2 * $XFree86: xc/lib/Fc/xftname.c,v 1.10 2001/03/30 18:50:18 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.
31 static const FcObjectType _FcBaseObjectTypes[] = {
32 { FC_FAMILY, FcTypeString, },
33 { FC_STYLE, FcTypeString, },
34 { FC_SLANT, FcTypeInteger, },
35 { FC_WEIGHT, FcTypeInteger, },
36 { FC_SIZE, FcTypeDouble, },
37 { FC_PIXEL_SIZE, FcTypeDouble, },
38 { FC_SPACING, FcTypeInteger, },
39 { FC_FOUNDRY, FcTypeString, },
40 /* { FC_CORE, FcTypeBool, }, */
41 { FC_ANTIALIAS, FcTypeBool, },
42 /* { FC_XLFD, FcTypeString, }, */
43 { FC_FILE, FcTypeString, },
44 { FC_INDEX, FcTypeInteger, },
45 { FC_RASTERIZER, FcTypeString, },
46 { FC_OUTLINE, FcTypeBool, },
47 { FC_SCALABLE, FcTypeBool, },
48 { FC_RGBA, FcTypeInteger, },
49 { FC_SCALE, FcTypeDouble, },
50 /* { FC_RENDER, FcTypeBool, },*/
51 { FC_MINSPACE, FcTypeBool, },
52 { FC_CHAR_WIDTH, FcTypeInteger },
53 { FC_CHAR_HEIGHT, FcTypeInteger },
54 { FC_MATRIX, FcTypeMatrix },
55 { FC_CHARSET, FcTypeCharSet },
56 { FC_LANG, FcTypeString },
59 #define NUM_OBJECT_TYPES (sizeof _FcBaseObjectTypes / sizeof _FcBaseObjectTypes[0])
61 typedef struct _FcObjectTypeList FcObjectTypeList;
63 struct _FcObjectTypeList {
64 const FcObjectTypeList *next;
65 const FcObjectType *types;
69 static const FcObjectTypeList _FcBaseObjectTypesList = {
75 static const FcObjectTypeList *_FcObjectTypes = &_FcBaseObjectTypesList;
78 FcNameRegisterObjectTypes (const FcObjectType *types, int ntypes)
82 l = (FcObjectTypeList *) malloc (sizeof (FcObjectTypeList));
87 l->next = _FcObjectTypes;
93 FcNameUnregisterObjectTypes (const FcObjectType *types, int ntypes)
95 const FcObjectTypeList *l, **prev;
97 for (prev = &_FcObjectTypes;
99 prev = (const FcObjectTypeList **) &(l->next))
101 if (l->types == types && l->ntypes == ntypes)
112 FcNameGetObjectType (const char *object)
115 const FcObjectTypeList *l;
116 const FcObjectType *t;
118 for (l = _FcObjectTypes; l; l = l->next)
120 for (i = 0; i < l->ntypes; i++)
123 if (!FcStrCmpIgnoreCase (object, t->object))
130 static const FcConstant _FcBaseConstants[] = {
131 { "light", "weight", FC_WEIGHT_LIGHT, },
132 { "medium", "weight", FC_WEIGHT_MEDIUM, },
133 { "demibold", "weight", FC_WEIGHT_DEMIBOLD, },
134 { "bold", "weight", FC_WEIGHT_BOLD, },
135 { "black", "weight", FC_WEIGHT_BLACK, },
137 { "roman", "slant", FC_SLANT_ROMAN, },
138 { "italic", "slant", FC_SLANT_ITALIC, },
139 { "oblique", "slant", FC_SLANT_OBLIQUE, },
141 { "proportional", "spacing", FC_PROPORTIONAL, },
142 { "mono", "spacing", FC_MONO, },
143 { "charcell", "spacing", FC_CHARCELL, },
145 { "rgb", "rgba", FC_RGBA_RGB, },
146 { "bgr", "rgba", FC_RGBA_BGR, },
147 { "vrgb", "rgba", FC_RGBA_VRGB },
148 { "vbgr", "rgba", FC_RGBA_VBGR },
151 #define NUM_FC_CONSTANTS (sizeof _FcBaseConstants/sizeof _FcBaseConstants[0])
153 typedef struct _FcConstantList FcConstantList;
155 struct _FcConstantList {
156 const FcConstantList *next;
157 const FcConstant *consts;
161 static const FcConstantList _FcBaseConstantList = {
167 static const FcConstantList *_FcConstants = &_FcBaseConstantList;
170 FcNameRegisterConstants (const FcConstant *consts, int nconsts)
174 l = (FcConstantList *) malloc (sizeof (FcConstantList));
178 l->nconsts = nconsts;
179 l->next = _FcConstants;
185 FcNameUnregisterConstants (const FcConstant *consts, int nconsts)
187 const FcConstantList *l, **prev;
189 for (prev = &_FcConstants;
191 prev = (const FcConstantList **) &(l->next))
193 if (l->consts == consts && l->nconsts == nconsts)
204 FcNameGetConstant (char *string)
206 const FcConstantList *l;
209 for (l = _FcConstants; l; l = l->next)
211 for (i = 0; i < l->nconsts; i++)
212 if (!FcStrCmpIgnoreCase (string, l->consts[i].name))
213 return &l->consts[i];
219 FcNameConstant (char *string, int *result)
223 if ((c = FcNameGetConstant(string)))
232 FcNameBool (char *v, FcBool *result)
239 if (c0 == 't' || c0 == 'y' || c0 == '1')
244 if (c0 == 'f' || c0 == 'n' || c0 == '0')
