diff --git a/doc/fclangset.fncs b/doc/fclangset.fncs
index f9d578e..fd1634f 100644
--- a/doc/fclangset.fncs
+++ b/doc/fclangset.fncs
@@ -58,6 +58,36 @@ two or three letter language from ISO 639 and Tt is a territory from ISO
3166.
@@
+@RET@ FcBool
+@FUNC@ FcLangSetDel
+@TYPE1@ FcLangSet * @ARG1@ ls
+@TYPE2@ const FcChar8 * @ARG2@ lang
+@PURPOSE@ remove a language from a langset
+@DESC@
+lang is removed from ls.
+lang should be of the form Ll-Tt where Ll is a
+two or three letter language from ISO 639 and Tt is a territory from ISO
+3166.
+@@
+
+@RET@ FcLangSet *
+@FUNC@ FcLangSetUnion
+@TYPE1@ const FcLangSet * @ARG1@ ls_a
+@TYPE2@ const FcLangSet * @ARG2@ ls_b
+@PURPOSE@ Add langsets
+@DESC@
+Returns a set including only those languages found in either ls_a or ls_b.
+@@
+
+@RET@ FcLangSet *
+@FUNC@ FcLangSetSubtract
+@TYPE1@ const FcLangSet * @ARG1@ ls_a
+@TYPE2@ const FcLangSet * @ARG2@ ls_b
+@PURPOSE@ Subtract langsets
+@DESC@
+Returns a set including only those languages found in ls_a but not ls_b.
+@@
+
@RET@ FcLangResult
@FUNC@ FcLangSetCompare
@TYPE1@ const FcLangSet * @ARG1@ ls_a
diff --git a/doc/fontconfig-user.sgml b/doc/fontconfig-user.sgml
index 219d906..b870825 100644
--- a/doc/fontconfig-user.sgml
+++ b/doc/fontconfig-user.sgml
@@ -431,6 +431,18 @@ instead of -.5).
<matrix>
This element holds the four <double> elements of an affine
transformation.
+
+ <range>
+This element holds the two <int> elements of a range
+representation.
+
+ <charset>
+This element holds at least one <int> element of
+an Unicode code point or more.
+
+ <langset>
+This element holds at least one <string> element of
+a RFC-3066-style languages or more.
<name>
Holds a property name. Evaluates to the first value from the property of
diff --git a/fontconfig/fontconfig.h b/fontconfig/fontconfig.h
index 260955d..29a6ed4 100644
--- a/fontconfig/fontconfig.h
+++ b/fontconfig/fontconfig.h
@@ -584,6 +584,9 @@ FcLangSetCopy (const FcLangSet *ls);
FcPublic FcBool
FcLangSetAdd (FcLangSet *ls, const FcChar8 *lang);
+FcPublic FcBool
+FcLangSetDel (FcLangSet *ls, const FcChar8 *lang);
+
FcPublic FcLangResult
FcLangSetHasLang (const FcLangSet *ls, const FcChar8 *lang);
@@ -602,6 +605,12 @@ FcLangSetHash (const FcLangSet *ls);
FcPublic FcStrSet *
FcLangSetGetLangs (const FcLangSet *ls);
+FcLangSet *
+FcLangSetUnion (const FcLangSet *a, const FcLangSet *b);
+
+FcLangSet *
+FcLangSetSubtract (const FcLangSet *a, const FcLangSet *b);
+
/* fclist.c */
FcPublic FcObjectSet *
FcObjectSetCreate (void);
diff --git a/fonts.dtd b/fonts.dtd
index cbdfdab..d9d4b22 100644
--- a/fonts.dtd
+++ b/fonts.dtd
@@ -107,7 +107,7 @@
-
+
-
@@ -196,8 +196,9 @@
-
-
+
+
+
diff --git a/src/Makefile.am b/src/Makefile.am
index e300fe9..090f9b1 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -140,7 +140,7 @@ PUBLIC_FILES = \
$(top_srcdir)/fontconfig/fontconfig.h \
$(top_srcdir)/src/fcdeprecate.h \
