yocto_daisychain.h

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/*********************************************************************
 *
 * $Id: yocto_daisychain.h 28748 2017-10-03 08:23:39Z seb $
 *
 * Declares yFindDaisyChain(), the high-level API for DaisyChain functions
 *
 * - - - - - - - - - License information: - - - - - - - - -
 *
 *  Copyright (C) 2011 and beyond by Yoctopuce Sarl, Switzerland.
 *
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 *  source or object form, as long as the sole purpose of this
 *  code is to interface with Yoctopuce products. You must retain
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#ifndef YOCTO_DAISYCHAIN_H
#define YOCTO_DAISYCHAIN_H

#include "yocto_api.h"
#include <cfloat>
#include <cmath>
#include <map>

//--- (YDaisyChain return codes)
//--- (end of YDaisyChain return codes)
//--- (YDaisyChain definitions)
class YDaisyChain; // forward declaration

typedef void (*YDaisyChainValueCallback)(YDaisyChain *func, const string& functionValue);
#ifndef _Y_DAISYSTATE_ENUM
#define _Y_DAISYSTATE_ENUM
typedef enum {
    Y_DAISYSTATE_READY = 0,
    Y_DAISYSTATE_IS_CHILD = 1,
    Y_DAISYSTATE_FIRMWARE_MISMATCH = 2,
    Y_DAISYSTATE_CHILD_MISSING = 3,
    Y_DAISYSTATE_CHILD_LOST = 4,
    Y_DAISYSTATE_INVALID = -1,
} Y_DAISYSTATE_enum;
#endif
#define Y_CHILDCOUNT_INVALID            (YAPI_INVALID_UINT)
#define Y_REQUIREDCHILDCOUNT_INVALID    (YAPI_INVALID_UINT)
//--- (end of YDaisyChain definitions)

//--- (YDaisyChain declaration)
class YOCTO_CLASS_EXPORT YDaisyChain: public YFunction {
#ifdef __BORLANDC__
#pragma option push -w-8022
#endif
//--- (end of YDaisyChain declaration)
protected:
    //--- (YDaisyChain attributes)
    // Attributes (function value cache)
    Y_DAISYSTATE_enum _daisyState;
    int             _childCount;
    int             _requiredChildCount;
    YDaisyChainValueCallback _valueCallbackDaisyChain;

    friend YDaisyChain *yFindDaisyChain(const string& func);
    friend YDaisyChain *yFirstDaisyChain(void);

    // Function-specific method for parsing of JSON output and caching result
    virtual int     _parseAttr(YJSONObject* json_val);

    // Constructor is protected, use yFindDaisyChain factory function to instantiate
    YDaisyChain(const string& func);
    //--- (end of YDaisyChain attributes)

public:
    ~YDaisyChain();
    //--- (YDaisyChain accessors declaration)

    static const Y_DAISYSTATE_enum DAISYSTATE_READY = Y_DAISYSTATE_READY;
    static const Y_DAISYSTATE_enum DAISYSTATE_IS_CHILD = Y_DAISYSTATE_IS_CHILD;
    static const Y_DAISYSTATE_enum DAISYSTATE_FIRMWARE_MISMATCH = Y_DAISYSTATE_FIRMWARE_MISMATCH;
    static const Y_DAISYSTATE_enum DAISYSTATE_CHILD_MISSING = Y_DAISYSTATE_CHILD_MISSING;
    static const Y_DAISYSTATE_enum DAISYSTATE_CHILD_LOST = Y_DAISYSTATE_CHILD_LOST;
    static const Y_DAISYSTATE_enum DAISYSTATE_INVALID = Y_DAISYSTATE_INVALID;
    static const int CHILDCOUNT_INVALID = YAPI_INVALID_UINT;
    static const int REQUIREDCHILDCOUNT_INVALID = YAPI_INVALID_UINT;

    Y_DAISYSTATE_enum   get_daisyState(void);

    inline Y_DAISYSTATE_enum daisyState(void)
    { return this->get_daisyState(); }

    int                 get_childCount(void);

    inline int          childCount(void)
    { return this->get_childCount(); }

    int                 get_requiredChildCount(void);

    inline int          requiredChildCount(void)
    { return this->get_requiredChildCount(); }

    int             set_requiredChildCount(int newval);
    inline int      setRequiredChildCount(int newval)
    { return this->set_requiredChildCount(newval); }

    static YDaisyChain* FindDaisyChain(string func);

    virtual int         registerValueCallback(YDaisyChainValueCallback callback);
    using YFunction::registerValueCallback;

    virtual int         _invokeValueCallback(string value);


    inline static YDaisyChain* Find(string func)
    { return YDaisyChain::FindDaisyChain(func); }

           YDaisyChain     *nextDaisyChain(void);
    inline YDaisyChain     *next(void)
    { return this->nextDaisyChain();}

           static YDaisyChain* FirstDaisyChain(void);
    inline static YDaisyChain* First(void)
    { return YDaisyChain::FirstDaisyChain();}
#ifdef __BORLANDC__
#pragma option pop
#endif
    //--- (end of YDaisyChain accessors declaration)
};

//--- (YDaisyChain functions declaration)

inline YDaisyChain* yFindDaisyChain(const string& func)
{ return YDaisyChain::FindDaisyChain(func);}
inline YDaisyChain* yFirstDaisyChain(void)
{ return YDaisyChain::FirstDaisyChain();}

//--- (end of YDaisyChain functions declaration)

#endif