font_win32.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 <https://www.gnu.org/licenses/old-licenses/gpl-2.0>.
 */

 
#ifndef FONT_WIN32_H
#define FONT_WIN32_H
 
#include "../../core/alloc_type.hpp"
#include "../../fontcache/truetypefontcache.h"
#include "win32.h"
 
#include <windows.h>

class Win32FontCache : public TrueTypeFontCache {
private:
  LOGFONT logfont;      
  HFONT font = nullptr; 
  HDC dc = nullptr;     
  HGDIOBJ old_font;     
  SIZE glyph_size;      
  std::string fontname; 
 
  ReusableBuffer<uint8_t> render_buffer; 
 
  void SetFontSize(int pixels);
 
protected:
  const Sprite *InternalGetGlyph(GlyphID key, bool aa) override;
 
public:
  Win32FontCache(FontSize fs, const LOGFONT &logfont, int pixels);
  ~Win32FontCache() override;
  void ClearFontCache() override;
  GlyphID MapCharToGlyph(char32_t key, bool allow_fallback = true) override;
  std::string GetFontName() override { return this->fontname; }
  const void *GetOSHandle() override { return &this->logfont; }
};
 
void LoadWin32Font(FontSize fs);
 
#endif /* FONT_WIN32_H */