2 * $XFree86: xc/lib/fontconfig/src/fcpat.c,v 1.6 2002/05/31 23:21:25 keithp Exp $
4 * Copyright © 2000 Keith Packard, member of The XFree86 Project, Inc.
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.
30 FcPatternCreate (void)
34 p = (FcPattern *) malloc (sizeof (FcPattern));
37 FcMemAlloc (FC_MEM_PATTERN, sizeof (FcPattern));
45 FcValueDestroy (FcValue v)
49 FcStrFree ((FcChar8 *) v.u.s);
52 FcMatrixFree ((FcMatrix *) v.u.m);
55 FcCharSetDestroy ((FcCharSet *) v.u.c);
63 FcValueSave (FcValue v)
67 v.u.s = FcStrCopy (v.u.s);
72 v.u.m = FcMatrixCopy (v.u.m);
77 v.u.c = FcCharSetCopy ((FcCharSet *) v.u.c);
88 FcValueListDestroy (FcValueList *l)
93 switch (l->value.type) {
95 FcStrFree ((FcChar8 *) l->value.u.s);
98 FcMatrixFree ((FcMatrix *) l->value.u.m);
101 FcCharSetDestroy ((FcCharSet *) l->value.u.c);
107 FcMemFree (FC_MEM_VALLIST, sizeof (FcValueList));
113 FcValueEqual (FcValue va, FcValue vb)
115 if (va.type != vb.type)
117 if (va.type == FcTypeInteger)
119 va.type = FcTypeDouble;
122 if (vb.type == FcTypeInteger)
124 vb.type = FcTypeDouble;
127 if (va.type != vb.type)
134 return va.u.i == vb.u.i;
136 return va.u.d == vb.u.d;
138 return FcStrCmpIgnoreCase (va.u.s, vb.u.s) == 0;
140 return va.u.b == vb.u.b;
142 return FcMatrixEqual (va.u.m, vb.u.m);
144 return FcCharSetEqual (va.u.c, vb.u.c);
146 return va.u.f == vb.u.f;
152 FcDoubleHash (double d)
162 FcStringHash (const FcChar8 *s)
169 h = ((h << 1) | (h >> 31)) ^ c;
174 FcValueHash (FcValue v)
180 return (FcChar32) v.u.i;
182 return FcDoubleHash (v.u.d);
184 return FcStringHash (v.u.s);
186 return (FcChar32) v.u.b;
188 return (FcDoubleHash (v.u.m->xx) ^
189 FcDoubleHash (v.u.m->xy) ^
190 FcDoubleHash (v.u.m->yx) ^
191 FcDoubleHash (v.u.m->yy));
193 return (FcChar32) v.u.c->num;
195 return FcStringHash ((const FcChar8 *) ((FT_Face) v.u.f)->family_name) ^
196 FcStringHash ((const FcChar8 *) ((FT_Face) v.u.f)->style_name);
202 FcValueListEqual (FcValueList *la, FcValueList *lb)
206 if (!FcValueEqual (la->value, lb->value))
217 FcValueListHash (FcValueList *l)
223 hash = ((hash << 1) | (hash >> 31)) ^ FcValueHash (l->value);
230 FcPatternDestroy (FcPattern *p)
234 for (i = 0; i < p->num; i++)
235 FcValueListDestroy (p->elts[i].values);
240 FcMemFree (FC_MEM_PATELT, p->size * sizeof (FcPatternElt));
245 FcMemFree (FC_MEM_PATTERN, sizeof (FcPattern));
250 FcPatternPosition (const FcPattern *p, const char *object)
252 int low, high, mid, c;
260 mid = (low + high) >> 1;
261 c = strcmp (p->elts[mid].object, object);
275 FcPatternFindElt (const FcPattern *p, const char *object)
277 int i = FcPatternPosition (p, object);
284 FcPatternInsertElt (FcPattern *p, const char *object)
289 i = FcPatternPosition (p, object);
295 if (p->num + 1 >= p->size)
297 int s = p->size + 16;
299 e = (FcPatternElt *) realloc (p->elts, s * sizeof (FcPatternElt));
301 e = (FcPatternElt *) malloc (s * sizeof (FcPatternElt));
306 FcMemFree (FC_MEM_PATELT, p->size * sizeof (FcPatternElt));
307 FcMemAlloc (FC_MEM_PATELT, s * sizeof (FcPatternElt));
310 p->elts[p->size].object = 0;
311 p->elts[p->size].values = 0;
317 memmove (p->elts + i + 1,
319 sizeof (FcPatternElt) *
325 p->elts[i].object = object;
326 p->elts[i].values = 0;
333 FcPatternEqual (const FcPattern *pa, const FcPattern *pb)
337 if (pa->num != pb->num)
339 for (i = 0; i < pa->num; i++)
341 if (strcmp (pa->elts[i].object, pb->elts[i].object) != 0)
343 if (!FcValueListEqual (pa->elts[i].values, pb->elts[i].values))
350 FcPatternHash (const FcPattern *p)
355 for (i = 0; i < p->num; i++)
357 h = (((h << 1) | (h >> 31)) ^
358 FcStringHash ((const FcChar8 *) p->elts[i].object) ^
359 FcValueListHash (p->elts[i].values));
365 FcPatternEqualSubset (const FcPattern *pa, const FcPattern *pb, const FcObjectSet *os)
367 FcPatternElt *ea, *eb;
370 for (i = 0; i < os->nobject; i++)
372 ea = FcPatternFindElt (pa, os->objects[i]);
373 eb = FcPatternFindElt (pb, os->objects[i]);
378 if (!FcValueListEqual (ea->values, eb->values))
391 FcPatternAdd (FcPattern *p, const char *object, FcValue value, FcBool append)
394 FcValueList *new, **prev;
396 new = (FcValueList *) malloc (sizeof (FcValueList));
