src/os/macosx/font_osx.h

   1 /*
   2  * This file is part of OpenTTD.
   3  * 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.
   4  * 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.
   5  * 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/>.
   6  */
   7
   8 /** @file font_osx.h Functions related to font handling on MacOS. */
   9
  10 #ifndef FONT_OSX_H
  11 #define FONT_OSX_H
  12
  13 #include "../../fontcache/truetypefontcache.h"
  14 #include "os/macosx/macos.h"
  15
  16 #include <CoreFoundation/CoreFoundation.h>
  17
  18 class CoreTextFontCache : public TrueTypeFontCache {
  19         CFAutoRelease<CTFontDescriptorRef> font_desc; ///< Font descriptor exlcuding font size.
  20         CFAutoRelease<CTFontRef> font;                ///< CoreText font handle.
  21
  22         std::string font_name;                        ///< Cached font name.
  23
  24         void SetFontSize(int pixels);
  25         const Sprite *InternalGetGlyph(GlyphID key, bool use_aa) override;
  26 public:
  27         CoreTextFontCache(FontSize fs, CFAutoRelease<CTFontDescriptorRef> &&font, int pixels);
  28         ~CoreTextFontCache() {}
  29
  30         void ClearFontCache() override;
  31         GlyphID MapCharToGlyph(char32_t key, bool allow_fallback = true) override;
  32         std::string GetFontName() override { return font_name; }
  33         bool IsBuiltInFont() override { return false; }
  34         const void *GetOSHandle() override { return font.get(); }
  35 };
  36
  37 void LoadCoreTextFont(FontSize fs);
  38
  39 #endif /* FONT_OSX_H */