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Diffstat (limited to 'fontconfig/src/fcname.c')
-rw-r--r--fontconfig/src/fcname.c1806
1 files changed, 903 insertions, 903 deletions
diff --git a/fontconfig/src/fcname.c b/fontconfig/src/fcname.c
index 86c10b65e..1d2536c9c 100644
--- a/fontconfig/src/fcname.c
+++ b/fontconfig/src/fcname.c
@@ -1,903 +1,903 @@
-/*
- * fontconfig/src/fcname.c
- *
- * Copyright © 2000 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
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of the author(s) not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. The authors make no
- * representations about the suitability of this software for any purpose. It
- * is provided "as is" without express or implied warranty.
- *
- * THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * 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
- * PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include "fcint.h"
-#include <ctype.h>
-#include <stdlib.h>
-#include <string.h>
-#include <stdio.h>
-
-/*
- * Please do not change this list, it is used to initialize the object
- * list in this order to match the FC_foo_OBJECT constants. Those
- * constants are written into cache files.
- */
-
-static const FcObjectType _FcBaseObjectTypes[] = {
- { FC_FAMILY, FcTypeString, }, /* 1 */
- { FC_FAMILYLANG, FcTypeString, },
- { FC_STYLE, FcTypeString, },
- { FC_STYLELANG, FcTypeString, },
- { FC_FULLNAME, FcTypeString, },
- { FC_FULLNAMELANG, FcTypeString, },
- { FC_SLANT, FcTypeInteger, },
- { FC_WEIGHT, FcTypeInteger, },
- { FC_WIDTH, FcTypeInteger, },
- { FC_SIZE, FcTypeDouble, },
- { FC_ASPECT, FcTypeDouble, },
- { FC_PIXEL_SIZE, FcTypeDouble, },
- { FC_SPACING, FcTypeInteger, },
- { FC_FOUNDRY, FcTypeString, },
- { FC_ANTIALIAS, FcTypeBool, },
- { FC_HINT_STYLE, FcTypeInteger, },
- { FC_HINTING, FcTypeBool, },
- { FC_VERTICAL_LAYOUT, FcTypeBool, },
- { FC_AUTOHINT, FcTypeBool, },
- { FC_GLOBAL_ADVANCE, FcTypeBool, },
- { FC_FILE, FcTypeString, },
- { FC_INDEX, FcTypeInteger, },
- { FC_RASTERIZER, FcTypeString, },
- { FC_OUTLINE, FcTypeBool, },
- { FC_SCALABLE, FcTypeBool, },
- { FC_DPI, FcTypeDouble },
- { FC_RGBA, FcTypeInteger, },
- { FC_SCALE, FcTypeDouble, },
- { FC_MINSPACE, FcTypeBool, },
- { FC_CHAR_WIDTH, FcTypeInteger },
- { FC_CHAR_HEIGHT, FcTypeInteger },
- { FC_MATRIX, FcTypeMatrix },
- { FC_CHARSET, FcTypeCharSet },
- { FC_LANG, FcTypeLangSet },
- { FC_FONTVERSION, FcTypeInteger },
- { FC_CAPABILITY, FcTypeString },
- { FC_FONTFORMAT, FcTypeString },
- { FC_EMBOLDEN, FcTypeBool },
- { FC_EMBEDDED_BITMAP, FcTypeBool },
- { FC_DECORATIVE, FcTypeBool },
- { FC_LCD_FILTER, FcTypeInteger }, /* 41 */
-};
-
-#define NUM_OBJECT_TYPES (sizeof _FcBaseObjectTypes / sizeof _FcBaseObjectTypes[0])
-
-typedef struct _FcObjectTypeList FcObjectTypeList;
-
-struct _FcObjectTypeList {
- const FcObjectTypeList *next;
- const FcObjectType *types;
- int ntypes;
-};
-
-static const FcObjectTypeList _FcBaseObjectTypesList = {
- 0,
- _FcBaseObjectTypes,
- NUM_OBJECT_TYPES,
-};
-
-static const FcObjectTypeList *_FcObjectTypes = &_FcBaseObjectTypesList;
-
-#define OBJECT_HASH_SIZE 31
-
-typedef struct _FcObjectBucket {
- struct _FcObjectBucket *next;
- FcChar32 hash;
- FcObject id;
-} FcObjectBucket;
-
-static FcObjectBucket *FcObjectBuckets[OBJECT_HASH_SIZE];
-
-static FcObjectType *FcObjects = (FcObjectType *) _FcBaseObjectTypes;
-static int FcObjectsNumber = NUM_OBJECT_TYPES;
-static int FcObjectsSize = 0;
-static FcBool FcObjectsInited;
-
-static FcObjectType *
-FcObjectInsert (const char *name, FcType type)
-{
- FcObjectType *o;
- if (FcObjectsNumber >= FcObjectsSize)
- {
- int newsize = FcObjectsNumber * 2;
- FcObjectType *newobjects;
-
- if (FcObjectsSize)
- newobjects = realloc (FcObjects, newsize * sizeof (FcObjectType));
- else
- {
- newobjects = malloc (newsize * sizeof (FcObjectType));
- if (newobjects)
- memcpy (newobjects, FcObjects,
- FcObjectsNumber * sizeof (FcObjectType));
- }
- if (!newobjects)
- return NULL;
- FcObjects = newobjects;
- FcObjectsSize = newsize;
- }
- o = &FcObjects[FcObjectsNumber];
- o->object = name;
- o->type = type;
- ++FcObjectsNumber;
- return o;
-}
-
-static FcObject
-FcObjectId (FcObjectType *o)
-{
- return o - FcObjects + 1;
-}
-
-static FcObjectType *
-FcObjectFindByName (const char *object, FcBool insert)
-{
- FcChar32 hash = FcStringHash ((const FcChar8 *) object);
- FcObjectBucket **p;
- FcObjectBucket *b;
- FcObjectType *o;
-
- if (!FcObjectsInited)
- FcObjectInit ();
- for (p = &FcObjectBuckets[hash%OBJECT_HASH_SIZE]; (b = *p); p = &(b->next))
- {
- o = FcObjects + b->id - 1;
- if (b->hash == hash && !strcmp (object, (o->object)))
- return o;
- }
- if (!insert)
- return NULL;
- /*
- * Hook it into the hash chain
- */
- b = malloc (sizeof(FcObjectBucket));
- if (!b)
- return NULL;
- object = (const char *) FcStrCopy ((FcChar8 *) object);
- if (!object) {
- free (b);
- return NULL;
- }
- o = FcObjectInsert (object, -1);
- b->next = NULL;
- b->hash = hash;
- b->id = FcObjectId (o);
- *p = b;
- return o;
-}
-
-static FcObjectType *
-FcObjectFindById (FcObject object)
-{
- if (1 <= object && object <= FcObjectsNumber)
- return FcObjects + object - 1;
- return NULL;
-}
-
-static FcBool
-FcObjectHashInsert (const FcObjectType *object, FcBool copy)
-{
- FcChar32 hash = FcStringHash ((const FcChar8 *) object->object);
- FcObjectBucket **p;
- FcObjectBucket *b;
