2 * $RCSId: xc/lib/fontconfig/src/fcname.c,v 1.15 2002/09/26 00:17:28 keithp Exp $
4 * Copyright © 2000 Keith Packard
6 * Permission to use, copy, modify, distribute, and sell this software and its
7 * documentation for any purpose is hereby granted without fee, provided that
8 * the above copyright notice appear in all copies and that both that
9 * copyright notice and this permission notice appear in supporting
10 * documentation, and that the name of Keith Packard not be used in
11 * advertising or publicity pertaining to distribution of the software without
12 * specific, written prior permission. Keith Packard makes no
13 * representations about the suitability of this software for any purpose. It
14 * is provided "as is" without express or implied warranty.
16 * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
17 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
18 * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
19 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
20 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
21 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
22 * PERFORMANCE OF THIS SOFTWARE.
31 /* Please do not revoke any of these bindings. */
32 static const FcObjectType _FcBaseObjectTypes[] = {
33 { FC_FAMILY, FcTypeString, },
34 { FC_FAMILYLANG, FcTypeString, },
35 { FC_STYLE, FcTypeString, },
36 { FC_STYLELANG, FcTypeString, },
37 { FC_FULLNAME, FcTypeString, },
38 { FC_FULLNAMELANG, FcTypeString, },
39 { FC_SLANT, FcTypeInteger, },
40 { FC_WEIGHT, FcTypeInteger, },
41 { FC_WIDTH, FcTypeInteger, },
42 { FC_SIZE, FcTypeDouble, },
43 { FC_ASPECT, FcTypeDouble, },
44 { FC_PIXEL_SIZE, FcTypeDouble, },
45 { FC_SPACING, FcTypeInteger, },
46 { FC_FOUNDRY, FcTypeString, },
47 /* { FC_CORE, FcTypeBool, }, */
48 { FC_ANTIALIAS, FcTypeBool, },
49 { FC_HINT_STYLE, FcTypeInteger, },
50 { FC_HINTING, FcTypeBool, },
51 { FC_VERTICAL_LAYOUT, FcTypeBool, },
52 { FC_AUTOHINT, FcTypeBool, },
53 { FC_GLOBAL_ADVANCE, FcTypeBool, },
54 /* { FC_XLFD, FcTypeString, }, */
55 { FC_FILE, FcTypeString, },
56 { FC_INDEX, FcTypeInteger, },
57 { FC_RASTERIZER, FcTypeString, },
58 { FC_OUTLINE, FcTypeBool, },
59 { FC_SCALABLE, FcTypeBool, },
60 { FC_DPI, FcTypeDouble },
61 { FC_RGBA, FcTypeInteger, },
62 { FC_SCALE, FcTypeDouble, },
63 { FC_MINSPACE, FcTypeBool, },
64 /* { FC_RENDER, FcTypeBool, },*/
65 { FC_CHAR_WIDTH, FcTypeInteger },
66 { FC_CHAR_HEIGHT, FcTypeInteger },
67 { FC_MATRIX, FcTypeMatrix },
68 { FC_CHARSET, FcTypeCharSet },
69 { FC_LANG, FcTypeLangSet },
70 { FC_FONTVERSION, FcTypeInteger },
71 { FC_CAPABILITY, FcTypeString },
72 { FC_FONTFORMAT, FcTypeString },
73 { FC_EMBOLDEN, FcTypeBool },
76 #define NUM_OBJECT_TYPES (sizeof _FcBaseObjectTypes / sizeof _FcBaseObjectTypes[0])
78 static FcObjectType * _FcUserObjectNames = 0;
79 static int user_obj_alloc = 0;
81 typedef struct _FcObjectTypeList FcObjectTypeList;
83 struct _FcObjectTypeList {
84 const FcObjectTypeList *next;
85 const FcObjectType *types;
89 static const FcObjectTypeList _FcBaseObjectTypesList = {
95 static const FcObjectTypeList *_FcObjectTypes = &_FcBaseObjectTypesList;
98 FcNameRegisterObjectTypes (const FcObjectType *types, int ntypes)
