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-rw-r--r--Build/source/texk/web2c/luatexdir/luafontloader/fontforge/fontforge/tottfgpos.c366
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diff --git a/Build/source/texk/web2c/luatexdir/luafontloader/fontforge/fontforge/tottfgpos.c b/Build/source/texk/web2c/luatexdir/luafontloader/fontforge/fontforge/tottfgpos.c
deleted file mode 100644
index d89177e211f..00000000000
--- a/Build/source/texk/web2c/luatexdir/luafontloader/fontforge/fontforge/tottfgpos.c
+++ /dev/null
@@ -1,366 +0,0 @@
-/* Copyright (C) 2000-2008 by George Williams */
-/*
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
-
- * Redistributions of source code must retain the above copyright notice, this
- * list of conditions and the following disclaimer.
-
- * 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.
-
- * The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
-
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
- */
-#include "fontforgevw.h"
-#include <utype.h>
-#include <ustring.h>
-
-int coverageformatsallowed=3;
-int use_second_indic_scripts = false;
-
-#include "ttf.h"
-
-/* This file contains routines to create the otf gpos and gsub tables and their */
-/* attendant subtables */
-
-/* Undocumented fact: ATM (which does kerning for otf fonts in Word) can't handle features with multiple lookups */
-
-/* Undocumented fact: Only one feature with a given tag allowed per script/lang */
-/* So if we have multiple lookups with the same tag they must be merged into */
-/* one feature with many lookups */
-
-/* scripts (for opentype) that I understand */
- /* see also list in lookups.c mapping script tags to friendly names */
-
-static uint32 scripts[][15] = {
-/* Arabic */ { CHR('a','r','a','b'), 0x0600, 0x06ff, 0xfb50, 0xfdff, 0xfe70, 0xfefe },
-/* Aramaic */ { CHR('a','r','a','m'), 0x820, 0x83f },
-/* Armenian */ { CHR('a','r','m','n'), 0x0530, 0x058f, 0xfb13, 0xfb17 },
-/* Balinese */ { CHR('b','a','l','i'), 0x1b00, 0x1b7f },
-/* Bengali */ { CHR('b','e','n','g'), 0x0980, 0x09ff },
-/* Bliss symb */{ CHR('b','l','i','s'), 0x12200, 0x124ff },
-/* Bopomofo */ { CHR('b','o','p','o'), 0x3100, 0x312f, 0x31a0, 0x31bf },
-/* Braille */ { CHR('b','r','a','i'), 0x2800, 0x28ff },
-/* Buginese */ { CHR('b','u','g','i'), 0x1a00, 0x1a1f },
-/* Buhid */ { CHR('b','u','h','d'), 0x1740, 0x1753 },
-/* Byzantine M*/{ CHR('b','y','z','m'), 0x1d000, 0x1d0ff },
-/* Canadian Syl*/{CHR('c','a','n','s'), 0x1400, 0x167f },
-/* Carian */ {CHR('c','a','r','i'), 0x0, 0x0 },
-/* Cham */ {CHR('c','h','a','m'), 0x0, 0x0 },
-/* Cherokee */ { CHR('c','h','e','r'), 0x13a0, 0x13ff },
-/* Cirth */ { CHR('c','i','r','t'), 0x12080, 0x120ff },