- FcObjectType *o;
-
- if (!FcObjectsInited)
- FcObjectInit ();
- for (p = &FcObjectBuckets[hash%OBJECT_HASH_SIZE]; (b = *p); p = &(b->next))
- {
- o = FcObjects + b->id - 1;
- if (b->hash == hash && !strcmp (object->object, o->object))
- return FcFalse;
- }
- /*
- * Hook it into the hash chain
- */
- b = malloc (sizeof(FcObjectBucket));
- if (!b)
- return FcFalse;
- if (copy)
- {
- o = FcObjectInsert (object->object, object->type);
- if (!o)
- {
- free (b);
- return FcFalse;
- }
- }
- else
- o = (FcObjectType *) object;
- b->next = NULL;
- b->hash = hash;
- b->id = FcObjectId (o);
- *p = b;
- return FcTrue;
-}
-
-static void
-FcObjectHashRemove (const FcObjectType *object, FcBool cleanobj)
-{
- FcChar32 hash = FcStringHash ((const FcChar8 *) object->object);
- FcObjectBucket **p;
- FcObjectBucket *b;
- FcObjectType *o;
-
- if (!FcObjectsInited)
- FcObjectInit ();
- for (p = &FcObjectBuckets[hash%OBJECT_HASH_SIZE]; (b = *p); p = &(b->next))
- {
- o = FcObjects + b->id - 1;
- if (b->hash == hash && !strcmp (object->object, o->object))
- {
- *p = b->next;
- free (b);
- if (cleanobj)
- {
- /* Clean up object array */
- o->object = NULL;
- o->type = -1;
- while (FcObjects[FcObjectsNumber-1].object == NULL)
- --FcObjectsNumber;
- }
- break;
- }
- }
-}
-
-FcBool
-FcNameRegisterObjectTypes (const FcObjectType *types, int ntypes)
-{
- int i;
-
- for (i = 0; i < ntypes; i++)
- if (!FcObjectHashInsert (&types[i], FcTrue))
- return FcFalse;
- return FcTrue;
-}
-
-FcBool
-FcNameUnregisterObjectTypes (const FcObjectType *types, int ntypes)
-{
- int i;
-
- for (i = 0; i < ntypes; i++)
- FcObjectHashRemove (&types[i], FcTrue);
- return FcTrue;
-}
-
-const FcObjectType *
-FcNameGetObjectType (const char *object)
-{
- return FcObjectFindByName (object, FcFalse);
-}
-
-FcBool
-FcObjectValidType (FcObject object, FcType type)
-{
- FcObjectType *t = FcObjectFindById (object);
-
- if (t) {
- switch (t->type) {
- case -1:
- return FcTrue;
- case FcTypeDouble:
- case FcTypeInteger:
- if (type == FcTypeDouble || type == FcTypeInteger)
- return FcTrue;
- break;
- case FcTypeLangSet:
- if (type == FcTypeLangSet || type == FcTypeString)
- return FcTrue;
- break;
- default:
- if (type == t->type)
- return FcTrue;
- break;
- }
- return FcFalse;
- }
- return FcTrue;
-}
-
-FcObject
-FcObjectFromName (const char * name)
-{
- FcObjectType *o = FcObjectFindByName (name, FcTrue);
-
- if (o)
- return FcObjectId (o);
- return 0;
-}
-
-FcObjectSet *
-FcObjectGetSet (void)
-{
- int i;
- FcObjectSet *os = NULL;
-
-
- os = FcObjectSetCreate ();
- for (i = 0; i < FcObjectsNumber; i++)
- FcObjectSetAdd (os, FcObjects[i].object);
-
- return os;
-}
-
-FcBool
-FcObjectInit (void)
-{
- int i;
-
- if (FcObjectsInited)
- return FcTrue;
-
- FcObjectsInited = FcTrue;
- for (i = 0; i < NUM_OBJECT_TYPES; i++)
- if (!FcObjectHashInsert (&_FcBaseObjectTypes[i], FcFalse))
- return FcFalse;
- return FcTrue;
-}
-
-void
-FcObjectFini (void)
-{
- int i;
- FcObjectBucket *b, *next;
-
- for (i = 0; i < OBJECT_HASH_SIZE; i++)
- {
- for (b = FcObjectBuckets[i]; b; b = next)
- {
- next = b->next;
- free (b);
- }
- FcObjectBuckets[i] = 0;
- }
- for (i = 0; i < FcObjectsNumber; i++)
- if (FcObjects[i].type == -1)
- free ((void*) FcObjects[i].object);
- if (FcObjects != _FcBaseObjectTypes)
- free (FcObjects);
- FcObjects = (FcObjectType *) _FcBaseObjectTypes;
- FcObjectsNumber = NUM_OBJECT_TYPES;
- FcObjectsSize = 0;
- FcObjectsInited = FcFalse;
-}
-
-const char *
-FcObjectName (FcObject object)
-{
- FcObjectType *o = FcObjectFindById (object);
-
- if (o)
- return o->object;
- return NULL;
-}
-
-static const FcConstant _FcBaseConstants[] = {
- { (FcChar8 *) "thin", "weight", FC_WEIGHT_THIN, },
- { (FcChar8 *) "extralight", "weight", FC_WEIGHT_EXTRALIGHT, },
- { (FcChar8 *) "ultralight", "weight", FC_WEIGHT_EXTRALIGHT, },
- { (FcChar8 *) "light", "weight", FC_WEIGHT_LIGHT, },
- { (FcChar8 *) "book", "weight", FC_WEIGHT_BOOK, },
- { (FcChar8 *) "regular", "weight", FC_WEIGHT_REGULAR, },
- { (FcChar8 *) "medium", "weight", FC_WEIGHT_MEDIUM, },
- { (FcChar8 *) "demibold", "weight", FC_WEIGHT_DEMIBOLD, },
- { (FcChar8 *) "semibold", "weight", FC_WEIGHT_DEMIBOLD, },
- { (FcChar8 *) "bold", "weight", FC_WEIGHT_BOLD, },
- { (FcChar8 *) "extrabold", "weight", FC_WEIGHT_EXTRABOLD, },
- { (FcChar8 *) "ultrabold", "weight", FC_WEIGHT_EXTRABOLD, },
- { (FcChar8 *) "black", "weight", FC_WEIGHT_BLACK, },
- { (FcChar8 *) "heavy", "weight", FC_WEIGHT_HEAVY, },
-
- { (FcChar8 *) "roman", "slant", FC_SLANT_ROMAN, },
- { (FcChar8 *) "italic", "slant", FC_SLANT_ITALIC, },
- { (FcChar8 *) "oblique", "slant", FC_SLANT_OBLIQUE, },
-
- { (FcChar8 *) "ultracondensed", "width", FC_WIDTH_ULTRACONDENSED },
- { (FcChar8 *) "extracondensed", "width", FC_WIDTH_EXTRACONDENSED },
- { (FcChar8 *) "condensed", "width", FC_WIDTH_CONDENSED },
- { (FcChar8 *) "semicondensed", "width", FC_WIDTH_SEMICONDENSED },
- { (FcChar8 *) "normal", "width", FC_WIDTH_NORMAL },
- { (FcChar8 *) "semiexpanded", "width", FC_WIDTH_SEMIEXPANDED },
- { (FcChar8 *) "expanded", "width", FC_WIDTH_EXPANDED },
- { (FcChar8 *) "extraexpanded", "width", FC_WIDTH_EXTRAEXPANDED },
- { (FcChar8 *) "ultraexpanded", "width", FC_WIDTH_ULTRAEXPANDED },
-
- { (FcChar8 *) "proportional", "spacing", FC_PROPORTIONAL, },
- { (FcChar8 *) "dual", "spacing", FC_DUAL, },
- { (FcChar8 *) "mono", "spacing", FC_MONO, },
- { (FcChar8 *) "charcell", "spacing", FC_CHARCELL, },