$(top_srcdir)/fontconfig/fcprivate.h
-
+
PUBLIC_FT_FILES = \
$(top_srcdir)/fontconfig/fcfreetype.h
@@ -160,7 +160,7 @@ fontconfig.def: $(PUBLIC_FILES) $(PUBLIC_FT_FILES)
echo Generating $@
(echo EXPORTS; \
(cat $(PUBLIC_FILES) $(PUBLIC_FT_FILES) || echo 'FcERROR ()' ) | \
- grep '^Fc[^ ]* *(' | sed -e 's/ *(.*$$//' -e 's/^/ /' | \
+ grep '^Fc[^ ]* *(' | sed -e 's/ *(.*$$//' -e 's/^/ /' | \
sort; \
echo LIBRARY libfontconfig-@LIBT_CURRENT_MINUS_AGE@.dll; \
echo VERSION @LIBT_CURRENT@.@LIBT_REVISION@) >$@
diff --git a/src/fccfg.c b/src/fccfg.c
index 19a9fef..6812781 100644
--- a/src/fccfg.c
+++ b/src/fccfg.c
@@ -897,6 +897,11 @@ FcConfigEvaluate (FcPattern *p, FcExpr *e)
v.u.c = e->u.cval;
v = FcValueSave (v);
break;
+ case FcOpLangSet:
+ v.type = FcTypeLangSet;
+ v.u.l = e->u.lval;
+ v = FcValueSave (v);
+ break;
case FcOpBool:
v.type = FcTypeBool;
v.u.b = e->u.bval;
@@ -1036,6 +1041,44 @@ FcConfigEvaluate (FcPattern *p, FcExpr *e)
break;
}
break;
+ case FcTypeCharSet:
+ switch (e->op) {
+ case FcOpPlus:
+ v.type = FcTypeCharSet;
+ v.u.c = FcCharSetUnion (vl.u.c, vr.u.c);
+ if (!v.u.c)
+ v.type = FcTypeVoid;
+ break;
+ case FcOpMinus:
+ v.type = FcTypeCharSet;
+ v.u.c = FcCharSetSubtract (vl.u.c, vr.u.c);
+ if (!v.u.c)
+ v.type = FcTypeVoid;
+ break;
+ default:
+ v.type = FcTypeVoid;
+ break;
+ }
+ break;
+ case FcTypeLangSet:
+ switch (e->op) {
+ case FcOpPlus:
+ v.type = FcTypeLangSet;
+ v.u.l = FcLangSetUnion (vl.u.l, vr.u.l);
+ if (!v.u.l)
+ v.type = FcTypeVoid;
+ break;
+ case FcOpMinus:
+ v.type = FcTypeLangSet;
+ v.u.l = FcLangSetSubtract (vl.u.l, vr.u.l);
+ if (!v.u.l)
+ v.type = FcTypeVoid;
+ break;
+ default:
+ v.type = FcTypeVoid;
+ break;
+ }
+ break;
default:
v.type = FcTypeVoid;
break;
diff --git a/src/fcdbg.c b/src/fcdbg.c
index fc3b596..cf2ff08 100644
--- a/src/fcdbg.c
+++ b/src/fcdbg.c
@@ -160,8 +160,10 @@ FcOpPrint (FcOp op)
case FcOpDouble: printf ("Double"); break;
case FcOpString: printf ("String"); break;
case FcOpMatrix: printf ("Matrix"); break;
+ case FcOpRange: printf ("Range"); break;
case FcOpBool: printf ("Bool"); break;
case FcOpCharSet: printf ("CharSet"); break;
+ case FcOpLangSet: printf ("LangSet"); break;
case FcOpField: printf ("Field"); break;
case FcOpConst: printf ("Const"); break;
case FcOpAssign: printf ("Assign"); break;
@@ -210,8 +212,14 @@ FcExprPrint (const FcExpr *expr)
expr->u.mval->xy,
expr->u.mval->yx,
expr->u.mval->yy); break;
+ case FcOpRange: break;
case FcOpBool: printf ("%s", expr->u.bval ? "true" : "false"); break;
case FcOpCharSet: printf ("charset\n"); break;
+ case FcOpLangSet:
+ printf ("langset:");
+ FcLangSetPrint(expr->u.lval);
+ printf ("\n");
+ break;
case FcOpNil: printf ("nil\n"); break;
case FcOpField: printf ("%s", FcObjectName(expr->u.object)); break;
case FcOpConst: printf ("%s", expr->u.constant); break;
diff --git a/src/fcint.h b/src/fcint.h
index a859913..e662c37 100644
--- a/src/fcint.h
