#define WIDTH             480
#define HEIGHT            480
#define ACTUAL_WIDTH      1200
#define GAME_WIN          555
#define BIT_SIZE          20  int begin_x,begin_y;
int max_x,max_y;
int had_key = 0,no_re = 0;typedef enum
{             left, right, up, down
}D_IRECTION;  typedef struct
{                                         int x;               int y;
}Coordinate;  struct FOOD
{  int flag;           //食物的状态，1表示没吃，0表示吃了
    Coordinate crd;
}food;  struct SNAKE
{  int body_num;      Coordinate body[GAME_WIN];   D_IRECTION D_IRECTION;                    //蛇头方向
}snake;  void eat_food();
void snake_move();
void game_over();
void print_nake();
void keyboard();
void init();
void set_food();
void print_food();
void judge_impact(); 

#include <stdlib.h>
#include <graphics.h>
#include <conio.h>
#include <time.h>
#include <math.h>#include <stdio.h>
#include <Windows.h>
#include <mmsystem.h>
#pragma comment(lib, "WINMM.LIB")#include "snake.h"int main(void)
{  init();PlaySoundA( "Breath.wav", NULL, SND_FILENAME|SND_ASYNC );//参数一为文件名，参数二为应用程序句柄，参数三为模式（异步，文件名）while(1)  {if_win();while(!kbhit() || no_re)//no_re防止陷入死循环
        {  if (!food.flag){set_magic();  set_food();      }print_food();    print_nake();     snake_move();     judge_impact();    eat_food();      }keyboard();}getch();  return 0;
}void if_win()
{int x;char c;if(snake.body_num >= GAME_WIN){settextstyle(40,40,_T("宋体")); x = (max_x-textwidth("GAME,WIN!!!"))/2; outtextxy(x,20,_T("GAME,WIN!!!"));settextstyle(20,10,_T("宋体"));x = (max_x-textwidth("输入R重新开始，输入ESC键结束程序；"))/2;outtextxy(x+260,560,_T("输入R重新开始，输入ESC键结束程序；"));settextstyle(40,20,_T("宋体"));x = (max_x-textwidth("你已经可以拯救世界了，带上你的绿帽子，踏上新的征程吧！"))/2;outtextxy(x,260,_T("你已经可以拯救世界了，带上你的绿帽子，踏上新的征程吧！"));while(c = getch()){if(c == 82){main();}else if(c == 27){break;}}closegraph(); }}void init()
{int c, m, color;double a;int x, y;int r = 66, count = 0;initgraph(ACTUAL_WIDTH,HEIGHT+200); max_x = getmaxx();  max_y = getmaxy();  begin_x = 100;  begin_y = 100;  snake.body_num = 6;                   srand((unsigned)time(NULL));  snake.body[0].x = begin_x+240;                   snake.body[0].y = begin_y+180;               food.flag = 0;  int D_IRECTION;D_IRECTION = rand()%4; switch(D_IRECTION)  {  case 0:{snake.D_IRECTION=right;break;}case 1:{snake.D_IRECTION=left;break;}case 2:{snake.D_IRECTION=up;break;}case 3:  {snake.D_IRECTION=down;break;}}setlinecolor(WHITE);  rectangle(begin_x-1,begin_y-1,begin_x+WIDTH+1,begin_y+HEIGHT+1);//画游戏框
    settextstyle(20,10,_T("宋体")); outtextxy(700,100,_T("操作说明："));outtextxy(700,130,_T("            w:上")); outtextxy(700,160,_T("            S:下")); outtextxy(700,190,_T("            A:左")); outtextxy(700,220,_T("            D:右")); outtextxy(700,330,_T("吞食红色食物,获得状态：“狂暴”"));outtextxy(700,360,_T("吞食蓝色食物,获得状态：“冰封”"));outtextxy(700,390,_T("吞食绿色食物,获得状态：“忍辱负重”"));outtextxy(700,420,_T("吞食白色食物,获得状态：“纯洁如我”"));outtextxy(700,450,_T("状态功能请自行探索 ~V~ "));outtextxy(700,450,_T("坚持555关，即可拯救世界"));outtextxy(710,550,_T("输入任意键，开始游戏："));for(a = 0; a < PI * 2; a += 0.001){x=(int)(r * cos(a) + 1000 + 0.5);y=(int)(r * sin(a) + 180 + 0.5);c=(int)(a * 255 / (2 * PI) + 0.5);setlinecolor(RGB(c, 0, 0));line(1000, 180, x, y);}r = 9;for(m = 9; m <= 1191; m += 2*r){color = count % 3;for(a = 0; a < PI * 2; a += 0.1){x=(int)(r * cos(a) + m + 0.5);y=(int)(r * sin(a) + 38 + 0.5);c=(int)(a * 255 / (2 * PI) + 0.5);if(color == 0){setlinecolor(RGB(c, 0, 0));}else if(color == 1){setlinecolor(RGB(0, c, 0));}else{setlinecolor(RGB(0, 0, c));}line(m, 38, x, y);}for(a = 0; a < PI * 2; a += 0.1){x=(int)(r * cos(a) + m + 0.5);y=(int)(r * sin(a) + 638 + 0.5);c=(int)(a * 255 / (2 * PI) + 0.5);if(color == 0){setlinecolor(RGB(c, 0, 0));}else if(color == 1){setlinecolor(RGB(0, c, 0));}else{setlinecolor(RGB(0, 0, c));}line(m, 638, x, y);}count++;}getch();}void set_magic(void)