-
- { (FcChar8 *) "unknown", "rgba", FC_RGBA_UNKNOWN },
- { (FcChar8 *) "rgb", "rgba", FC_RGBA_RGB, },
- { (FcChar8 *) "bgr", "rgba", FC_RGBA_BGR, },
- { (FcChar8 *) "vrgb", "rgba", FC_RGBA_VRGB },
- { (FcChar8 *) "vbgr", "rgba", FC_RGBA_VBGR },
- { (FcChar8 *) "none", "rgba", FC_RGBA_NONE },
-
- { (FcChar8 *) "hintnone", "hintstyle", FC_HINT_NONE },
- { (FcChar8 *) "hintslight", "hintstyle", FC_HINT_SLIGHT },
- { (FcChar8 *) "hintmedium", "hintstyle", FC_HINT_MEDIUM },
- { (FcChar8 *) "hintfull", "hintstyle", FC_HINT_FULL },
-
- { (FcChar8 *) "antialias", "antialias", FcTrue },
- { (FcChar8 *) "hinting", "hinting", FcTrue },
- { (FcChar8 *) "verticallayout", "verticallayout", FcTrue },
- { (FcChar8 *) "autohint", "autohint", FcTrue },
- { (FcChar8 *) "globaladvance", "globaladvance", FcTrue },
- { (FcChar8 *) "outline", "outline", FcTrue },
- { (FcChar8 *) "scalable", "scalable", FcTrue },
- { (FcChar8 *) "minspace", "minspace", FcTrue },
- { (FcChar8 *) "embolden", "embolden", FcTrue },
- { (FcChar8 *) "embeddedbitmap", "embeddedbitmap", FcTrue },
- { (FcChar8 *) "decorative", "decorative", FcTrue },
- { (FcChar8 *) "lcdnone", "lcdfilter", FC_LCD_NONE },
- { (FcChar8 *) "lcddefault", "lcdfilter", FC_LCD_DEFAULT },
- { (FcChar8 *) "lcdlight", "lcdfilter", FC_LCD_LIGHT },
- { (FcChar8 *) "lcdlegacy", "lcdfilter", FC_LCD_LEGACY },
-};
-
-#define NUM_FC_CONSTANTS (sizeof _FcBaseConstants/sizeof _FcBaseConstants[0])
-
-typedef struct _FcConstantList FcConstantList;
-
-struct _FcConstantList {
- const FcConstantList *next;
- const FcConstant *consts;
- int nconsts;
-};
-
-static const FcConstantList _FcBaseConstantList = {
- 0,
- _FcBaseConstants,
- NUM_FC_CONSTANTS
-};
-
-static const FcConstantList *_FcConstants = &_FcBaseConstantList;
-
-FcBool
-FcNameRegisterConstants (const FcConstant *consts, int nconsts)
-{
- FcConstantList *l;
-
- l = (FcConstantList *) malloc (sizeof (FcConstantList));
- if (!l)
- return FcFalse;
- FcMemAlloc (FC_MEM_CONSTANT, sizeof (FcConstantList));
- l->consts = consts;
- l->nconsts = nconsts;
- l->next = _FcConstants;
- _FcConstants = l;
- return FcTrue;
-}
-
-FcBool
-FcNameUnregisterConstants (const FcConstant *consts, int nconsts)
-{
- const FcConstantList *l, **prev;
-
- for (prev = &_FcConstants;
- (l = *prev);
- prev = (const FcConstantList **) &(l->next))
- {
- if (l->consts == consts && l->nconsts == nconsts)
- {
- *prev = l->next;
- FcMemFree (FC_MEM_CONSTANT, sizeof (FcConstantList));
- free ((void *) l);
- return FcTrue;
- }
- }
- return FcFalse;
-}
-
-const FcConstant *
-FcNameGetConstant (FcChar8 *string)
-{
- const FcConstantList *l;
- int i;
-
- for (l = _FcConstants; l; l = l->next)
- {
- for (i = 0; i < l->nconsts; i++)
- if (!FcStrCmpIgnoreCase (string, l->consts[i].name))
- return &l->consts[i];
- }
- return 0;
-}
-
-FcBool
-FcNameConstant (FcChar8 *string, int *result)
-{
- const FcConstant *c;
-
- if ((c = FcNameGetConstant(string)))
- {
- *result = c->value;
- return FcTrue;
- }
- return FcFalse;
-}
-
-FcBool
-FcNameBool (const FcChar8 *v, FcBool *result)
-{
- char c0, c1;
-
- c0 = *v;
- c0 = FcToLower (c0);
- if (c0 == 't' || c0 == 'y' || c0 == '1')
- {
- *result = FcTrue;
- return FcTrue;
- }
- if (c0 == 'f' || c0 == 'n' || c0 == '0')
- {
- *result = FcFalse;
- return FcTrue;
- }
- if (c0 == 'o')
- {
- c1 = v[1];
- c1 = FcToLower (c1);
- if (c1 == 'n')
- {
- *result = FcTrue;
- return FcTrue;
- }
- if (c1 == 'f')
- {
- *result = FcFalse;
- return FcTrue;
- }
- }
- return FcFalse;
-}
-
-static FcValue
-FcNameConvert (FcType type, FcChar8 *string, FcMatrix *m)
-{
- FcValue v;
-
- v.type = type;
- switch (v.type) {
- case FcTypeInteger:
- if (!FcNameConstant (string, &v.u.i))
- v.u.i = atoi ((char *) string);
- break;
- case FcTypeString:
- v.u.s = FcStrStaticName(string);
- if (!v.u.s)
- v.type = FcTypeVoid;
- break;
- case FcTypeBool:
- if (!FcNameBool (string, &v.u.b))
- v.u.b = FcFalse;
- break;
- case FcTypeDouble:
- v.u.d = strtod ((char *) string, 0);
- break;
- case FcTypeMatrix:
- v.u.m = m;
- sscanf ((char *) string, "%lg %lg %lg %lg", &m->xx, &m->xy, &m->yx, &m->yy);
- break;
- case FcTypeCharSet:
- v.u.c = FcNameParseCharSet (string);
- if (!v.u.c)
- v.type = FcTypeVoid;
- break;
- case FcTypeLangSet:
- v.u.l = FcNameParseLangSet (string);
- if (!v.u.l)
- v.type = FcTypeVoid;
- break;
- default:
- break;
- }
- return v;
-}
-
-static const FcChar8 *
-FcNameFindNext (const FcChar8 *cur, const char *delim, FcChar8 *save, FcChar8 *last)
-{
- FcChar8 c;
-
- while ((c = *cur))
- {
- if (c == '\\')
- {
- ++cur;
- if (!(c = *cur))
- break;
- }
- else if (strchr (delim, c))
- break;
- ++cur;
- *save++ = c;
- }
- *save = 0;
- *last = *cur;
- if (*cur)
- cur++;
- return cur;
-}
-
-FcPattern *
-FcNameParse (const FcChar8 *name)
-{
- FcChar8 *save;
- FcPattern *pat;
- double d;
- FcChar8 *e;
- FcChar8 delim;
- FcValue v;
- FcMatrix m;
- const FcObjectType *t;
- const FcConstant *c;
-
- /* freed below */
- save = malloc (strlen ((char *) name) + 1);
- if (!save)
- goto bail0;
- pat = FcPatternCreate ();
- if (!pat)
- goto bail1;
-
- for (;;)
- {
- name = FcNameFindNext (name, "-,:", save, &delim);
- if (save[0])
- {
- if (!FcPatternAddString (pat, FC_FAMILY, save))
- goto bail2;
- }
- if (delim != ',')
- break;
- }
- if (delim == '-')
- {
- for (;;)
- {
- name = FcNameFindNext (name, "-,:", save, &delim);
- d = strtod ((char *) save, (char **) &e);
