yocto_pwmoutput.cpp

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/*********************************************************************
 *
 * $Id: yocto_pwmoutput.cpp 28748 2017-10-03 08:23:39Z seb $
 *
 * Implements yFindPwmOutput(), the high-level API for PwmOutput 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
 *  obligations.
 *
 *  THE SOFTWARE AND DOCUMENTATION ARE PROVIDED 'AS IS' WITHOUT
 *  WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING
 *  WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY, FITNESS
 *  FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO
 *  EVENT SHALL LICENSOR BE LIABLE FOR ANY INCIDENTAL, SPECIAL,
 *  INDIRECT OR CONSEQUENTIAL DAMAGES, LOST PROFITS OR LOST DATA,
 *  COST OF PROCUREMENT OF SUBSTITUTE GOODS, TECHNOLOGY OR
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 *  BASIS OF CONTRACT, TORT (INCLUDING NEGLIGENCE), BREACH OF
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 *
 *********************************************************************/


#define _CRT_SECURE_NO_DEPRECATE //do not use windows secure crt
#include "yocto_pwmoutput.h"
#include "yapi/yjson.h"
#include "yapi/yapi.h"
#include <string.h>
#include <stdio.h>
#include <math.h>
#include <stdlib.h>
#define  __FILE_ID__  "pwmoutput"

YPwmOutput::YPwmOutput(const string& func): YFunction(func)
//--- (YPwmOutput initialization)
    ,_enabled(ENABLED_INVALID)
    ,_frequency(FREQUENCY_INVALID)
    ,_period(PERIOD_INVALID)
    ,_dutyCycle(DUTYCYCLE_INVALID)
    ,_pulseDuration(PULSEDURATION_INVALID)
    ,_pwmTransition(PWMTRANSITION_INVALID)
    ,_enabledAtPowerOn(ENABLEDATPOWERON_INVALID)
    ,_dutyCycleAtPowerOn(DUTYCYCLEATPOWERON_INVALID)
    ,_valueCallbackPwmOutput(NULL)
//--- (end of YPwmOutput initialization)
{
    _className="PwmOutput";
}

YPwmOutput::~YPwmOutput()
{
//--- (YPwmOutput cleanup)
//--- (end of YPwmOutput cleanup)
}
//--- (YPwmOutput implementation)
// static attributes
const double YPwmOutput::FREQUENCY_INVALID = YAPI_INVALID_DOUBLE;
const double YPwmOutput::PERIOD_INVALID = YAPI_INVALID_DOUBLE;
const double YPwmOutput::DUTYCYCLE_INVALID = YAPI_INVALID_DOUBLE;
const double YPwmOutput::PULSEDURATION_INVALID = YAPI_INVALID_DOUBLE;
const string YPwmOutput::PWMTRANSITION_INVALID = YAPI_INVALID_STRING;
const double YPwmOutput::DUTYCYCLEATPOWERON_INVALID = YAPI_INVALID_DOUBLE;

int YPwmOutput::_parseAttr(YJSONObject* json_val)
{
    if(json_val->has("enabled")) {
        _enabled =  (Y_ENABLED_enum)json_val->getInt("enabled");
    }
    if(json_val->has("frequency")) {
        _frequency =  floor(json_val->getDouble("frequency") * 1000.0 / 65536.0 + 0.5) / 1000.0;
    }
    if(json_val->has("period")) {
        _period =  floor(json_val->getDouble("period") * 1000.0 / 65536.0 + 0.5) / 1000.0;
    }
    if(json_val->has("dutyCycle")) {
        _dutyCycle =  floor(json_val->getDouble("dutyCycle") * 1000.0 / 65536.0 + 0.5) / 1000.0;
    }
    if(json_val->has("pulseDuration")) {
        _pulseDuration =  floor(json_val->getDouble("pulseDuration") * 1000.0 / 65536.0 + 0.5) / 1000.0;
    }
    if(json_val->has("pwmTransition")) {
        _pwmTransition =  json_val->getString("pwmTransition");
    }
    if(json_val->has("enabledAtPowerOn")) {
        _enabledAtPowerOn =  (Y_ENABLEDATPOWERON_enum)json_val->getInt("enabledAtPowerOn");
    }
    if(json_val->has("dutyCycleAtPowerOn")) {
        _dutyCycleAtPowerOn =  floor(json_val->getDouble("dutyCycleAtPowerOn") * 1000.0 / 65536.0 + 0.5) / 1000.0;
    }
    return YFunction::_parseAttr(json_val);
}


