yocto_genericsensor.cpp

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/*********************************************************************
 *
 * $Id: yocto_genericsensor.cpp 28748 2017-10-03 08:23:39Z seb $
 *
 * Implements yFindGenericSensor(), the high-level API for GenericSensor functions
 *
 * - - - - - - - - - License information: - - - - - - - - -
 *
 *  Copyright (C) 2011 and beyond by Yoctopuce Sarl, Switzerland.
 *
 *  Yoctopuce Sarl (hereafter Licensor) grants to you a perpetual
 *  non-exclusive license to use, modify, copy and integrate this
 *  file into your software for the sole purpose of interfacing
 *  with Yoctopuce products.
 *
 *  You may reproduce and distribute copies of this file in
 *  source or object form, as long as the sole purpose of this
 *  code is to interface with Yoctopuce products. You must retain
 *  this notice in the distributed source file.
 *
 *  You should refer to Yoctopuce General Terms and Conditions
 *  for additional information regarding your rights and
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 *
 *  THE SOFTWARE AND DOCUMENTATION ARE PROVIDED 'AS IS' WITHOUT
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 *  WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY, FITNESS
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#define _CRT_SECURE_NO_DEPRECATE //do not use windows secure crt
#include "yocto_genericsensor.h"
#include "yapi/yjson.h"
#include "yapi/yapi.h"
#include <string.h>
#include <stdio.h>
#include <math.h>
#include <stdlib.h>
#define  __FILE_ID__  "genericsensor"

YGenericSensor::YGenericSensor(const string& func): YSensor(func)
//--- (YGenericSensor initialization)
    ,_signalValue(SIGNALVALUE_INVALID)
    ,_signalUnit(SIGNALUNIT_INVALID)
    ,_signalRange(SIGNALRANGE_INVALID)
    ,_valueRange(VALUERANGE_INVALID)
    ,_signalBias(SIGNALBIAS_INVALID)
    ,_signalSampling(SIGNALSAMPLING_INVALID)
    ,_valueCallbackGenericSensor(NULL)
    ,_timedReportCallbackGenericSensor(NULL)
//--- (end of YGenericSensor initialization)
{
    _className="GenericSensor";
}

YGenericSensor::~YGenericSensor()
{
//--- (YGenericSensor cleanup)
//--- (end of YGenericSensor cleanup)
}
//--- (YGenericSensor implementation)
// static attributes
const double YGenericSensor::SIGNALVALUE_INVALID = YAPI_INVALID_DOUBLE;
const string YGenericSensor::SIGNALUNIT_INVALID = YAPI_INVALID_STRING;
const string YGenericSensor::SIGNALRANGE_INVALID = YAPI_INVALID_STRING;
const string YGenericSensor::VALUERANGE_INVALID = YAPI_INVALID_STRING;
const double YGenericSensor::SIGNALBIAS_INVALID = YAPI_INVALID_DOUBLE;

int YGenericSensor::_parseAttr(YJSONObject* json_val)
{
    if(json_val->has("signalValue")) {
        _signalValue =  floor(json_val->getDouble("signalValue") * 1000.0 / 65536.0 + 0.5) / 1000.0;
    }
    if(json_val->has("signalUnit")) {
        _signalUnit =  json_val->getString("signalUnit");
    }
    if(json_val->has("signalRange")) {
        _signalRange =  json_val->getString("signalRange");
    }
    if(json_val->has("valueRange")) {
        _valueRange =  json_val->getString("valueRange");
    }
    if(json_val->has("signalBias")) {
        _signalBias =  floor(json_val->getDouble("signalBias") * 1000.0 / 65536.0 + 0.5) / 1000.0;
    }
    if(json_val->has("signalSampling")) {
        _signalSampling =  (Y_SIGNALSAMPLING_enum)json_val->getInt("signalSampling");
    }
    return YSensor::_parseAttr(json_val);
}


int YGenericSensor::set_unit(const string& newval)
{
    string rest_val;
    int res;
    yEnterCriticalSection(&_this_cs);
    try {
        rest_val = newval;
        res = _setAttr("unit", rest_val);
    } catch (std::exception) {
         yLeaveCriticalSection(&_this_cs);
         throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