102 l = (FcObjectTypeList *) malloc (sizeof (FcObjectTypeList));
105 FcMemAlloc (FC_MEM_OBJECTTYPE, sizeof (FcObjectTypeList));
108 l->next = _FcObjectTypes;
114 FcNameUnregisterObjectTypesFree (const FcObjectType *types, int ntypes,
117 const FcObjectTypeList *l, **prev;
119 for (prev = &_FcObjectTypes;
121 prev = (const FcObjectTypeList **) &(l->next))
123 if (l->types == types && l->ntypes == ntypes)
127 FcMemFree (FC_MEM_OBJECTTYPE, sizeof (FcObjectTypeList));
137 FcNameUnregisterObjectTypes (const FcObjectType *types, int ntypes)
139 return FcNameUnregisterObjectTypesFree (types, ntypes, FcTrue);
143 FcNameGetObjectType (const char *object)
146 const FcObjectTypeList *l;
147 const FcObjectType *t;
149 for (l = _FcObjectTypes; l; l = l->next)
151 for (i = 0; i < l->ntypes; i++)
154 if (!strcmp (object, t->object))
161 #define OBJECT_HASH_SIZE 31
162 struct objectBucket {
163 struct objectBucket *next;
167 static struct objectBucket *FcObjectBuckets[OBJECT_HASH_SIZE];
169 static const FcObjectType *biggest_known_types = _FcBaseObjectTypes;
170 static FcBool allocated_biggest_known_types;
171 static int biggest_known_ntypes = NUM_OBJECT_TYPES;
172 static int biggest_known_count = 0;
173 static char * biggest_ptr;
177 FcObjectToPtrLookup (const char * object)
179 FcObjectPtr i = 0, n;
180 const FcObjectTypeList *l;
181 FcObjectType *t = _FcUserObjectNames;
183 for (l = _FcObjectTypes; l; l = l->next)
185 for (i = 0; i < l->ntypes; i++)
187 t = (FcObjectType *)&l->types[i];
188 if (!strcmp (object, t->object))
190 if (l == (FcObjectTypeList*)_FcUserObjectNames)
191 return i + biggest_known_ntypes;
198 /* We didn't match. Look for the correct FcObjectTypeList
199 * to replace it in-place. */
200 for (l = _FcObjectTypes; l; l = l->next)
202 if (l->types == _FcUserObjectNames)
206 if (!_FcUserObjectNames ||
207 (l && l->types == _FcUserObjectNames && user_obj_alloc < l->ntypes))
209 int nt = user_obj_alloc + 4;
210 FcObjectType * t = realloc (_FcUserObjectNames,
211 nt * sizeof (FcObjectType));
214 _FcUserObjectNames = t;
218 if (l && l->types == _FcUserObjectNames)
221 FcNameUnregisterObjectTypesFree (l->types, l->ntypes, FcFalse);
226 FcNameRegisterObjectTypes (_FcUserObjectNames, n+1);
228 for (l = _FcObjectTypes; l; l = l->next)
230 if (l->types == _FcUserObjectNames)
232 t = (FcObjectType *)l->types;
240 t[n].object = object;
241 t[n].type = FcTypeVoid;
243 return n+biggest_known_ntypes;
247 FcObjectToPtr (const char * name)
249 FcChar32 hash = FcStringHash ((const FcChar8 *) name);
250 struct objectBucket **p;
251 struct objectBucket *b;
254 for (p = &FcObjectBuckets[hash % OBJECT_HASH_SIZE]; (b = *p); p = &(b->next)
256 if (b->hash == hash && !strcmp (name, (char *) (b + 1)))
258 size = sizeof (struct objectBucket) + strlen (name) + 1;
260 FcMemAlloc (FC_MEM_STATICSTR, size);
265 b->id = FcObjectToPtrLookup (name);
266 strcpy ((char *) (b + 1), name);
272 FcObjectStaticNameFini (void)
275 struct objectBucket *b, *next;
278 for (i = 0; i < OBJECT_HASH_SIZE; i++)
280 for (b = FcObjectBuckets[i]; b; b = next)
283 name = (char *) (b + 1);
284 size = sizeof (struct objectBucket) + strlen (name) + 1;