-/* CJKIdeogra */{ CHR('h','a','n','i'), 0x3300, 0x9fff, 0xf900, 0xfaff, 0x020000, 0x02ffff },
-/* Coptic */ { CHR('c','o','p','t'), 0x2c80, 0x2cff },
-/* Cypriot */ { CHR('c','p','m','n'), 0x10800, 0x1083f },
-/* Cyrillic */ { CHR('c','y','r','l'), 0x0400, 0x052f, 0x1d2b, 0x1d2b, 0x1d78, 0x1d78,
- 0x2de0, 0x2dff, 0xa640, 0xa6ff },
-/* Deseret */ { CHR('d','s','r','t'), 0x10400, 0x1044f },
-/* Devanagari */{ CHR('d','e','v','a'), 0x0900, 0x097f },
-/* Ethiopic */ { CHR('e','t','h','i'), 0x1200, 0x139f },
-/* Georgian */ { CHR('g','e','o','r'), 0x1080, 0x10ff },
-/* Glagolitic */{ CHR('g','l','a','g'), 0x1080, 0x10ff },
-/* Gothic */ { CHR('g','o','t','h'), 0x10330, 0x1034a },
-/* Greek */ { CHR('g','r','e','k'), 0x0370, 0x03ff, 0x1f00, 0x1fff },
-/* Gujarati */ { CHR('g','u','j','r'), 0x0a80, 0x0aff },
-/* Gurmukhi */ { CHR('g','u','r','u'), 0x0a00, 0x0a7f },
-/* Hangul */ { CHR('h','a','n','g'), 0xac00, 0xd7af, 0x3130, 0x319f, 0xffa0, 0xff9f },
-/* Hanunoo */ { CHR('h','a','n','o'), 0x1720, 0x1734 },
- /* I'm not sure what the difference is between the 'hang' tag and the 'jamo' */
- /* tag. 'Jamo' is said to be the precomposed forms, but what's 'hang'? */
-/* Hebrew */ { CHR('h','e','b','r'), 0x0590, 0x05ff, 0xfb1e, 0xfb4f },
-#if 0 /* Hiragana used to have its own tag, but has since been merged with katakana */
-/* Hiragana */ { CHR('h','i','r','a'), 0x3040, 0x309f },
-#endif
-/* Hangul Jamo*/{ CHR('j','a','m','o'), 0x1100, 0x11ff, 0x3130, 0x319f, 0xffa0, 0xffdf },
-/* Javanese */ { CHR('j','a','v','a'), 0 }, /* MS has a tag, but there is no unicode range */
-/* Katakana */ { CHR('k','a','n','a'), 0x3040, 0x30ff, 0xff60, 0xff9f },
-/* Kayah Li */ { CHR('k','a','l','i'), 0 },
-/* Kannada */ { CHR('k','n','d','a'), 0x0c80, 0x0cff },
-/* Kharosthi */ { CHR('k','h','a','r'), 0x10a00, 0x10a5f },
-/* Khmer */ { CHR('k','h','m','r'), 0x1780, 0x17ff },
-/* Latin */ { CHR('l','a','t','n'), 0x0041, 0x005a, 0x0061, 0x007a,
- 0x00c0, 0x02af, 0x1d00, 0x1eff, 0xfb00, 0xfb0f, 0xff00, 0xff5f, 0xa770, 0xa7ff },
-/* Lao */ { CHR('l','a','o',' '), 0x0e80, 0x0eff },
-/* Lepcha */ { CHR('l','e','p','c'), 0 },
-/* Limbu */ { CHR('l','i','m','b'), 0x1900, 0x194f },
-/* Linear A */ /*{ CHR('l','i','n','a'), 0x10180, 0x102cf },*/ /* What happened to linear A? */
-/* Linear B */ { CHR('l','i','n','b'), 0x10000, 0x100fa },
-/* Lycian */ { CHR('l','y','c','i'), 0 },
-/* Lydian */ { CHR('l','y','d','i'), 0 },
-/* Malayalam */ { CHR('m','l','y','m'), 0x0d00, 0x0d7f },
-/* Mathematical Alphanumeric Symbols */
- { CHR('m','a','t','h'), 0x1d400, 0x1d7ff },
-/* Mongolian */ { CHR('m','o','n','g'), 0x1800, 0x18af },
-/* Musical */ { CHR('m','u','s','i'), 0x1d100, 0x1d1ff },
-/* Myanmar */ { CHR('m','y','m','r'), 0x1000, 0x107f },
