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850天前#include <graphics.h> |
#include <stdlib.h> |
#include <stdio.h> |
#include <conio.h> |
int main ( void ) |
{ |
/* request auto detection */ |
int gdriver = DETECT, gmode, errorcode; |
int midx, midy; |
int radius = 100; |
/* initialize graphics and local variables */ |
initgraph ( &gdriver, &gmode, "" ); |
/* read result of initialization */ |
errorcode = graphresult(); |
if ( errorcode != grOk ) /* an error occurred */ |
{ |
printf ( "Graphics error: %s\n", grapherrormsg ( errorcode ) ); |
printf ( "Press any key to halt:" ); |
getch(); |
exit ( 1 ); /* terminate with an error code */ |
} |
midx = getmaxx() / 2; |
midy = getmaxy() / 2; |
setcolor ( getmaxcolor() ); |
/* draw the circle */ |
circle ( midx, midy, radius ); |
/* clean up */ |
getch(); |
closegraph(); |
return 0; |
} |
