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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 x, y; |
/* initialize graphics mode */ |
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 */ |
} |
x = getmaxx() / 2; |
y = getmaxy() / 2; |
/* output a message */ |
settextjustify ( CENTER_TEXT, CENTER_TEXT ); |
outtextxy ( x, y, "Press a key to close the graphics system:" ); |
/* wait for a key */ |
getch(); |
/* closes down the graphics system */ |
closegraph(); |
printf ( "We're now back in text mode.\n" ); |
printf ( "Press any key to halt:" ); |
getch(); |
return 0; |
} |