+++ b/src/fcint.h
@@ -220,7 +220,7 @@ struct _FcPattern {
fs->fonts[i])
typedef enum _FcOp {
- FcOpInteger, FcOpDouble, FcOpString, FcOpMatrix, FcOpBool, FcOpCharSet,
+ FcOpInteger, FcOpDouble, FcOpString, FcOpMatrix, FcOpRange, FcOpBool, FcOpCharSet, FcOpLangSet,
FcOpNil,
FcOpField, FcOpConst,
FcOpAssign, FcOpAssignReplace,
@@ -243,6 +243,7 @@ typedef struct _FcExpr {
FcMatrix *mval;
FcBool bval;
FcCharSet *cval;
+ FcLangSet *lval;
FcObject object;
FcChar8 *constant;
struct {
@@ -511,6 +512,13 @@ typedef struct _FcFileTime {
typedef struct _FcCharMap FcCharMap;
+typedef struct _FcRange FcRange;
+
+struct _FcRange {
+ FcChar32 begin;
+ FcChar32 end;
+};
+
/* fcblanks.c */
/* fccache.c */
diff --git a/src/fclang.c b/src/fclang.c
index 1c78328..be42b58 100644
--- a/src/fclang.c
+++ b/src/fclang.c
@@ -71,6 +71,20 @@ FcLangSetBitGet (const FcLangSet *ls,
return ((ls->map[bucket] >> (id & 0x1f)) & 1) ? FcTrue : FcFalse;
}
+static void
+FcLangSetBitReset (FcLangSet *ls,
+ unsigned int id)
+{
+ int bucket;
+
+ id = fcLangCharSetIndices[id];
+ bucket = id >> 5;
+ if (bucket >= ls->map_size)
+ return; /* shouldn't happen really */
+
+ ls->map[bucket] &= ~((FcChar32) 1 << (id & 0x1f));
+}
+
FcLangSet *
FcFreeTypeLangSet (const FcCharSet *charset,
const FcChar8 *exclusiveLang)
@@ -400,6 +414,23 @@ FcLangSetAdd (FcLangSet *ls, const FcChar8 *lang)
return FcStrSetAdd (ls->extra, lang);
}
+FcBool
+FcLangSetDel (FcLangSet *ls, const FcChar8 *lang)
+{
+ int id;
+
+ id = FcLangSetIndex (lang);
+ if (id >= 0)
+ {
+ FcLangSetBitReset (ls, id);
+ }
+ else if (ls->extra)
+ {
+ FcStrSetDel (ls->extra, lang);
+ }
+ return FcTrue;
+}
+
FcLangResult
FcLangSetHasLang (const FcLangSet *ls, const FcChar8 *lang)
{
@@ -818,6 +849,37 @@ FcLangSetGetLangs (const FcLangSet *ls)
return langs;
}
+static FcLangSet *
+FcLangSetOperate(const FcLangSet *a,
+ const FcLangSet *b,
+ FcBool (*func) (FcLangSet *ls,
+ const FcChar8 *s))
+{
+ FcLangSet *langset = FcLangSetCopy (a);
+ FcStrList *sl = FcStrListCreate (FcLangSetGetLangs (b));
+ FcChar8 *str;
+
+ while ((str = FcStrListNext (sl)))
+ {
+ func (langset, str);
+ }
+ FcStrListDone (sl);
+
+ return langset;
+}
+
+FcLangSet *
+FcLangSetUnion (const FcLangSet *a, const FcLangSet *b)
+{
+ return FcLangSetOperate(a, b, FcLangSetAdd);
+}
+
+FcLangSet *
+FcLangSetSubtract (const FcLangSet *a, const FcLangSet *b)
+{
+ return FcLangSetOperate(a, b, FcLangSetDel);
+}
+
#define __fclang__
#include "fcaliastail.h"
#include "fcftaliastail.h"
diff --git a/src/fcxml.c b/src/fcxml.c
index 2bd67bf..1aa3e4c 100644
--- a/src/fcxml.c
+++ b/src/fcxml.c
@@ -133,6 +133,30 @@ FcExprCreateBool (FcConfig *config, FcBool b)
return e;
}
+static FcExpr *
+FcExprCreateCharSet (FcConfig *config, FcCharSet *charset)
+{
+ FcExpr *e = FcConfigAllocExpr (config);
+ if (e)
+ {
+ e->op = FcOpCharSet;
+ e->u.cval = FcCharSetCopy (charset);
+ }
+ return e;
+}
+