285 FcMemFree (FC_MEM_STATICSTR, size);
288 FcObjectBuckets[i] = 0;
293 FcObjectPtrU (FcObjectPtr si)
295 if (si < biggest_known_ntypes)
296 return biggest_known_types[si].object;
298 return _FcUserObjectNames[si-biggest_known_ntypes].object;
302 FcObjectNeededBytes ()
305 for (i = 0; i < biggest_known_ntypes; i++)
307 const char * t = biggest_known_types[i].object;
308 num = num + strlen(t) + 1;
310 biggest_known_count = num;
311 return num + sizeof(int);
315 FcObjectDistributeBytes (FcCache * metadata, void * block_ptr)
317 *(int *)block_ptr = biggest_known_ntypes;
318 block_ptr = (int *) block_ptr + 1;
319 biggest_ptr = block_ptr;
320 block_ptr = (char *) block_ptr + biggest_known_count;
328 for (i = 0; i < biggest_known_ntypes; i++)
330 const char * t = biggest_known_types[i].object;
331 strcpy (biggest_ptr, t);
332 biggest_ptr = biggest_ptr + strlen(t) + 1;
337 FcObjectUnserialize (FcCache metadata, void *block_ptr)
340 new_biggest = *(int *)block_ptr;
341 block_ptr = (int *) block_ptr + 1;
342 if (biggest_known_ntypes < new_biggest)
345 char * bp = (char *)block_ptr;
347 FcObjectTypeList * bnl;
349 bn = malloc (sizeof (const FcObjectType) * (new_biggest + 1));
353 bnl = malloc (sizeof (FcObjectTypeList));
360 for (i = 0; i < new_biggest; i++)
362 const FcObjectType * t = FcNameGetObjectType(bp);
364 bn[i].type = t->type;
366 bn[i].type = FcTypeVoid;
368 bp = bp + strlen(bp) + 1;
371 FcNameUnregisterObjectTypesFree (biggest_known_types, biggest_known_ntypes, FcFalse);
372 if (allocated_biggest_known_types)
374 free ((FcObjectTypeList *)biggest_known_types);
377 allocated_biggest_known_types = FcTrue;
379 FcNameRegisterObjectTypes (bn, new_biggest);
380 biggest_known_ntypes = new_biggest;
381 biggest_known_types = (const FcObjectType *)bn;
383 block_ptr = (char *) block_ptr + biggest_known_count;
388 FcObjectPtrCompare (const FcObjectPtr a, const FcObjectPtr b)
393 static const FcConstant _FcBaseConstants[] = {
394 { (FcChar8 *) "thin", "weight", FC_WEIGHT_THIN, },
395 { (FcChar8 *) "extralight", "weight", FC_WEIGHT_EXTRALIGHT, },
396 { (FcChar8 *) "ultralight", "weight", FC_WEIGHT_EXTRALIGHT, },
397 { (FcChar8 *) "light", "weight", FC_WEIGHT_LIGHT, },
398 { (FcChar8 *) "book", "weight", FC_WEIGHT_BOOK, },
399 { (FcChar8 *) "regular", "weight", FC_WEIGHT_REGULAR, },
400 { (FcChar8 *) "medium", "weight", FC_WEIGHT_MEDIUM, },
401 { (FcChar8 *) "demibold", "weight", FC_WEIGHT_DEMIBOLD, },
402 { (FcChar8 *) "semibold", "weight", FC_WEIGHT_DEMIBOLD, },
403 { (FcChar8 *) "bold", "weight", FC_WEIGHT_BOLD, },
404 { (FcChar8 *) "extrabold", "weight", FC_WEIGHT_EXTRABOLD, },
405 { (FcChar8 *) "ultrabold", "weight", FC_WEIGHT_EXTRABOLD, },
406 { (FcChar8 *) "black", "weight", FC_WEIGHT_BLACK, },
408 { (FcChar8 *) "roman", "slant", FC_SLANT_ROMAN, },
409 { (FcChar8 *) "italic", "slant", FC_SLANT_ITALIC, },
410 { (FcChar8 *) "oblique", "slant", FC_SLANT_OBLIQUE, },
412 { (FcChar8 *) "ultracondensed", "width", FC_WIDTH_ULTRACONDENSED },
413 { (FcChar8 *) "extracondensed", "width", FC_WIDTH_EXTRACONDENSED },
414 { (FcChar8 *) "condensed", "width", FC_WIDTH_CONDENSED },
