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glyph.c
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glyph.c
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/*
* utf-8 to glyph translation
*
* This file is part of abcm2ps.
*
* Copyright (C) 2011-2013 Jean-François Moine (http://moinejf.free.fr)
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include "abc2ps.h"
static char *c2[64] = {
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
"nbspace", "exclamdown", "cent", "sterling",
"currency", "yen", "brokenbar", "section",
"dieresis", "copyright", "ordfeminine", "guillemotleft",
"logicalnot", "sfthyphen", "registered", "macron",
"degree", "plusminus", "twosuperior", "threesuperior",
"acute", "mu", "paragraph", "periodcentered",
"cedilla", "onesuperior", "ordmasculine", "guillemotright",
"onequarter", "onehalf", "threequarters","questiondown"
};
static char *c3[64] = {
"Agrave", "Aacute", "Acircumflex", "Atilde",
"Adieresis", "Aring", "AE", "Ccedilla",
"Egrave", "Eacute", "Ecircumflex", "Edieresis",
"Igrave", "Iacute", "Icircumflex", "Idieresis",
"Eth", "Ntilde", "Ograve", "Oacute",
"Ocircumflex", "Otilde", "Odieresis", "multiply",
"Oslash", "Ugrave", "Uacute", "Ucircumflex",
"Udieresis", "Yacute", "Thorn", "germandbls",
"agrave", "aacute", "acircumflex", "atilde",
"adieresis", "aring", "ae", "ccedilla",
"egrave", "eacute", "ecircumflex", "edieresis",
"igrave", "iacute", "icircumflex", "idieresis",
"eth", "ntilde", "ograve", "oacute",
"ocircumflex", "otilde", "odieresis", "divide",
"oslash", "ugrave", "uacute", "ucircumflex",
"udieresis", "yacute", "thorn", "ydieresis"
};
static char *c4[64] = {
"Amacron", "amacron", "Abreve", "abreve",
"Aogonek", "aogonek", "Cacute", "cacute",
"Ccircumflex", "ccircumflex", "Cdotaccent", "cdotaccent",
"Ccaron", "ccaron", "Dcaron", "dcaron",
"Dcroat", "dcroat", "Emacron", "emacron",
"Ebreve", "ebreve", "Edotaccent", "edotaccent",
"Eogonek", "eogonek", "Ecaron", "ecaron",
"Gcircumflex", "gcircumflex", "Gbreve", "gbreve",
"Gdotaccent", "gdotaccent", "Gcommaaccent", "gcommaaccent",
"Hcircumflex", "hcircumflex", "Hbar", "hbar",
"Itilde", "itilde", "Imacron", "imacron",
"Ibreve", "ibreve", "Iogonek", "iogonek",
"Idotaccent", "dotlessi", "IJ", "ij",
"Jcircumflex", "jcircumflex", "Kcedilla", "kcedilla",
"kgreenlandic", "Lacute", "lacute", "Lcedilla",
"lcedilla", "Lcaron", "lcaron", "Ldot"
};
static char *c5[64] = {
"ldot", "Lslash", "lslash", "Nacute",
"nacute", "Ncedilla", "ncedilla", "tmacron",
"ncaron", "napostrophe", "Eng", "eng",
"Omacron", "omacron", "Obreve", "obreve",
"Ohungarumlaut","ohungarumlaut","OE", "oe",
"Racute", "racute", "Rcommaaccent", "rcommaaccent",
"Rcaron", "rcaron", "Sacute", "sacute",
"Scircumflex", "scircumflex", "Scedilla", "scedilla",
"Scaron", "scaron", "Tcedilla", "tcedilla",
"Tcaron", "tcaron", "Tbar", "tbar",
"Utilde", "utilde", "Umacron", "umacron",
"Ubreve", "ubreve", "Uring", "uring",
"Uhungarumlaut","uhungarumlaut","Uogonek", "uogonek",
"Wcircumflex", "wcircumflex", "Ycircumflex", "ycircumflex",
"Ydieresis", "Zacute", "zacute", "Zdotaccent",
"zdotaccent", "Zcaron", "zcaron", "longs"
};
static char *e299[64] = {
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
// NULL, NULL, NULL, NULL, NULL, "uni266D", "uni266E", "uni266F",
NULL, NULL, NULL, NULL, NULL, "flat", "natural", "sharp",
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL
};
static char **e2[64] = {
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, e299, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL
};
static char *f09d84[64] = {
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
// NULL, NULL, "u1D12A", "u1D12B",
NULL, NULL, "double_sharp", "double_flat",
NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL
};
static char **f09d[64] = {
NULL, NULL, NULL, NULL, f09d84, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL
};
static char ***f0[64] = {
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, f09d, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL
};
/* 1st character - c2..ff */
static char **utf_1[62] = {
c2, c3, c4, c5, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, (char **) e2, NULL,
NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
(char **) f0, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
};
/* output the glyph of a utf-8 character */
/* return the next character */
char *glyph_out(char *p)
{
int i1, i2, i3, i4;
char **g, *q;
g = NULL;
i1 = (unsigned char) *p++ - 0xc2;
i2 = (unsigned char) *p++ - 0x80;
if (i1 >= 0xe0 - 0xc2) {
i3 = (unsigned char) *p++ - 0x80;
if (i1 >= 0xf0 - 0xc2)
i4 = (unsigned char) *p++ - 0x80;
else
i4 = -1;
} else {
i3 = -1;
i4 = -1;
}
g = (char **) utf_1[i1];
if (g) {
g = (char **) g[i2];
if (i3 >= 0 && g) {
g = (char **) g[i3];
if (i4 >= 0 && g)
g = (char **) g[i4];
}
}
q = (char *) g;
if (!q)
q = ".notdef";
a2b("/%s", q);
return p;
}
/* -- add a glyph -- */
/* %%glyph hex_value glyph_name */
void glyph_add(char *p)
{
int val, i1, i2, i3, i4;
char **g, **g1, *q;
val = strtoul(p, &q, 16); /* unicode value */
if (val < 0x80
|| val >= 0x100000) {
error(1, 0, "Bad unicode value '%s'", p);
return;
}
p = q;
while (isspace(*p))
p++;
i3 = i4 = -1;
if (val < 0x0400) {
i1 = (val >> 6) - 2;
i2 = val & 0x3f;
} else if (val < 0x10000) {
i1 = (val >> 12) + 0x20 - 2;
i2 = (val >> 6) & 0x3f;
i3 = val & 0x3f;
} else {
i1 = (val >> 18) + 0x30 - 2;
i2 = (val >> 12) & 0x3f;
i3 = (val >> 6) & 0x3f;
i4 = val & 0x3f;
}
g1 = utf_1[i1];
if (!g1) {
g1 = calloc(64, sizeof(char **));
utf_1[i1] = g1;
}
if (i3 < 0) {
g1[i2] = strdup(p);
return;
}
g = (char **) g1[i2];
if (!g) {
g = calloc(64, sizeof(char **));
g1[i2] = (char *) g;
}
if (i4 < 0) {
g[i3] = strdup(p);
return;
}
g1 = (char **) g[i3];
if (!g1) {
g1 = calloc(64, sizeof(char **));
g[i3] = (char *) g1;
}
g1[i4] = strdup(p);
}