forked from len0rd/rockbox
7b3cea4df3
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@2276 a1c6a512-1295-4272-9138-f99709370657
107 lines
2 KiB
C
107 lines
2 KiB
C
/*
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* writerbf - write an incore font in .rbf format.
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* Must be compiled with -DFONT=font_name and linked
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* with compiled in font.
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*
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* Copyright (c) 2002 by Greg Haerr <greg@censoft.com>
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*/
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#include <stdio.h>
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#include "../firmware/font.h"
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extern MWCFONT FONT;
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PMWCFONT pf = &FONT;
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static int
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WRITEBYTE(FILE *fp, unsigned char c)
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{
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return putc(c, fp) != EOF;
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}
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static int
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WRITESHORT(FILE *fp, unsigned short s)
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{
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putc(s, fp);
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return putc(s>>8, fp) != EOF;
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}
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static int
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WRITELONG(FILE *fp, unsigned long l)
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{
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putc(l, fp);
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putc(l>>8, fp);
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putc(l>>16, fp);
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return putc(l>>24, fp) != EOF;
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}
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static int
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WRITESTR(FILE *fp, char *str, int count)
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{
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return fwrite(str, 1, count, fp) == count;
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}
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static int
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WRITESTRPAD(FILE *fp, char *str, int totlen)
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{
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int ret;
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while (*str && totlen > 0)
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if (*str) {
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ret = putc(*str++, fp);
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--totlen;
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}
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while (--totlen >= 0)
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ret = putc(' ', fp);
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return ret;
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}
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/* write font, < 0 return is error*/
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int
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rbf_write_font(PMWCFONT pf)
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{
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FILE *ofp;
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int i;
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char name[256];
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sprintf(name, "%s.fnt", pf->name);
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ofp = fopen(name, "wb");
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if (!ofp)
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return -1;
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/* write magic and version #*/
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WRITESTR(ofp, VERSION, 4);
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/* internal font name*/
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WRITESTRPAD(ofp, pf->name, 64);
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/* copyright - FIXME not converted with bdf2c*/
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WRITESTRPAD(ofp, " ", 256);
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/* font info*/
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WRITESHORT(ofp, pf->maxwidth);
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WRITESHORT(ofp, pf->height);
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WRITESHORT(ofp, pf->ascent);
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WRITELONG(ofp, pf->firstchar);
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WRITELONG(ofp, pf->defaultchar);
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WRITELONG(ofp, pf->size);
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/* variable font data sizes*/
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WRITELONG(ofp, pf->bits_size); /* # words of MWIMAGEBITS*/
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WRITELONG(ofp, pf->offset? pf->size: 0); /* # longs of offset*/
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WRITELONG(ofp, pf->width? pf->size: 0); /* # bytes of width*/
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/* variable font data*/
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for (i=0; i<pf->bits_size; ++i)
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WRITESHORT(ofp, pf->bits[i]);
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if (pf->offset)
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for (i=0; i<pf->size; ++i)
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WRITELONG(ofp, pf->offset[i]);
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if (pf->width)
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for (i=0; i<pf->size; ++i)
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WRITEBYTE(ofp, pf->width[i]);
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}
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int
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main(int ac, char **av)
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{
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rbf_write_font(pf);
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}
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