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/*
* KON2 - Kanji ON Console -
* Copyright (C) 1992-1996 Takashi MANABE (manabe@papilio.tutics.tut.ac.jp)
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY TAKASHI MANABE ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE TERRENCE R. LAMBERT BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
/*
This code is based on KanjiHand.
Thanks to
nemossan@uitec.ac.jp == nemossan@mix
takamiti@mix
maebashi@mcs.meitetsu.co.jp
yamamoto@sws.cpd.mei.co.jp
*/
#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/ioctl.h>
#include <sys/file.h>
#include <string.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <errno.h>
#include <fnld.h>
#include <interface.h>
#define SFONT_SIZE 256
#define FH_MEMO_SIZE 508
extern struct fontInfo fi;
extern forceLoad;
struct font_header {
short fnt_size; /* bytes per one character bit patern */
short fnt_high; /* font height */
short fnt_width; /* font width */
unsigned short top_code;
unsigned short end_code;
char _unused[502]; /* empty */
char memo[FH_MEMO_SIZE];
long sum;
};
#define FONT_HEAD_SIZE sizeof(struct font_header)
#define MINKANJI 0x2121
#define MAXKANJI 0x7424
#define get_kfontoft(k1,k2) (((k1) > 0x29) ? \
((((k2) - 0x40) + ((k1) - 0x25) * 96) << 5) : \
((((k2) - 0x20) + ((k1) - 0x20) * 96) << 5))
#define get_afontoft(c) (c << 4)
static u_char *FontLoads(fp, fsize)
FILE *fp;
size_t fsize;
{
int addr, i;
u_char *fontbuf;
if ((fontbuf = (u_char *)malloc(get_afontoft(SFONT_SIZE))) == NULL)
return(NULL);
fi.size = get_afontoft(SFONT_SIZE);
for (i = 0; i < SFONT_SIZE; i ++) {
addr = get_afontoft(i);
if (fread(fontbuf + addr, fsize, 1, fp) != 1) return(NULL);
}
return(fontbuf);
}
static u_char *FontLoadw(fp, fsize)
FILE *fp;
size_t fsize;
{
size_t start;
int addr, k1, k2, i;
u_char *fontbuf;
fi.size = get_kfontoft((MAXKANJI+1)>>8, (MAXKANJI+1) & 0xFF);
start = get_kfontoft((MINKANJI)>>8, (MINKANJI) & 0xFF);
if ((fontbuf = (u_char *)malloc(fi.size)) == NULL) return(NULL);
for (k1 = 0x21; k1 <= 0x74; k1 ++) {
for (k2 = 0x21; k2 < 0x7f; k2 ++) {
if (k1 > 0x29 && k1 < 0x30) {
for (i = 0; i < fsize; i ++) fgetc(fp);
/* fseek(fp, fsize, SEEK_CUR);*/
continue;
}
addr = get_kfontoft(k1, k2);
if (fread(fontbuf + addr, fsize, 1, fp) != 1)
return(NULL);
if(k1 == 0x74 && k2 == 0x24) break;
}
}
return(fontbuf + start);
}
u_char *FontLoadMinix(fp)
FILE *fp;
{
char *fdata = NULL;
struct font_header hd;
if(fread(&hd, sizeof(struct font_header), 1, fp) != 1) return(NULL);
if (memcmp("k14;", hd.memo, 4)) {
if (hd.fnt_width > 0 && hd.fnt_width <= 8
&& hd.fnt_high > 8 && hd.fnt_high <= 16
&& hd.fnt_size == 16 ) {
fi.high = hd.fnt_high;
fi.width = hd.fnt_width;
fi.type = CodingByRegistry("JISX0201.1976-0");
if (CheckLoadedFont(fi.type))
fdata = FontLoads(fp, hd.fnt_size);
else exit(0);
}
} else {
if(hd.fnt_width > 8 && hd.fnt_width <= 16
&& hd.fnt_high > 8
&& hd.fnt_high <= 16
&& hd.fnt_size > 16 && hd.fnt_size <= 32) {
fi.high = hd.fnt_high;
fi.width = hd.fnt_width;
fi.type = CodingByRegistry("JISX0208.1983-0");
if (CheckLoadedFont(fi.type))
fdata = FontLoadw(fp, hd.fnt_size);
else exit(0);
}
}
return(fdata);
}
#if 0
void main(argc, argv)
int argc;
char *argv[];
{
FILE *fp;
u_char *font;
int loaded=0;
int i;
char *p;
for (i = 1; i < argc; i ++) {
p = argv[i];
if (*p == '-') {
++p;
switch(*p) {
case 'n':
forceLoad = 0;
break;
}
} else {
if(!(fp = fopen(argv[i], "r"))) {
fprintf(stderr, "%s> Can not open font file.\n", argv[0]);
exit(EOF);
}
loaded = 1;
}
}
if (!loaded) fp = stdin;
if ((font = FontLoadMinix(fp)) == NULL) {
fprintf(stderr, "%s> Can not load font file.\n", argv[0]);
exit(EOF);
}
if (fp != stdin) fclose(fp);
exit(SetFont(argv[0], font, &fi));
}
#endif
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