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跳动的小球

时间:2009-12-22 15:42来源:未知 作者:admin 点击:
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#include #include #include #include #include #define ESC 0x1b; #define MAXNUM 100 main() { char *buf; char sign,sign1[MAXNUM] = {1},sign2[MAXNUM] = {1}; int i,size,a; int x[MAXNUM],y[MAXNUM],r[MAXNUM][MAXNUM]; int gd = DETECT,gm; clrscr();

#include

  #include

  #include

  #include

  #include

  #define ESC 0x1b;

  #define MAXNUM 100

main()

  { char *buf;

   char sign,sign1[MAXNUM] = {1},sign2[MAXNUM] = {1};

   int i,size,a;

   int x[MAXNUM],y[MAXNUM],r[MAXNUM][MAXNUM];

   int gd = DETECT,gm;

   clrscr();

   printf("please input the number of ball you want:

");

   scanf("%d",&a);

   registerbgidriver(EGAVGA_driver);

   initgraph(&gd,&gm,"");

   setcolor(YELLOW);

   setfillstyle(SOLID_FILL,9);

   rectangle(0,0,getmaxx(),getmaxy());

   rectangle(1,1,getmaxx()-1,getmaxy()-1);

   bar(2,2,getmaxx()-2,getmaxy()-2);

   for(i = 8;i >=0;i --)

   { setcolor(i + 7);

   circle(11,getmaxy() - 11,i);

   }

   size = imagesize(2,getmaxy() - 20,20,getmaxy() - 2);

   buf = malloc(size);

   getimage(2,getmaxy()-20,20,getmaxy() - 2,buf);

   for(i = 8;i >= 0;i --)

   { setcolor(9);

   circle(11,getmaxy() - 11,i);

   }

   randomize();

   for(i = 0;i < a;i ++)

   { x[i] = random(600) + 20;

   y[i] = random(400) + 32;

   }

while(1)

   { if(kbhit())

   { sign = getch();

   if(sign == 0x1b)

   { free(buf);

   break;

   }

   }

   else

   {

   for(i = 0;i < a;i ++){

   putimage((sign1[i] == 1 ? x[i] ++ : x[i] --),

   (sign2[i] == 1 ? y[i] ++ : y[i] --),buf,COPY_PUT);

if(x[i] > getmaxx() - 21)

   sign1[i] = 0;

   if(x[i] < 3) sign1[i] = 1;

   if(y[i] > getmaxy() - 21)

   sign2[i] = 0;

   if(y[i] < 3) sign2[i] = 1;}

   }

   }

   free(buf);

   closegraph();

   return 0;

  }



right">(出处:清风软件下载学院)

  

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