perfectstar.h

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/*******************************************************************************
  Copyright(c) 2015 Jasem Mutlaq. All rights reserved.
 
 PerfectStar Focuser
 
 This library is free software; you can redistribute it and/or
 modify it under the terms of the GNU Library General Public
 License version 2 as published by the Free Software Foundation.
 .
 This library 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
 Library 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.
*******************************************************************************/
 
#pragma once
 
#include "indifocuser.h"
#include "hidapi.h"
 
class PerfectStar : public INDI::Focuser
{
    public:
        // Perfect Star (PS) status
        typedef enum { PS_NOOP, PS_IN, PS_OUT, PS_GOTO, PS_SETPOS, PS_LOCKED, PS_HALT = 0xFF } PS_STATUS;
 
        PerfectStar();
        virtual ~PerfectStar() override = default;
 
        virtual bool ISNewNumber(const char *dev, const char *name, double values[], char *names[], int n) override;
 
        const char *getDefaultName() override;
        virtual bool initProperties() override;
        virtual bool updateProperties() override;
        //virtual bool saveConfigItems(FILE *fp) override;
 
        virtual bool Connect() override;
        virtual bool Disconnect() override;
 
        virtual void TimerHit() override;
 
        virtual IPState MoveAbsFocuser(uint32_t targetTicks) override;
        virtual IPState MoveRelFocuser(FocusDirection dir, uint32_t ticks) override;
        virtual bool AbortFocuser() override;
        virtual bool SyncFocuser(uint32_t ticks) override;
 
    private:
        bool setPosition(uint32_t ticks);
        bool getPosition(uint32_t *ticks);
 
        bool setStatus(PS_STATUS targetStatus);
        bool getStatus(PS_STATUS *currentStatus);
 
        //bool sync(uint32_t ticks);
 
        hid_device *handle { nullptr };
        PS_STATUS status { PS_NOOP };
        bool sim { false };
        uint32_t simPosition { 0 };
        uint32_t targetPosition { 0 };
 
        // Max position in ticks
        //    INumber MaxPositionN[1];
        //    INumberVectorProperty MaxPositionNP;
 
        //    // Sync to a particular position
        //    INumber SyncN[1];
        //    INumberVectorProperty SyncNP;
};