double YGenericSensor::get_signalValue(void)
{
    double res = 0.0;
    yEnterCriticalSection(&_this_cs);
    try {
        if (_cacheExpiration <= YAPI::GetTickCount()) {
            if (this->_load_unsafe(YAPI::DefaultCacheValidity) != YAPI_SUCCESS) {
                {
                    yLeaveCriticalSection(&_this_cs);
                    return YGenericSensor::SIGNALVALUE_INVALID;
                }
            }
        }
        res = floor(_signalValue * 1000+0.5) / 1000;
    } catch (std::exception) {
        yLeaveCriticalSection(&_this_cs);
        throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

string YGenericSensor::get_signalUnit(void)
{
    string res;
    yEnterCriticalSection(&_this_cs);
    try {
        if (_cacheExpiration == 0) {
            if (this->_load_unsafe(YAPI::DefaultCacheValidity) != YAPI_SUCCESS) {
                {
                    yLeaveCriticalSection(&_this_cs);
                    return YGenericSensor::SIGNALUNIT_INVALID;
                }
            }
        }
        res = _signalUnit;
    } catch (std::exception) {
        yLeaveCriticalSection(&_this_cs);
        throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

string YGenericSensor::get_signalRange(void)
{
    string res;
    yEnterCriticalSection(&_this_cs);
    try {
        if (_cacheExpiration <= YAPI::GetTickCount()) {
            if (this->_load_unsafe(YAPI::DefaultCacheValidity) != YAPI_SUCCESS) {
                {
                    yLeaveCriticalSection(&_this_cs);
                    return YGenericSensor::SIGNALRANGE_INVALID;
                }
            }
        }
        res = _signalRange;
    } catch (std::exception) {
        yLeaveCriticalSection(&_this_cs);
        throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

int YGenericSensor::set_signalRange(const string& newval)
{
    string rest_val;
    int res;
    yEnterCriticalSection(&_this_cs);
    try {
        rest_val = newval;
        res = _setAttr("signalRange", rest_val);
    } catch (std::exception) {
         yLeaveCriticalSection(&_this_cs);
         throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

string YGenericSensor::get_valueRange(void)
{
    string res;
    yEnterCriticalSection(&_this_cs);
    try {
        if (_cacheExpiration <= YAPI::GetTickCount()) {
            if (this->_load_unsafe(YAPI::DefaultCacheValidity) != YAPI_SUCCESS) {
                {
                    yLeaveCriticalSection(&_this_cs);
                    return YGenericSensor::VALUERANGE_INVALID;
                }
            }
        }
        res = _valueRange;
    } catch (std::exception) {
        yLeaveCriticalSection(&_this_cs);
        throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

int YGenericSensor::set_valueRange(const string& newval)
{
    string rest_val;
    int res;
    yEnterCriticalSection(&_this_cs);
    try {
        rest_val = newval;
        res = _setAttr("valueRange", rest_val);
    } catch (std::exception) {
         yLeaveCriticalSection(&_this_cs);
         throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

int YGenericSensor::set_signalBias(double newval)
{
    string rest_val;
    int res;
    yEnterCriticalSection(&_this_cs);
    try {
        char buf[32]; sprintf(buf,"%d", (int)floor(newval * 65536.0 + 0.5)); rest_val = string(buf);
        res = _setAttr("signalBias", rest_val);
    } catch (std::exception) {
         yLeaveCriticalSection(&_this_cs);
         throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

double YGenericSensor::get_signalBias(void)
{
    double res = 0.0;
    yEnterCriticalSection(&_this_cs);
    try {
        if (_cacheExpiration <= YAPI::GetTickCount()) {
            if (this->_load_unsafe(YAPI::DefaultCacheValidity) != YAPI_SUCCESS) {
                {
                    yLeaveCriticalSection(&_this_cs);
                    return YGenericSensor::SIGNALBIAS_INVALID;
                }
            }
        }
        res = _signalBias;
    } catch (std::exception) {
        yLeaveCriticalSection(&_this_cs);
        throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

