Disk.hh

Go to the documentation of this file.

#ifndef DISK_HH
#define DISK_HH
 
#include "SectorAccessibleDisk.hh"
#include "DiskName.hh"
#include "openmsx.hh"
 
namespace openmsx {
 
class RawTrack;
 
class Disk : public SectorAccessibleDisk
{
public:
        virtual ~Disk() = default;
 
        [[nodiscard]] const DiskName& getName() const { return name; }
 
        void writeTrack(byte track, byte side, const RawTrack& input);
 
        virtual void readTrack (byte track, byte side, RawTrack& output) = 0;
 
        [[nodiscard]] virtual bool hasChanged() const { return false; }
 
        [[nodiscard]] bool isDoubleSided();
 
protected:
        explicit Disk(DiskName name);
        [[nodiscard]] size_t physToLog(byte track, byte side, byte sector);
        struct TSS { byte track, side, sector; };
        [[nodiscard]] TSS logToPhys(size_t log);
 
        virtual void detectGeometry();
        virtual void detectGeometryFallback();
 
        void setSectorsPerTrack(unsigned num) { sectorsPerTrack = num; }
        [[nodiscard]] unsigned getSectorsPerTrack();
        void setNbSides(unsigned num) { nbSides = num; }
 
        virtual void writeTrackImpl(byte track, byte side, const RawTrack& input) = 0;
 
private:
        const DiskName name;
        unsigned sectorsPerTrack;
        unsigned nbSides;
};
 
} // namespace openmsx
 
#endif