#ifndef TTrackState_hxx_seen
#define TTrackState_hxx_seen

#include "IReconState.hxx"
#include "IReconNode.hxx"

namespace COMET { class ITrackState; }

/// A state holding parameters associated with a IReconTrack, and the
/// intermediate states.
class COMET::ITrackState: public IReconState,
                       virtual public IMReconState,
                       virtual public IMEDepositState,
                       virtual public IMPosDirCurvState,
                       virtual public IMWidthState,
                       virtual public IMMomentumState {
public:
    ITrackState();
    ITrackState(const ITrackState& init);
    virtual ~ITrackState();
    virtual ITrackState& operator=(const ITrackState& rhs);

    /// Return the number of entries for the Direction in the ICorrValues
    /// vector.
    static int GetSize() {
        return IMEDepositState::GetSize()
            + IMPosDirCurvState::GetSize()
            + IMWidthState::GetSize()
            + IMMomentumState::GetSize();
    }

    /// The projection operator to get the full state.
    static COMET::ICorrValues ProjectState(const COMET::IHandle<COMET::IReconState>& state);

    ClassDef(ITrackState,1);
};

#endif