1 // This program is free software; you can redistribute it and/or
2 // modify it under the terms of the GNU General Public License as
3 // published by the Free Software Foundation; either version 2 of the
4 // License, or (at your option) any later version.
6 // This program is distributed in the hope that it will be useful, but
7 // WITHOUT ANY WARRANTY; without even the implied warranty of
8 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
9 // General Public License for more details.
11 // You should have received a copy of the GNU General Public License
12 // along with this program; if not, write to the Free Software
13 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
15 #ifndef __FGFONTCACHE_HXX
16 #define __FGFONTCACHE_HXX
18 #include <simgear/misc/sg_path.hxx>
29 * A class to keep all fonts available for future use.
30 * This also assures a font isn't resident more than once.
34 // The parameters of a request to the cache.
37 const std::string name;
40 FntParams() : size(0.0f), slant(0.0f) {}
41 FntParams(const FntParams& rhs)
42 : name(rhs.name), size(rhs.size), slant(rhs.slant)
45 FntParams(const std::string& name_, float size_, float slant_)
46 : name(name_), size(size_), slant(slant_)
51 : public std::binary_function<const FntParams, const FntParams, bool>
53 bool operator() (const FntParams& f1, const FntParams& f2) const;
56 fnt(puFont *pu = 0) : pufont(pu), texfont(0) {}
59 // Font used by plib GUI code
64 // Path to the font directory
67 typedef std::map<const std::string, fntTexFont*> TexFontMap;
68 typedef std::map<const FntParams, fnt*, FntParamsLess> PuFontMap;
73 struct fnt *getfnt(const char *name, float size, float slant);
80 puFont *get(const char *name, float size=15.0, float slant=0.0);
81 puFont *get(SGPropertyNode *node);
83 fntTexFont *getTexFont(const char *name, float size=15.0, float slant=0.0);
85 SGPath getfntpath(const char *name);
87 * Preload all the fonts in the FlightGear font directory. It is
88 * important to load the font textures early, with the proper
89 * graphics context current, so that no plib (or our own) code
90 * tries to load a font from disk when there's no current graphics
93 bool initializeFonts();