269 FcNameConvert (FcType type, char *string, FcMatrix *m)
276 if (!FcNameConstant (string, &v.u.i))
277 v.u.i = atoi (string);
283 if (!FcNameBool (string, &v.u.b))
287 v.u.d = strtod (string, 0);
291 sscanf (string, "%lg %lg %lg %lg", &m->xx, &m->xy, &m->yx, &m->yy);
294 v.u.c = FcNameParseCharSet (string);
303 FcNameFindNext (const char *cur, const char *delim, char *save, char *last)
315 else if (strchr (delim, c))
328 FcNameParse (const char *name)
337 const FcObjectType *t;
340 save = malloc (strlen (name) + 1);
343 pat = FcPatternCreate ();
349 name = FcNameFindNext (name, "-,:", save, &delim);
352 if (!FcPatternAddString (pat, FC_FAMILY, save))
362 name = FcNameFindNext (name, "-,:", save, &delim);
363 d = strtod (save, &e);
366 if (!FcPatternAddDouble (pat, FC_SIZE, d))
375 name = FcNameFindNext (name, "=_:", save, &delim);
378 if (delim == '=' || delim == '_')
380 t = FcNameGetObjectType (save);
383 name = FcNameFindNext (name, ":,", save, &delim);
386 v = FcNameConvert (t->type, save, &m);
387 if (!FcPatternAdd (pat, t->object, v, FcTrue))
389 if (v.type == FcTypeCharSet)
390 FcCharSetDestroy ((FcCharSet *) v.u.c);
393 if (v.type == FcTypeCharSet)
394 FcCharSetDestroy ((FcCharSet *) v.u.c);
402 if ((c = FcNameGetConstant (save)))
404 if (!FcPatternAddInteger (pat, c->object, c->value))
415 FcPatternDestroy (pat);
423 FcNameBufInit (FcNameBuf *buf, FcChar8 *init, int size)
426 buf->allocated = FcFalse;
427 buf->failed = FcFalse;
433 FcNameBufDestroy (FcNameBuf *buf)
440 FcNameBufDone (FcNameBuf *buf)
444 ret = malloc (buf->len + 1);
447 memcpy (ret, buf->buf, buf->len);
448 ret[buf->len] = '\0';
450 FcNameBufDestroy (buf);
455 FcNameBufChar (FcNameBuf *buf, FcChar8 c)
457 if (buf->len == buf->size)
464 size = buf->size * 2;
465 new = realloc (buf->buf, size);
469 size = buf->size + 1024;
473 buf->allocated = FcTrue;
474 memcpy (new, buf->buf, buf->len);
479 buf->failed = FcTrue;
485 buf->buf[buf->len++] = c;
490 FcNameBufString (FcNameBuf *buf, const FcChar8 *s)
494 if (!FcNameBufChar (buf, c))
500 FcNameUnparseString (FcNameBuf *buf,
501 const FcChar8 *string,
502 const FcChar8 *escape)
505 while ((c = *string++))
507 if (escape && strchr ((char *) escape, (char) c))
509 if (!FcNameBufChar (buf, escape[0]))
512 if (!FcNameBufChar (buf, c))
519 FcNameUnparseValue (FcNameBuf *buf,
529 sprintf ((char *) temp, "%d", v.u.i);
530 return FcNameUnparseString (buf, temp, 0);
532 sprintf ((char *) temp, "%g", v.u.d);
533 return FcNameUnparseString (buf, temp, 0);
535 return FcNameUnparseString (buf, v.u.s, escape);
537 return FcNameUnparseString (buf, v.u.b ? "True" : "False", 0);
539 sprintf ((char *) temp, "%g %g %g %g",
540 v.u.m->xx, v.u.m->xy, v.u.m->yx, v.u.m->yy);
541 return FcNameUnparseString (buf, temp, 0);
543 return FcNameUnparseCharSet (buf, v.u.c);
549 FcNameUnparseValueList (FcNameBuf *buf,
555 if (!FcNameUnparseValue (buf, v->value, escape))
558 if (!FcNameUnparseString (buf, ",", 0))
564 #define FC_ESCAPE_FIXED "\\-:,"
565 #define FC_ESCAPE_VARIABLE "\\=_:,"
568 FcNameUnparse (FcPattern *pat)
571 FcChar8 buf_static[8192];
574 const FcObjectTypeList *l;
575 const FcObjectType *o;
577 FcNameBufInit (&buf, buf_static, sizeof (buf_static));
578 e = FcPatternFind (pat, FC_FAMILY, FcFalse);
581 if (!FcNameUnparseValueList (&buf, e->values, FC_ESCAPE_FIXED))
584 e = FcPatternFind (pat, FC_SIZE, FcFalse);
587 if (!FcNameUnparseString (&buf, "-", 0))
589 if (!FcNameUnparseValueList (&buf, e->values, FC_ESCAPE_FIXED))
592 for (l = _FcObjectTypes; l; l = l->next)
594 for (i = 0; i < l->ntypes; i++)
597 if (!strcmp (o->object, FC_FAMILY) ||
598 !strcmp (o->object, FC_SIZE) ||
599 !strcmp (o->object, FC_FILE))
602 e = FcPatternFind (pat, o->object, FcFalse);
605 if (!FcNameUnparseString (&buf, ":", 0))
607 if (!FcNameUnparseString (&buf, o->object, FC_ESCAPE_VARIABLE))
609 if (!FcNameUnparseString (&buf, "=", 0))
611 if (!FcNameUnparseValueList (&buf, e->values,
617 return FcNameBufDone (&buf);
619 FcNameBufDestroy (&buf);