- if (e != save)
- {
- if (!FcPatternAddDouble (pat, FC_SIZE, d))
- goto bail2;
- }
- if (delim != ',')
- break;
- }
- }
- while (delim == ':')
- {
- name = FcNameFindNext (name, "=_:", save, &delim);
- if (save[0])
- {
- if (delim == '=' || delim == '_')
- {
- t = FcNameGetObjectType ((char *) save);
- for (;;)
- {
- name = FcNameFindNext (name, ":,", save, &delim);
- if (t)
- {
- v = FcNameConvert (t->type, save, &m);
- if (!FcPatternAdd (pat, t->object, v, FcTrue))
- {
- switch (v.type) {
- case FcTypeCharSet:
- FcCharSetDestroy ((FcCharSet *) v.u.c);
- break;
- case FcTypeLangSet:
- FcLangSetDestroy ((FcLangSet *) v.u.l);
- break;
- default:
- break;
- }
- goto bail2;
- }
- switch (v.type) {
- case FcTypeCharSet:
- FcCharSetDestroy ((FcCharSet *) v.u.c);
- break;
- case FcTypeLangSet:
- FcLangSetDestroy ((FcLangSet *) v.u.l);
- break;
- default:
- break;
- }
- }
- if (delim != ',')
- break;
- }
- }
- else
- {
- if ((c = FcNameGetConstant (save)))
- {
- t = FcNameGetObjectType ((char *) c->object);
- switch (t->type) {
- case FcTypeInteger:
- case FcTypeDouble:
- if (!FcPatternAddInteger (pat, c->object, c->value))
- goto bail2;
- break;
- case FcTypeBool:
- if (!FcPatternAddBool (pat, c->object, c->value))
- goto bail2;
- break;
- default:
- break;
- }
- }
- }
- }
- }
-
- free (save);
- return pat;
-
-bail2:
- FcPatternDestroy (pat);
-bail1:
- free (save);
-bail0:
- return 0;
-}
-static FcBool
-FcNameUnparseString (FcStrBuf *buf,
- const FcChar8 *string,
- const FcChar8 *escape)
-{
- FcChar8 c;
- while ((c = *string++))
- {
- if (escape && strchr ((char *) escape, (char) c))
- {
- if (!FcStrBufChar (buf, escape[0]))
- return FcFalse;
- }
- if (!FcStrBufChar (buf, c))
- return FcFalse;
- }
- return FcTrue;
-}
-
-FcBool
-FcNameUnparseValue (FcStrBuf *buf,
- FcValue *v0,
- FcChar8 *escape)
-{
- FcChar8 temp[1024];
- FcValue v = FcValueCanonicalize(v0);
-
- switch (v.type) {
- case FcTypeVoid:
- return FcTrue;
- case FcTypeInteger:
- sprintf ((char *) temp, "%d", v.u.i);
- return FcNameUnparseString (buf, temp, 0);
- case FcTypeDouble:
- sprintf ((char *) temp, "%g", v.u.d);
- return FcNameUnparseString (buf, temp, 0);
- case FcTypeString:
- return FcNameUnparseString (buf, v.u.s, escape);
- case FcTypeBool:
- return FcNameUnparseString (buf, v.u.b ? (FcChar8 *) "True" : (FcChar8 *) "False", 0);
- case FcTypeMatrix:
- sprintf ((char *) temp, "%g %g %g %g",
- v.u.m->xx, v.u.m->xy, v.u.m->yx, v.u.m->yy);
- return FcNameUnparseString (buf, temp, 0);
- case FcTypeCharSet:
- return FcNameUnparseCharSet (buf, v.u.c);
- case FcTypeLangSet:
- return FcNameUnparseLangSet (buf, v.u.l);
- case FcTypeFTFace:
- return FcTrue;
- }
- return FcFalse;
-}
-
-FcBool
-FcNameUnparseValueList (FcStrBuf *buf,
- FcValueListPtr v,
- FcChar8 *escape)
-{
- while (v)
- {
- if (!FcNameUnparseValue (buf, &v->value, escape))
- return FcFalse;
- if ((v = FcValueListNext(v)) != NULL)
- if (!FcNameUnparseString (buf, (FcChar8 *) ",", 0))
- return FcFalse;
- }
- return FcTrue;
-}
-
-#define FC_ESCAPE_FIXED "\\-:,"
-#define FC_ESCAPE_VARIABLE "\\=_:,"
-
-FcChar8 *
-FcNameUnparse (FcPattern *pat)
-{
- return FcNameUnparseEscaped (pat, FcTrue);
-}
-
-FcChar8 *
-FcNameUnparseEscaped (FcPattern *pat, FcBool escape)
-{
- FcStrBuf buf;
- FcChar8 buf_static[8192];
- int i;
- FcPatternElt *e;
- const FcObjectTypeList *l;
- const FcObjectType *o;
-
- FcStrBufInit (&buf, buf_static, sizeof (buf_static));
- e = FcPatternObjectFindElt (pat, FC_FAMILY_OBJECT);
- if (e)
- {
- if (!FcNameUnparseValueList (&buf, FcPatternEltValues(e), escape ? (FcChar8 *) FC_ESCAPE_FIXED : 0))
- goto bail0;
- }
- e = FcPatternObjectFindElt (pat, FC_SIZE_OBJECT);
- if (e)
- {
- if (!FcNameUnparseString (&buf, (FcChar8 *) "-", 0))
- goto bail0;
- if (!FcNameUnparseValueList (&buf, FcPatternEltValues(e), escape ? (FcChar8 *) FC_ESCAPE_FIXED : 0))
- goto bail0;
- }
- for (l = _FcObjectTypes; l; l = l->next)
- {
- for (i = 0; i < l->ntypes; i++)
- {
- o = &l->types[i];
- if (!strcmp (o->object, FC_FAMILY) ||
- !strcmp (o->object, FC_SIZE) ||
- !strcmp (o->object, FC_FILE))
- continue;
-
- e = FcPatternObjectFindElt (pat, FcObjectFromName (o->object));
- if (e)
- {
- if (!FcNameUnparseString (&buf, (FcChar8 *) ":", 0))
- goto bail0;
- if (!FcNameUnparseString (&buf, (FcChar8 *) o->object, escape ? (FcChar8 *) FC_ESCAPE_VARIABLE : 0))
- goto bail0;
- if (!FcNameUnparseString (&buf, (FcChar8 *) "=", 0))
- goto bail0;
- if (!FcNameUnparseValueList (&buf, FcPatternEltValues(e), escape ?
- (FcChar8 *) FC_ESCAPE_VARIABLE : 0))
- goto bail0;
- }
- }
- }
- return FcStrBufDone (&buf);
-bail0:
- FcStrBufDestroy (&buf);
- return 0;
-}
-#define __fcname__
-#include "fcaliastail.h"
-#undef __fcname__
+/*
+ * fontconfig/src/fcname.c
+ *
+ * Copyright © 2000 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
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of the author(s) not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. The authors make no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * 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
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include "fcint.h"
+#include <ctype.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+
+/*
+ * Please do not change this list, it is used to initialize the object
+ * list in this order to match the FC_foo_OBJECT constants. Those
+ * constants are written into cache files.
