summaryrefslogtreecommitdiff
path: root/Build/source/texk/dvipos/tfm.c
diff options
context:
space:
mode:
authorDenis Bitouzé <dbitouze@wanadoo.fr>2021-02-25 18:23:07 +0000
committerDenis Bitouzé <dbitouze@wanadoo.fr>2021-02-25 18:23:07 +0000
commitc6101f91d071883b48b1b4b51e5eba0f36d9a78d (patch)
tree1bf7f5a881d7a4f5c5bf59d0b2821943dd822372 /Build/source/texk/dvipos/tfm.c
parent07ee7222e389b0777456b427a55c22d0e6ffd267 (diff)
French translation for tlmgr updated
git-svn-id: svn://tug.org/texlive/trunk@57912 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/texk/dvipos/tfm.c')
-rw-r--r--Build/source/texk/dvipos/tfm.c761
1 files changed, 0 insertions, 761 deletions
diff --git a/Build/source/texk/dvipos/tfm.c b/Build/source/texk/dvipos/tfm.c
deleted file mode 100644
index 05d6dc29192..00000000000
--- a/Build/source/texk/dvipos/tfm.c
+++ /dev/null
@@ -1,761 +0,0 @@
-/* dvipos-20070107
-
- Copyright (C) 2003 by Jin-Hwan Cho <chofchof@ktug.or.kr>
-
- Copyright (C) 2002 by Jin-Hwan Cho and Shunsaku Hirata,
- the dvipdfmx project team <dvipdfmx@project.ktug.or.kr>
-
- Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu>
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
-*/
-
-#include "utils.h"
-#include "dvicore.h"
-#include "tfm.h"
-
-#include <stdio.h>
-
-#define tfm_unsigned_byte() get_unsigned_byte(tfm_file)
-#define tfm_signed_byte() get_signed_byte(tfm_file)
-#define tfm_unsigned_pair() get_unsigned_pair(tfm_file)
-#define tfm_signed_pair() get_signed_pair(tfm_file)
-#define tfm_unsigned_triple() get_unsigned_triple(tfm_file)
-#define tfm_unsigned_triple_kanji() get_unsigned_triple_kanji(tfm_file)
-#define tfm_signed_triple() get_signed_triple(tfm_file)
-#define tfm_unsigned_quad() get_unsigned_quad(tfm_file)
-#define tfm_signed_quad() get_signed_quad(tfm_file)
-
-static FILE *tfm_file;
-static UNSIGNED_QUAD tfm_filesize;
-
-#define FWBASE ((double) (1<<20))
-#define JFM_ID 11
-#define JFMV_ID 9 /* vertical version of JFM */
-
-typedef signed long fixword;
-
-/* TFM record structure */
-struct a_tfm {
- UNSIGNED_BYTE id; /* id = 11(9) for jfm(vertical) */
- UNSIGNED_BYTE nt; /* number of charcter types for jfm */
- UNSIGNED_QUAD wlenfile, wlenheader;
- UNSIGNED_QUAD bc, ec;
- UNSIGNED_QUAD nwidths, nheights, ndepths;
- UNSIGNED_QUAD nitcor, nlig, nkern, nextens;
- UNSIGNED_QUAD nfonparm;
- UNSIGNED_QUAD font_direction; /* Used only in OFMs. TFMs don't have this field*/
- UNSIGNED_QUAD nco, ncw, npc;
- SIGNED_QUAD *header;
- UNSIGNED_QUAD *char_info;
- UNSIGNED_PAIR *width_index;
- UNSIGNED_BYTE *height_index;
- UNSIGNED_BYTE *depth_index;
- SIGNED_QUAD *width;
- SIGNED_QUAD *height;
- SIGNED_QUAD *depth;
- char *tex_name;
- UNSIGNED_TRIPLE *chartypes;
- fixword *unpacked_widths;
- fixword *unpacked_heights;
- fixword *unpacked_depths;
-};
-
-static void
