User Tools

Site Tools


c:graphics.h:installuserfont

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

c:graphics.h:installuserfont [2015/05/06 23:06] (current)
Line 1: Line 1:
 +===== installuserfont =====
 +
 +
 +====Syntax of installuserfont ==== 
 + <code c>
 +#include <graphics.h>
 +int installuserfont(char *name);
 +  </code>
 +
 +
 +==== Description of installuserfont ==== 
 +<code c>
 +name is a file name in the current directory (pathname is not supported)
 +of a font file containing a stroked font. Up to twenty fonts can be
 +installed at one time.
 +</code>
 +
 +
 +==== Example of installuserfont ====
 +<code c>
 +/* installuserfont example */
 +
 +#include <graphics.h>
 +#include <stdlib.h>
 +#include <stdio.h>
 +#include <conio.h>
 +
 +/* function prototype */
 +void checkerrors(void);
 +int main(void)
 +{
 +   /* request autodetection */
 +   int gdriver = DETECT, gmode;
 +   int userfont;
 +   int midx, midy;
 +
 +   /* initialize graphics and local variables */
 +   initgraph(&gdriver, &gmode, "");
 +
 +   midx = getmaxx() / 2;
 +   midy = getmaxy() / 2;
 +
 +   /* check for any initialization errors */
 +   checkerrors();
 +
 +   /* install a user-defined font file */
 +
 +   userfont = installuserfont("USER.CHR");
 +
 +   /* check for any installation errors */
 +   checkerrors();
 +
 +   /* select the user font */
 +   settextstyle(userfont, HORIZ_DIR, 4);
 +
 +   /* output some text */
 +   outtextxy(midx, midy, "Testing!");
 +
 +   /* clean up */
 +   getch();
 +   closegraph();
 +   return 0;
 +}
 +
 +/* check for and report any graphics errors */
 +void checkerrors(void)
 +{
 +   int errorcode;
 +
 +   /* read result of last graphics operation */
 +   errorcode = graphresult();
 +
 +   if (errorcode != grOk) {
 +printf("Graphics error: %s\n", grapherrormsg(errorcode));
 +printf("Press any key to halt:");
 +getch();
 +
 +exit(1);
 +   }
 +}
 +</code>
 +
 +
 +==== See also ====
 +[[settextstyle]]
 +
 +
 +===== output of installuserfont example ===== 
 +
 +    no output of example at the moment
 +    do not hesitate and add it...  
 +
 +
  
advertising
c/graphics.h/installuserfont.txt · Last modified: 2015/05/06 23:06 (external edit)

Impressum Datenschutz