game.txt

这个代码是一种贪吃蛇的C语言程序源代码.

#includestdio.h
#includebios.h
#includeconio.h
#includedos.h
#includegraphics.h
#includealloc.h
#includestdlib.h
#includetime.h

#define LEFT  0x4B00
#define RIGHT 0x4D00
#define UP    0x4800
#define DOWN  0x5000
#define ESC  0x011B
#define ENTER 0x1C0D


char s1_title[]=Snake game;
char s1_choose[3][11]={start game,author,exit};

char s2_title[]=Snake game,made by HungryAnt!;
char s2_fail[]=Game over!;
char s2_win[]=You win!!!;

int s1_x=320-45;
int s1_y=240-33;

int s2_x=320-150;
int s2_y=240-150;

int s3_x=320-120;
int s3_y=240-50;

char map[30][30];空地0,蛇身1,食物2
int length;
int direction=2;上,下,左,右0,1,2,3

int delay_time=20;延时,单位10毫秒

int difficult=0;游戏难度

int game_out=0;

struct snake{蛇结构体
    char x;
    char y;
    struct snake previous;前
    struct snake next;
}head,tail;


void initsnake(){蛇初始化
    struct snake sn;
    head=sn=(struct snake )malloc(sizeof(struct snake));蛇头
    sn-x=14;
    sn-y=15;
    map[15][14]=1;
    sn-previous=NULL;
    sn-next=(struct snake )malloc(sizeof(struct snake));
    sn-next-previous=sn;
    sn=sn-next;
    sn-x=15;
    sn-y=15;
    map[15][15]=1;
    sn-next=(struct snake )malloc(sizeof(struct snake));
    sn-next-previous=sn;
    sn=sn-next;
    sn-x=16;
    sn-y=15;
    map[15][16]=1;
    sn-next=NULL;
    tail=sn;蛇尾
}

void barbox(int x,int y,int color,int width,int height){填充一定范围的函数
    setfillstyle(SOLID_FILL,color);
    bar(x,y,x+width-1,y+height-1);
}

void box(int x,int y,int color){填充地图小方格函数
    barbox(x10+1,y10+1,color,9,9);
}

int choose(){在s1窗口里的选择框里进行选择
    int key,i=0,j;

    do{
        j=i;
        barbox(1,i(240-s1_y)23+1,LIGHTGRAY,(320-s1_x)2-2,(240-s1_y)23-1);设置浅灰色的选择条
        setcolor(BLUE);
        outtextxy(4,i(240-s1_y)23+9,s1_choose);
        setcolor(WHITE);
        outtextxy(3,i(240-s1_y)23+8,s1_choose);

        while(bioskey(1)==0);
        key=bioskey(0);
        switch(key){
            case UP
                if(i0)j=i--;
                break;
            case DOWN
                if(i2)j=i++;
                break;
            case ESC
                exit(0);
                break;
            case ENTER
                return i;
        }

        if(j!=i){
            barbox(1,j(240-s1_y)23+1,DARKGRAY,(320-s1_x)2-2,(240-s1_y)23-1);设置浅灰色的选择条

            setcolor(WHITE);
            outtextxy(3,j(240-s1_y)23+8,s1_choose[j]);
        }
    }while(1);
}


void s1_window(){进入程序的第一个界面--中间的窗口
    int i=0;
    setviewport(s1_x,s1_y,640-s1_x-1,480-s1_y-1,0);

    setcolor(LIGHTBLUE);画两个连在一起的框架
    rectangle(-1,-26,(320-s1_x)2,-1); 标题部分
    rectangle(-1,-1,(320-s1_x)2,(240-s1_y)2+1);选择部分

    barbox(0,-25,BLUE,(320-s1_x)2,24);设置标题框架填充

    settextstyle(0,0,1);
    setcolor(WHITE);
    outtextxy(5,-17,s1_title);输出标题

    while(i3){
        barbox(1,i(240-s1_y)23+1,DARKGRAY,(320-s1_x)2-2,(240-s1_y)23-1);设置深灰色的条

        setcolor(WHITE);
        outtextxy(3,i(240-s1_y)23+8,s1_choose);
        i++;
    }

}

void s2_window(){第二个界面--游戏界面
    int x,y;
    setviewport(s2_x,s2_y,640-s2_x-1,480-s2_y-1,0);
    clearviewport();

    setcolor(LIGHTBLUE);画两个连在一起的框架
    rectangle(-1,-30,(320-s2_x)2+1,-1); 分值框架
    barbox(0,-29,BLUE,(320-s2_x)2+1,28);设置分值框架填充

    settextstyle(0,0,1);
    setcolor(WHITE);
    outtextxy(5,-17,s2_title);输出标题

    setcolor(LIGHTGRAY);
    rectangle(-1,0,(320-s2_x)2+1,(240-s2_y)2+1);地图框架
    rectangle(0,0,(320-s2_x)2,(240-s2_y)2);

    for(y=0;y300;y+=10)地图绘制
        for(x=0;x300;x+=10)
            barbox(x+1,y+1,DARKGRAY,9,9);
}

void initmap(){初始化地图
    int x,y;
    for(y=0;y30;y++)
        for(x=0;x30;x++)
            map[y][x]=0;
}

void setfood(){随机产生一个食物
    int x,y;
    do{
        x=rand()%30;
        y=rand()%30;
    }while(map[y][x]==1);
    map[y][x]=2;
    box(x,y,YELLOW);
}

void printsnake(){显示出蛇
    struct snake sn=head;
    box(sn-x,sn-y,LIGHTBLUE);

    sn=head-next;
    while(sn!=NULL){
        box(sn-x,sn-y,LIGHTGREEN);
        sn=sn-next;
    }
}

