Tablet.hh

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#ifndef __NCPP_TABLET_HH
#define __NCPP_TABLET_HH
 
#include <map>
#include <mutex>
 
#include <notcurses/notcurses.h>
 
#include "Root.hh"
 
namespace ncpp
{
    class Plane;
    class NotCurses;
 
    class NCPP_API_EXPORT NcTablet : public Root
    {
    protected:
        explicit NcTablet (nctablet *t, NotCurses *ncinst)
            : Root (ncinst),
              _tablet (t)
        {
            if (t == nullptr)
                throw invalid_argument ("'t' must be a valid pointer");
        };
 
    public:
        template<typename T>
        T* get_userptr () const noexcept
        {
            return static_cast<T*>(nctablet_userptr (_tablet));
        }
 
        operator nctablet* () const noexcept
        {
            return _tablet;
        }
 
        operator nctablet const* () const noexcept
        {
            return _tablet;
        }
 
        Plane* get_plane () const noexcept;
        static NcTablet* map_tablet (nctablet *t, NotCurses *ncinst = nullptr) noexcept;
 
    protected:
        static void unmap_tablet (NcTablet *p) noexcept;
 
        nctablet* get_tablet () const noexcept
        {
            return _tablet;
        }
 
    private:
        nctablet *_tablet = nullptr;
        static std::map<nctablet*,NcTablet*> *tablet_map;
        static std::mutex tablet_map_mutex;
 
        friend class NcReel;
    };
}
#endif