Y_SIGNALSAMPLING_enum YGenericSensor::get_signalSampling(void)
{
    Y_SIGNALSAMPLING_enum res;
    yEnterCriticalSection(&_this_cs);
    try {
        if (_cacheExpiration <= YAPI::GetTickCount()) {
            if (this->_load_unsafe(YAPI::DefaultCacheValidity) != YAPI_SUCCESS) {
                {
                    yLeaveCriticalSection(&_this_cs);
                    return YGenericSensor::SIGNALSAMPLING_INVALID;
                }
            }
        }
        res = _signalSampling;
    } catch (std::exception) {
        yLeaveCriticalSection(&_this_cs);
        throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

int YGenericSensor::set_signalSampling(Y_SIGNALSAMPLING_enum newval)
{
    string rest_val;
    int res;
    yEnterCriticalSection(&_this_cs);
    try {
        char buf[32]; sprintf(buf, "%d", newval); rest_val = string(buf);
        res = _setAttr("signalSampling", rest_val);
    } catch (std::exception) {
         yLeaveCriticalSection(&_this_cs);
         throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

YGenericSensor* YGenericSensor::FindGenericSensor(string func)
{
    YGenericSensor* obj = NULL;
    int taken = 0;
    if (YAPI::_apiInitialized) {
        yEnterCriticalSection(&YAPI::_global_cs);
        taken = 1;
    }try {
        obj = (YGenericSensor*) YFunction::_FindFromCache("GenericSensor", func);
        if (obj == NULL) {
            obj = new YGenericSensor(func);
            YFunction::_AddToCache("GenericSensor", func, obj);
        }
    } catch (std::exception) {
        if (taken) yLeaveCriticalSection(&YAPI::_global_cs);
        throw;
    }
    if (taken) yLeaveCriticalSection(&YAPI::_global_cs);
    return obj;
}

int YGenericSensor::registerValueCallback(YGenericSensorValueCallback callback)
{
    string val;
    if (callback != NULL) {
        YFunction::_UpdateValueCallbackList(this, true);
    } else {
        YFunction::_UpdateValueCallbackList(this, false);
    }
    _valueCallbackGenericSensor = callback;
    // Immediately invoke value callback with current value
    if (callback != NULL && this->isOnline()) {
        val = _advertisedValue;
        if (!(val == "")) {
            this->_invokeValueCallback(val);
        }
    }
    return 0;
}

int YGenericSensor::_invokeValueCallback(string value)
{
    if (_valueCallbackGenericSensor != NULL) {
        _valueCallbackGenericSensor(this, value);
    } else {
        YSensor::_invokeValueCallback(value);
    }
    return 0;
}

int YGenericSensor::registerTimedReportCallback(YGenericSensorTimedReportCallback callback)
{
    YSensor* sensor = NULL;
    sensor = this;
    if (callback != NULL) {
        YFunction::_UpdateTimedReportCallbackList(sensor, true);
    } else {
        YFunction::_UpdateTimedReportCallbackList(sensor, false);
    }
    _timedReportCallbackGenericSensor = callback;
    return 0;
}

int YGenericSensor::_invokeTimedReportCallback(YMeasure value)
{
    if (_timedReportCallbackGenericSensor != NULL) {
        _timedReportCallbackGenericSensor(this, value);
    } else {
        YSensor::_invokeTimedReportCallback(value);
    }
    return 0;
}

int YGenericSensor::zeroAdjust(void)
{
    double currSignal = 0.0;
    double currBias = 0.0;
    currSignal = this->get_signalValue();
    currBias = this->get_signalBias();
    return this->set_signalBias(currSignal + currBias);
}

YGenericSensor *YGenericSensor::nextGenericSensor(void)
{
    string  hwid;

    if(YISERR(_nextFunction(hwid)) || hwid=="") {
        return NULL;
    }
    return YGenericSensor::FindGenericSensor(hwid);
}

YGenericSensor* YGenericSensor::FirstGenericSensor(void)
{
    vector<YFUN_DESCR>   v_fundescr;
    YDEV_DESCR             ydevice;
    string              serial, funcId, funcName, funcVal, errmsg;

    if(YISERR(YapiWrapper::getFunctionsByClass("GenericSensor", 0, v_fundescr, sizeof(YFUN_DESCR), errmsg)) ||
       v_fundescr.size() == 0 ||
       YISERR(YapiWrapper::getFunctionInfo(v_fundescr[0], ydevice, serial, funcId, funcName, funcVal, errmsg))) {
        return NULL;
    }
    return YGenericSensor::FindGenericSensor(serial+"."+funcId);
}

//--- (end of YGenericSensor implementation)

//--- (YGenericSensor functions)
//--- (end of YGenericSensor functions)