# fontcache.h

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    00001 /* $Id$ */
    00002
    00003 /*
    00004  * This file is part of OpenTTD.
    00005  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
    00006  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
    00007  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
    00008  */
    00009
    00012 #ifndef FONTCACHE_H
    00013 #define FONTCACHE_H
    00014
    00015 #include "gfx_type.h"
    00016 #include "spritecache.h"
    00017
    00019 SpriteID GetUnicodeGlyph(FontSize size, uint32 key);
    00020
    00022 void SetUnicodeGlyph(FontSize size, uint32 key, SpriteID sprite);
    00023
    00025 void InitializeUnicodeGlyphMap();
    00026
    00027 void ResetFontSizes();
    00028
    00029 #ifdef WITH_FREETYPE
    00030
    00031 struct FreeTypeSettings {
    00032   char small_font[MAX_PATH];
    00033   char medium_font[MAX_PATH];
    00034   char large_font[MAX_PATH];
    00035   uint small_size;
    00036   uint medium_size;
    00037   uint large_size;
    00038   bool small_aa;
    00039   bool medium_aa;
    00040   bool large_aa;
    00041 };
    00042
    00043 extern FreeTypeSettings _freetype;
    00044
    00045 void InitFreeType();
    00046 void UninitFreeType();
    00047 const Sprite *GetGlyph(FontSize size, uint32 key);
    00048 uint GetGlyphWidth(FontSize size, uint32 key);
    00049
    00059 bool SetFallbackFont(FreeTypeSettings *settings, const char *language_isocode, int winlangid, const char *str);
    00060
    00061 #else
    00062
    00063 /* Stub for initializiation */
    00064 static inline void InitFreeType() { ResetFontSizes(); }
    00065 static inline void UninitFreeType() { ResetFontSizes(); }
    00066
    00068 static inline const Sprite *GetGlyph(FontSize size, uint32 key)
    00069 {
    00070   SpriteID sprite = GetUnicodeGlyph(size, key);
    00071   if (sprite == 0) sprite = GetUnicodeGlyph(size, '?');
    00072   return GetSprite(sprite, ST_FONT);
    00073 }
    00074
    00075
    00077 static inline uint GetGlyphWidth(FontSize size, uint32 key)
    00078 {
    00079   SpriteID sprite = GetUnicodeGlyph(size, key);
    00080   if (sprite == 0) sprite = GetUnicodeGlyph(size, '?');
    00081   return SpriteExists(sprite) ? GetSprite(sprite, ST_FONT)->width + (size != FS_NORMAL) : 0;
    00082 }
    00083
    00084 #endif /* WITH_FREETYPE */
    00085
    00086 #endif /* FONTCACHE_H */