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git.wh0rd.org - fontconfig.git/blob - src/fclist.c
2 * $XFree86: xc/lib/fontconfig/src/fclist.c,v 1.5 2002/06/03 08:31:15 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.
29 FcObjectSetCreate (void)
33 os
= (FcObjectSet
*) malloc (sizeof (FcObjectSet
));
36 FcMemAlloc (FC_MEM_OBJECTSET
, sizeof (FcObjectSet
));
44 FcObjectSetAdd (FcObjectSet
*os
, const char *object
)
48 int high
, low
, mid
, c
;
50 if (os
->nobject
== os
->sobject
)
54 objects
= (const char **) realloc ((void *) os
->objects
,
55 s
* sizeof (const char *));
57 objects
= (const char **) malloc (s
* sizeof (const char *));
61 FcMemFree (FC_MEM_OBJECTPTR
, os
->sobject
* sizeof (const char *));
62 FcMemAlloc (FC_MEM_OBJECTPTR
, s
* sizeof (const char *));
63 os
->objects
= objects
;
66 high
= os
->nobject
- 1;
72 mid
= (low
+ high
) >> 1;
73 c
= strcmp (os
->objects
[mid
], object
);
83 memmove (os
->objects
+ mid
+ 1, os
->objects
+ mid
,
84 (os
->nobject
- mid
) * sizeof (const char *));
85 os
->objects
[mid
] = object
;
91 FcObjectSetDestroy (FcObjectSet
*os
)
95 FcMemFree (FC_MEM_OBJECTPTR
, os
->sobject
* sizeof (const char *));
96 free ((void *) os
->objects
);
98 FcMemFree (FC_MEM_OBJECTSET
, sizeof (FcObjectSet
));
103 FcObjectSetVaBuild (const char *first
, va_list va
)
107 FcObjectSetVapBuild (ret
, first
, va
);
112 FcObjectSetBuild (const char *first
, ...)
117 va_start (va
, first
);
118 FcObjectSetVapBuild (os
, first
, va
);
124 FcListValueListMatchAny (FcValueList
*v1orig
,
127 FcValueList
*v1
, *v2
;
129 for (v1
= v1orig
; v1
; v1
= v1
->next
)
130 for (v2
= v2orig
; v2
; v2
= v2
->next
)
131 if (FcConfigCompareValue (v2
->value
, FcOpContains
, v1
->value
))
137 FcListValueListEqual (FcValueList
*v1orig
,
140 FcValueList
*v1
, *v2
;
142 for (v1
= v1orig
; v1
; v1
= v1
->next
)
144 for (v2
= v2orig
; v2
; v2
= v2
->next
)
145 if (FcConfigCompareValue (v1
->value
, FcOpEqual
, v2
->value
))
150 for (v2
= v2orig
; v2
; v2
= v2
->next
)
152 for (v1
= v1orig
; v1
; v1
= v1
->next
)
153 if (FcConfigCompareValue (v1
->value
, FcOpEqual
, v2
->value
))
162 FcListPatternEqual (FcPattern
*p1
,
167 FcPatternElt
*e1
, *e2
;
169 for (i
= 0; i
< os
->nobject
; i
++)
171 e1
= FcPatternFindElt (p1
, os
->objects
[i
]);
172 e2
= FcPatternFindElt (p2
, os
->objects
[i
]);
177 if (!FcListValueListEqual (e1
->values
, e2
->values
))
184 * FcTrue iff all objects in "p" match "font"
188 FcListPatternMatchAny (FcPattern
*p
,
194 for (i
= 0; i
< p
->num
; i
++)
196 e
= FcPatternFindElt (font
, p
->elts
[i
].object
);
199 if (!FcListValueListMatchAny (p
->elts
[i
].values
, e
->values
))
206 FcListStringHash (const FcChar8
*s
)
214 h
= ((h
<< 3) ^ (h
>> 3)) ^ c
;
220 FcListMatrixHash (const FcMatrix
*m
)
222 int xx
= (int) (m
->xx
* 100),
223 xy
= (int) (m
->xy
* 100),
224 yx
= (int) (m
->yx
* 100),
225 yy
= (int) (m
->yy
* 100);
227 return ((FcChar32
) xx
) ^ ((FcChar32
) xy
) ^ ((FcChar32
) yx
) ^ ((FcChar32
) yy
);
231 FcListValueHash (FcValue v
)
237 return (FcChar32
) v
.u
.i
;
239 return (FcChar32
) (int) v
.u
.d
;
241 return FcListStringHash (v
.u
.s
);
243 return (FcChar32
) v
.u
.b
;
