cxPositionStorageFile.h

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/*=========================================================================
This file is part of CustusX, an Image Guided Therapy Application.
                 
Copyright (c) SINTEF Department of Medical Technology.
All rights reserved.
                 
CustusX is released under a BSD 3-Clause license.
                 
See Lisence.txt (https://github.com/SINTEFMedtek/CustusX/blob/master/License.txt) for details.
=========================================================================*/

#ifndef CXPOSITIONSTORAGEFILE_H_
#define CXPOSITIONSTORAGEFILE_H_

#include "cxResourceExport.h"

#include <QString>
#include <QFile>
#include <QDataStream>
#include <boost/cstdint.hpp>

#include "cxTransform3D.h"

namespace cx {

class cxResource_EXPORT PositionStorageReader
{
public:
        PositionStorageReader(QString filename);
        ~PositionStorageReader();
        bool read(Transform3D* matrix, double* timestamp, int* toolIndex); // reads only tool data in integer format.
        bool read(Transform3D* matrix, double* timestamp, QString* toolUid);
        bool atEnd() const;
        static QString timestampToString(double timestamp);
        int version();
private:
        QString mCurrentToolUid; 
        QFile positions;
        QDataStream stream;
        quint8 mVersion;
        bool mError;
        class Frame3D frameFromStream();
};

typedef boost::shared_ptr<PositionStorageReader> PositionStorageReaderPtr;

class cxResource_EXPORT PositionStorageWriter
{
public:
        PositionStorageWriter(QString filename);
        ~PositionStorageWriter();
        void write(Transform3D matrix, uint64_t timestamp, int toolIndex);
        void write(Transform3D matrix, uint64_t timestamp, QString toolUid);
private:
        QString mCurrentToolUid; 
        QFile positions;
        QDataStream stream;
};

} // namespace cx 


#endif /*CXPOSITIONSTORAGEFILE_H_*/