+ */
+
+static const FcObjectType _FcBaseObjectTypes[] = {
+ { FC_FAMILY, FcTypeString, }, /* 1 */
+ { FC_FAMILYLANG, FcTypeString, },
+ { FC_STYLE, FcTypeString, },
+ { FC_STYLELANG, FcTypeString, },
+ { FC_FULLNAME, FcTypeString, },
+ { FC_FULLNAMELANG, FcTypeString, },
+ { FC_SLANT, FcTypeInteger, },
+ { FC_WEIGHT, FcTypeInteger, },
+ { FC_WIDTH, FcTypeInteger, },
+ { FC_SIZE, FcTypeDouble, },
+ { FC_ASPECT, FcTypeDouble, },
+ { FC_PIXEL_SIZE, FcTypeDouble, },
+ { FC_SPACING, FcTypeInteger, },
+ { FC_FOUNDRY, FcTypeString, },
+ { FC_ANTIALIAS, FcTypeBool, },
+ { FC_HINT_STYLE, FcTypeInteger, },
+ { FC_HINTING, FcTypeBool, },
+ { FC_VERTICAL_LAYOUT, FcTypeBool, },
+ { FC_AUTOHINT, FcTypeBool, },
+ { FC_GLOBAL_ADVANCE, FcTypeBool, },
+ { FC_FILE, FcTypeString, },
+ { FC_INDEX, FcTypeInteger, },
+ { FC_RASTERIZER, FcTypeString, },
+ { FC_OUTLINE, FcTypeBool, },
+ { FC_SCALABLE, FcTypeBool, },
+ { FC_DPI, FcTypeDouble },
+ { FC_RGBA, FcTypeInteger, },
+ { FC_SCALE, FcTypeDouble, },
+ { FC_MINSPACE, FcTypeBool, },
+ { FC_CHAR_WIDTH, FcTypeInteger },
+ { FC_CHAR_HEIGHT, FcTypeInteger },
+ { FC_MATRIX, FcTypeMatrix },
+ { FC_CHARSET, FcTypeCharSet },
+ { FC_LANG, FcTypeLangSet },
+ { FC_FONTVERSION, FcTypeInteger },
+ { FC_CAPABILITY, FcTypeString },
+ { FC_FONTFORMAT, FcTypeString },
+ { FC_EMBOLDEN, FcTypeBool },
+ { FC_EMBEDDED_BITMAP, FcTypeBool },
+ { FC_DECORATIVE, FcTypeBool },
+ { FC_LCD_FILTER, FcTypeInteger }, /* 41 */
+};
+
+#define NUM_OBJECT_TYPES (sizeof _FcBaseObjectTypes / sizeof _FcBaseObjectTypes[0])
+
+typedef struct _FcObjectTypeList FcObjectTypeList;
+
+struct _FcObjectTypeList {
+ const FcObjectTypeList *next;
+ const FcObjectType *types;
+ int ntypes;
+};
+
+static const FcObjectTypeList _FcBaseObjectTypesList = {
+ 0,
+ _FcBaseObjectTypes,
+ NUM_OBJECT_TYPES,
+};
+
+static const FcObjectTypeList *_FcObjectTypes = &_FcBaseObjectTypesList;
+
+#define OBJECT_HASH_SIZE 31
+
+typedef struct _FcObjectBucket {
+ struct _FcObjectBucket *next;
+ FcChar32 hash;
+ FcObject id;
+} FcObjectBucket;
+
+static FcObjectBucket *FcObjectBuckets[OBJECT_HASH_SIZE];
+
+static FcObjectType *FcObjects = (FcObjectType *) _FcBaseObjectTypes;
+static int FcObjectsNumber = NUM_OBJECT_TYPES;
+static int FcObjectsSize = 0;
+static FcBool FcObjectsInited;
+
+static FcObjectType *
+FcObjectInsert (const char *name, FcType type)
+{
+ FcObjectType *o;
+ if (FcObjectsNumber >= FcObjectsSize)
+ {
+ int newsize = FcObjectsNumber * 2;
+ FcObjectType *newobjects;
+
+ if (FcObjectsSize)
+ newobjects = realloc (FcObjects, newsize * sizeof (FcObjectType));
+ else
+ {
+ newobjects = malloc (newsize * sizeof (FcObjectType));
+ if (newobjects)
+ memcpy (newobjects, FcObjects,
+ FcObjectsNumber * sizeof (FcObjectType));
+ }
+ if (!newobjects)
+ return NULL;
+ FcObjects = newobjects;
+ FcObjectsSize = newsize;
+ }
+ o = &FcObjects[FcObjectsNumber];
+ o->object = name;
+ o->type = type;
+ ++FcObjectsNumber;
+ return o;
+}
+
+static FcObject
+FcObjectId (FcObjectType *o)
+{
+ return o - FcObjects + 1;
+}
+
+static FcObjectType *
+FcObjectFindByName (const char *object, FcBool insert)
+{
+ FcChar32 hash = FcStringHash ((const FcChar8 *) object);
+ FcObjectBucket **p;
+ FcObjectBucket *b;
+ FcObjectType *o;
+
+ if (!FcObjectsInited)
+ FcObjectInit ();
+ for (p = &FcObjectBuckets[hash%OBJECT_HASH_SIZE]; (b = *p); p = &(b->next))
+ {
+ o = FcObjects + b->id - 1;
+ if (b->hash == hash && !strcmp (object, (o->object)))
+ return o;
+ }
+ if (!insert)
+ return NULL;
+ /*
+ * Hook it into the hash chain
+ */
+ b = malloc (sizeof(FcObjectBucket));
+ if (!b)
+ return NULL;
+ object = (const char *) FcStrCopy ((FcChar8 *) object);
+ if (!object) {
+ free (b);
+ return NULL;
+ }
+ o = FcObjectInsert (object, -1);
+ b->next = NULL;
+ b->hash = hash;
+ b->id = FcObjectId (o);
+ *p = b;
+ return o;
+}
+
+static FcObjectType *
+FcObjectFindById (FcObject object)
+{
+ if (1 <= object && object <= FcObjectsNumber)
+ return FcObjects + object - 1;
+ return NULL;
+}
+
+static FcBool
+FcObjectHashInsert (const FcObjectType *object, FcBool copy)
+{
+ FcChar32 hash = FcStringHash ((const FcChar8 *) object->object);
+ FcObjectBucket **p;
+ FcObjectBucket *b;
+ FcObjectType *o;
+
+ if (!FcObjectsInited)
+ FcObjectInit ();
+ for (p = &FcObjectBuckets[hash%OBJECT_HASH_SIZE]; (b = *p); p = &(b->next))
+ {
+ o = FcObjects + b->id - 1;
+ if (b->hash == hash && !strcmp (object->object, o->object))
+ return FcFalse;
+ }
+ /*
+ * Hook it into the hash chain
+ */
+ b = malloc (sizeof(FcObjectBucket));
+ if (!b)
+ return FcFalse;
+ if (copy)
+ {
+ o = FcObjectInsert (object->object, object->type);
+ if (!o)
+ {
+ free (b);
+ return FcFalse;
+ }
+ }
+ else
+ o = (FcObjectType *) object;
+ b->next = NULL;
+ b->hash = hash;
+ b->id = FcObjectId (o);
+ *p = b;
+ return FcTrue;
+}
+
+static void
+FcObjectHashRemove (const FcObjectType *object, FcBool cleanobj)
+{
+ FcChar32 hash = FcStringHash ((const FcChar8 *) object->object);