-/* New Tai Lue*/{ CHR('t','a','l','u'), 0 },
-/* N'Ko */ { CHR('n','k','o',' '), 0x07c0, 0x07fa },
-/* Ogham */ { CHR('o','g','a','m'), 0x1680, 0x169f },
-/* Ol Chiki */ { CHR('o','l','c','k'), 0 },
-/* Old Italic */{ CHR('i','t','a','l'), 0x10300, 0x1031e },
-/* Old Permic */{ CHR('p','e','r','m'), 0x10350, 0x1037f },
-/* Old Persian cuneiform */
- { CHR('x','p','e','o'), 0x103a0, 0x103df },
-/* Oriya */ { CHR('o','r','y','a'), 0x0b00, 0x0b7f },
-/* Osmanya */ { CHR('o','s','m','a'), 0x10480, 0x104a9 },
-/* Phags-pa */ { CHR('p','h','a','g'), 0xa840, 0xa87f },
-/* Phoenician */{ CHR('p','h','n','x'), 0x10900, 0x1091f },
-/* Pollard */ { CHR('p','l','r','d'), 0x104b0, 0x104d9 },
-/* Rejang */ { CHR('r','j','n','g'), 0 },
-/* Rongorongo */{ CHR('r','o','r','o'), 0 },
-/* Runic */ { CHR('r','u','n','r'), 0x16a0, 0x16ff },
-/* Saurashtra*/ { CHR('s','a','u','r'), 0 },
-/* Shavian */ { CHR('s','h','a','w'), 0x10450, 0x1047f },
-/* Sinhala */ { CHR('s','i','n','h'), 0x0d80, 0x0dff },
-/* Sumero-Akkadian Cuneiform */
- { CHR('x','s','u','x'), 0x12000, 0x1236e },
-/* Sundanese */ { CHR('s','u','n','d'), 0 },
-/* Syloti Nagri */
- { CHR('s','y','l','o'), 0xa800, 0xa82f },
-/* Syriac */ { CHR('s','y','r','c'), 0x0700, 0x074f },
-/* Tagalog */ { CHR('t','a','g','l'), 0x1700, 0x1714 },
-/* Tagbanwa */ { CHR('t','a','g','b'), 0x1760, 0x1773 },
-/* Tai Le */ { CHR('t','a','l','e'), 0x1950, 0x1974 },
-/* Tai Lu */ { CHR('t','a','l','u'), 0x1980, 0x19df },
-/* Tamil */ { CHR('t','a','m','l'), 0x0b80, 0x0bff },
-/* Telugu */ { CHR('t','e','l','u'), 0x0c00, 0x0c7f },
-/* Tengwar */ { CHR('t','e','n','g'), 0x12000, 0x1207f },
-/* Thaana */ { CHR('t','h','a','a'), 0x0780, 0x07bf },
-/* Thai */ { CHR('t','h','a','i'), 0x0e00, 0x0e7f },
-/* Tibetan */ { CHR('t','i','b','t'), 0x0f00, 0x0fff },
-/* Tifinagh */ { CHR('t','f','n','g'), 0x2d30, 0x2d7f },
-/* Ugaritic */ { CHR('u','g','a','r'), 0x10380, 0x1039d },
-/* Yi */ { CHR('y','i',' ',' '), 0xa000, 0xa4c6 },
- { 0 }
-};
-
-int ScriptIsRightToLeft(uint32 script) {
- if ( script==CHR('a','r','a','b') || script==CHR('h','e','b','r') ||
- script==CHR('c','p','m','n') || script==CHR('k','h','a','r') ||
- script==CHR('s','y','r','c') || script==CHR('t','h','a','a') ||
- script==CHR('n','k','o',' '))
-return( true );
-
-return( false );
-}
-
-uint32 ScriptFromUnicode(int u,SplineFont *sf) {
- int s, k;
-
- if ( u!=-1 ) {
- for ( s=0; scripts[s][0]!=0; ++s ) {
- for ( k=1; scripts[s][k+1]!=0; k += 2 )
- if ( u>=scripts[s][k] && u<=scripts[s][k+1] )
- break;
- if ( scripts[s][k+1]!=0 )
- break;
- }
- if ( scripts[s][0]!=0 ) {
- uint32 script = scripts[s][0];
- if ( use_second_indic_scripts ) {
- /* MS has a parallel set of script tags for their new */