-a_tfm_init (struct a_tfm *a_tfm)
-{
- a_tfm->id = 0;
- a_tfm->nt = 0;
- a_tfm->header = NULL;
- a_tfm->char_info = NULL;
- a_tfm->width_index = NULL;
- a_tfm->height_index = NULL;
- a_tfm->depth_index = NULL;
- a_tfm->width = NULL;
- a_tfm->height = NULL;
- a_tfm->depth = NULL;
- a_tfm->chartypes = NULL;
- a_tfm->unpacked_widths = NULL;
- a_tfm->unpacked_heights = NULL;
- a_tfm->unpacked_depths = NULL;
-}
-
-struct a_tfm *tfm = NULL;
-static unsigned numtfms = 0, max_tfms = 0; /* numtfms should equal numfonts in dvi.c */
-
-static UNSIGNED_PAIR sum_of_tfm_sizes (struct a_tfm *a_tfm)
-{
- unsigned long result = 6;
- result += (a_tfm -> ec - a_tfm -> bc + 1);
- result += a_tfm -> wlenheader;
- result += a_tfm -> nwidths;
- result += a_tfm -> nheights;
- result += a_tfm -> ndepths;
- result += a_tfm -> nitcor;
- result += a_tfm -> nlig;
- result += a_tfm -> nkern;
- result += a_tfm -> nextens;
- result += a_tfm -> nfonparm;
- if (a_tfm->id == JFM_ID || a_tfm->id == JFMV_ID) {
- result += a_tfm -> nt + 1;
- }
- return result;
-}
-
-static SIGNED_QUAD sum_of_ofm_sizes (struct a_tfm *a_tfm)
-{
- unsigned long result = 14;
- result += 2*(a_tfm -> ec - a_tfm -> bc + 1);
- result += a_tfm -> wlenheader;
- result += a_tfm -> nwidths;
- result += a_tfm -> nheights;
- result += a_tfm -> ndepths;
- result += a_tfm -> nitcor;
- result += 2*(a_tfm -> nlig);
- result += a_tfm -> nkern;
- result += 2*(a_tfm -> nextens);
- result += a_tfm -> nfonparm;
- return result;
-}
-
-
-static void get_sizes (struct a_tfm *a_tfm)
-{
- UNSIGNED_PAIR tfm_id;
-
- tfm_id = tfm_unsigned_pair();
- if (tfm_id == JFM_ID || tfm_id == JFMV_ID) { /* is jfm */
- a_tfm -> id = tfm_id;
- a_tfm -> nt = tfm_unsigned_pair();
- a_tfm -> wlenfile = tfm_unsigned_pair();
-#ifdef DEBUG
- fprintf (stderr, "size: %ld\n", a_tfm->wlenfile);
-#endif
- } else {
- a_tfm->wlenfile = tfm_id;
- }
- a_tfm->wlenheader = tfm_unsigned_pair();
- a_tfm->bc = tfm_unsigned_pair();
- a_tfm->ec = tfm_unsigned_pair();
- if (a_tfm -> ec < a_tfm -> bc) {
- fprintf(stderr, "TFM file error (ec < bc)\n");
- exit(1);
- }
- a_tfm->nwidths = tfm_unsigned_pair();
- a_tfm->nheights = tfm_unsigned_pair();
- a_tfm->ndepths = tfm_unsigned_pair();
- a_tfm->nitcor = tfm_unsigned_pair();
- a_tfm->nlig = tfm_unsigned_pair();
- a_tfm->nkern = tfm_unsigned_pair();
- a_tfm->nextens = tfm_unsigned_pair();
- a_tfm->nfonparm = tfm_unsigned_pair();
-#ifdef DEBUG
- fprintf(stderr, "\nComputed size (words)%d\n", sum_of_tfm_sizes(a_tfm));
- fprintf(stderr, "Stated size (words)%ld\n", a_tfm->wlenfile);
- fprintf(stderr, "Actual size (bytes)%ld\n", tfm_filesize);
-#endif
- if (a_tfm->wlenfile != tfm_filesize/4 ||
- sum_of_tfm_sizes(a_tfm) != a_tfm->wlenfile) {
- if (tfm_filesize/4 > a_tfm->wlenfile) {
- fprintf(stderr, "\nHmm. A TFM file is larger than it says it is!");