+ FcObjectBucket **p;
+ FcObjectBucket *b;
+ FcObjectType *o;
+
+ if (!FcObjectsInited)
+ FcObjectInit ();
+ for (p = &FcObjectBuckets[hash%OBJECT_HASH_SIZE]; (b = *p); p = &(b->next))
+ {
+ o = FcObjects + b->id - 1;
+ if (b->hash == hash && !strcmp (object->object, o->object))
+ {
+ *p = b->next;
+ free (b);
+ if (cleanobj)
+ {
+ /* Clean up object array */
+ o->object = NULL;
+ o->type = -1;
+ while (FcObjects[FcObjectsNumber-1].object == NULL)
+ --FcObjectsNumber;
+ }
+ break;
+ }
+ }
+}
+
+FcBool
+FcNameRegisterObjectTypes (const FcObjectType *types, int ntypes)
+{
+ int i;
+
+ for (i = 0; i < ntypes; i++)
+ if (!FcObjectHashInsert (&types[i], FcTrue))
+ return FcFalse;
+ return FcTrue;
+}
+
+FcBool
+FcNameUnregisterObjectTypes (const FcObjectType *types, int ntypes)
+{
+ int i;
+
+ for (i = 0; i < ntypes; i++)
+ FcObjectHashRemove (&types[i], FcTrue);
+ return FcTrue;
+}
+
+const FcObjectType *
+FcNameGetObjectType (const char *object)
+{
+ return FcObjectFindByName (object, FcFalse);
+}
+
+FcBool
+FcObjectValidType (FcObject object, FcType type)
+{
+ FcObjectType *t = FcObjectFindById (object);
+
+ if (t) {
+ switch (t->type) {
+ case -1:
+ return FcTrue;
+ case FcTypeDouble:
+ case FcTypeInteger:
+ if (type == FcTypeDouble || type == FcTypeInteger)
+ return FcTrue;
+ break;
+ case FcTypeLangSet:
+ if (type == FcTypeLangSet || type == FcTypeString)
+ return FcTrue;
+ break;
+ default:
+ if (type == t->type)
+ return FcTrue;
+ break;
+ }
+ return FcFalse;
+ }
+ return FcTrue;
+}
+
+FcObject
+FcObjectFromName (const char * name)
+{
+ FcObjectType *o = FcObjectFindByName (name, FcTrue);
+
+ if (o)
+ return FcObjectId (o);
+ return 0;
+}
+
+FcObjectSet *
+FcObjectGetSet (void)
+{
+ int i;
+ FcObjectSet *os = NULL;
+
+
+ os = FcObjectSetCreate ();
+ for (i = 0; i < FcObjectsNumber; i++)
+ FcObjectSetAdd (os, FcObjects[i].object);
+
+ return os;
+}
+
+FcBool
+FcObjectInit (void)
+{
+ int i;
+
+ if (FcObjectsInited)
+ return FcTrue;
+
+ FcObjectsInited = FcTrue;
+ for (i = 0; i < NUM_OBJECT_TYPES; i++)
+ if (!FcObjectHashInsert (&_FcBaseObjectTypes[i], FcFalse))
+ return FcFalse;
+ return FcTrue;
+}
+
+void
+FcObjectFini (void)
+{
+ int i;
+ FcObjectBucket *b, *next;
+
+ for (i = 0; i < OBJECT_HASH_SIZE; i++)
+ {
+ for (b = FcObjectBuckets[i]; b; b = next)
+ {
+ next = b->next;
+ free (b);
+ }
+ FcObjectBuckets[i] = 0;
+ }
+ for (i = 0; i < FcObjectsNumber; i++)
+ if (FcObjects[i].type == -1)
+ free ((void*) FcObjects[i].object);
+ if (FcObjects != _FcBaseObjectTypes)
+ free (FcObjects);
+ FcObjects = (FcObjectType *) _FcBaseObjectTypes;
+ FcObjectsNumber = NUM_OBJECT_TYPES;
+ FcObjectsSize = 0;
+ FcObjectsInited = FcFalse;
+}
+
+const char *
+FcObjectName (FcObject object)
+{
+ FcObjectType *o = FcObjectFindById (object);
+
+ if (o)
+ return o->object;
+ return NULL;
+}
+
+static const FcConstant _FcBaseConstants[] = {
+ { (FcChar8 *) "thin", "weight", FC_WEIGHT_THIN, },
+ { (FcChar8 *) "extralight", "weight", FC_WEIGHT_EXTRALIGHT, },
+ { (FcChar8 *) "ultralight", "weight", FC_WEIGHT_EXTRALIGHT, },
+ { (FcChar8 *) "light", "weight", FC_WEIGHT_LIGHT, },
+ { (FcChar8 *) "book", "weight", FC_WEIGHT_BOOK, },
+ { (FcChar8 *) "regular", "weight", FC_WEIGHT_REGULAR, },
+ { (FcChar8 *) "medium", "weight", FC_WEIGHT_MEDIUM, },
+ { (FcChar8 *) "demibold", "weight", FC_WEIGHT_DEMIBOLD, },
+ { (FcChar8 *) "semibold", "weight", FC_WEIGHT_DEMIBOLD, },
+ { (FcChar8 *) "bold", "weight", FC_WEIGHT_BOLD, },
+ { (FcChar8 *) "extrabold", "weight", FC_WEIGHT_EXTRABOLD, },
+ { (FcChar8 *) "ultrabold", "weight", FC_WEIGHT_EXTRABOLD, },
+ { (FcChar8 *) "black", "weight", FC_WEIGHT_BLACK, },
+ { (FcChar8 *) "heavy", "weight", FC_WEIGHT_HEAVY, },
+
+ { (FcChar8 *) "roman", "slant", FC_SLANT_ROMAN, },
+ { (FcChar8 *) "italic", "slant", FC_SLANT_ITALIC, },
+ { (FcChar8 *) "oblique", "slant", FC_SLANT_OBLIQUE, },
+
+ { (FcChar8 *) "ultracondensed", "width", FC_WIDTH_ULTRACONDENSED },
+ { (FcChar8 *) "extracondensed", "width", FC_WIDTH_EXTRACONDENSED },
+ { (FcChar8 *) "condensed", "width", FC_WIDTH_CONDENSED },
+ { (FcChar8 *) "semicondensed", "width", FC_WIDTH_SEMICONDENSED },
+ { (FcChar8 *) "normal", "width", FC_WIDTH_NORMAL },
+ { (FcChar8 *) "semiexpanded", "width", FC_WIDTH_SEMIEXPANDED },
+ { (FcChar8 *) "expanded", "width", FC_WIDTH_EXPANDED },
+ { (FcChar8 *) "extraexpanded", "width", FC_WIDTH_EXTRAEXPANDED },
+ { (FcChar8 *) "ultraexpanded", "width", FC_WIDTH_ULTRAEXPANDED },
+
+ { (FcChar8 *) "proportional", "spacing", FC_PROPORTIONAL, },
+ { (FcChar8 *) "dual", "spacing", FC_DUAL, },
+ { (FcChar8 *) "mono", "spacing", FC_MONO, },
+ { (FcChar8 *) "charcell", "spacing", FC_CHARCELL, },
+
+ { (FcChar8 *) "unknown", "rgba", FC_RGBA_UNKNOWN },
+ { (FcChar8 *) "rgb", "rgba", FC_RGBA_RGB, },
+ { (FcChar8 *) "bgr", "rgba", FC_RGBA_BGR, },
+ { (FcChar8 *) "vrgb", "rgba", FC_RGBA_VRGB },
+ { (FcChar8 *) "vbgr", "rgba", FC_RGBA_VBGR },
+ { (FcChar8 *) "none", "rgba", FC_RGBA_NONE },