- /* Indic font shaper */
- if ( script == CHR('b','e','n','g' )) script = CHR('b','n','g','2');
- else if ( script == CHR('d','e','v','a' )) script = CHR('d','e','v','2');
- else if ( script == CHR('g','u','j','r' )) script = CHR('g','j','r','2');
- else if ( script == CHR('g','u','r','u' )) script = CHR('g','u','r','2');
- else if ( script == CHR('k','n','d','a' )) script = CHR('k','n','d','2');
- else if ( script == CHR('m','l','y','m' )) script = CHR('m','l','y','2');
- else if ( script == CHR('o','r','y','a' )) script = CHR('o','r','y','2');
- else if ( script == CHR('t','a','m','l' )) script = CHR('t','m','l','2');
- else if ( script == CHR('t','e','l','u' )) script = CHR('t','e','l','2');
- }
-return( script );
- }
- } else if ( sf!=NULL ) {
- if ( sf->cidmaster!=NULL || sf->subfontcnt!=0 ) {
- if ( sf->cidmaster!=NULL ) sf = sf->cidmaster;
- if ( strmatch(sf->ordering,"Identity")==0 )
-return( DEFAULT_SCRIPT );
- else if ( strmatch(sf->ordering,"Korean")==0 )
-return( CHR('h','a','n','g'));
- else
-return( CHR('h','a','n','i') );
- }
- }
-
-return( DEFAULT_SCRIPT );
-}
-
-uint32 SCScriptFromUnicode(SplineChar *sc) {
- char *pt;
- PST *pst;
- SplineFont *sf;
- int i; unsigned uni;
- FeatureScriptLangList *features;
-
- if ( sc==NULL )
-return( DEFAULT_SCRIPT );
-
- sf = sc->parent;
- if ( sc->unicodeenc!=-1 &&
- !(sc->unicodeenc>=0xe000 && sc->unicodeenc<0xf8ff) &&
- !(sc->unicodeenc>=0xf0000 && sc->unicodeenc<0x10ffff))
-return( ScriptFromUnicode( sc->unicodeenc,sf ));
-
- pt = sc->name;
- if ( *pt ) for ( ++pt; *pt!='\0' && *pt!='_' && *pt!='.'; ++pt );
- if ( *pt!='\0' ) {
- char *str = copyn(sc->name,pt-sc->name);
- int uni = sf==NULL || sf->fv==NULL ? UniFromName(str,ui_none,&custom) :
- UniFromName(str,sf->uni_interp,sf->fv->map->enc);
- free(str);
- if ( uni!=-1 )
-return( ScriptFromUnicode( uni,sf ));
- }
- /* Adobe ligature uniXXXXXXXX */
- if ( strncmp(sc->name,"uni",3)==0 && sscanf(sc->name+3,"%4x", &uni)==1 )
-return( ScriptFromUnicode( uni,sf ));
-
- if ( sf==NULL )
-return( DEFAULT_SCRIPT );
-
- if ( sf->cidmaster ) sf=sf->cidmaster;
- else if ( sf->mm!=NULL ) sf=sf->mm->normal;
- for ( i=0; i<2; ++i ) {
- for ( pst=sc->possub; pst!=NULL; pst=pst->next ) {
- if ( pst->type == pst_lcaret )
- continue;
- for ( features = pst->subtable->lookup->features; features!=NULL; features=features->next ) {
- if ( features->scripts!=NULL )
-return( features->scripts->script );
- }
- }
- }
-return( ScriptFromUnicode( sc->unicodeenc,sf ));
-}
-
-
-SplineChar **SFGlyphsFromNames(SplineFont *sf,char *names) {
- int cnt, ch;
- char *pt, *end;
- SplineChar *sc, **glyphs;
-
- cnt = 0;
- for ( pt = names; *pt; pt = end+1 ) {
- ++cnt;
- end = strchr(pt,' ');
- if ( end==NULL )
- break;
- }