- fprintf(stderr, "\nProceeding nervously...\n");
- } else {
- fprintf(stderr, "TFM file problem. Table sizes don't agree.\n");
- exit(1);
- }
- }
-}
-
-static int ofm_get_sizes (struct a_tfm *a_tfm)
-{
- SIGNED_QUAD level;
- level = tfm_signed_quad();
- a_tfm -> wlenfile = tfm_signed_quad();
- a_tfm -> wlenheader = tfm_signed_quad();
- a_tfm -> bc = tfm_signed_quad();
- a_tfm -> ec = tfm_signed_quad();
- if (a_tfm -> ec < a_tfm -> bc) {
- fprintf(stderr, "OFM file error (ec < bc)\n");
- exit(1);
- }
- a_tfm -> nwidths = tfm_signed_quad();
- a_tfm -> nheights = tfm_signed_quad();
- a_tfm -> ndepths = tfm_signed_quad();
- a_tfm -> nitcor = tfm_signed_quad();
- a_tfm -> nlig = tfm_signed_quad();
- a_tfm -> nkern = tfm_signed_quad();
- a_tfm -> nextens = tfm_signed_quad();
- a_tfm -> nfonparm = tfm_signed_quad();
- a_tfm -> font_direction = tfm_signed_quad();
- if (a_tfm->font_direction) {
- fprintf (stderr, "Warning: I may be interpreting a font direction incorrectly.\n");
- }
- if (level == 0) {
- if (a_tfm -> wlenfile != tfm_filesize/4 ||
- sum_of_ofm_sizes (a_tfm) != a_tfm -> wlenfile) {
- fprintf(stderr, "OFM file problem. Table sizes don't agree.\n");
- exit(1);
- }
-#ifdef DEBUG
- fprintf (stderr, "Computed size (words)%ld\n", sum_of_ofm_sizes (a_tfm));
- fprintf (stderr, "Stated size (words)%ld\n", a_tfm -> wlenfile);
- fprintf (stderr, "Actual size (bytes)%ld\n", tfm_filesize);
-#endif
- } else if (level == 1) {
- a_tfm -> nco = tfm_signed_quad();
- a_tfm -> ncw = tfm_signed_quad();
- a_tfm -> npc = tfm_signed_quad();
- fseek(tfm_file, 4*(a_tfm -> nco), SEEK_SET);
- } else {
- fprintf(stderr, "Can't handle OFM files with level > 1");
- exit(1);
- }
- return (int) (level);
-}
-
-#if 0
-/* Not used */
-static void dump_sizes (struct a_tfm *a_tfm)
-{
- fprintf (stderr, "\nwlenfile: %ld, ", a_tfm -> wlenfile);
- fprintf (stderr, "wlenheader: %ld\n", a_tfm -> wlenheader);
- fprintf (stderr, "bc: %ld, ", a_tfm -> bc);
- fprintf (stderr, "ec: %ld, ", a_tfm -> ec);
- fprintf (stderr, "nwidths: %ld, ", a_tfm -> nwidths);
- fprintf (stderr, "nheights: %ld, ", a_tfm -> nheights);
- fprintf (stderr, "ndepths: %ld\n", a_tfm -> ndepths);
- fprintf (stderr, "nitcor: %ld, ", a_tfm -> nitcor);
- fprintf (stderr, "nlig: %ld, ", a_tfm -> nlig);
- fprintf (stderr, "nkern: %ld, ", a_tfm -> nkern);
- fprintf (stderr, "nextens: %ld, ", a_tfm -> nextens);
- fprintf (stderr, "nfonparm: %ld\n", a_tfm -> nfonparm);
- return;
-}
-#endif
-
-static void get_fix_word_array (SIGNED_QUAD *a_word, SIGNED_QUAD length)
-{
- register SIGNED_QUAD i;
- for (i = 0; i < length; i++)
- a_word[i] = tfm_signed_quad();
-}
-
-static void get_unsigned_quad_array (UNSIGNED_QUAD *a_word, SIGNED_QUAD length)
-{
- register SIGNED_QUAD i;
- for (i = 0; i < length; i++)
- a_word[i] = tfm_unsigned_quad();
-}
-