+
+ { (FcChar8 *) "hintnone", "hintstyle", FC_HINT_NONE },
+ { (FcChar8 *) "hintslight", "hintstyle", FC_HINT_SLIGHT },
+ { (FcChar8 *) "hintmedium", "hintstyle", FC_HINT_MEDIUM },
+ { (FcChar8 *) "hintfull", "hintstyle", FC_HINT_FULL },
+
+ { (FcChar8 *) "antialias", "antialias", FcTrue },
+ { (FcChar8 *) "hinting", "hinting", FcTrue },
+ { (FcChar8 *) "verticallayout", "verticallayout", FcTrue },
+ { (FcChar8 *) "autohint", "autohint", FcTrue },
+ { (FcChar8 *) "globaladvance", "globaladvance", FcTrue },
+ { (FcChar8 *) "outline", "outline", FcTrue },
+ { (FcChar8 *) "scalable", "scalable", FcTrue },
+ { (FcChar8 *) "minspace", "minspace", FcTrue },
+ { (FcChar8 *) "embolden", "embolden", FcTrue },
+ { (FcChar8 *) "embeddedbitmap", "embeddedbitmap", FcTrue },
+ { (FcChar8 *) "decorative", "decorative", FcTrue },
+ { (FcChar8 *) "lcdnone", "lcdfilter", FC_LCD_NONE },
+ { (FcChar8 *) "lcddefault", "lcdfilter", FC_LCD_DEFAULT },
+ { (FcChar8 *) "lcdlight", "lcdfilter", FC_LCD_LIGHT },
+ { (FcChar8 *) "lcdlegacy", "lcdfilter", FC_LCD_LEGACY },
+};
+
+#define NUM_FC_CONSTANTS (sizeof _FcBaseConstants/sizeof _FcBaseConstants[0])
+
+typedef struct _FcConstantList FcConstantList;
+
+struct _FcConstantList {
+ const FcConstantList *next;
+ const FcConstant *consts;
+ int nconsts;
+};
+
+static const FcConstantList _FcBaseConstantList = {
+ 0,
+ _FcBaseConstants,
+ NUM_FC_CONSTANTS
+};
+
+static const FcConstantList *_FcConstants = &_FcBaseConstantList;
+
+FcBool
+FcNameRegisterConstants (const FcConstant *consts, int nconsts)
+{
+ FcConstantList *l;
+
+ l = (FcConstantList *) malloc (sizeof (FcConstantList));
+ if (!l)
+ return FcFalse;
+ FcMemAlloc (FC_MEM_CONSTANT, sizeof (FcConstantList));
+ l->consts = consts;
+ l->nconsts = nconsts;
+ l->next = _FcConstants;
+ _FcConstants = l;
+ return FcTrue;
+}
+
+FcBool
+FcNameUnregisterConstants (const FcConstant *consts, int nconsts)
+{
+ const FcConstantList *l, **prev;
+
+ for (prev = &_FcConstants;
+ (l = *prev);
+ prev = (const FcConstantList **) &(l->next))
+ {
+ if (l->consts == consts && l->nconsts == nconsts)
+ {
+ *prev = l->next;
+ FcMemFree (FC_MEM_CONSTANT, sizeof (FcConstantList));
+ free ((void *) l);
+ return FcTrue;
+ }
+ }
+ return FcFalse;
+}
+
+const FcConstant *
+FcNameGetConstant (FcChar8 *string)
+{
+ const FcConstantList *l;
+ int i;
+
+ for (l = _FcConstants; l; l = l->next)
+ {
+ for (i = 0; i < l->nconsts; i++)
+ if (!FcStrCmpIgnoreCase (string, l->consts[i].name))
+ return &l->consts[i];
+ }
+ return 0;
+}
+
+FcBool
+FcNameConstant (FcChar8 *string, int *result)
+{
+ const FcConstant *c;
+
+ if ((c = FcNameGetConstant(string)))
+ {
+ *result = c->value;
+ return FcTrue;
+ }
+ return FcFalse;
+}
+
+FcBool
+FcNameBool (const FcChar8 *v, FcBool *result)
+{
+ char c0, c1;
+
+ c0 = *v;
+ c0 = FcToLower (c0);
+ if (c0 == 't' || c0 == 'y' || c0 == '1')
+ {
+ *result = FcTrue;
+ return FcTrue;
+ }
+ if (c0 == 'f' || c0 == 'n' || c0 == '0')
+ {
+ *result = FcFalse;
+ return FcTrue;
+ }
+ if (c0 == 'o')
+ {
+ c1 = v[1];
+ c1 = FcToLower (c1);
+ if (c1 == 'n')
+ {
+ *result = FcTrue;
+ return FcTrue;
+ }
+ if (c1 == 'f')
+ {
+ *result = FcFalse;
+ return FcTrue;
+ }
+ }
+ return FcFalse;
+}
+
+static FcValue
+FcNameConvert (FcType type, FcChar8 *string, FcMatrix *m)
+{
+ FcValue v;
+
+ v.type = type;
+ switch (v.type) {
+ case FcTypeInteger:
+ if (!FcNameConstant (string, &v.u.i))
+ v.u.i = atoi ((char *) string);
+ break;
+ case FcTypeString:
+ v.u.s = FcStrStaticName(string);
+ if (!v.u.s)
+ v.type = FcTypeVoid;
+ break;
+ case FcTypeBool:
+ if (!FcNameBool (string, &v.u.b))
+ v.u.b = FcFalse;
+ break;
+ case FcTypeDouble:
+ v.u.d = strtod ((char *) string, 0);
+ break;
+ case FcTypeMatrix:
+ v.u.m = m;
+ sscanf ((char *) string, "%lg %lg %lg %lg", &m->xx, &m->xy, &m->yx, &m->yy);
+ break;
+ case FcTypeCharSet:
+ v.u.c = FcNameParseCharSet (string);
+ if (!v.u.c)
+ v.type = FcTypeVoid;
+ break;
+ case FcTypeLangSet:
+ v.u.l = FcNameParseLangSet (string);
+ if (!v.u.l)
+ v.type = FcTypeVoid;
+ break;
+ default:
+ break;
+ }
+ return v;
+}
+
+static const FcChar8 *
+FcNameFindNext (const FcChar8 *cur, const char *delim, FcChar8 *save, FcChar8 *last)
+{
+ FcChar8 c;
+
+ while ((c = *cur))
+ {
+ if (c == '\\')
+ {
+ ++cur;
+ if (!(c = *cur))
+ break;
+ }
+ else if (strchr (delim, c))
+ break;
+ ++cur;
+ *save++ = c;
+ }
+ *save = 0;
+ *last = *cur;
+ if (*cur)
+ cur++;
+ return cur;
+}
+
+FcPattern *
+FcNameParse (const FcChar8 *name)
+{
+ FcChar8 *save;
+ FcPattern *pat;
+ double d;
+ FcChar8 *e;
+ FcChar8 delim;
+ FcValue v;
+ FcMatrix m;
+ const FcObjectType *t;
+ const FcConstant *c;
+
+ /* freed below */
+ save = malloc (strlen ((char *) name) + 1);
+ if (!save)
+ goto bail0;
+ pat = FcPatternCreate ();
+ if (!pat)
+ goto bail1;
+
+ for (;;)
+ {
+ name = FcNameFindNext (name, "-,:", save, &delim);
+ if (save[0])
+ {
+ if (!FcPatternAddString (pat, FC_FAMILY, save))
+ goto bail2;
