扫雷

堕落了一晚上，写了个扫雷，基于curses。

刚刚开始接触工程上的程序，风格还不好，请大家多指点指点。

#include <stdio.h>
#include <ncurses.h>
#include <time.h>
#include <string.h>
#include <time.h>

#define MINE '*'
#define COVE '#'
#define MARK 'M'

#define UNVIS 0
#define VISIT 1
#define MARKED 2
#define UNMARK 3
    
extern char * optarg;

int MAXM,MAXR,MAXC,mp[100][100],stat[100][100],OPEN;
int ext[8][2]={1,0,-1,0,0,1,0,-1,1,1,1,-1,-1,1,-1,-1};

void creat_map()
{
    memset(mp,0,sizeof(mp));
    memset(stat,UNVIS,sizeof(stat));
    
    srand(time(0));
    int r,c,m=0;
    while(m<MAXM)
    {
        r=rand()%MAXR;
        c=rand()%MAXC;
        if(mp[r][c]!=MINE)
        {
            mp[r][c]=MINE;
            m++;
        }
    }
    for(r=0;r<MAXR;r++)
        for(c=0;c<MAXC;c++)
            if(mp[r][c]==0)
            {
                mp[r][c]+= (r-1>=0 && mp[r-1][c]==MINE);
                mp[r][c]+= (r+1<MAXR && mp[r+1][c]==MINE);
                mp[r][c]+= (c-1>=0 && mp[r][c-1]==MINE);
                mp[r][c]+= (c+1<MAXC && mp[r][c+1]==MINE);
                mp[r][c]+= (r+1<MAXR && c+1<MAXC && mp[r+1][c+1]==MINE);
                mp[r][c]+= (r+1<MAXR && c-1>=0 && mp[r+1][c-1]==MINE);
                mp[r][c]+= (r-1>=0 && c+1<MAXC && mp[r-1][c+1]==MINE);
                mp[r][c]+= (r-1>=0 && c-1>=0 && mp[r-1][c-1]==MINE);
            }
    return;
}
int main_game()
{
    int r,c;
    for(r=0;r<MAXR;r++)
        for(c=0;c<MAXC;c++)
        {
            move(r,c);
            addch(COVE);
        }
    refresh();
    move(0,0);
    int dir;
    r=c=0;

    while(1)
    {
        dir=getch();
        if(dir==KEY_UP && r>0)
            r--;
        else if(dir==KEY_DOWN && r<MAXR-1)
            r++;
        else if(dir==KEY_LEFT && c>0)
            c--;
        else if(dir==KEY_RIGHT && c<MAXC-1)
            c++;
        else if(dir=='n')
        {
            if(mp[r][c]==MINE)
            {
                clear();
                move(5,5);

                return 0;
                //return 0 ,if failed
            }
            if(stat[r][c]==VISIT)
                continue;
            
            if(mp[r][c]!=0)
            {
                move(r,c);
                printw("%d",mp[r][c]);
                stat[r][c]=VISIT;
                OPEN++;
                if(OPEN==MAXR*MAXC-MAXM)
                    return 1;
                refresh();
            }
            else
            {//BFS
                int nr,nc,q[10000][2],qs=0,qe=1,t;
                q[qs][0]=r,q[qs][1]=c;
                stat[r][c]=VISIT;
                while(qs<qe)
                {
                    if(mp[q[qs][0]][q[qs][1]]!=0)
                    {
                        qs++;
                        continue;
                    }
                    for(t=0;t<8;t++)
                    {
                        nr=q[qs][0]+ext[t][1];
                        nc=q[qs][1]+ext[t][0];
                        if(nr>=0 && nr<MAXR && 
                           nc>=0 && nc<MAXC &&
                           stat[nr][nc]==UNVIS)
                        {
                            q[qe][0]=nr;
                            q[qe][1]=nc;
                            stat[nr][nc]=VISIT;
                            qe++;
                        }
                    }
                    qs++;
                }
                for(t=0;t<qe;t++)
                {
                    OPEN++;
                    move(q[t][0],q[t][1]);
                    if(mp[q[t][0]][q[t][1]]==0)
                        printw(" ");
                    else
                        printw("%d",mp[q[t][0]][q[t][1]]);
                }
                if(OPEN==MAXR*MAXC-MAXM)
                    return 1;
            }

        }
        else if(dir=='m')
        {
            if(stat[r][c]==MARKED)
            {
                stat[r][c]=UNMARK;
                move(r,c);
                printw("%c",COVE);
            }
            else if(stat[r][c]==UNMARK || stat[r][c]==UNVIS)
            {
                move(r,c);
                printw("%c",MARK);
                stat[r][c]=MARKED;
            }
        }
        else if(dir=='q')
            return 3;
        
               
        move(r,c);
        refresh();
    }
    return 1;
}
void helpmsg()
{
    printf("Usage: mine -r N -c C -m M\n");
    printf("    -r N:Number of rows,30 at most\n");
    printf("    -c C:Number of colums,30 at most\n");
    printf("    -m M:Number of mines,1 at lest,N*C at most\n");
    printf("    -h:show this help message\n");
    printf("press q to quit game\n");
    return ;
}
void show_mine()
{
    int r,c;
    for(r=0;r<MAXR;r++)
        for(c=0;c<MAXC;c++)
            if(mp[r][c]==MINE)
            {
                move(r,c);
                printw("%c",MINE);
            }
            else if(mp[r][c]!=0)
            {
                move(r,c);
                printw("%d",mp[r][c]);
            }
            else 
            {
                move(r,c);
                printw(" ");
            }
    move(0,0);
    refresh();
    sleep(2);
    return;
}
void init_prog(int argc,char * argv[])
{
    int t;
    if(argc!=7)
    {
        printf("Option Error!\n");
        helpmsg();
        exit(1);
    }
    while((t=getopt(argc,argv,"r:c:m:h"))!=-1)
    {
        switch(t)
        {
        case 'r':
            {
                MAXR=atoi(optarg);
                break;
            }
        case 'c':
            {
                MAXC=atoi(optarg);
                break;
            }
        case 'm':
            {
                MAXM=atoi(optarg);
                break;
            }
        case 'h':
            {
                helpmsg();
                break;
            }
        defalt:
            {
                printf("Undefined Option!\n");
                exit(1);
            }
        }
    }
    if(MAXR<1 || MAXR>30 || MAXC<1 ||MAXC>30 ||
       MAXM<1 || MAXM>MAXR*MAXC)
    {
        printf("Wrong number of R or C or M!\n");
        helpmsg();
        exit(1);
    }
    OPEN=0;
    return;
}

int main(int argc,char *argv[])
{
    int t,r,c;
    init_prog(argc,argv);
    initscr();
    noecho();
    cbreak();
    keypad(stdscr,TRUE);
    
    creat_map();
    
    time_t st,end;
    st=time(0);
    t=main_game();
    end=time(0);
    if(t==1)
    {
        clear();
        move(5,5);
        printw("    Congratulations!");
        move(7,5);
        printw("Baby,you are the winer!");
        int h,m;
        end-=st;
        h=end/3600;
        end-=h*3600;
        m=end/60;
        end-=m*60;

        move(9,5);
        printw("You spend ");
        if(h)
            printw("%dh",h);
        if(h || m)
            printw("%dm",m);
        printw("%ds in total!",end);
        
        
        refresh();
        t=getch();
    }
    else if(t==0)
    {
        show_mine();
        clear();
        move(5,5);
        printw("      GAME OVER!");
        move(7,5);
        printw("Press any key to quit");
        refresh();
        t=getch();
    }
    
    endwin();
    exit(0);
}