-static void do_fix_word_array (SIGNED_QUAD **a, SIGNED_QUAD len)
-{
- if (len != 0) {
- *a = (SIGNED_QUAD *)calloc(len, sizeof(SIGNED_QUAD));
- get_fix_word_array(*a, len);
- } else
- *a = NULL;
-}
-
-static void do_unsigned_quad_array (UNSIGNED_QUAD **a, UNSIGNED_PAIR len)
-{
- if (len != 0) {
- *a = (UNSIGNED_QUAD *)calloc(len, sizeof(UNSIGNED_QUAD));
- get_unsigned_quad_array(*a, len);
- } else
- *a = NULL;
-}
-
-static void do_char_type_array(struct a_tfm *a_tfm)
-{
- UNSIGNED_PAIR charcode;
- UNSIGNED_PAIR chartype;
- register int i;
-
- a_tfm -> chartypes = (UNSIGNED_TRIPLE *)calloc(1114112, sizeof(UNSIGNED_TRIPLE));
- for (i = 0; i < 1114112; i++) (a_tfm->chartypes)[i] = 0;
- for (i = 0; i < a_tfm->nt; i++) {
- charcode = tfm_unsigned_triple_kanji();
- chartype = tfm_unsigned_byte();
- (a_tfm->chartypes)[charcode] = chartype;
- }
-}
-
-static void unpack_widths(struct a_tfm *a_tfm)
-{
- UNSIGNED_QUAD charinfo;
- UNSIGNED_PAIR width_index;
- register int i;
-
- a_tfm -> unpacked_widths = (fixword *)calloc(256, sizeof(fixword));
- for (i = 0; i < 256; i++) (a_tfm ->unpacked_widths)[i] = 0;
- for (i = (a_tfm->bc); i <= (a_tfm->ec); i++) {
- charinfo = (a_tfm->char_info)[i-(a_tfm->bc)];
- width_index = (charinfo / 16777216UL);
- (a_tfm->unpacked_widths)[i] = (a_tfm->width)[width_index];
- }
-}
-
-static void unpack_heights(struct a_tfm *a_tfm)
-{
- UNSIGNED_QUAD charinfo;
- UNSIGNED_PAIR height_index;
- register int i;
-
- a_tfm -> unpacked_heights = (fixword *)calloc(256, sizeof(fixword));
- for (i = 0; i < 256; i++) (a_tfm ->unpacked_heights)[i] = 0;
- for (i = (a_tfm->bc); i <= (a_tfm->ec); i++) {
- charinfo = (a_tfm->char_info)[i-(a_tfm->bc)];
- height_index = (charinfo / 0x100000UL) & 0x0F;
- (a_tfm->unpacked_heights)[i] = (a_tfm->height)[height_index];
- }
-}
-
-static void unpack_depths(struct a_tfm *a_tfm)
-{
- UNSIGNED_QUAD charinfo;
- UNSIGNED_PAIR depth_index;
- register int i;
-
- a_tfm -> unpacked_depths = (fixword *)calloc(256, sizeof(fixword));
- for (i = 0; i < 256; i++) (a_tfm ->unpacked_depths)[i] = 0;
- for (i = (a_tfm->bc); i <= (a_tfm->ec); i++) {
- charinfo = (a_tfm->char_info)[i-(a_tfm->bc)];
- depth_index = (charinfo / 0x10000UL) & 0x0F;
- (a_tfm->unpacked_depths)[i] = (a_tfm->depth)[depth_index];
- }
-}
-
-static void get_arrays (struct a_tfm *a_tfm)
-{
-#ifdef DEBUG
- fprintf (stderr, "Reading %ld word header\n", a_tfm->wlenheader);
-#endif
- do_fix_word_array(&(a_tfm->header), a_tfm->wlenheader);
- if (a_tfm->id == JFM_ID || a_tfm->id == JFMV_ID)
- do_char_type_array(a_tfm);
-#ifdef DEBUG
- fprintf (stderr, "Reading %ld char_infos\n", (a_tfm->ec)-(a_tfm->bc)+1);
-#endif
- do_unsigned_quad_array(&(a_tfm->char_info), (a_tfm->ec)-(a_tfm->bc)+1);
-#ifdef DEBUG
- fprintf (stderr, "Reading %ld widths\n", a_tfm->nwidths);
-#endif
