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// $Id: xtndfont.c 11289 2010-10-29 20:44:17Z airwin $
//
// xtndfont.c
//
// Utility to generate extended font set.
//
#include "plplotP.h"
extern short int *hersh[];
extern short int *findex[];
extern short int *buffer[];
int
main( void )
{
short j, k, ib, nindx, nchars, nleng, htab, zero;
short *hrshlst;
signed char ix, iy;
long fpos;
PDFstrm *pdfs;
hrshlst = (short *) malloc( 4 * 176 * sizeof ( short ) );
ib = 0;
for ( j = 0; j < 4; j++ )
for ( k = 0; k < 176; k++ )
hrshlst[ib++] = *( hersh[j] + k );
pdfs = pdf_fopen( PL_XFONT, "wb+" );
if ( !pdfs )
{
printf( "Error opening extended font file.\n" );
exit( 1 );
}
htab = 4 * 256 + 176;
pdf_wr_2bytes( pdfs, htab );
pdf_wr_2nbytes( pdfs, (U_SHORT *) hrshlst, 4 * 176 );
nleng = 1;
zero = 0;
nindx = 0;
fpos = ftell( pdfs->file );
pdf_wr_2bytes( pdfs, nindx );
for ( j = 0; j < 30; j++ )
{
for ( k = 0; k < 100; k++ )
{
ib = *( findex[j] + k );
if ( ib == 0 )
{
pdf_wr_2bytes( pdfs, zero );
nindx++;
}
else
{
pdf_wr_2bytes( pdfs, nleng );
nindx++;
for (;; )
{
ix = *( buffer[ib / 100] + ib % 100 ) / 128 - 64;
iy = *( buffer[ib / 100] + ib % 100 ) % 128 - 64;
ib++;
if ( ix == -64 )
ix = 64;
if ( iy == -64 )
iy = 64;
nleng++;
if ( ix == 64 && iy == 64 )
break;
}
}
}
}
fseek( pdfs->file, fpos, 0 );
pdf_wr_2bytes( pdfs, nindx );
fseek( pdfs->file, 0, 2 );
fpos = ftell( pdfs->file );
nleng = 1;
nchars = 0;
pdf_wr_2bytes( pdfs, nleng );
for ( j = 0; j < 30; j++ )
{
for ( k = 0; k < 100; k++ )
{
ib = *( findex[j] + k );
if ( ib != 0 )
{
for (;; )
{
ix = *( buffer[ib / 100] + ib % 100 ) / 128 - 64;
iy = *( buffer[ib / 100] + ib % 100 ) % 128 - 64;
ib++;
if ( ix == -64 )
ix = 64;
if ( iy == -64 )
iy = 64;
fputc( ix, pdfs->file );
fputc( iy, pdfs->file );
nleng++;
if ( ix == 64 && iy == 64 )
break;
}
nchars++;
}
}
}
nleng--;
fseek( pdfs->file, fpos, 0 );
pdf_wr_2bytes( pdfs, nleng );
pdf_close( pdfs );
printf( "There are %d characters in font set.\n", nchars - 1 );
exit( 0 );
}
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