415 { (FcChar8 *) "semicondensed", "width", FC_WIDTH_SEMICONDENSED },
416 { (FcChar8 *) "normal", "width", FC_WIDTH_NORMAL },
417 { (FcChar8 *) "semiexpanded", "width", FC_WIDTH_SEMIEXPANDED },
418 { (FcChar8 *) "expanded", "width", FC_WIDTH_EXPANDED },
419 { (FcChar8 *) "extraexpanded", "width", FC_WIDTH_EXTRAEXPANDED },
420 { (FcChar8 *) "ultraexpanded", "width", FC_WIDTH_ULTRAEXPANDED },
422 { (FcChar8 *) "proportional", "spacing", FC_PROPORTIONAL, },
423 { (FcChar8 *) "dual", "spacing", FC_DUAL, },
424 { (FcChar8 *) "mono", "spacing", FC_MONO, },
425 { (FcChar8 *) "charcell", "spacing", FC_CHARCELL, },
427 { (FcChar8 *) "unknown", "rgba", FC_RGBA_UNKNOWN },
428 { (FcChar8 *) "rgb", "rgba", FC_RGBA_RGB, },
429 { (FcChar8 *) "bgr", "rgba", FC_RGBA_BGR, },
430 { (FcChar8 *) "vrgb", "rgba", FC_RGBA_VRGB },
431 { (FcChar8 *) "vbgr", "rgba", FC_RGBA_VBGR },
432 { (FcChar8 *) "none", "rgba", FC_RGBA_NONE },
434 { (FcChar8 *) "hintnone", "hintstyle", FC_HINT_NONE },
435 { (FcChar8 *) "hintslight", "hintstyle", FC_HINT_SLIGHT },
436 { (FcChar8 *) "hintmedium", "hintstyle", FC_HINT_MEDIUM },
437 { (FcChar8 *) "hintfull", "hintstyle", FC_HINT_FULL },
440 #define NUM_FC_CONSTANTS (sizeof _FcBaseConstants/sizeof _FcBaseConstants[0])
442 typedef struct _FcConstantList FcConstantList;
444 struct _FcConstantList {
445 const FcConstantList *next;
446 const FcConstant *consts;
450 static const FcConstantList _FcBaseConstantList = {
456 static const FcConstantList *_FcConstants = &_FcBaseConstantList;
459 FcNameRegisterConstants (const FcConstant *consts, int nconsts)
463 l = (FcConstantList *) malloc (sizeof (FcConstantList));
466 FcMemAlloc (FC_MEM_CONSTANT, sizeof (FcConstantList));
468 l->nconsts = nconsts;
469 l->next = _FcConstants;
475 FcNameUnregisterConstants (const FcConstant *consts, int nconsts)
477 const FcConstantList *l, **prev;
479 for (prev = &_FcConstants;
481 prev = (const FcConstantList **) &(l->next))
483 if (l->consts == consts && l->nconsts == nconsts)
486 FcMemFree (FC_MEM_CONSTANT, sizeof (FcConstantList));
495 FcNameGetConstant (FcChar8 *string)
497 const FcConstantList *l;
500 for (l = _FcConstants; l; l = l->next)
502 for (i = 0; i < l->nconsts; i++)
503 if (!FcStrCmpIgnoreCase (string, l->consts[i].name))
504 return &l->consts[i];
510 FcNameConstant (FcChar8 *string, int *result)
514 if ((c = FcNameGetConstant(string)))
523 FcNameBool (const FcChar8 *v, FcBool *result)
529 if (c0 == 't' || c0 == 'y' || c0 == '1')
534 if (c0 == 'f' || c0 == 'n' || c0 == '0')
558 FcNameConvert (FcType type, FcChar8 *string, FcMatrix *m)
565 if (!FcNameConstant (string, &v.u.i))
566 v.u.i = atoi ((char *) string);
569 v.u.s = FcStrStaticName(string);
572 if (!FcNameBool (string, &v.u.b))
576 v.u.d = strtod ((char *) string, 0);
580 sscanf ((char *) string, "%lg %lg %lg %lg", &m->xx, &m->xy, &m->yx, &m->yy);
583 v.u.c = FcNameParseCharSet (string);
586 v.u.l = FcNameParseLangSet (string);
594 static const FcChar8 *
595 FcNameFindNext (const FcChar8 *cur, const char *delim, FcChar8 *save, FcChar8 *last)
607 else if (strchr (delim, c))
620 FcNameParse (const FcChar8 *name)
629 const FcObjectType *t;
633 save = malloc (strlen ((char *) name) + 1);