245 return FcListMatrixHash (v
.u
.m
);
247 return FcCharSetCount (v
.u
.c
);
249 return (FcChar32
) v
.u
.f
;
255 FcListValueListHash (FcValueList
*list
)
261 h
= h
^ FcListValueHash (list
->value
);
268 FcListPatternHash (FcPattern
*font
,
275 for (n
= 0; n
< os
->nobject
; n
++)
277 e
= FcPatternFindElt (font
, os
->objects
[n
]);
279 h
= h
^ FcListValueListHash (e
->values
);
284 typedef struct _FcListBucket
{
285 struct _FcListBucket
*next
;
290 #define FC_LIST_HASH_SIZE 4099
292 typedef struct _FcListHashTable
{
294 FcListBucket
*buckets
[FC_LIST_HASH_SIZE
];
298 FcListHashTableInit (FcListHashTable
*table
)
301 memset (table
->buckets
, '\0', sizeof (table
->buckets
));
305 FcListHashTableCleanup (FcListHashTable
*table
)
308 FcListBucket
*bucket
, *next
;
310 for (i
= 0; i
< FC_LIST_HASH_SIZE
; i
++)
312 for (bucket
= table
->buckets
[i
]; bucket
; bucket
= next
)
315 FcPatternDestroy (bucket
->pattern
);
316 FcMemFree (FC_MEM_LISTBUCK
, sizeof (FcListBucket
));
319 table
->buckets
[i
] = 0;
325 FcListAppend (FcListHashTable
*table
,
333 FcListBucket
**prev
, *bucket
;
335 hash
= FcListPatternHash (font
, os
);
336 for (prev
= &table
->buckets
[hash
% FC_LIST_HASH_SIZE
];
337 (bucket
= *prev
); prev
= &(bucket
->next
))
339 if (bucket
->hash
== hash
&&
340 FcListPatternEqual (bucket
->pattern
, font
, os
))
343 bucket
= (FcListBucket
*) malloc (sizeof (FcListBucket
));
346 FcMemAlloc (FC_MEM_LISTBUCK
, sizeof (FcListBucket
));
349 bucket
->pattern
= FcPatternCreate ();
350 if (!bucket
->pattern
)
353 for (o
= 0; o
< os
->nobject
; o
++)
355 e
= FcPatternFindElt (font
, os
->objects
[o
]);
358 for (v
= e
->values
; v
; v
= v
->next
)
360 if (!FcPatternAdd (bucket
->pattern
,
373 FcPatternDestroy (bucket
->pattern
);
375 FcMemFree (FC_MEM_LISTBUCK
, sizeof (FcListBucket
));
382 FcFontSetList (FcConfig
*config
,
392 FcListHashTable table
;
394 FcListBucket
*bucket
;
398 if (!FcInitBringUptoDate ())
401 config
= FcConfigGetCurrent ();
405 FcListHashTableInit (&table
);
407 * Walk all available fonts adding those that
408 * match to the hash table
410 for (set
= 0; set
< nsets
; set
++)
415 for (f
= 0; f
< s
->nfont
; f
++)
416 if (FcListPatternMatchAny (p
, s
->fonts
[f
]))
417 if (!FcListAppend (&table
, s
->fonts
[f
], os
))
426 for (i
= 0; i
< FC_LIST_HASH_SIZE
; i
++)
428 if ((bucket
= table
.buckets
[i
]))
431 for (; bucket
; bucket
= bucket
->next
)
441 printf ("used: %d max: %d avg: %g\n", full
, max
,
442 (double) ents
/ FC_LIST_HASH_SIZE
);
446 * Walk the hash table and build
449 ret
= FcFontSetCreate ();
452 for (i
= 0; i
< FC_LIST_HASH_SIZE
; i
++)
453 while ((bucket
= table
.buckets
[i
]))
455 if (!FcFontSetAdd (ret
, bucket
->pattern
))
457 table
.buckets
[i
] = bucket
->next
;
458 FcMemFree (FC_MEM_LISTBUCK
, sizeof (FcListBucket
));
465 FcFontSetDestroy (ret
);
467 FcListHashTableCleanup (&table
);
473 FcFontList (FcConfig
*config
,
482 config
= FcConfigGetCurrent ();
487 if (config
->fonts
[FcSetSystem
])
488 sets
[nsets
++] = config
->fonts
[FcSetSystem
];
489 if (config
->fonts
[FcSetApplication
])
490 sets
[nsets
++] = config
->fonts
[FcSetApplication
];
491 return FcFontSetList (config
, sets
, nsets
, p
, os
);