+static FcExpr *
+FcExprCreateLangSet (FcConfig *config, FcLangSet *langset)
+{
+ FcExpr *e = FcConfigAllocExpr (config);
+ if (e)
+ {
+ e->op = FcOpLangSet;
+ e->u.lval = FcLangSetCopy (langset);
+ }
+ return e;
+}
+
static FcExpr *
FcExprCreateField (FcConfig *config, const char *field)
{
@@ -185,9 +209,14 @@ FcExprDestroy (FcExpr *e)
case FcOpMatrix:
FcMatrixFree (e->u.mval);
break;
+ case FcOpRange:
+ break;
case FcOpCharSet:
FcCharSetDestroy (e->u.cval);
break;
+ case FcOpLangSet:
+ FcLangSetDestroy (e->u.lval);
+ break;
case FcOpBool:
break;
case FcOpField:
@@ -277,8 +306,10 @@ typedef enum _FcElement {
FcElementDouble,
FcElementString,
FcElementMatrix,
+ FcElementRange,
FcElementBool,
- FcElementCharset,
+ FcElementCharSet,
+ FcElementLangSet,
FcElementName,
FcElementConst,
FcElementOr,
@@ -338,8 +369,10 @@ static const struct {
{ "double", FcElementDouble },
{ "string", FcElementString },
{ "matrix", FcElementMatrix },
+ { "range", FcElementRange },
{ "bool", FcElementBool },
- { "charset", FcElementCharset },
+ { "charset", FcElementCharSet },
+ { "langset", FcElementLangSet },
{ "name", FcElementName },
{ "const", FcElementConst },
{ "or", FcElementOr },
@@ -401,7 +434,10 @@ typedef enum _FcVStackTag {
FcVStackInteger,
FcVStackDouble,
FcVStackMatrix,
+ FcVStackRange,
FcVStackBool,
+ FcVStackCharSet,
+ FcVStackLangSet,
FcVStackTest,
FcVStackExpr,
@@ -418,7 +454,10 @@ typedef struct _FcVStack {
int integer;
double _double;
FcMatrix *matrix;
+ FcRange range;
FcBool bool_;
+ FcCharSet *charset;
+ FcLangSet *langset;
FcTest *test;
FcQual qual;
@@ -551,6 +590,9 @@ FcTypecheckExpr (FcConfigParse *parse, FcExpr *expr, FcType type)
case FcOpCharSet:
FcTypecheckValue (parse, FcTypeCharSet, type);
break;
+ case FcOpLangSet:
+ FcTypecheckValue (parse, FcTypeLangSet, type);
+ break;
case FcOpNil:
break;
case FcOpField:
@@ -741,6 +783,18 @@ FcVStackPushMatrix (FcConfigParse *parse, FcMatrix *matrix)
return FcTrue;
}
+static FcBool
+FcVStackPushRange (FcConfigParse *parse, FcRange *range)
+{
+ FcVStack *vstack = FcVStackCreateAndPush (parse);
+ if (!vstack)
+ return FcFalse;
+ vstack->u.range.begin = range->begin;
+ vstack->u.range.end = range->end;
+ vstack->tag = FcVStackRange;
+ return FcTrue;
+}
+
static FcBool
FcVStackPushBool (FcConfigParse *parse, FcBool bool_)
{
@@ -752,6 +806,34 @@ FcVStackPushBool (FcConfigParse *parse, FcBool bool_)
return FcTrue;
}
+static FcBool
+FcVStackPushCharSet (FcConfigParse *parse, FcCharSet *charset)
+{
+ FcVStack *vstack;
+ if (!charset)
+ return FcFalse;
+ vstack = FcVStackCreateAndPush (parse);
+ if (!vstack)
+ return FcFalse;
+ vstack->u.charset = charset;
+ vstack->tag = FcVStackCharSet;
+ return FcTrue;
+}
+
+static FcBool
+FcVStackPushLangSet (FcConfigParse *parse, FcLangSet *langset)
+{
+ FcVStack *vstack;
+ if (!langset)
+ return FcFalse;
+ vstack = FcVStackCreateAndPush (parse);
+ if (!vstack)
+ return FcFalse;
