusic(){
PlaySound("E:\\Bin\\vs项目\\贪吃蛇\\背景音乐.wav", NULL, SND_FILENAME | SND_ASYNC | SND_LOOP);
}