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_RENDER, FcTypeBool, },*/
64 { FC_MINSPACE, 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 typedef struct _FcObjectTypeList FcObjectTypeList;
80 struct _FcObjectTypeList {
81 const FcObjectTypeList *next;
82 const FcObjectType *types;
86 static const FcObjectTypeList _FcBaseObjectTypesList = {
92 static const FcObjectTypeList *_FcObjectTypes = &_FcBaseObjectTypesList;
95 FcNameRegisterObjectTypes (const FcObjectType *types, int ntypes)
99 l = (FcObjectTypeList *) malloc (sizeof (FcObjectTypeList));
102 FcMemAlloc (FC_MEM_OBJECTTYPE, sizeof (FcObjectTypeList));
105 l->next = _FcObjectTypes;
111 FcNameUnregisterObjectTypesFree (const FcObjectType *types, int ntypes,
114 const FcObjectTypeList *l, **prev;
116 for (prev = &_FcObjectTypes;
118 prev = (const FcObjectTypeList **) &(l->next))
120 if (l->types == types && l->ntypes == ntypes)
124 FcMemFree (FC_MEM_OBJECTTYPE, sizeof (FcObjectTypeList));
134 FcNameUnregisterObjectTypes (const FcObjectType *types, int ntypes)
136 return FcNameUnregisterObjectTypesFree (types, ntypes, FcTrue);
140 FcNameGetObjectType (const char *object)
143 const FcObjectTypeList *l;
144 const FcObjectType *t;
146 for (l = _FcObjectTypes; l; l = l->next)
148 for (i = 0; i < l->ntypes; i++)
151 if (!strcmp (object, t->object))
159 FcObjectToPtrLookup (const char * object)
162 const FcObjectTypeList *l;
163 const FcObjectType *t;
165 for (l = _FcObjectTypes; l; l = l->next)
167 for (i = 0; i < l->ntypes; i++)
170 if (!strcmp (object, t->object))
177 #define OBJECT_HASH_SIZE 31
178 struct objectBucket {
179 struct objectBucket *next;
183 static struct objectBucket *FcObjectBuckets[OBJECT_HASH_SIZE];
185 static const FcObjectType *biggest_known_types = _FcBaseObjectTypes;
186 static FcBool allocated_biggest_known_types;
187 static int biggest_known_ntypes = NUM_OBJECT_TYPES;
188 static int biggest_known_count = 0;
189 static char * biggest_ptr;
192 FcObjectToPtr (const char * name)
194 FcChar32 hash = FcStringHash ((const FcChar8 *) name);
195 struct objectBucket **p;
196 struct objectBucket *b;
199 for (p = &FcObjectBuckets[hash % OBJECT_HASH_SIZE]; (b = *p); p = &(b->next)
201 if (b->hash == hash && !strcmp (name, (char *) (b + 1)))
203 size = sizeof (struct objectBucket) + strlen (name) + 1;
205 FcMemAlloc (FC_MEM_STATICSTR, size);
210 b->id = FcObjectToPtrLookup (name);
211 strcpy ((char *) (b + 1), name);
217 FcObjectStaticNameFini (void)
220 struct objectBucket *b, *next;
223 for (i = 0; i < OBJECT_HASH_SIZE; i++)
225 for (b = FcObjectBuckets[i]; b; b = next)
228 name = (char *) (b + 1);
229 size = sizeof (struct objectBucket) + strlen (name) + 1;
230 FcMemFree (FC_MEM_STATICSTR, size);
233 FcObjectBuckets[i] = 0;
238 FcObjectPtrU (FcObjectPtr si)
240 return biggest_known_types[si].object;
244 FcObjectNeededBytes ()
247 for (i = 0; i < biggest_known_ntypes; i++)
249 const char * t = biggest_known_types[i].object;
250 num = num + strlen(t) + 1;
252 biggest_known_count = num;