+ vstack->u.langset = langset;
+ vstack->tag = FcVStackLangSet;
+ return FcTrue;
+}
+
static FcBool
FcVStackPushTest (FcConfigParse *parse, FcTest *test)
{
@@ -843,8 +925,15 @@ FcVStackPopAndDestroy (FcConfigParse *parse)
case FcVStackMatrix:
FcMatrixFree (vstack->u.matrix);
break;
+ case FcVStackRange:
case FcVStackBool:
break;
+ case FcVStackCharSet:
+ FcCharSetDestroy (vstack->u.charset);
+ break;
+ case FcVStackLangSet:
+ FcLangSetDestroy (vstack->u.langset);
+ break;
case FcVStackTest:
FcTestDestroy (vstack->u.test);
break;
@@ -1042,30 +1131,37 @@ FcStartElement(void *userData, const XML_Char *name, const XML_Char **attr)
static void
FcParseBlank (FcConfigParse *parse)
{
- int n = FcVStackElements (parse);
+ int n = FcVStackElements (parse);
+ FcChar32 i;
while (n-- > 0)
{
FcVStack *v = FcVStackFetch (parse, n);
- if (v->tag != FcVStackInteger)
- FcConfigMessage (parse, FcSevereError, "non-integer blank");
- else
+ if (!parse->config->blanks)
{
+ parse->config->blanks = FcBlanksCreate ();
if (!parse->config->blanks)
- {
- parse->config->blanks = FcBlanksCreate ();
- if (!parse->config->blanks)
- {
- FcConfigMessage (parse, FcSevereError, "out of memory");
- break;
- }
- }
+ goto bail;
+ }
+ switch (v->tag) {
+ case FcVStackInteger:
if (!FcBlanksAdd (parse->config->blanks, v->u.integer))
+ goto bail;
+ break;
+ case FcVStackRange:
+ for (i = v->u.range.begin; i <= v->u.range.end; i++)
{
- FcConfigMessage (parse, FcSevereError, "out of memory");
- break;
+ if (!FcBlanksAdd (parse->config->blanks, i))
+ goto bail;
}
+ break;
+ default:
+ FcConfigMessage (parse, FcSevereError, "invalid element in blank");
+ break;
}
}
+ return;
+ bail:
+ FcConfigMessage (parse, FcSevereError, "out of memory");
}
static void
@@ -1241,6 +1337,49 @@ FcParseMatrix (FcConfigParse *parse)
FcVStackPushMatrix (parse, &m);
}
+static void
+FcParseRange (FcConfigParse *parse)
+{
+ FcVStack *vstack;
+ FcRange r;
+ FcChar32 n;
+ int count = 1;
+
+ while ((vstack = FcVStackPeek (parse)))
+ {
+ if (count < 0)
+ {
+ FcConfigMessage (parse, FcSevereError, "too many elements in range");
+ return;
+ }
+ switch (vstack->tag) {
+ case FcVStackInteger:
+ n = vstack->u.integer;
+ break;
+ default:
+ FcConfigMessage (parse, FcSevereError, "invalid element in range");
+ break;
+ }
+ if (count == 1)
+ r.end = n;
+ else
+ r.begin = n;
+ count--;
+ FcVStackPopAndDestroy (parse);
+ }
+ if (count < 0)
+ {
+ if (r.begin > r.end)
+ {
+ FcConfigMessage (parse, FcSevereError, "invalid range");
+ return;
+ }
+ FcVStackPushRange (parse, &r);
+ }
+ else
+ FcConfigMessage (parse, FcSevereError, "invalid range");
+}
+
static FcBool
FcConfigLexBool (FcConfigParse *parse, const FcChar8 *bool_)
{
@@ -1269,6 +1408,78 @@ FcParseBool (FcConfigParse *parse)
FcStrBufDestroy (&parse->pstack->str);
}
+static void
+FcParseCharSet (FcConfigParse *parse)
+{
+ FcVStack *vstack;
+ FcCharSet *charset = FcCharSetCreate ();
