spritefontcache.h

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/*
 * This file is part of OpenTTD.
 * 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.
 * 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.
 * 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/>.
 */
 
#ifndef SPRITEFONTCACHE_H
#define SPRITEFONTCACHE_H
 
#include "../string_func.h"
#include "../fontcache.h"
 
class SpriteFontCache : public FontCache {
private:
  SpriteID **glyph_to_spriteid_map; 
  SpriteID GetUnicodeGlyph(WChar key);
 
  void ClearGlyphToSpriteMap();
public:
  SpriteFontCache(FontSize fs);
  ~SpriteFontCache();
  virtual void SetUnicodeGlyph(WChar key, SpriteID sprite);
  virtual void InitializeUnicodeGlyphMap();
  virtual void ClearFontCache();
  virtual const Sprite *GetGlyph(GlyphID key);
  virtual uint GetGlyphWidth(GlyphID key);
  virtual bool GetDrawGlyphShadow();
  virtual GlyphID MapCharToGlyph(WChar key) { assert(IsPrintable(key)); return SPRITE_GLYPH | key; }
  virtual const void *GetFontTable(uint32 tag, size_t &length) { length = 0; return nullptr; }
  virtual std::string GetFontName() { return "sprite"; }
  virtual bool IsBuiltInFont() { return true; }
};
 
#endif /* SPRITEFONTCACHE_H */