lpm.h

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/*******************************************************************************
  Copyright(c) 2019 Christian Liska. All rights reserved.
 
  INDI Astromechanic Light Pollution Meter Driver
 
  This program is free software; you can redistribute it and/or modify it
  under the terms of the GNU General Public License as published by the Free
  Software Foundation; either version 2 of the License, or (at your option)
  any later version.
 
  This program is distributed in the hope that it will be useful, but WITHOUT
  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  more details.
 
  You should have received a copy of the GNU Library General Public License
  along with this library; see the file COPYING.LIB.  If not, write to
  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  Boston, MA 02110-1301, USA.
 
  The full GNU General Public License is included in this distribution in the
  file called LICENSE.
*******************************************************************************/
 
#pragma once
 
#include "defaultdevice.h"
 
class LPM : public INDI::DefaultDevice
{
    public:
        LPM();
        virtual ~LPM();
 
        virtual bool initProperties() override;
        virtual bool updateProperties() override;
        virtual bool ISNewSwitch(const char *dev, const char *name, ISState *states, char *names[], int n) override;
        virtual bool ISNewText(const char *dev, const char *name, char *texts[], char *names[], int n) override;
 
        enum
        {
            CONNECTION_NONE   = 1 << 0,
            CONNECTION_SERIAL = 1 << 1
        } LpmConnection;
 
        enum
        {
            SAVE_READINGS,
            DISCARD_READINGS
        };
 
    protected:
        const char *getDefaultName() override;
        void TimerHit() override;
 
    private:
        bool getReadings();
        bool getDeviceInfo();
        void openFilePtr();
 
        // Readings
        INumberVectorProperty AverageReadingNP;
        INumber AverageReadingN[5] {};
 
        // Record File Info
        IText RecordFileT[2] {};
        ITextVectorProperty RecordFileTP;
 
        ISwitch ResetB[1];
        ISwitchVectorProperty ResetBP;
 
        ISwitch SaveB[2] {};
        ISwitchVectorProperty SaveBP;
 
        // Device Information
        INumberVectorProperty UnitInfoNP;
        INumber UnitInfoN[1];
 
        Connection::Serial *serialConnection { nullptr };
 
        int PortFD { -1 };
        long count = 0;
        float sumSQ = 0;
        char filename[2048];
 
        uint8_t lpmConnection { CONNECTION_SERIAL };
 
        FILE * fp = nullptr;
};