/*
- * $RCSId: xc/lib/fontconfig/src/fclang.c,v 1.7 2002/08/26 23:34:31 keithp Exp $
+ * fontconfig/src/fclang.c
*
- * Copyright © 2002 Keith Packard
+ * Copyright © 2002 Keith Packard
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* representations about the suitability of this software for any purpose. It
* is provided "as is" without express or implied warranty.
*
- * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
*/
#include "fcint.h"
+#include "fcftint.h"
typedef struct {
- FcChar8 *lang;
- FcCharSet charset;
+ const FcChar8 lang[8];
+ const FcCharSet charset;
} FcLangCharSet;
typedef struct {
FcStrSet *extra;
};
-#define FcLangSetBitSet(ls, id) ((ls)->map[(id)>>5] |= ((FcChar32) 1 << ((id) & 0x1f)))
-#define FcLangSetBitGet(ls, id) (((ls)->map[(id)>>5] >> ((id) & 0x1f)) & 1)
+#define FcLangSetBitSet(ls, id) ((ls)->map[(fcLangCharSetIndices[id])>>5] |= ((FcChar32) 1 << ((fcLangCharSetIndices[id]) & 0x1f)))
+#define FcLangSetBitGet(ls, id) (((ls)->map[(fcLangCharSetIndices[id])>>5] >> ((fcLangCharSetIndices[id]) & 0x1f)) & 1)
FcLangSet *
FcFreeTypeLangSet (const FcCharSet *charset,
const FcChar8 *exclusiveLang)
{
- int i;
+ int i, j;
FcChar32 missing;
const FcCharSet *exclusiveCharset = 0;
FcLangSet *ls;
-
if (exclusiveLang)
- exclusiveCharset = FcCharSetForLang (exclusiveLang);
+ exclusiveCharset = FcLangGetCharSet (exclusiveLang);
ls = FcLangSetCreate ();
if (!ls)
return 0;
+ if (FcDebug() & FC_DBG_LANGSET)
+ {
+ printf ("font charset");
+ FcCharSetPrint (charset);
+ printf ("\n");
+ }
for (i = 0; i < NUM_LANG_CHAR_SET; i++)
{
+ if (FcDebug() & FC_DBG_LANGSET)
+ {
+ printf ("%s charset", fcLangCharSets[i].lang);
+ FcCharSetPrint (&fcLangCharSets[i].charset);
+ printf ("\n");
+ }
+
/*
* Check for Han charsets to make fonts
* which advertise support for a single language
* not support other Han languages
*/
if (exclusiveCharset &&
- FcFreeTypeIsExclusiveLang (fcLangCharSets[i].lang) &&
- fcLangCharSets[i].charset.leaves != exclusiveCharset->leaves)
+ FcFreeTypeIsExclusiveLang (fcLangCharSets[i].lang))
{
- continue;
+ if (fcLangCharSets[i].charset.num != exclusiveCharset->num)
+ continue;
+
+ for (j = 0; j < fcLangCharSets[i].charset.num; j++)
+ if (FcCharSetLeaf(&fcLangCharSets[i].charset, j) !=
+ FcCharSetLeaf(exclusiveCharset, j))
+ continue;
}
missing = FcCharSetSubtractCount (&fcLangCharSets[i].charset, charset);
if (FcDebug() & FC_DBG_SCANV)
FcChar32 map[FC_CHARSET_MAP_SIZE];
FcChar32 next;
- printf ("\n%s(%d) ", fcLangCharSets[i].lang, missing);
+ printf ("\n%s(%u) ", fcLangCharSets[i].lang, missing);
printf ("{");
for (ucs4 = FcCharSetFirstPage (missed, map, &next);
ucs4 != FC_CHARSET_DONE;
FcCharSetDestroy (missed);
}
else
- printf ("%s(%d) ", fcLangCharSets[i].lang, missing);
+ printf ("%s(%u) ", fcLangCharSets[i].lang, missing);
}
if (!missing)
FcLangSetBitSet (ls, i);
if (c1 != c2)
{
if (FcLangEnd (c1) && FcLangEnd (c2))
- result = FcLangDifferentCountry;
+ result = FcLangDifferentTerritory;
return result;
}
else if (!c1)
return FcLangEqual;
else if (c1 == '-')
- result = FcLangDifferentCountry;
+ result = FcLangDifferentTerritory;
}
}
/*
- * Return FcTrue when s1 contains s2.
+ * Return FcTrue when super contains sub.