{switch(magic)  {  case 0: {setlinecolor(WHITE);Time_speed = STD_TIME;break;}case 1: {setlinecolor(RED);Time_speed = STD_TIME/4;break;}case 2: {setlinecolor(BLUE);Time_speed = STD_TIME*2;break;}case 3: {setlinecolor(GREEN);green_food = 1;Time_speed = STD_TIME;break;}}snake_color = magic;
}void set_food()
{  srand((unsigned)time(NULL));  food.crd.x=begin_x+rand()%(WIDTH/BIT_SIZE)*BIT_SIZE;  food.crd.y=begin_y+rand()%(HEIGHT/BIT_SIZE)*BIT_SIZE;  food.flag=1;count_num = rand();
}  void print_food()
{i = count_num%4;  switch(i)  {  case 0: {setlinecolor(RED);magic = 1;break;}case 1: {setlinecolor(GREEN);magic = 3;break;}case 2: {setlinecolor(BLUE);magic = 2;break;}case 3: {setlinecolor(WHITE);magic = 0;break;}}  rectangle(food.crd.x,food.crd.y,food.crd.x+BIT_SIZE,food.crd.y+BIT_SIZE);//画食物
}  void print_nake()
{switch(snake_color)  {  case 0: {setlinecolor(WHITE);break;}case 1: {setlinecolor(RED);break;}case 2: {setlinecolor(BLUE);break;}case 3: {setlinecolor(GREEN);break;}} for (i=snake.body_num-1;i>=0;i--)  {  rectangle(snake.body[i].x,snake.body[i].y,snake.body[i].x+BIT_SIZE,snake.body[i].y+BIT_SIZE);  }  setlinecolor(BLACK);  rectangle(snake.body[snake.body_num].x,snake.body[snake.body_num].y,snake.body[snake.body_num].x+BIT_SIZE,snake.body[snake.body_num].y+BIT_SIZE);
}  void snake_move()
{  int i;  for (i=snake.body_num;i>0;i--)  {  snake.body[i].x=snake.body[i-1].x;  snake.body[i].y=snake.body[i-1].y;  }  switch(snake.D_IRECTION)  {  case right:{snake.body[0].x+=BIT_SIZE;break;}case left:  {snake.body[0].x-=BIT_SIZE;break;}case up:  {snake.body[0].y-=BIT_SIZE;break;}case down:  {snake.body[0].y+=BIT_SIZE;break;}}had_key = 0;  //防止按键冲突no_re = 0;Sleep(Time_speed);
}  void judge_impact()
{  int i;  if (snake.body[0].x < begin_x || snake.body[0].x > begin_x+WIDTH-BIT_SIZE ||      //判断撞击边界  snake.body[0].y < begin_y || snake.body[0].y > begin_y+HEIGHT-BIT_SIZE)  {  game_over();  }  for (i = snake.body_num-1; i>0; i--)                         //判断撞击身体
    {  if ( (snake.body[0].x == snake.body[i].x) && (snake.body[0].y==snake.body[i].y) )  {  game_over();  }  }
}  void eat_food()
{  if ( (snake.body[0].x == food.crd.x) && (snake.body[0].y == food.crd.y))  {  snake.body_num++;if(green_food){snake.body_num++;snake.body_num++;green_food = 0;}food_sum++;count_num++;setlinecolor(RED);  rectangle(food.crd.x,food.crd.y,food.crd.x+BIT_SIZE,food.crd.y+BIT_SIZE);  food.flag = 0;  }
}  void keyboard()
{if(!had_key){switch(getch())  {  case 'w':  case 'W':{if (snake.D_IRECTION!=down)  {  snake.D_IRECTION=up;had_key = 1;break;}break;}case 'a':  case 'A':{if (snake.D_IRECTION!=right)  {  snake.D_IRECTION=left;had_key = 1;break;  }break;}case 's':  case 'S':{if (snake.D_IRECTION!=up)  {  snake.D_IRECTION=down;had_key = 1;break;  }break;}case 'd':  case 'D':{if (snake.D_IRECTION!=left)  {  snake.D_IRECTION=right;had_key = 1;break;  }break;}        }}else{no_re = 1;}
}  void game_over()
{  int x,y;char c;settextstyle(40,40,_T("宋体"));  x = (max_x-textwidth("GAME,OVER!!!"))/2;  y = 10;  outtextxy(x,y+10,_T("GAME,OVER!!!"));settextstyle(20,10,_T("宋体"));x = (max_x-textwidth("输入R重新开始，输入ESC键结束程序；"))/2;outtextxy(x+260,y+540,_T("输入R重新开始，输入ESC键结束程序；"));while(c = getch()){if(c == 82){main();}else if(c == 27){break;}}closegraph();
}