DtEyepointControlWidgetLogic.h

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/****************************************************************************** 
** Copyright (c) 2020 MAK Technologies, Inc. 
** All rights reserved. 
******************************************************************************/ 
 
 
#pragma once
 
#include <vrvCoreQt/vrvCoreQt.h> 
#include <vrvCore/DtObserver.h>
#include <vrvCore/DtSubjectObserver.h>
#include <vrvUtil/DtSignalConnectionManager.h>

#include <string>

namespace makVrv 
{ 
   class DtDe;
   class DtEyepointControlWidgetInterface;
   class DtInputDriver;
   class DtObserver;

   class DT_DLL_VRVCOREQT DtEyepointControlWidgetLogic : public DtDeObserver
   {

   public:   

      static DtEyepointControlWidgetLogic* create(DtDe& de, 
         DtEyepointControlWidgetInterface* iFace);
         
      virtual ~DtEyepointControlWidgetLogic();
      
      void update();

      void setLinearSpeedGain( int gain );
      
      void setRotationSpeedGain( int gain );
      
      void setOrbitSpeedGain( int gain );
   
      void setScaling( bool trueFalse );
      
      void setConstrain( bool trueFalse );

      void setTerrainDragging( bool trueFalse );
      
      virtual void setModelScaleFactor( int factor );

      virtual void setViewMagnification(double mag);

      virtual void setLodScale(float lodScale);

      virtual void setSpeedScalingMode( 
         DtObserverObject::SpeedScalingMode mode );

      virtual void setSpeedScalingMslModeOffset(double offset);


      virtual void slot_activate(DtDe* de);
      virtual void slot_deactivate(DtDe* de);

   protected:

      DtEyepointControlWidgetLogic(DtDe& de, DtEyepointControlWidgetInterface* iFace);
      
      void setCurrentObserver( DtObserver* observer );
         
      void onObserverAboutToBeDestroyed( DtInputDriver* inputDriver,
         DtObserver* observer );
         
      void onCurrentObserverChanged( DtInputDriver* inputDriver,
         DtObserver* observer );
      
      void onAttachedToChanged( DtObserver* observer );
      
      void onAttachTypeChanged( DtObserver* observer );

      void onObserverModeChanged(  DtObserver* observer, int newObserverMode );

      void onGainPrecisionChanged( DtObserver* observer, int precision );
                 
      void onLinearScaledSpeedGainChanged( DtObserver* observer, int gain );
                 
      void onLinearUnscaledSpeedGainChanged( DtObserver* observer, int gain );
                 
      void onRotationSpeedGainChanged( DtObserver* observer, int gain );
                 
      void onOrbitSpeedGainChanged( DtObserver* observer, int gain );
                 
      void onObserverModeSettingChanged( int observerMode, int settingKey );

      void onObserverModeModelScaleFactorChanged( int observerMode );

      void onObserverModeMaxModelScaleFactorChanged( int observerMode );

      void onObserverViewMagnificationChanged( DtObserver* observer, double mag );

      void onObserverLodScaleChanged(DtObserver* observer, float lodScale);

      void onObserverSpeedScalingModeChanged(  DtObserver* observer, 
         DtObserverObject::SpeedScalingMode mode );

      void onObserverSpeedScalingMslModeOffsetChanged(  DtObserver* observer, 
         double offset );

      void updateObserverMode( int observerMode );

   protected:

      DtDe& myDe;
      DtEyepointControlWidgetInterface* myInterface;
      DtInputDriver* myInputDriver;
      
      DtObserver* myCurrentObserver;
      DtSignalConnectionManager myConnections;
      DtSignalConnectionManager myObserverConnections;
   };
}