*
- * s1 contains s2 if s1 equals s2 or if s1 is a
- * language with a country and s2 is just a language
+ * super contains sub if super and sub have the same
+ * language and either the same country or one
+ * is missing the country
*/
static FcBool
-FcLangContains (const FcChar8 *s1, const FcChar8 *s2)
+FcLangContains (const FcChar8 *super, const FcChar8 *sub)
{
FcChar8 c1, c2;
for (;;)
{
- c1 = *s1++;
- c2 = *s2++;
+ c1 = *super++;
+ c2 = *sub++;
c1 = FcToLower (c1);
c2 = FcToLower (c2);
if (c1 != c2)
{
- /* see if s1 has a country while s2 is mising one */
+ /* see if super has a country while sub is mising one */
if (c1 == '-' && c2 == '\0')
return FcTrue;
+ /* see if sub has a country while super is mising one */
+ if (c1 == '\0' && c2 == '-')
+ return FcTrue;
return FcFalse;
}
else if (!c1)
}
const FcCharSet *
-FcCharSetForLang (const FcChar8 *lang)
+FcLangGetCharSet (const FcChar8 *lang)
{
int i;
int country = -1;
+
for (i = 0; i < NUM_LANG_CHAR_SET; i++)
{
switch (FcLangCompare (lang, fcLangCharSets[i].lang)) {
case FcLangEqual:
return &fcLangCharSets[i].charset;
- case FcLangDifferentCountry:
+ case FcLangDifferentTerritory:
if (country == -1)
country = i;
default:
}
if (country == -1)
return 0;
- return &fcLangCharSets[i].charset;
+ return &fcLangCharSets[country].charset;
+}
+
+FcStrSet *
+FcGetLangs (void)
+{
+ FcStrSet *langs;
+ int i;
+
+ langs = FcStrSetCreate();
+ if (!langs)
+ return 0;
+
+ for (i = 0; i < NUM_LANG_CHAR_SET; i++)
+ FcStrSetAdd (langs, fcLangCharSets[i].lang);
+
+ return langs;
}
FcLangSet *
static int
FcLangSetIndex (const FcChar8 *lang)
{
- int low, high, mid;
- int cmp;
+ int low, high, mid = 0;
+ int cmp = 0;
FcChar8 firstChar = FcToLower(lang[0]);
+ FcChar8 secondChar = firstChar ? FcToLower(lang[1]) : '\0';
if (firstChar < 'a')
{
else
{ /* fast path for resolving 2-letter languages (by far the most common) after
* finding the first char (probably already true because of the hash table) */
- FcChar8 secondChar = FcToLower(lang[1]);
- if (fcLangCharSets[mid].lang[1] > secondChar) /* check second chars */
+ cmp = fcLangCharSets[mid].lang[1] - secondChar;
+ if (cmp == 0 &&
+ (fcLangCharSets[mid].lang[2] != '\0' ||
+ lang[2] != '\0'))
{
- high = mid - 1;
- continue;
+ cmp = FcStrCmpIgnoreCase(fcLangCharSets[mid].lang+2,
+ lang+2);
}
- else if (fcLangCharSets[mid].lang[1] < secondChar)
- {
- low = mid + 1;
- continue;
- }
- else if (fcLangCharSets[mid].lang[2] == '\0' && lang[2] == '\0')
- return mid;
-
- else /* identical through the first two charcters, but at least one string didn't end there */
- cmp = FcStrCmpIgnoreCase(fcLangCharSets[mid].lang+2, lang+2);
}
if (cmp == 0)
return mid;
{
FcStrList *list = FcStrListCreate (ls->extra);
FcChar8 *extra;
- FcLangResult r;
if (list)
{
if ((lsa->map[i] & fcLangCountrySets[j][i]) &&
(lsb->map[i] & fcLangCountrySets[j][i]))
{
- best = FcLangDifferentCountry;
+ best = FcLangDifferentTerritory;
break;
}
if (lsa->extra)
if (!first)
if (!FcStrBufChar (buf, '|'))
return FcFalse;
- if (!FcStrBufString (buf, fcLangCharSets[id].lang))
+ if (!FcStrBufString (buf, fcLangCharSets[fcLangCharSetIndicesInv[id]].lang))
return FcFalse;
first = FcFalse;
}
{
if (!first)
if (!FcStrBufChar (buf, '|'))
+ {
+ FcStrListDone (list);
return FcFalse;
+ }
if (!FcStrBufString (buf, extra))
- return FcFalse;
+ {
+ FcStrListDone (list);
+ return FcFalse;
+ }
first = FcFalse;
}
+ FcStrListDone (list);
}
return FcTrue;
}
FcLangSetContainsLang (const FcLangSet *ls, const FcChar8 *lang)
{
int id;
- FcLangResult r;
int i;
id = FcLangSetIndex (lang);
{
FcStrList *list = FcStrListCreate (ls->extra);
FcChar8 *extra;
- FcLangResult r;
if (list)
{
if (missing & (1 << j))
{
if (!FcLangSetContainsLang (lsa,
- fcLangCharSets[i*32 + j].lang))
+ fcLangCharSets[fcLangCharSetIndicesInv[i*32 + j]].lang))
{
if (FcDebug() & FC_DBG_MATCHV)
- printf ("\tMissing bitmap %s\n", fcLangCharSets[i*32+j].lang);
+ printf ("\tMissing bitmap %s\n", fcLangCharSets[fcLangCharSetIndicesInv[i*32+j]].lang);
return FcFalse;
}
}
}
return FcTrue;
}
+
+FcBool
+FcLangSetSerializeAlloc (FcSerialize *serialize, const FcLangSet *l)
+{
+ if (!FcSerializeAlloc (serialize, l, sizeof (FcLangSet)))
+ return FcFalse;
+ return FcTrue;
+}
+
+FcLangSet *
+FcLangSetSerialize(FcSerialize *serialize, const FcLangSet *l)
+{
+ FcLangSet *l_serialize = FcSerializePtr (serialize, l);
+
+ if (!l_serialize)
+ return NULL;
+ *l_serialize = *l;
+ return l_serialize;
+}
+
+FcStrSet *
+FcLangSetGetLangs (const FcLangSet *ls)
+{
+ FcStrSet *langs;
+ int i;
+
+ langs = FcStrSetCreate();
+ if (!langs)
+ return 0;
+
+ for (i = 0; i < NUM_LANG_CHAR_SET; i++)
+ if (FcLangSetBitGet (ls, i))
+ FcStrSetAdd (langs, fcLangCharSets[i].lang);
+
+ if (ls->extra)
+ {
+ FcStrList *list = FcStrListCreate (ls->extra);
+ FcChar8 *extra;
+
+ if (list)
+ {
+ while ((extra = FcStrListNext (list)))
+ FcStrSetAdd (langs, extra);
+
+ FcStrListDone (list);
+ }
+ }
+
+ return langs;
+}
+
+#define __fclang__
+#include "fcaliastail.h"
+#include "fcftaliastail.h"
+#undef __fclang__
git.wh0rd.org / fontconfig.git / blobdiff