upm/include/interfaces/iTemperature.hpp

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/*
* Author: Mihai Stefanescu <mihai.stefanescu@rinftech.com>
* Copyright (c) 2018 Intel Corporation.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#pragma once
#include <stdexcept>
namespace upm
{
enum class TemperatureUnit { FAHRENHEIT, KELVIN, CELSIUS };
/**
* @brief Interface for Temperature Measuring Sensors
*/
class iTemperature
{
public:
virtual ~iTemperature() {}
/**
* Measures temperature
*
* @return temperature value in degrees Celsius
*/
virtual float getTemperature() = 0;
/**
* Convert temperature value from Celsius(default) to one
* of the following:
*
* 1. Fahrenheit
* 2. Kelvin
*
* @param celsiusValue Celsius degrees value
* @param unit The temperature unit for the conversion.
* @return The converted temperature value
*/
static float convertCelsiusTo(float celsiusValue, TemperatureUnit unit)
{
float convertedValue = celsiusValue;
switch (unit)
{
case TemperatureUnit::CELSIUS:
break;
case TemperatureUnit::FAHRENHEIT:
convertedValue = celsiusValue * 1.8f + 32;
break;
case TemperatureUnit::KELVIN:
convertedValue += 273.15f;
break;
default:
throw std::invalid_argument("invalid temperature unit");
}
return convertedValue;
}
};
}