nihong.c

“霓虹灯”小程序

#include<graphics.h>
#include<stdio.h>
#include<conio.h>
#include<stdlib.h>
#include<time.h>


main()
{

    int gdrive,gmode;
    int i,j,x,y,xor;
    int clr;
    int clrs[10]={1,2,4,5,9,10,11,12,13,14};
    time_t t1,t2,st;
    double tick;


    gdrive=DETECT;
    initgraph(&gdrive,&gmode,"C:\\Win-TC");

    setbkcolor(15);
    t1=time(NULL);
    t2=time(NULL);
    st=t2;

    xor=1;
    x=50;
    y=50;
    while(difftime(t2,st)<60)
    {
       t2=time(NULL);
       if(difftime(t2,t1)>0.5)
       {
           t1=t2;
           clr=0;
           for(i=0;i<14;i++)
           {
              setcolor(clrs[clr]);
              circle(x,y,5);
              setfillstyle(1,clrs[clr]);
              floodfill(x,y,clrs[clr]);
              xor=1;
              if(x<110&&y==50){x=x+15;  xor=0;}
              if(x==110&&y<95&&xor){y=y+15;xor=0;}
              if(x>50&&y==95&&xor){x=x-15;xor=0;}
              if(x==50&&y>50&&xor){y=y-15;xor=0;}
              clr++;
              clr=clr%10;


           }

           clr=clrs[9];
           for(i=9;i>0;i--){clrs[i]=clrs[i-1];}
           clrs[0]=clr;

       }



  }

      getch();
      closegraph();





}