- do_fix_word_array(&(a_tfm->width), a_tfm->nwidths);
-#ifdef DEBUG
- fprintf (stderr, "Reading %ld heights\n", a_tfm->nheights);
-#endif
- do_fix_word_array(&(a_tfm->height), a_tfm->nheights);
-#ifdef DEBUG
- fprintf (stderr, "Reading %ld depths\n", a_tfm->ndepths);
-#endif
- do_fix_word_array(&(a_tfm->depth), a_tfm->ndepths);
- unpack_widths(a_tfm);
- unpack_heights(a_tfm);
- unpack_depths(a_tfm);
-}
-
-static void do_ofm_zero_char_info (struct a_tfm *a_tfm)
-{
- UNSIGNED_QUAD num_chars;
- register int i;
-
- num_chars = a_tfm->ec - a_tfm->bc + 1;
- if (num_chars != 0) {
- a_tfm->width_index = (UNSIGNED_PAIR *)calloc(num_chars, sizeof(UNSIGNED_PAIR));
- a_tfm->height_index = (UNSIGNED_BYTE *)calloc(num_chars, sizeof(UNSIGNED_BYTE));
- a_tfm->depth_index = (UNSIGNED_BYTE *)calloc(num_chars, sizeof(UNSIGNED_BYTE));
- a_tfm->unpacked_widths = (fixword *)calloc(a_tfm->bc+num_chars, sizeof(fixword));
- a_tfm->unpacked_heights = (fixword *)calloc(a_tfm->bc+num_chars, sizeof(fixword));
- a_tfm->unpacked_depths = (fixword *)calloc(a_tfm->bc+num_chars, sizeof(fixword));
- }
- for (i = 0; i < num_chars; i++) {
- (a_tfm->width_index)[i] = tfm_unsigned_pair();
- (a_tfm->height_index)[i] = tfm_unsigned_byte();
- (a_tfm->depth_index)[i] = tfm_unsigned_byte();
- tfm_signed_quad(); /* Ignore remaining quad */
- }
-}
-
-static void do_ofm_one_char_info (struct a_tfm *a_tfm)
-{
- UNSIGNED_QUAD num_char_infos, char_infos_read;
- UNSIGNED_QUAD num_chars;
- UNSIGNED_QUAD char_info_size;
- UNSIGNED_QUAD i;
-
- char_info_size = 3 + (a_tfm->npc/2);
- num_char_infos = (a_tfm->ncw) / char_info_size;
- num_chars = (a_tfm->ec - a_tfm->bc) + 1;
-#ifdef DEBUG
- fprintf (stderr, "\nReading %ld level 1 chars\n", num_chars);
-#endif
- if (num_chars != 0) {
- a_tfm->width_index = (UNSIGNED_PAIR *)calloc(num_chars, sizeof(UNSIGNED_PAIR));
- a_tfm->height_index = (UNSIGNED_BYTE *)calloc(num_chars, sizeof(UNSIGNED_BYTE));
- a_tfm->depth_index = (UNSIGNED_BYTE *)calloc(num_chars, sizeof(UNSIGNED_BYTE));
- a_tfm->unpacked_widths = (fixword *)calloc(a_tfm->bc+num_chars, sizeof(fixword));
- a_tfm->unpacked_heights = (fixword *)calloc(a_tfm->bc+num_chars, sizeof(fixword));
- a_tfm->unpacked_depths = (fixword *)calloc(a_tfm->bc+num_chars, sizeof(fixword));
- }
- for (i = 0, char_infos_read = 0; i < num_chars && char_infos_read < num_char_infos; i++) {
- register int repeats, j;
- (a_tfm->width_index)[i] = tfm_unsigned_pair();
- (a_tfm->height_index)[i] = tfm_unsigned_byte();
- (a_tfm->depth_index)[i] = tfm_unsigned_byte();
- tfm_signed_quad(); /* Ignore next quad */
- repeats = tfm_unsigned_pair();
- /* Skip params */
- for (j = 0; j < a_tfm->npc; j++) tfm_unsigned_pair();
- /* Remove word padding if necessary */
- if ((a_tfm->npc / 2) * 2 == a_tfm->npc) tfm_unsigned_pair();
- char_infos_read += 1;
- if (i+repeats > num_chars) {