253 return num + sizeof(int);
257 FcObjectDistributeBytes (FcCache * metadata, void * block_ptr)
259 *(int *)block_ptr = biggest_known_ntypes;
260 block_ptr = (int *) block_ptr + 1;
261 biggest_ptr = block_ptr;
262 block_ptr = (char *) block_ptr + biggest_known_count;
270 for (i = 0; i < biggest_known_ntypes; i++)
272 const char * t = biggest_known_types[i].object;
273 strcpy (biggest_ptr, t);
274 biggest_ptr = biggest_ptr + strlen(t) + 1;
279 FcObjectUnserialize (FcCache metadata, void *block_ptr)
282 new_biggest = *(int *)block_ptr;
283 block_ptr = (int *) block_ptr + 1;
284 if (biggest_known_ntypes < new_biggest)
287 char * bp = (char *)block_ptr;
289 FcObjectTypeList * bnl;
291 bn = malloc (sizeof (const FcObjectType) * (new_biggest + 1));
295 bnl = malloc (sizeof (FcObjectTypeList));
302 for (i = 0; i < new_biggest; i++)
304 const FcObjectType * t = FcNameGetObjectType(bp);
306 bn[i].type = t->type;
308 bn[i].type = FcTypeVoid;
310 bp = bp + strlen(bp) + 1;
313 FcNameUnregisterObjectTypesFree (biggest_known_types, biggest_known_ntypes, FcFalse);
314 if (allocated_biggest_known_types)
316 free ((FcObjectTypeList *)biggest_known_types);
319 allocated_biggest_known_types = FcTrue;
321 FcNameRegisterObjectTypes (bn, new_biggest);
322 biggest_known_ntypes = new_biggest;
323 biggest_known_types = (const FcObjectType *)bn;
325 block_ptr = (char *) block_ptr + biggest_known_count;
330 FcObjectPtrCompare (const FcObjectPtr a, const FcObjectPtr b)
335 static const FcConstant _FcBaseConstants[] = {
336 { (FcChar8 *) "thin", "weight", FC_WEIGHT_THIN, },
337 { (FcChar8 *) "extralight", "weight", FC_WEIGHT_EXTRALIGHT, },
338 { (FcChar8 *) "ultralight", "weight", FC_WEIGHT_EXTRALIGHT, },
339 { (FcChar8 *) "light", "weight", FC_WEIGHT_LIGHT, },
340 { (FcChar8 *) "book", "weight", FC_WEIGHT_BOOK, },
341 { (FcChar8 *) "regular", "weight", FC_WEIGHT_REGULAR, },
342 { (FcChar8 *) "medium", "weight", FC_WEIGHT_MEDIUM, },
343 { (FcChar8 *) "demibold", "weight", FC_WEIGHT_DEMIBOLD, },
344 { (FcChar8 *) "semibold", "weight", FC_WEIGHT_DEMIBOLD, },
345 { (FcChar8 *) "bold", "weight", FC_WEIGHT_BOLD, },
346 { (FcChar8 *) "extrabold", "weight", FC_WEIGHT_EXTRABOLD, },
347 { (FcChar8 *) "ultrabold", "weight", FC_WEIGHT_EXTRABOLD, },
348 { (FcChar8 *) "black", "weight", FC_WEIGHT_BLACK, },
350 { (FcChar8 *) "roman", "slant", FC_SLANT_ROMAN, },
351 { (FcChar8 *) "italic", "slant", FC_SLANT_ITALIC, },
352 { (FcChar8 *) "oblique", "slant", FC_SLANT_OBLIQUE, },
354 { (FcChar8 *) "ultracondensed", "width", FC_WIDTH_ULTRACONDENSED },
355 { (FcChar8 *) "extracondensed", "width", FC_WIDTH_EXTRACONDENSED },
356 { (FcChar8 *) "condensed", "width", FC_WIDTH_CONDENSED },
357 { (FcChar8 *) "semicondensed", "width", FC_WIDTH_SEMICONDENSED },
358 { (FcChar8 *) "normal", "width", FC_WIDTH_NORMAL },
359 { (FcChar8 *) "semiexpanded", "width", FC_WIDTH_SEMIEXPANDED },
360 { (FcChar8 *) "expanded", "width", FC_WIDTH_EXPANDED },
361 { (FcChar8 *) "extraexpanded", "width", FC_WIDTH_EXTRAEXPANDED },
