dmm.h

/***************************************************************************
        Copyright (C) 2002-2015 Kentaro Kitagawa
                           kitagawa@phys.s.u-tokyo.ac.jp
        
        This program is free software; you can redistribute it and/or
        modify it under the terms of the GNU Library General Public
        License as published by the Free Software Foundation; either
        version 2 of the License, or (at your option) any later version.
        
        You should have received a copy of the GNU Library General 
        Public License and a list of authors along with this program; 
        see the files COPYING and AUTHORS.
***************************************************************************/
#ifndef dmmH
#define dmmH
//---------------------------------------------------------------------------
#include "primarydriverwiththread.h"
#include "xnodeconnector.h"

class XScalarEntry;
class QMainWindow;
class Ui_FrmDMM;
typedef QForm<QMainWindow, Ui_FrmDMM> FrmDMM;

class DECLSPEC_SHARED XDMM : public XPrimaryDriverWithThread {
public:
    XDMM(const char *name, bool runtime,
        Transaction &tr_meas, const shared_ptr<XMeasure> &meas);

    //! usually nothing to do
    virtual ~XDMM() {}
    //! Shows all forms belonging to driver
    virtual void showForms();
    
    struct Payload : public XPrimaryDriver::Payload {
        double value() const {return m_var;}
        void write_(double var) {m_var = var;}
    private:
        double m_var;
    };
protected:
    //! This function will be called when raw data are written.
    //! Implement this function to convert the raw data to the record (Payload).
    //! \sa analyze()
    virtual void analyzeRaw(RawDataReader &reader, Transaction &tr) throw (XRecordError&);
    //! This function is called after committing XPrimaryDriver::analyzeRaw() or XSecondaryDriver::analyze().
    //! This might be called even if the record is invalid (time() == false).
    virtual void visualize(const Snapshot &shot);
  
    //! driver specific part below
    const shared_ptr<XComboNode> &function() const {return m_function;}
    const shared_ptr<XUIntNode> &waitInms() const {return m_waitInms;}
protected:
    //! one-shot reading
    virtual double oneShotRead() = 0; 
    //! is called when m_function is changed
    virtual void changeFunction() = 0;
private:
    //! is called when m_function is changed
    void onFunctionChanged(const Snapshot &shot, XValueNodeBase *node);
  
    const shared_ptr<XScalarEntry> m_entry;
    const shared_ptr<XComboNode> m_function;
    const shared_ptr<XUIntNode> m_waitInms;
    shared_ptr<XListener> m_lsnOnFunctionChanged;
    xqcon_ptr m_conFunction, m_conWaitInms;
 
    const qshared_ptr<FrmDMM> m_form;
  
    void *execute(const atomic<bool> &);
  
};

#endif