- fprintf(stderr, "repeats causes number of characters to be exceeded");
- exit(1);
- }
- for (j = 0; j < repeats; j++) {
- a_tfm->width_index[i+j+1] = a_tfm->width_index[i];
- a_tfm->height_index[i+j+1] = a_tfm->height_index[i];
- a_tfm->depth_index[i+j+1] = a_tfm->depth_index[i];
- }
- /* Skip ahead because we have already handled repeats */
- i += repeats;
- }
-#ifdef DEBUG
- fprintf (stderr, "\npackets read = %ld/%ld\n", char_infos_read, num_char_infos);
- fprintf (stderr, "\ncharacters defined = %ld/%ld\n", i, num_chars);
-#endif
-}
-
-static void ofm_unpack_arrays (struct a_tfm *a_tfm, UNSIGNED_QUAD num_chars)
-{
- register int i;
- for (i = 0; i < num_chars; i++) {
- (a_tfm->unpacked_widths)[a_tfm->bc+i] = (a_tfm->width)[(a_tfm->width_index)[i]];
- (a_tfm->unpacked_heights)[a_tfm->bc+i] = (a_tfm->height)[(a_tfm->height_index)[i]];
- (a_tfm->unpacked_depths)[a_tfm->bc+i] = (a_tfm->depth)[(a_tfm->depth_index)[i]];
- }
-}
-
-static void ofm_get_arrays (struct a_tfm *a_tfm, int level)
-{
- switch (level) {
- case 0:
-#ifdef DEBUG
- fprintf(stderr, "Reading %ld word header\n", a_tfm->wlenheader);
-#endif
- do_fix_word_array(&(a_tfm -> header), a_tfm -> wlenheader);
-#ifdef DEBUG
- fprintf(stderr, "Reading %ld char_infos\n", (a_tfm->ec)-(a_tfm->bc)+1);
-#endif
- do_ofm_zero_char_info(a_tfm);
- break;
- case 1:
-#ifdef DEBUG
- fprintf (stderr, "Reading %ld char_infos words\n", a_tfm->ncw);
-#endif
- do_ofm_one_char_info(a_tfm);
- break;
- default:
- fprintf(stderr, "level != 0 or 1 in ofm_get_arrays()");
- exit(1);
- }
-#ifdef DEBUG
- fprintf (stderr, "Reading %ld widths\n", a_tfm -> nwidths);
-#endif
- do_fix_word_array(&(a_tfm -> width), a_tfm -> nwidths);
-#ifdef DEBUG
- fprintf (stderr, "Reading %ld heights\n", a_tfm -> nheights);
-#endif
- do_fix_word_array(&(a_tfm -> height), a_tfm -> nheights);
-#ifdef DEBUG
- fprintf (stderr, "Reading %ld depths\n", a_tfm -> ndepths);
-#endif
- do_fix_word_array(&(a_tfm -> depth), a_tfm -> ndepths);
- ofm_unpack_arrays(a_tfm, (a_tfm->ec)-(a_tfm->bc)+1);
-}
-
-static void get_ofm (struct a_tfm *a_tfm)
-{
- register int level;
- level = ofm_get_sizes(a_tfm);
- ofm_get_arrays(a_tfm, level);
-}
-
-static void get_tfm (struct a_tfm *a_tfm)
-{
- get_sizes(a_tfm);
- get_arrays(a_tfm);
-}
-
-/* External Routine */
-#define TFM_FORMAT 1
-#define OFM_FORMAT 2
-
-int tfm_open (const char *tfm_name, int must_exist)
-{
- int i, format;
- char *file_name;
-
- for (i = 0; i < numtfms; i++) {
- if (!strcmp(tfm_name, tfm[i].tex_name))
- return i;
- }
-
- /* The procedure to search tfm or ofm files:
- 1. Search tfm file with the given name with the must_exist flag unset.
- 2. Search ofm file with the given name with the must_exist flag unset.
- 3. If not found and must_exist flag is set, try again to search
- tfm file with the must_exist flag set.
