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FontCache.h
1 /*
2 * $Id: File.h 2967 2009-12-02 14:31:34Z karijes $
3 *
4 * Font database and cache facility
5 * Copyright (c) 2005-2011 edelib authors
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2 of the License, or (at your option) any later version.
11 *
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public License
18 * along with this library. If not, see <http://www.gnu.org/licenses/>.
19 */
20
21 #ifndef __EDELIB_FONTCACHE_H__
22 #define __EDELIB_FONTCACHE_H__
23
24 #include "edelib-global.h"
25 #include <FL/Enumerations.H>
26
27 EDELIB_NS_BEGIN
28
29 struct FontCache_P;
30
35 #define EDELIB_FONT_CACHE_FACE_LEN 64
36
45 struct EDELIB_API FontInfo {
47 char face[EDELIB_FONT_CACHE_FACE_LEN];
49 int sizes[64];
51 int nsizes;
53 int type;
54 };
55
71 class EDELIB_API FontCache {
72 private:
73 FontCache_P *priv;
74 E_DISABLE_CLASS_COPY(FontCache)
75 public:
77 FontCache() : priv(NULL) {}
78
80 ~FontCache() { clear(); }
81
86 bool load(const char *dir, const char *db = "edelib-font-cache", const char *prefix = "ede");
87
89 bool load(void);
90
92 void clear(void);
93
95 int count(void) const;
96
101 bool find(const char *n, Fl_Font &font, int &size);
102
107 FontInfo *find(const char *n, int &size);
108
113 void for_each_font(void (*) (const char *n, FontInfo *, void *), void *data = NULL);
114
121 void for_each_font_sorted(void (*) (const char *n, FontInfo *, void *), void *data = NULL);
122
131 static int init_db(const char *dir, const char *db = "edelib-font-cache", const char *prefix = "ede");
132
134 static int init_db(void);
135 };
136
142 EDELIB_API bool font_cache_find(const char *face, Fl_Font &f, int &s, Fl_Font df = FL_HELVETICA, int ds = 12);
143
144 EDELIB_NS_END
145 #endif
146