362 { (FcChar8 *) "ultraexpanded", "width", FC_WIDTH_ULTRAEXPANDED },
364 { (FcChar8 *) "proportional", "spacing", FC_PROPORTIONAL, },
365 { (FcChar8 *) "dual", "spacing", FC_DUAL, },
366 { (FcChar8 *) "mono", "spacing", FC_MONO, },
367 { (FcChar8 *) "charcell", "spacing", FC_CHARCELL, },
369 { (FcChar8 *) "unknown", "rgba", FC_RGBA_UNKNOWN },
370 { (FcChar8 *) "rgb", "rgba", FC_RGBA_RGB, },
371 { (FcChar8 *) "bgr", "rgba", FC_RGBA_BGR, },
372 { (FcChar8 *) "vrgb", "rgba", FC_RGBA_VRGB },
373 { (FcChar8 *) "vbgr", "rgba", FC_RGBA_VBGR },
374 { (FcChar8 *) "none", "rgba", FC_RGBA_NONE },
376 { (FcChar8 *) "hintnone", "hintstyle", FC_HINT_NONE },
377 { (FcChar8 *) "hintslight", "hintstyle", FC_HINT_SLIGHT },
378 { (FcChar8 *) "hintmedium", "hintstyle", FC_HINT_MEDIUM },
379 { (FcChar8 *) "hintfull", "hintstyle", FC_HINT_FULL },
382 #define NUM_FC_CONSTANTS (sizeof _FcBaseConstants/sizeof _FcBaseConstants[0])
384 typedef struct _FcConstantList FcConstantList;
386 struct _FcConstantList {
387 const FcConstantList *next;
388 const FcConstant *consts;
392 static const FcConstantList _FcBaseConstantList = {
398 static const FcConstantList *_FcConstants = &_FcBaseConstantList;
401 FcNameRegisterConstants (const FcConstant *consts, int nconsts)
405 l = (FcConstantList *) malloc (sizeof (FcConstantList));
408 FcMemAlloc (FC_MEM_CONSTANT, sizeof (FcConstantList));
410 l->nconsts = nconsts;
411 l->next = _FcConstants;
417 FcNameUnregisterConstants (const FcConstant *consts, int nconsts)
419 const FcConstantList *l, **prev;
421 for (prev = &_FcConstants;
423 prev = (const FcConstantList **) &(l->next))
425 if (l->consts == consts && l->nconsts == nconsts)
428 FcMemFree (FC_MEM_CONSTANT, sizeof (FcConstantList));
437 FcNameGetConstant (FcChar8 *string)
439 const FcConstantList *l;
442 for (l = _FcConstants; l; l = l->next)
444 for (i = 0; i < l->nconsts; i++)
445 if (!FcStrCmpIgnoreCase (string, l->consts[i].name))
446 return &l->consts[i];
452 FcNameConstant (FcChar8 *string, int *result)
456 if ((c = FcNameGetConstant(string)))
465 FcNameBool (const FcChar8 *v, FcBool *result)
471 if (c0 == 't' || c0 == 'y' || c0 == '1')
476 if (c0 == 'f' || c0 == 'n' || c0 == '0')
500 FcNameConvert (FcType type, FcChar8 *string, FcMatrix *m)
507 if (!FcNameConstant (string, &v.u.i))
508 v.u.i = atoi ((char *) string);
511 v.u.s = FcStrStaticName(string);
514 if (!FcNameBool (string, &v.u.b))
518 v.u.d = strtod ((char *) string, 0);
522 sscanf ((char *) string, "%lg %lg %lg %lg", &m->xx, &m->xy, &m->yx, &m->yy);
525 v.u.c = FcNameParseCharSet (string);
528 v.u.l = FcNameParseLangSet (string);
536 static const FcChar8 *
537 FcNameFindNext (const FcChar8 *cur, const char *delim, FcChar8 *save, FcChar8 *last)
549 else if (strchr (delim, c))
562 FcNameParse (const FcChar8 *name)
571 const FcObjectType *t;
575 save = malloc (strlen ((char *) name) + 1);
578 pat = FcPatternCreate ();
584 name = FcNameFindNext (name, "-,:", save, &delim);
587 if (!FcPatternAddString (pat, FC_FAMILY, save))