- 4. If not found and must_exist flag is not set, return -1. */
-
- if ((file_name = kpse_find_file(tfm_name, kpse_tfm_format, 0)))
- format = TFM_FORMAT;
- else if ((file_name = kpse_find_file(tfm_name, kpse_ofm_format, 0)))
- format = OFM_FORMAT;
- /* In case that must_exist is set, MiKTeX returns always non-NULL value
- even if the tfm file is not found. */
- else if (must_exist) {
- if ((file_name = kpse_find_file(tfm_name, kpse_tfm_format, 1)))
- format = TFM_FORMAT;
- else {
- fprintf(stderr, "\n** Fatal: Unable to find TFM file '%s'.\n", tfm_name);
- exit(1);
- }
- } else
- return -1;
-
- if (numtfms >= max_tfms) {
- max_tfms += MAX_FONTS_STEP;
- tfm = (struct a_tfm *)realloc(tfm, max_tfms * sizeof(struct a_tfm));
- }
-
- a_tfm_init(tfm + numtfms);
-
- if (!(tfm_file = fopen(file_name, "rb"))) {
- fprintf(stderr, "\n** Fatal: Specified TFM/OFM file '%s' ", tfm_name);
- fprintf(stderr, "cannot be opened.\n");
- exit(1);
- }
-
- fseek(tfm_file, 0L, SEEK_END);
- tfm_filesize = ftell(tfm_file);
- rewind(tfm_file);
-
- if (tfm_filesize < 24) {
- fprintf(stderr, "\n** Fatal: TFM/OFM file too small to be a valid file.\n");
- exit(1);
- }
-
- if (format == OFM_FORMAT) get_ofm(&tfm[numtfms]);
- else get_tfm(&tfm[numtfms]);
-
- tfm[numtfms].tex_name = (char *)calloc(strlen(tfm_name)+1, sizeof(char));
- strcpy(tfm[numtfms].tex_name, tfm_name);
- fclose(tfm_file);
-
- return numtfms++;
-}
-
-void tfm_close_all(void)
-{
- int i;
- for (i=0; i<numtfms; i++) {
- if (tfm[i].header)
- free(tfm[i].header);
- if (tfm[i].char_info)
- free(tfm[i].char_info);
- if (tfm[i].width)
- free(tfm[i].width);
- if (tfm[i].height)
- free(tfm[i].height);
- if (tfm[i].depth)
- free(tfm[i].depth);
- free(tfm[i].tex_name);
- free(tfm[i].unpacked_widths);
- free(tfm[i].unpacked_heights);
- free(tfm[i].unpacked_depths);
- if (tfm[i].chartypes)
- free(tfm[i].chartypes);
- if (tfm[i].width_index)
- free(tfm[i].width_index);
- if (tfm[i].height_index)
- free(tfm[i].height_index);
- if (tfm[i].depth_index)
- free(tfm[i].depth_index);
- }
- if (tfm)
- free(tfm);
-}
-
-/* tfm_get_width returns the width of the font
- as a (double) fraction of the design size */
-double tfm_get_width (int font_id, UNSIGNED_QUAD ch)
-{
- if (tfm[font_id].id == JFM_ID || tfm[font_id].id == JFMV_ID )
- ch = (tfm[font_id].chartypes)[ch];
- if (tfm[font_id].unpacked_widths && ch <= tfm[font_id].ec)
- return (double) (tfm[font_id].unpacked_widths)[ch] / FWBASE;
- else return 0.0;
-}
-
-double tfm_get_height (int font_id, UNSIGNED_QUAD ch)
-{
- if (tfm[font_id].id == JFM_ID || tfm[font_id].id == JFMV_ID )
- ch = (tfm[font_id].chartypes)[ch];
- if (tfm[font_id].unpacked_heights && ch <= tfm[font_id].ec)
- return (double) (tfm[font_id].unpacked_heights)[ch] / FWBASE;
- else return 0.0;
-}
-
-double tfm_get_depth (int font_id, UNSIGNED_QUAD ch)
-{
- if (tfm[font_id].id == JFM_ID || tfm[font_id].id == JFMV_ID )
- ch = (tfm[font_id].chartypes)[ch];
- if (tfm[font_id].unpacked_depths && ch <= tfm[font_id].ec)
- return (tfm[font_id].unpacked_depths)[ch]/FWBASE;
- else return 0.0;
-}
-
-fixword tfm_get_fw_width (int font_id, UNSIGNED_QUAD ch)
-{
