vrfDisplayUnitsSettingsManager.h

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/******************************************************************************
** Copyright (c) 2016 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/


#pragma once

#include <vrfGuiCore/vrfGuiCore.h>
#include <vrvUtil/DtVirtualBaseClass.h>
#include <vrvUtil/DtUnitConverterCollection.h>

#include <vrvCore/DtDisplayUnitsSettingsManager.h>

#include <boost/signals2.hpp>

namespace makVrv
{
   class DtDe;
}

namespace makVrf
{
   const makVrv::DtUnitConverterCollection::DisplayUnitType DtTemperatureUnit =
      (makVrv::DtUnitConverterCollection::DisplayUnitType)(makVrv::DtUnitConverterCollection::End_DisplayUnitTypes + 1);

   class DtTemperatureConverter;

   class DT_DLL_VRFGUICORE DtVrfDisplayUnitsSettingsManager : public makVrv::DtVirtualBaseClass
   {
   public:
      enum TemperatureUnits
      {
         UnitsCelsius,
         UnitsFahrenheit,
         UnitsKelvin,
         End_TemperatureUnits
      };

   public:
      DtVrfDisplayUnitsSettingsManager(makVrv::DtDe&);

      virtual ~DtVrfDisplayUnitsSettingsManager();

      virtual void setTemperatureUnits(TemperatureUnits units);
      virtual TemperatureUnits currentTemperatureUnits() const;
      
      virtual void setTemperatureDecimals(int);
      virtual int currentTemperatureDecimals() const;

      virtual makVrv::DtUnicode temperatureUnitNotation(TemperatureUnits temperatureUnit) const;
      virtual makVrv::DtUnicode currentTemperatureUnitNotation() const;

      virtual double convertTemperatureUnitNativeToDisplay( double temp ) const;

      virtual std::string convertTemperatureUnitNativeToDisplayString( double temp ) const;

      virtual double convertTemperature(DtVrfDisplayUnitsSettingsManager::TemperatureUnits temperatureUnit, double) const;

      virtual double revertTemperature(DtVrfDisplayUnitsSettingsManager::TemperatureUnits temperatureUnit, double) const;

      virtual double convertTemperatureUnitDisplayToNative( double temp ) const;

      virtual std::string valueToText( double value, int decimals ) const;

      virtual void setTemperatureConverter(DtTemperatureConverter*);
      virtual DtTemperatureConverter* temperatureConverter() const;

      virtual makVrv::DtUnicode currentAirspeedUnitNotation() const;

      virtual std::string convertAirspeedUnitNativeToDisplayString(double mps) const;

      virtual void setAirspeedUnits(makVrv::DtDisplayUnitsConverter::VelocityUnits units);
      virtual  makVrv::DtDisplayUnitsConverter::VelocityUnits currentAirspeedUnits() const;

      virtual void setAirspeedDecimals(int);
      virtual int currentAirspeedDecimals() const;

      virtual double convertAirspeed(makVrv::DtDisplayUnitsConverter::VelocityUnits velocityUnit, double) const;

      static DtVrfDisplayUnitsSettingsManager& instance(makVrv::DtDe&);
      static void registerInstance(makVrv::DtDe&, DtVrfDisplayUnitsSettingsManager*);

      boost::signals2::signal<void (TemperatureUnits from, TemperatureUnits to)> signal_temperatureUnitsChanged;

      boost::signals2::signal<void (int)> signal_temperatureDecimalsChanged;

      boost::signals2::signal<void(makVrv::DtDisplayUnitsConverter::VelocityUnits from, makVrv::DtDisplayUnitsConverter::VelocityUnits to)> signal_airspeedUnitsChanged;

      boost::signals2::signal<void(int)> signal_airspeedDecimalsChanged;

   protected:
      virtual void initializeTemperatureUnits();
      virtual void sanityCheckTemperatureUnits();

   protected:
      DtTemperatureConverter* myTemperatureConverter;
      makVrv::DtDe& myDe;
   };

   class DT_DLL_VRFGUICORE DtTemperatureConverter
   {
   public:
      DtTemperatureConverter();

      virtual ~DtTemperatureConverter();

      virtual double convertTemperature(DtVrfDisplayUnitsSettingsManager::TemperatureUnits temperatureUnit, double) const;

      virtual double revertTemperature(DtVrfDisplayUnitsSettingsManager::TemperatureUnits temperatureUnit, double) const;
   };
}