Y_ENABLED_enum YPwmOutput::get_enabled(void)
{
    Y_ENABLED_enum res;
    yEnterCriticalSection(&_this_cs);
    try {
        if (_cacheExpiration <= YAPI::GetTickCount()) {
            if (this->_load_unsafe(YAPI::DefaultCacheValidity) != YAPI_SUCCESS) {
                {
                    yLeaveCriticalSection(&_this_cs);
                    return YPwmOutput::ENABLED_INVALID;
                }
            }
        }
        res = _enabled;
    } catch (std::exception) {
        yLeaveCriticalSection(&_this_cs);
        throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

int YPwmOutput::set_enabled(Y_ENABLED_enum newval)
{
    string rest_val;
    int res;
    yEnterCriticalSection(&_this_cs);
    try {
        rest_val = (newval>0 ? "1" : "0");
        res = _setAttr("enabled", rest_val);
    } catch (std::exception) {
         yLeaveCriticalSection(&_this_cs);
         throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

int YPwmOutput::set_frequency(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("frequency", rest_val);
    } catch (std::exception) {
         yLeaveCriticalSection(&_this_cs);
         throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

double YPwmOutput::get_frequency(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 YPwmOutput::FREQUENCY_INVALID;
                }
            }
        }
        res = _frequency;
    } catch (std::exception) {
        yLeaveCriticalSection(&_this_cs);
        throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

int YPwmOutput::set_period(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("period", rest_val);
    } catch (std::exception) {
         yLeaveCriticalSection(&_this_cs);
         throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

double YPwmOutput::get_period(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 YPwmOutput::PERIOD_INVALID;
                }
            }
        }
        res = _period;
    } catch (std::exception) {
        yLeaveCriticalSection(&_this_cs);
        throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

int YPwmOutput::set_dutyCycle(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("dutyCycle", rest_val);
    } catch (std::exception) {
         yLeaveCriticalSection(&_this_cs);
         throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

double YPwmOutput::get_dutyCycle(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 YPwmOutput::DUTYCYCLE_INVALID;
                }
            }
        }
        res = _dutyCycle;
    } catch (std::exception) {
        yLeaveCriticalSection(&_this_cs);
        throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

int YPwmOutput::set_pulseDuration(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("pulseDuration", rest_val);
    } catch (std::exception) {
         yLeaveCriticalSection(&_this_cs);
         throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

double YPwmOutput::get_pulseDuration(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 YPwmOutput::PULSEDURATION_INVALID;
                }
            }
        }
        res = _pulseDuration;
    } catch (std::exception) {
        yLeaveCriticalSection(&_this_cs);
        throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

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

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

Y_ENABLEDATPOWERON_enum YPwmOutput::get_enabledAtPowerOn(void)
{
    Y_ENABLEDATPOWERON_enum res;
    yEnterCriticalSection(&_this_cs);
    try {
        if (_cacheExpiration <= YAPI::GetTickCount()) {
            if (this->_load_unsafe(YAPI::DefaultCacheValidity) != YAPI_SUCCESS) {
                {
                    yLeaveCriticalSection(&_this_cs);
                    return YPwmOutput::ENABLEDATPOWERON_INVALID;
                }
            }
        }
        res = _enabledAtPowerOn;
    } catch (std::exception) {
        yLeaveCriticalSection(&_this_cs);
        throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

int YPwmOutput::set_enabledAtPowerOn(Y_ENABLEDATPOWERON_enum newval)
{
    string rest_val;
    int res;
    yEnterCriticalSection(&_this_cs);
    try {
        rest_val = (newval>0 ? "1" : "0");
        res = _setAttr("enabledAtPowerOn", rest_val);
    } catch (std::exception) {
         yLeaveCriticalSection(&_this_cs);
         throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

int YPwmOutput::set_dutyCycleAtPowerOn(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("dutyCycleAtPowerOn", rest_val);
    } catch (std::exception) {
         yLeaveCriticalSection(&_this_cs);
         throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

double YPwmOutput::get_dutyCycleAtPowerOn(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 YPwmOutput::DUTYCYCLEATPOWERON_INVALID;
                }
            }
        }
        res = _dutyCycleAtPowerOn;
    } catch (std::exception) {
        yLeaveCriticalSection(&_this_cs);
        throw;
    }
    yLeaveCriticalSection(&_this_cs);
    return res;
}

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

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

int YPwmOutput::_invokeValueCallback(string value)
{
    if (_valueCallbackPwmOutput != NULL) {
        _valueCallbackPwmOutput(this, value);
    } else {
        YFunction::_invokeValueCallback(value);
    }
    return 0;
}

int YPwmOutput::pulseDurationMove(double ms_target,int ms_duration)
{
    string newval;
    if (ms_target < 0.0) {
        ms_target = 0.0;
    }
    newval = YapiWrapper::ysprintf("%dms:%d", (int) floor(ms_target*65536+0.5),ms_duration);
    return this->set_pwmTransition(newval);
}

int YPwmOutput::dutyCycleMove(double target,int ms_duration)
{
    string newval;
    if (target < 0.0) {
        target = 0.0;
    }
    if (target > 100.0) {
        target = 100.0;
    }
    newval = YapiWrapper::ysprintf("%d:%d", (int) floor(target*65536+0.5),ms_duration);
    return this->set_pwmTransition(newval);
}

YPwmOutput *YPwmOutput::nextPwmOutput(void)
{
    string  hwid;

    if(YISERR(_nextFunction(hwid)) || hwid=="") {
        return NULL;
    }
    return YPwmOutput::FindPwmOutput(hwid);
}

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

    if(YISERR(YapiWrapper::getFunctionsByClass("PwmOutput", 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 YPwmOutput::FindPwmOutput(serial+"."+funcId);
}

//--- (end of YPwmOutput implementation)

//--- (YPwmOutput functions)
//--- (end of YPwmOutput functions)