- if (tfm[font_id].id == JFM_ID || tfm[font_id].id == JFMV_ID )
- ch = (tfm[font_id].chartypes)[ch];
- if (tfm[font_id].unpacked_widths && ch <= tfm[font_id].ec) {
- return (tfm[font_id].unpacked_widths)[ch];
- }
- return 0;
-}
-
-fixword tfm_get_fw_height (int font_id, UNSIGNED_QUAD ch)
-{
- if (tfm[font_id].id == JFM_ID || tfm[font_id].id == JFMV_ID )
- ch = (tfm[font_id].chartypes)[ch];
- if (tfm[font_id].unpacked_heights && ch <= tfm[font_id].ec)
- return (tfm[font_id].unpacked_heights)[ch];
- return 0;
-}
-
-fixword tfm_get_fw_depth (int font_id, UNSIGNED_QUAD ch)
-{
- if (tfm[font_id].id == JFM_ID || tfm[font_id].id == JFMV_ID )
- ch = (tfm[font_id].chartypes)[ch];
- if (tfm[font_id].unpacked_depths && ch <= tfm[font_id].ec)
- return (tfm[font_id].unpacked_depths)[ch];
- return 0;
-}
-
-fixword tfm_string_width (int font_id, unsigned char *s, unsigned len)
-{
- fixword result = 0;
- unsigned i;
- if (tfm[font_id].unpacked_widths)
- for (i=0; i<len; i++) {
- if (s[i] <= tfm[font_id].ec)
- result += tfm[font_id].unpacked_widths[s[i]];
- }
- return result;
-}
-
-fixword tfm_string_depth (int font_id, unsigned char *s, unsigned len)
-{
- fixword result = 0;
- unsigned i;
- if (tfm[font_id].unpacked_depths)
- for (i=0; i<len; i++) {
- if (s[i] <= tfm[font_id].ec)
- result = (result > tfm[font_id].unpacked_depths[s[i]] ? result : tfm[font_id].unpacked_depths[s[i]]);
- }
- return result;
-}
-
-fixword tfm_string_height (int font_id, unsigned char *s, unsigned len)
-{
- fixword result = 0;
- unsigned i;
- if (tfm[font_id].unpacked_heights)
- for (i=0; i<len; i++) {
- if (s[i] <= tfm[font_id].ec)
- result = (result > tfm[font_id].unpacked_heights[s[i]-tfm[font_id].bc] ? result : tfm[font_id].unpacked_heights[s[i]-tfm[font_id].bc]);
- }
- return result;
-}
-
-UNSIGNED_PAIR tfm_get_firstchar (int font_id)
-{
- return tfm[font_id].bc;
-}
-
-UNSIGNED_PAIR tfm_get_lastchar (int font_id)
-{
- return tfm[font_id].ec;
-}
-
-double tfm_get_design_size (int font_id)
-{
- return ((tfm[font_id].header))[1]/FWBASE*(72.0/72.27);
-}
-
-
-double tfm_get_max_width (int font_id)
-{
- SIGNED_QUAD max = 0;
- int i;
- for (i=0; i<tfm[font_id].nwidths; i++) {
- if ((tfm[font_id].width)[i] > max)
- max = (tfm[font_id].width)[i];
- }
- return (max/FWBASE);
-}
-
-int tfm_is_fixed_width (int font_id)
-{
- /* We always have two widths since width[0] = 0.
- A fixed width font will have width[1] = something
- and not have any other widths */
- return (tfm[font_id].nwidths == 2);
-}
-
-double tfm_get_max_height (int font_id)
-{
- SIGNED_QUAD max = 0;
- int i;
- for (i=0; i<tfm[font_id].nheights; i++) {
- if ((tfm[font_id].height)[i] > max)
- max = (tfm[font_id].height)[i];
- }
- return (max/FWBASE);
-}
-
-double tfm_get_max_depth (int font_id)
-{
- SIGNED_QUAD max = 0;
- int i;
- for (i=0; i<tfm[font_id].ndepths; i++) {
- if ((tfm[font_id].depth)[i] > max)
- max = (tfm[font_id].depth)[i];
- }
- return (max/FWBASE);
-}
-
-char is_jfm (int font_id)
-{
- return (tfm[font_id].id == JFM_ID || tfm[font_id].id == JFMV_ID) ? 1 : 0;
-}
-
-char is_vertical (int font_id) /* Vertical version of JFM */
-{
- return (tfm[font_id].id == JFMV_ID) ? 1 : 0;
-}