88 lines
1.9 KiB
C
88 lines
1.9 KiB
C
#include <u.h>
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#include <libc.h>
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#include <libg.h>
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#include <bio.h>
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#include "hdr.h"
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/*
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produces the bitmap for the designated han characters
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*/
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static void usage(void);
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enum { Jis = 0, Big5, Gb_bdf, Gb_qw };
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enum { Size24 = 0, Size16 };
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struct {
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char *names[2];
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mapfn *mfn;
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readbitsfn *bfn;
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} source[] = {
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[Jis] { "../han/jis.bits", "../han/jis16.bits", kmap, kreadbits },
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[Big5] { "no 24 bit file", "../han/big5.16.bits", bmap, breadbits },
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[Gb_bdf] { "no 24 bit file", "../han/cclib16fs.bdf", gmap, greadbits },
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[Gb_qw] { "no 24 bit file", "no 16bit file", gmap, qreadbits },
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};
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void
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main(int argc, char **argv)
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{
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int from, to;
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int size = 24;
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int src = Jis;
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char *file = 0;
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long nc, nb;
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int x;
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uchar *bits;
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long *chars;
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int raw = 0;
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Bitmap *b, *b1;
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Subfont *f;
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int *found;
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ARGBEGIN{
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case 'f': file = ARGF(); break;
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case 'r': raw = 1; break;
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case '5': src = Big5; break;
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case 's': size = 16; break;
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case 'g': src = Gb_bdf; break;
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case 'q': src = Gb_qw; break;
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default: usage();
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}ARGEND
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if(file == 0)
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file = source[src].names[(size==24)? Size24:Size16];
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if(argc != 2)
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usage();
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from = strtol(argv[0], (char **)0, 0);
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to = strtol(argv[1], (char **)0, 0);
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binit(0, 0, "fontgen");
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nc = to-from+1;
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nb = size*size/8; /* bytes per char */
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nb *= nc;
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bits = (uchar *)malloc(nb);
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chars = (long *)malloc(sizeof(long)*nc);
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found = (int *)malloc(sizeof(found[0])*nc);
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if(bits == 0 || chars == 0){
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fprint(2, "%s: couldn't malloc %d bytes for %d chars\n", argv0, nb, nc);
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exits("out of memory");
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}
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if(raw){
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for(x = from; x <= to; x++)
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chars[x-from] = x;
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} else
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source[src].mfn(from, to, chars);
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memset(bits, 0, nb);
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b = source[src].bfn(file, nc, chars, size, bits, &found);
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b1 = balloc(b->r, b->ldepth);
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bitblt(b1, b1->r.min, b, b->r, S);
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f = bf(nc, size, b1, found);
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wrbitmapfile(1, b);
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wrsubfontfile(1, f);/**/
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exits(0);
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}
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static void
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usage(void)
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{
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fprint(2, "Usage: %s [-s] from to\n", argv0);
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exits("usage");
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}
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