C Language and Libraries Help (clang.hlp) (
Table of Contents;
Topic list)
Important Notice
The pages on this site contain documentation for very old MS-DOS software,
purely for historical purposes.
If you're looking for up-to-date documentation, particularly for programming,
you should not rely on the information found here, as it will be woefully
out of date.
FONTS.C
◄Up► ◄Contents► ◄Index► ◄Back►
─────Run-Time Library───────────────────────────────────────────────────────
/* FONTS.C illustrates font functions including: (DOS-only)
* _registerfonts _setfont _outgtext
* _unregisterfonts _getfontinfo _getgtextextent
* _setgtextvector
*/
#include <conio.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <graph.h>
#define NFONTS 6
unsigned char *face[NFONTS] =
{
"Courier", "Helvetica", "Times Roman", "Modern", "Script", "Roman"
};
unsigned char *options[NFONTS] =
{
"courier", "helv", "tms rmn", "modern", "script", "roman"
};
void main()
{
unsigned char list[20];
char fondir[_MAX_PATH];
struct _videoconfig vc;
struct _fontinfo fi;
short nfont, x, y;
/* Read header info from .FON files in current or given directory. */
if( _registerfonts( "*.FON" ) <= 0 )
{
_outtext( "Enter full path where .FON files are located: " );
gets( fondir );
strcat( fondir, "\\*.FON" );
if( _registerfonts( fondir ) <= 0 )
{
_outtext( "Error: can't register fonts" );
exit( 1 );
}
}
/* Set highest available graphics mode and get configuration. */
if( !_setvideomode( _MAXRESMODE ) )
exit( 1 );
_getvideoconfig( &vc );
/* Display each font name centered on screen. */
for( nfont = 0; nfont < NFONTS; nfont++ )
{
/* Build options string. */
strcat( strcat( strcpy( list, "t'" ), options[nfont] ), "'");
strcat( list, "h30w24b" );
_clearscreen( _GCLEARSCREEN );
if( _setfont( list ) >= 0 )
{
/* Use length of text and height of font to center text. */
x = (vc.numxpixels / 2) - (_getgtextextent( face[nfont] ) / 2);
y = (vc.numypixels / 2) + (_getgtextextent( face[nfont] ) / 2);
if( _getfontinfo( &fi ) )
{
_outtext( "Error: Can't get font information" );
break;
}
_moveto( x, y );
if( vc.numcolors > 2 )
_setcolor( nfont + 2 );
/* Rotate and display text. */
_setgtextvector( 1, 0 );
_outgtext( face[nfont] );
_setgtextvector( 0, 1 );
_outgtext( face[nfont] );
_setgtextvector( -1, 0 );
_outgtext( face[nfont] );
_setgtextvector( 0, -1 );
_outgtext( face[nfont] );
}
else
{
_outtext( "Error: Can't set font: " );
_outtext( list );
}
_getch();
}
_unregisterfonts();
_setvideomode( _DEFAULTMODE );
}
-♦-