#include#include #include #include #define U 1#define D 2#define L 3 #define R 4 //蛇的状态，U：上 ；D：下；L:左 R：右 typedef struct SNAKE //蛇身的一个节点{ int x; int y; struct SNAKE *next;}snake; //全局变量//int score=0,add=10;//总得分与每次吃食物得分。int status,sleeptime=200;//每次运行的时间间隔snake *head, *food;//蛇头指针，食物指针snake *q;//遍历蛇的时候用到的指针int endgamestatus=0; //游戏结束的情况，1：撞到墙；2：咬到自己；3：主动退出游戏。 //声明全部函数//void Pos();void creatMap();void initsnake();int biteself();void createfood();void cantcrosswall();void snakemove();void pause();void gamecircle();void welcometogame();void endgame();void gamestart(); void Pos(int x,int y)//设置光标位置{ COORD pos; HANDLE hOutput; pos.X=x; pos.Y=y; hOutput=GetStdHandle(STD_OUTPUT_HANDLE); SetConsoleCursorPosition(hOutput,pos);} void creatMap()//创建地图{ int i; for(i=0;i<58;i+=2)//打印上下边框 { Pos(i,0); printf("■"); Pos(i,26); printf("■"); } for(i=1;i<26;i++)//打印左右边框 { Pos(0,i); printf("■"); Pos(56,i); printf("■"); }} void initsnake()//初始化蛇身{ snake *tail; int i; tail=(snake*)malloc(sizeof(snake));//从蛇尾开始，头插法，以x,y设定开始的位置// tail->x=24; tail->y=5; tail->next=NULL; for(i=1;i<=4;i++) { head=(snake*)malloc(sizeof(snake)); head->next=tail; head->x=24+2*i; head->y=5; tail=head; } while(tail!=NULL)//从头到为，输出蛇身 { Pos(tail->x,tail->y); printf("■"); tail=tail->next; }} int biteself()//判断是否咬到了自己{ snake *self; self=head->next; while(self!=NULL) { if(self->x==head->x && self->y==head->y) { return 1; } self=self->next; } return 0;} void createfood()//随机出现食物{ snake *food_1; srand((unsigned)time(NULL)); food_1=(snake*)malloc(sizeof(snake)); while((food_1->x%2)!=0) //保证其为偶数，使得食物能与蛇头对其 { food_1->x=rand()%52+2; } food_1->y=rand()%24+1; q=head; while(q->next==NULL) { if(q->x==food_1->x && q->y==food_1->y) //判断蛇身是否与食物重合 { free(food_1); createfood(); } q=q->next; } Pos(food_1->x,food_1->y); food=food_1; printf("■");} void cantcrosswall()//不能穿墙{ if(head->x==0 || head->x==56 ||head->y==0 || head->y==26) { endgamestatus=1; endgame(); }} void snakemove()//蛇前进,上U,下D,左L,右R{ snake * nexthead; cantcrosswall(); nexthead=(snake*)malloc(sizeof(snake)); if(status==U) { nexthead->x=head->x; nexthead->y=head->y-1; if(nexthead->x==food->x && nexthead->y==food->y)//如果下一个有食物// { nexthead->next=head; head=nexthead; q=head; while(q!=NULL) { Pos(q->x,q->y); printf("■"); q=q->next; } score=score+add; createfood(); } else //如果没有食物// { nexthead->next=head; head=nexthead; q=head; while(q->next->next!=NULL) { Pos(q->x,q->y); printf("■"); q=q->next; } Pos(q->next->x,q->next->y); printf(" "); free(q->next); q->next=NULL; } } if(status==D) { nexthead->x=head->x; nexthead->y=head->y+1; if(nexthead->x==food->x && nexthead->y==food->y) //有食物 { nexthead->next=head; head=nexthead; q=head; while(q!=NULL) { Pos(q->x,q->y); printf("■"); q=q->next; } score=score+add; createfood(); } else //没有食物 { nexthead->next=head; head=nexthead; q=head; while(q->next->next!