636 pat = FcPatternCreate ();
642 name = FcNameFindNext (name, "-,:", save, &delim);
645 if (!FcPatternAddString (pat, FC_FAMILY, save))
655 name = FcNameFindNext (name, "-,:", save, &delim);
656 d = strtod ((char *) save, (char **) &e);
659 if (!FcPatternAddDouble (pat, FC_SIZE, d))
668 name = FcNameFindNext (name, "=_:", save, &delim);
671 if (delim == '=' || delim == '_')
673 t = FcNameGetObjectType ((char *) save);
676 name = FcNameFindNext (name, ":,", save, &delim);
679 v = FcNameConvert (t->type, save, &m);
680 if (!FcPatternAdd (pat, t->object, v, FcTrue))
684 FcCharSetDestroy ((FcCharSet *) v.u.c);
687 FcLangSetDestroy ((FcLangSet *) v.u.l);
696 FcCharSetDestroy ((FcCharSet *) v.u.c);
699 FcLangSetDestroy ((FcLangSet *) v.u.l);
711 if ((c = FcNameGetConstant (save)))
713 if (!FcPatternAddInteger (pat, c->object, c->value))
724 FcPatternDestroy (pat);
731 FcNameUnparseString (FcStrBuf *buf,
732 const FcChar8 *string,
733 const FcChar8 *escape)
736 while ((c = *string++))
738 if (escape && strchr ((char *) escape, (char) c))
740 if (!FcStrBufChar (buf, escape[0]))
743 if (!FcStrBufChar (buf, c))
750 FcNameUnparseValue (FcStrBuf *buf,
756 FcValue v = FcValueCanonicalize(v0);
762 sprintf ((char *) temp, "%d", v.u.i);
763 return FcNameUnparseString (buf, temp, 0);
765 sprintf ((char *) temp, "%g", v.u.d);
766 return FcNameUnparseString (buf, temp, 0);
768 return FcNameUnparseString (buf, v.u.s, escape);
770 return FcNameUnparseString (buf, v.u.b ? (FcChar8 *) "True" : (FcChar8 *) "False", 0);
772 sprintf ((char *) temp, "%g %g %g %g",
773 v.u.m->xx, v.u.m->xy, v.u.m->yx, v.u.m->yy);
774 return FcNameUnparseString (buf, temp, 0);
776 return FcNameUnparseCharSet (buf, v.u.c);
778 return FcNameUnparseLangSet (buf, v.u.l);
786 FcNameUnparseValueList (FcStrBuf *buf,
790 while (FcValueListPtrU(v))
792 if (!FcNameUnparseValue (buf, v.bank, &FcValueListPtrU(v)->value, escape))
794 if (FcValueListPtrU(v = FcValueListPtrU(v)->next))
795 if (!FcNameUnparseString (buf, (FcChar8 *) ",", 0))
801 #define FC_ESCAPE_FIXED "\\-:,"
802 #define FC_ESCAPE_VARIABLE "\\=_:,"
805 FcNameUnparse (FcPattern *pat)
808 FcChar8 buf_static[8192];
811 const FcObjectTypeList *l;
812 const FcObjectType *o;
814 FcStrBufInit (&buf, buf_static, sizeof (buf_static));
815 e = FcPatternFindElt (pat, FC_FAMILY);
818 if (!FcNameUnparseValueList (&buf, e->values, (FcChar8 *) FC_ESCAPE_FIXED))
821 e = FcPatternFindElt (pat, FC_SIZE);
824 if (!FcNameUnparseString (&buf, (FcChar8 *) "-", 0))
826 if (!FcNameUnparseValueList (&buf, e->values, (FcChar8 *) FC_ESCAPE_FIXED))
829 for (l = _FcObjectTypes; l; l = l->next)
831 for (i = 0; i < l->ntypes; i++)
834 if (!strcmp (o->object, FC_FAMILY) ||
835 !strcmp (o->object, FC_SIZE) ||
836 !strcmp (o->object, FC_FILE))
839 e = FcPatternFindElt (pat, o->object);
842 if (!FcNameUnparseString (&buf, (FcChar8 *) ":", 0))
844 if (!FcNameUnparseString (&buf, (FcChar8 *) o->object, (FcChar8 *) FC_ESCAPE_VARIABLE))
846 if (!FcNameUnparseString (&buf, (FcChar8 *) "=", 0))
848 if (!FcNameUnparseValueList (&buf, e->values,
849 (FcChar8 *) FC_ESCAPE_VARIABLE))
854 return FcStrBufDone (&buf);
856 FcStrBufDestroy (&buf);