400 FcMemAlloc (FC_MEM_VALLIST, sizeof (FcValueList));
402 value = FcValueSave (value);
403 if (value.type == FcTypeVoid)
409 e = FcPatternInsertElt (p, object);
415 for (prev = &e->values; *prev; prev = &(*prev)->next);
420 new->next = e->values;
427 switch (value.type) {
429 FcStrFree ((FcChar8 *) value.u.s);
432 FcMatrixFree ((FcMatrix *) value.u.m);
435 FcCharSetDestroy ((FcCharSet *) value.u.c);
441 FcMemFree (FC_MEM_VALLIST, sizeof (FcValueList));
448 FcPatternDel (FcPattern *p, const char *object)
453 e = FcPatternFindElt (p, object);
460 FcValueListDestroy (e->values);
462 /* shuffle existing ones down */
463 memmove (e, e+1, (p->elts + p->num - (e + 1)) * sizeof (FcPatternElt));
465 p->elts[p->num].object = 0;
466 p->elts[p->num].values = 0;
471 FcPatternAddInteger (FcPattern *p, const char *object, int i)
475 v.type = FcTypeInteger;
477 return FcPatternAdd (p, object, v, FcTrue);
481 FcPatternAddDouble (FcPattern *p, const char *object, double d)
485 v.type = FcTypeDouble;
487 return FcPatternAdd (p, object, v, FcTrue);
492 FcPatternAddString (FcPattern *p, const char *object, const FcChar8 *s)
496 v.type = FcTypeString;
498 return FcPatternAdd (p, object, v, FcTrue);
502 FcPatternAddMatrix (FcPattern *p, const char *object, const FcMatrix *s)
506 v.type = FcTypeMatrix;
507 v.u.m = (FcMatrix *) s;
508 return FcPatternAdd (p, object, v, FcTrue);
513 FcPatternAddBool (FcPattern *p, const char *object, FcBool b)
519 return FcPatternAdd (p, object, v, FcTrue);
523 FcPatternAddCharSet (FcPattern *p, const char *object, const FcCharSet *c)
527 v.type = FcTypeCharSet;
528 v.u.c = (FcCharSet *) c;
529 return FcPatternAdd (p, object, v, FcTrue);
533 FcPatternAddFTFace (FcPattern *p, const char *object, const FT_Face f)
537 v.type = FcTypeFTFace;
539 return FcPatternAdd (p, object, v, FcTrue);
543 FcPatternGet (FcPattern *p, const char *object, int id, FcValue *v)
548 e = FcPatternFindElt (p, object);
550 return FcResultNoMatch;
551 for (l = e->values; l; l = l->next)
556 return FcResultMatch;
564 FcPatternGetInteger (FcPattern *p, const char *object, int id, int *i)
569 r = FcPatternGet (p, object, id, &v);
570 if (r != FcResultMatch)
580 return FcResultTypeMismatch;
582 return FcResultMatch;
586 FcPatternGetDouble (FcPattern *p, const char *object, int id, double *d)
591 r = FcPatternGet (p, object, id, &v);
592 if (r != FcResultMatch)
602 return FcResultTypeMismatch;
604 return FcResultMatch;
608 FcPatternGetString (FcPattern *p, const char *object, int id, FcChar8 ** s)
613 r = FcPatternGet (p, object, id, &v);
614 if (r != FcResultMatch)
616 if (v.type != FcTypeString)
617 return FcResultTypeMismatch;
618 *s = (FcChar8 *) v.u.s;
619 return FcResultMatch;
623 FcPatternGetMatrix (FcPattern *p, const char *object, int id, FcMatrix **m)
628 r = FcPatternGet (p, object, id, &v);
629 if (r != FcResultMatch)
631 if (v.type != FcTypeMatrix)
632 return FcResultTypeMismatch;
633 *m = (FcMatrix *) v.u.m;
634 return FcResultMatch;
639 FcPatternGetBool (FcPattern *p, const char *object, int id, FcBool *b)
644 r = FcPatternGet (p, object, id, &v);
645 if (r != FcResultMatch)
647 if (v.type != FcTypeBool)
648 return FcResultTypeMismatch;
650 return FcResultMatch;
654 FcPatternGetCharSet (FcPattern *p, const char *object, int id, FcCharSet **c)
659 r = FcPatternGet (p, object, id, &v);
660 if (r != FcResultMatch)
662 if (v.type != FcTypeCharSet)
663 return FcResultTypeMismatch;
664 *c = (FcCharSet *) v.u.c;
665 return FcResultMatch;
669 FcPatternGetFTFace (FcPattern *p, const char *object, int id, FT_Face *f)
674 r = FcPatternGet (p, object, id, &v);
675 if (r != FcResultMatch)
677 if (v.type != FcTypeFTFace)
678 return FcResultTypeMismatch;
679 *f = (FT_Face) v.u.f;
680 return FcResultMatch;
684 FcPatternDuplicate (FcPattern *orig)
690 new = FcPatternCreate ();
694 for (i = 0; i < orig->num; i++)
696 for (l = orig->elts[i].values; l; l = l->next)
697 if (!FcPatternAdd (new, orig->elts[i].object, l->value, FcTrue))
704 FcPatternDestroy (new);
710 FcPatternVaBuild (FcPattern *orig, va_list va)
714 FcPatternVapBuild (ret, orig, va);
719 FcPatternBuild (FcPattern *orig, ...)
724 FcPatternVapBuild (orig, orig, va);