void cleartime(){时间设置为0
    struct time time_0;
    time_0.ti_min=0;
    time_0.ti_hour=0;
    time_0.ti_hund=0;
    time_0.ti_sec=0;
    settime(&time_0);
}

void freesnake(){释放蛇所占的内存
    struct snake sn,sn1;
    sn=head;
    head=NULL;
    while(sn!=NULL){free蛇所占的内存
        sn1=sn-next;
        free(sn);
        sn=sn1;
    }
}

void snakemove(){蛇移动
    struct snake sn;
    sn=head;

    head=(struct snake )malloc(sizeof(struct snake));蛇移动一格

    head-x=sn-x;
    head-y=sn-y;
    switch(direction){
        case 0
            head-y--;
            break;
        case 1
            head-y++;
            break;
        case 2
            head-x--;
            break;
        case 3
            head-x++;
            break;
    }

    if(head-x0  head-x29  head-y0  head-y29  map[head-y][head-x]==1){如果蛇超出地图或者撞到自己,游戏失败
        freesnake();

        setviewport(0,0,639,479,0);

        settextstyle(0,0,3);
        setcolor(CYAN);
        outtextxy(205,210,s2_fail);显示game over
        getch();
        clearviewport();清除屏幕内容
        game_out=1;
        return;
    }
    else{
        head-next=sn;
        sn-previous=head;
        head-previous=NULL;

        if(map[head-y][head-x]==2){如果遇到食物
            length++;长度增加
            if(length==30){
                freesnake();
                setviewport(0,0,639,479,0);
                settextstyle(0,0,3);
                setcolor(WHITE);
                outtextxy(206,211,s2_win);显示you win
                setcolor(LIGHTRED);
                outtextxy(205,210,s2_win);显示you win
                getch();
                clearviewport();清除屏幕内容
                game_out=1;
                return;

            }
            difficult=(length-3)3;
            delay_time=20-difficult;

            map[head-y][head-x]=1;
            setfood();再添加一个食物
        }
        else{如果没有遇到食物则清除蛇尾
            map[tail-y][tail-x]=0;
            sn=tail;
            tail=tail-previous;
            tail-next=NULL;
            map[sn-y][sn-x]=0;
            box(sn-x,sn-y,DARKGRAY);
            free(sn);
            map[head-y][head-x]=1;
        }
    }
}

void gamestart(){游戏进行中
    int key;
    char l[4];
    struct time t_last;

    setfood();
    while(1){
        barbox((320-s2_x)2-28,-29,BLUE,27,28);覆盖上次蛇长
        sprintf(l,%d,length);
        setcolor(YELLOW);
        outtextxy((320-s2_x)2-28,-17,l);输出蛇长

        printsnake();
        cleartime();
        key=0;
        while(1){
            gettime(&t_last);
            if(t_last.ti_hunddelay_time)break;如果超过延时时间就退出
            if(bioskey(1)){
                key=bioskey(0);
                switch(key){
                    case UP
                        if(direction!=1)direction=0;
                        break;
                    case DOWN
                        if(direction!=0)direction=1;
                        break;
                    case LEFT
                        if(direction!=3)direction=2;
                        break;
                    case RIGHT
                        if(direction!=2)direction=3;
                        break;
                }
                break;
            }
        }
        snakemove();
        if(key==ESC){
            freesnake();
            game_out=1;
            setviewport(0,0,639,479,0);
            clearviewport();
            return;
        }
        if(game_out==1)return;
    }
}

void s2(){游戏
    length=3;
    direction=2;
    game_out=0;
    s2_window();界面
    initmap();地图初始化
    initsnake();蛇初始化
    gamestart();游戏开始
    if(game_out==1)return;
}

void s3_window(){
    char author[]=Author HungryAnt;
    char email[]=E-mail [e-mail];
    char blog[]=httphi.baidu.comzhongji;
    char QQ[]=QQ517377100;
    setviewport(0,0,639,479,0);首先清屏
    clearviewport();
    setviewport(s3_x,s3_y,640-s3_x-1,480-s3_y-1,0);

    setcolor(LIGHTBLUE);
    rectangle(-1,-1,(320-s3_x)2,(240-s3_y)2);个人信息

    barbox(0,0,BLUE,(320-s3_x)2,(240-s3_y)2);设置标题框架填充

    settextstyle(0,0,1);输出作者信息
    setcolor(BLACK);
    outtextxy(6,10,author);
    outtextxy(6,35,email);
    outtextxy(6,60,blog);
    outtextxy(6,85,QQ);


    setcolor(WHITE);
    outtextxy(5,9,author);
    outtextxy(5,34,email);
    outtextxy(5,59,blog);
    outtextxy(5,84,QQ);


    getch();
    setviewport(0,0,639,479,0);清屏
    clearviewport();
}

void s3(){显示作者信息
    s3_window();
}

void s1(){
    int i;
    while(1){
        s1_window();
        i=choose();
        switch(i){
            case 0
                s2();游戏
                break;
            case 1
                s3();作者
                break;
            case 2
                exit(0);
        }
    }
}


void s_detectgraph(){自定义图形检测
    int gdriver,gmode,errorcode;
    gdriver=VGA;
    gmode=VGAHI;
    initgraph(&gdriver,&gmode,);
    errorcode = graphresult();
    if (errorcode !=0){
        printf(ntttGame     Snake Gamen);
        printf(tttAuthor   HungryAntn);
        printf(nterrort%sn, grapherrormsg(errorcode));
        getch();
        exit(1);
    }
}
int main(){
    srand((unsigned) time(NULL));设置随机数不同
    s_detectgraph();  图形检测
    s1();
    getch();
    closegraph();
}