+ }
+ if (delim != ',')
+ break;
+ }
+ if (delim == '-')
+ {
+ for (;;)
+ {
+ name = FcNameFindNext (name, "-,:", save, &delim);
+ d = strtod ((char *) save, (char **) &e);
+ if (e != save)
+ {
+ if (!FcPatternAddDouble (pat, FC_SIZE, d))
+ goto bail2;
+ }
+ if (delim != ',')
+ break;
+ }
+ }
+ while (delim == ':')
+ {
+ name = FcNameFindNext (name, "=_:", save, &delim);
+ if (save[0])
+ {
+ if (delim == '=' || delim == '_')
+ {
+ t = FcNameGetObjectType ((char *) save);
+ for (;;)
+ {
+ name = FcNameFindNext (name, ":,", save, &delim);
+ if (t)
+ {
+ v = FcNameConvert (t->type, save, &m);
+ if (!FcPatternAdd (pat, t->object, v, FcTrue))
+ {
+ switch (v.type) {
+ case FcTypeCharSet:
+ FcCharSetDestroy ((FcCharSet *) v.u.c);
+ break;
+ case FcTypeLangSet:
+ FcLangSetDestroy ((FcLangSet *) v.u.l);
+ break;
+ default:
+ break;
+ }
+ goto bail2;
+ }
+ switch (v.type) {
+ case FcTypeCharSet:
+ FcCharSetDestroy ((FcCharSet *) v.u.c);
+ break;
+ case FcTypeLangSet:
+ FcLangSetDestroy ((FcLangSet *) v.u.l);
+ break;
+ default:
+ break;
+ }
+ }
+ if (delim != ',')
+ break;
+ }
+ }
+ else
+ {
+ if ((c = FcNameGetConstant (save)))
+ {
+ t = FcNameGetObjectType ((char *) c->object);
+ switch (t->type) {
+ case FcTypeInteger:
+ case FcTypeDouble:
+ if (!FcPatternAddInteger (pat, c->object, c->value))
+ goto bail2;
+ break;
+ case FcTypeBool:
+ if (!FcPatternAddBool (pat, c->object, c->value))
+ goto bail2;
+ break;
+ default:
+ break;
+ }
+ }
+ }
+ }
+ }
+
+ free (save);
+ return pat;
+
+bail2:
+ FcPatternDestroy (pat);
+bail1:
+ free (save);
+bail0:
+ return 0;
+}
+static FcBool
+FcNameUnparseString (FcStrBuf *buf,
+ const FcChar8 *string,
+ const FcChar8 *escape)
+{
+ FcChar8 c;
+ while ((c = *string++))
+ {
+ if (escape && strchr ((char *) escape, (char) c))
+ {
+ if (!FcStrBufChar (buf, escape[0]))
+ return FcFalse;
+ }
+ if (!FcStrBufChar (buf, c))
+ return FcFalse;
+ }
+ return FcTrue;
+}
+
+FcBool
+FcNameUnparseValue (FcStrBuf *buf,
+ FcValue *v0,
+ FcChar8 *escape)
+{
+ FcChar8 temp[1024];
+ FcValue v = FcValueCanonicalize(v0);
+
+ switch (v.type) {
+ case FcTypeVoid:
+ return FcTrue;
+ case FcTypeInteger:
+ sprintf ((char *) temp, "%d", v.u.i);
+ return FcNameUnparseString (buf, temp, 0);
+ case FcTypeDouble:
+ sprintf ((char *) temp, "%g", v.u.d);
+ return FcNameUnparseString (buf, temp, 0);
+ case FcTypeString:
+ return FcNameUnparseString (buf, v.u.s, escape);
+ case FcTypeBool:
+ return FcNameUnparseString (buf, v.u.b ? (FcChar8 *) "True" : (FcChar8 *) "False", 0);
+ case FcTypeMatrix:
+ sprintf ((char *) temp, "%g %g %g %g",
+ v.u.m->xx, v.u.m->xy, v.u.m->yx, v.u.m->yy);
+ return FcNameUnparseString (buf, temp, 0);
+ case FcTypeCharSet:
+ return FcNameUnparseCharSet (buf, v.u.c);
+ case FcTypeLangSet:
+ return FcNameUnparseLangSet (buf, v.u.l);
+ case FcTypeFTFace:
+ return FcTrue;
+ }
+ return FcFalse;
+}
+
+FcBool
+FcNameUnparseValueList (FcStrBuf *buf,
+ FcValueListPtr v,
+ FcChar8 *escape)
+{
+ while (v)
+ {
+ if (!FcNameUnparseValue (buf, &v->value, escape))
+ return FcFalse;
+ if ((v = FcValueListNext(v)) != NULL)
+ if (!FcNameUnparseString (buf, (FcChar8 *) ",", 0))
+ return FcFalse;
+ }
+ return FcTrue;
+}
+
+#define FC_ESCAPE_FIXED "\\-:,"
+#define FC_ESCAPE_VARIABLE "\\=_:,"
+
+FcChar8 *
+FcNameUnparse (FcPattern *pat)
+{
+ return FcNameUnparseEscaped (pat, FcTrue);
+}
+
+FcChar8 *
+FcNameUnparseEscaped (FcPattern *pat, FcBool escape)
+{
+ FcStrBuf buf;
+ FcChar8 buf_static[8192];
+ int i;
+ FcPatternElt *e;
+ const FcObjectTypeList *l;
+ const FcObjectType *o;
+
+ FcStrBufInit (&buf, buf_static, sizeof (buf_static));
+ e = FcPatternObjectFindElt (pat, FC_FAMILY_OBJECT);
+ if (e)
+ {
+ if (!FcNameUnparseValueList (&buf, FcPatternEltValues(e), escape ? (FcChar8 *) FC_ESCAPE_FIXED : 0))
+ goto bail0;
+ }
+ e = FcPatternObjectFindElt (pat, FC_SIZE_OBJECT);
+ if (e)
+ {
+ if (!FcNameUnparseString (&buf, (FcChar8 *) "-", 0))
+ goto bail0;
+ if (!FcNameUnparseValueList (&buf, FcPatternEltValues(e), escape ? (FcChar8 *) FC_ESCAPE_FIXED : 0))
+ goto bail0;
+ }
+ for (l = _FcObjectTypes; l; l = l->next)
+ {
+ for (i = 0; i < l->ntypes; i++)
+ {
+ o = &l->types[i];
+ if (!strcmp (o->object, FC_FAMILY) ||
+ !strcmp (o->object, FC_SIZE) ||
+ !strcmp (o->object, FC_FILE))
+ continue;
+
+ e = FcPatternObjectFindElt (pat, FcObjectFromName (o->object));
+ if (e)
+ {
+ if (!FcNameUnparseString (&buf, (FcChar8 *) ":", 0))
+ goto bail0;
+ if (!FcNameUnparseString (&buf, (FcChar8 *) o->object, escape ? (FcChar8 *) FC_ESCAPE_VARIABLE : 0))
+ goto bail0;
+ if (!FcNameUnparseString (&buf, (FcChar8 *) "=", 0))
+ goto bail0;
+ if (!FcNameUnparseValueList (&buf, FcPatternEltValues(e), escape ?
+ (FcChar8 *) FC_ESCAPE_VARIABLE : 0))
+ goto bail0;
+ }
+ }
+ }
+ return FcStrBufDone (&buf);
+bail0:
+ FcStrBufDestroy (&buf);
+ return 0;
+}
+#define __fcname__
+#include "fcaliastail.h"
+#undef __fcname__
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 05:43:10 +0000