+ FcChar32 i;
+ int n = 0;
+
+ while ((vstack = FcVStackPeek (parse)))
+ {
+ switch (vstack->tag) {
+ case FcVStackInteger:
+ if (!FcCharSetAddChar (charset, vstack->u.integer))
+ {
+ FcConfigMessage (parse, FcSevereWarning, "invalid character: 0x%04x", vstack->u.integer);
+ }
+ else
+ n++;
+ break;
+ case FcVStackRange:
+ for (i = vstack->u.range.begin; i <= vstack->u.range.end; i++)
+ {
+ if (!FcCharSetAddChar (charset, i))
+ {
+ FcConfigMessage (parse, FcSevereWarning, "invalid character: 0x%04x", i);
+ }
+ else
+ n++;
+ }
+ break;
+ default:
+ FcConfigMessage (parse, FcSevereError, "invalid element in charset");
+ break;
+ }
+ FcVStackPopAndDestroy (parse);
+ }
+ if (n > 0)
+ FcVStackPushCharSet (parse, charset);
+ else
+ FcCharSetDestroy (charset);
+}
+
+static void
+FcParseLangSet (FcConfigParse *parse)
+{
+ FcVStack *vstack;
+ FcLangSet *langset = FcLangSetCreate ();
+ int n = 0;
+
+ while ((vstack = FcVStackPeek (parse)))
+ {
+ switch (vstack->tag) {
+ case FcVStackString:
+ if (!FcLangSetAdd (langset, vstack->u.string))
+ {
+ FcConfigMessage (parse, FcSevereWarning, "invalid langset: %s", vstack->u.string);
+ }
+ else
+ n++;
+ break;
+ default:
+ FcConfigMessage (parse, FcSevereError, "invalid element in langset");
+ break;
+ }
+ FcVStackPopAndDestroy (parse);
+ }
+ if (n > 0)
+ FcVStackPushLangSet (parse, langset);
+ else
+ FcLangSetDestroy (langset);
+}
+
static FcBool
FcConfigLexBinding (FcConfigParse *parse,
const FcChar8 *binding_string,
@@ -1515,9 +1726,17 @@ FcPopExpr (FcConfigParse *parse)
case FcVStackMatrix:
expr = FcExprCreateMatrix (parse->config, vstack->u.matrix);
break;
+ case FcVStackRange:
+ break;
case FcVStackBool:
expr = FcExprCreateBool (parse->config, vstack->u.bool_);
break;
+ case FcVStackCharSet:
+ expr = FcExprCreateCharSet (parse->config, vstack->u.charset);
+ break;
+ case FcVStackLangSet:
+ expr = FcExprCreateLangSet (parse->config, vstack->u.langset);
+ break;
case FcVStackTest:
break;
case FcVStackExpr:
@@ -1934,6 +2153,16 @@ FcPopValue (FcConfigParse *parse)
value.u.b = vstack->u.bool_;
value.type = FcTypeBool;
break;
+ case FcVStackCharSet:
+ value.u.c = FcCharSetCopy (vstack->u.charset);
+ if (value.u.c)
+ value.type = FcTypeCharSet;
+ break;
+ case FcVStackLangSet:
+ value.u.l = FcLangSetCopy (vstack->u.langset);
+ if (value.u.l)
+ value.type = FcTypeLangSet;
+ break;
default:
FcConfigMessage (parse, FcSevereWarning, "unknown pattern element %d",
vstack->tag);
@@ -2199,11 +2428,17 @@ FcEndElement(void *userData, const XML_Char *name)
case FcElementMatrix:
FcParseMatrix (parse);
break;
+ case FcElementRange:
+ FcParseRange (parse);
+ break;
case FcElementBool:
FcParseBool (parse);
break;
- case FcElementCharset:
-/* FcParseCharset (parse); */
+ case FcElementCharSet:
+ FcParseCharSet (parse);
+ break;
+ case FcElementLangSet:
+ FcParseLangSet (parse);
break;
case FcElementSelectfont:
break;