-
- glyphs = galloc((cnt+1)*sizeof(SplineChar *));
- cnt = 0;
- for ( pt = names; *pt; pt = end+1 ) {
- end = strchr(pt,' ');
- if ( end==NULL )
- end = pt+strlen(pt);
- ch = *end;
- *end = '\0';
- sc = SFGetChar(sf,-1,pt);
- if ( sc!=NULL && sc->ttf_glyph!=-1 )
- glyphs[cnt++] = sc;
- *end = ch;
- if ( ch=='\0' )
- break;
- }
- glyphs[cnt] = NULL;
-return( glyphs );
-}
-
-
-static int glyphnameinlist(char *haystack,char *name) {
- char *start, *pt;
- int ch, match, slen = strlen(name);
-
- for ( pt=haystack ; ; ) {
- while ( *pt==' ' ) ++pt;
- if ( *pt=='\0' )
-return( false );
- start=pt;
- while ( *pt!=' ' && *pt!='\0' ) ++pt;
- if ( pt-start==slen ) {
- ch = *pt; *pt='\0';
- match = strcmp(start,name);
- *pt = ch;
- if ( match==0 )
-return( true );
- }
- }
-}
-
-static int ReferencedByGSUB(SplineChar *sc) {
- PST *pst;
- SplineFont *sf = sc->parent;
- int gid;
- SplineChar *testsc;
- char *name = sc->name;
-
- /* If it is itself a ligature it will be referenced by GSUB */
- /* (because we store ligatures on the glyph generated) */
- for ( pst=sc->possub; pst!=NULL; pst=pst->next )
- if ( pst->type == pst_ligature )
-return( true );
-
- for ( gid=0; gid<sf->glyphcnt; ++gid ) if ( (testsc=sf->glyphs[gid])!=NULL ) {
- for ( pst=testsc->possub; pst!=NULL; pst=pst->next ) {
- if ( pst->type==pst_substitution || pst->type==pst_alternate ||
- pst->type==pst_multiple ) {
- if ( glyphnameinlist(pst->u.mult.components,name) )
-return( true );
- }
- }
- }
-return( false );
-}
-
-int gdefclass(SplineChar *sc) {
- PST *pst;
- AnchorPoint *ap;
-
- if ( sc->glyph_class!=0 )
-return( sc->glyph_class-1 );
-
- if ( strcmp(sc->name,".notdef")==0 )
-return( 0 );
-
- /* It isn't clear to me what should be done if a glyph is both a ligature */
- /* and a mark (There are some greek accent ligatures, it is probably more*/
- /* important that they be indicated as marks). Here I chose mark rather */
- /* than ligature as the mark class is far more likely to be used */
- ap=sc->anchor;
- while ( ap!=NULL && (ap->type==at_centry || ap->type==at_cexit) )
- ap = ap->next;
- if ( ap!=NULL && (ap->type==at_mark || ap->type==at_basemark) )
-return( 3 );
-
- for ( pst=sc->possub; pst!=NULL; pst=pst->next ) {
- if ( pst->type == pst_ligature )
-return( 2 ); /* Ligature */
- }
-
- /* I not quite sure what a componant glyph is. Probably something */
- /* that is not in the cmap table and is referenced in other glyphs */
- /* (I've never seen it used by others) */
- /* (Note: No glyph in a CID font can be components as all CIDs mean */
- /* something) (I think) */
- if ( sc->unicodeenc==-1 && sc->dependents!=NULL &&
- sc->parent->cidmaster!=NULL && !ReferencedByGSUB(sc))
-return( 4 );
- else
-return( 1 );
-}
-