597 name = FcNameFindNext (name, "-,:", save, &delim);
598 d = strtod ((char *) save, (char **) &e);
601 if (!FcPatternAddDouble (pat, FC_SIZE, d))
610 name = FcNameFindNext (name, "=_:", save, &delim);
613 if (delim == '=' || delim == '_')
615 t = FcNameGetObjectType ((char *) save);
618 name = FcNameFindNext (name, ":,", save, &delim);
621 v = FcNameConvert (t->type, save, &m);
622 if (!FcPatternAdd (pat, t->object, v, FcTrue))
626 FcCharSetDestroy ((FcCharSet *) v.u.c);
629 FcLangSetDestroy ((FcLangSet *) v.u.l);
638 FcCharSetDestroy ((FcCharSet *) v.u.c);
641 FcLangSetDestroy ((FcLangSet *) v.u.l);
653 if ((c = FcNameGetConstant (save)))
655 if (!FcPatternAddInteger (pat, c->object, c->value))
666 FcPatternDestroy (pat);
673 FcNameUnparseString (FcStrBuf *buf,
674 const FcChar8 *string,
675 const FcChar8 *escape)
678 while ((c = *string++))
680 if (escape && strchr ((char *) escape, (char) c))
682 if (!FcStrBufChar (buf, escape[0]))
685 if (!FcStrBufChar (buf, c))
692 FcNameUnparseValue (FcStrBuf *buf,
698 FcValue v = FcValueCanonicalize(v0);
704 sprintf ((char *) temp, "%d", v.u.i);
705 return FcNameUnparseString (buf, temp, 0);
707 sprintf ((char *) temp, "%g", v.u.d);
708 return FcNameUnparseString (buf, temp, 0);
710 return FcNameUnparseString (buf, v.u.s, escape);
712 return FcNameUnparseString (buf, v.u.b ? (FcChar8 *) "True" : (FcChar8 *) "False", 0);
714 sprintf ((char *) temp, "%g %g %g %g",
715 v.u.m->xx, v.u.m->xy, v.u.m->yx, v.u.m->yy);
716 return FcNameUnparseString (buf, temp, 0);
718 return FcNameUnparseCharSet (buf, v.u.c);
720 return FcNameUnparseLangSet (buf, v.u.l);
728 FcNameUnparseValueList (FcStrBuf *buf,
732 while (FcValueListPtrU(v))
734 if (!FcNameUnparseValue (buf, v.bank, &FcValueListPtrU(v)->value, escape))
736 if (FcValueListPtrU(v = FcValueListPtrU(v)->next))
737 if (!FcNameUnparseString (buf, (FcChar8 *) ",", 0))
743 #define FC_ESCAPE_FIXED "\\-:,"
744 #define FC_ESCAPE_VARIABLE "\\=_:,"
747 FcNameUnparse (FcPattern *pat)
750 FcChar8 buf_static[8192];
753 const FcObjectTypeList *l;
754 const FcObjectType *o;
756 FcStrBufInit (&buf, buf_static, sizeof (buf_static));
757 e = FcPatternFindElt (pat, FC_FAMILY);
760 if (!FcNameUnparseValueList (&buf, e->values, (FcChar8 *) FC_ESCAPE_FIXED))
763 e = FcPatternFindElt (pat, FC_SIZE);
766 if (!FcNameUnparseString (&buf, (FcChar8 *) "-", 0))
768 if (!FcNameUnparseValueList (&buf, e->values, (FcChar8 *) FC_ESCAPE_FIXED))
771 for (l = _FcObjectTypes; l; l = l->next)
773 for (i = 0; i < l->ntypes; i++)
776 if (!strcmp (o->object, FC_FAMILY) ||
777 !strcmp (o->object, FC_SIZE) ||
778 !strcmp (o->object, FC_FILE))
781 e = FcPatternFindElt (pat, o->object);
784 if (!FcNameUnparseString (&buf, (FcChar8 *) ":", 0))
786 if (!FcNameUnparseString (&buf, (FcChar8 *) o->object, (FcChar8 *) FC_ESCAPE_VARIABLE))
788 if (!FcNameUnparseString (&buf, (FcChar8 *) "=", 0))
790 if (!FcNameUnparseValueList (&buf, e->values,
791 (FcChar8 *) FC_ESCAPE_VARIABLE))
796 return FcStrBufDone (&buf);
798 FcStrBufDestroy (&buf);