=NULL) { Pos(q->x,q->y); printf("■"); q=q->next; } Pos(q->next->x,q->next->y); printf(" "); free(q->next); q->next=NULL; } } if(status==L) { nexthead->x=head->x-2; nexthead->y=head->y; if(nexthead->x==food->x && nexthead->y==food->y)//有食物 { nexthead->next=head; head=nexthead; q=head; while(q!=NULL) { Pos(q->x,q->y); printf("■"); q=q->next; } score=score+add; createfood(); } else //没有食物 { nexthead->next=head; head=nexthead; q=head; while(q->next->next!=NULL) { Pos(q->x,q->y); printf("■"); q=q->next; } Pos(q->next->x,q->next->y); printf(" "); free(q->next); q->next=NULL; } } if(status==R) { nexthead->x=head->x+2; nexthead->y=head->y; if(nexthead->x==food->x && nexthead->y==food->y)//有食物 { nexthead->next=head; head=nexthead; q=head; while(q!=NULL) { Pos(q->x,q->y); printf("■"); q=q->next; } score=score+add; createfood(); } else //没有食物 { nexthead->next=head; head=nexthead; q=head; while(q->next->next!=NULL) { Pos(q->x,q->y); printf("■"); q=q->next; } Pos(q->next->x,q->next->y); printf(" "); free(q->next); q->next=NULL; } } if(biteself()==1) //判断是否会咬到自己 { endgamestatus=2; endgame(); }} void pause()//暂停{ while(1) { Sleep(300); if(GetAsyncKeyState(VK_SPACE)) { break; } }} void gamecircle()//控制游戏 { Pos(64,15); printf("不能穿墙，不能咬到自己\n"); Pos(64,16); printf("用↑.↓.←.→分别控制蛇的移动."); Pos(64,17); printf("F1 为加速，F2 为减速\n"); Pos(64,18); printf("ESC ：退出游戏.space：暂停游戏."); Pos(64,20); printf("c语言研究中心 www.dotcpp.com"); status=R; while(1) { Pos(64,10); printf("得分：%d ",score); Pos(64,11); printf("每个食物得分：%d分",add); if(GetAsyncKeyState(VK_UP) && status!=D) { status=U; } else if(GetAsyncKeyState(VK_DOWN) && status!=U) { status=D; } else if(GetAsyncKeyState(VK_LEFT)&& status!=R) { status=L; } else if(GetAsyncKeyState(VK_RIGHT)&& status!=L) { status=R; } else if(GetAsyncKeyState(VK_SPACE)) { pause(); } else if(GetAsyncKeyState(VK_ESCAPE)) { endgamestatus=3; break; } else if(GetAsyncKeyState(VK_F1)) { if(sleeptime>=50) { sleeptime=sleeptime-30; add=add+2; if(sleeptime==320) { add=2;//防止减到1之后再加回来有错 } } } else if(GetAsyncKeyState(VK_F2)) { if(sleeptime<350) { sleeptime=sleeptime+30; add=add-2; if(sleeptime==350) { add=1; //保证最低分为1 } } } Sleep(sleeptime); snakemove(); }} void welcometogame()//开始界面{ Pos(40,12); system("title c语言研究中心 www.dotcpp.com"); printf("欢迎来到贪食蛇游戏！"); Pos(40,25); system("pause"); system("cls"); Pos(25,12); printf("用↑.↓.←.→分别控制蛇的移动， F1 为加速，2 为减速\n"); Pos(25,13); printf("加速将能得到更高的分数。\n"); system("pause"); system("cls");} void endgame()//结束游戏{ system("cls"); Pos(24,12); if(endgamestatus==1) { printf("对不起，您撞到墙了。游戏结束."); } else if(endgamestatus==2) { printf("对不起，您咬到自己了。游戏结束."); } else if(endgamestatus==3) { printf("您的已经结束了游戏。"); } Pos(24,13); printf("您的得分是%d\n",score); exit(0);} void gamestart()//游戏初始化{ system("mode con cols=100 lines=30"); welcometogame(); creatMap(); initsnake(); createfood();} int main(){ gamestart(); gamecircle(); endgame(); return 0;}
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