FontManager.hpp

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#ifndef __blip_FontManager_hpp
#define __blip_FontManager_hpp

#include <commonc++/DynamicCache.h++>
#include <commonc++/String.h++>

#include <blip/Blip.hpp>
#include <blip/Pixmap.hpp>

struct FT_LibraryRec_;

CCXX_FWD_DECL(DataReader);

namespace blip {

class Font;
class NativeActivity;

class FontManager
{
  friend class NativeActivity;

  public:

  FontManager(uint_t fontCacheSize = 4, uint_t glyphCacheSize = 96);

  ~FontManager();

  void loadFont(ccxx::DataReader* reader, int size, int index = 0);

  const Font* lookupFont(const ccxx::String& name, int size, int style = 0)
    const;

  private:

  FT_LibraryRec_* _freetype;

  struct FontKey
  {
    FontKey(const ccxx::String& name, int style, int size)
      : name(name), style(style), size(size)
    { }

    ccxx::String name;
    int style;
    int size;

    bool operator<(const FontKey& other) const;
  };

  mutable ccxx::DynamicCache<FontKey, Font> _cache;
  uint_t _glyphCacheSize;

  CCXX_COPY_DECLS(FontManager);
};

} // namespace blip

#endif // __blip_FontManager_hpp