sarRequestManager.h

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/******************************************************************************
** Copyright (c) 2025 MAK Technologies
** All rights reserved.
******************************************************************************/
 
//! \file sarRequestManager.h
//! \brief Defines the SAR request manager for handling synthetic aperture radar imagery
//! \ingroup sarClient
 
#pragma once
 
#include "vrePilotSarClient/sarClientPlugin.h"
 
#include <vrvUtil/DtVirtualBaseClass.h>
 
#include "vreMessageManager/vreMessage.h"
 
namespace makVrv
{
//! \brief Forward declaration of the display element class
class DtDe;
 
//! \brief Forward declaration of the simulation object entry class
class DtSimObjectEntry;
} // namespace makVrv
 
//! \brief Forward declaration of the simulation message class
class DtSimMessage;
 
//! \brief Forward declaration of the sensor data interface class
class DtIfSensorData;
 
//! \brief Forward declaration of the zoomable graphics view class
class DtZoomGraphicsView;
 
//! \brief Forward declaration of the Qt graphics pixmap item class
class QGraphicsPixmapItem;
 
//! \brief Manager for SAR image requests and responses
//!
//! The DtSarRequestManager handles requests for Synthetic Aperture Radar (SAR) imagery,
//! processes the responses, and manages the display of SAR images. It maintains the
//! state of the most recent SAR response and provides an interface for viewing
//! the captured SAR images.
class DT_DLL_sarClient DtSarRequestManager : public makVrv::DtVirtualBaseClass
{
public:
   //! \brief Constructor
   //! \param de Reference to the display element
   DtSarRequestManager(makVrv::DtDe& de);
 
   //! \brief Virtual destructor
   virtual ~DtSarRequestManager() override;
 
   //! \brief Returns the singleton instance of the DtSarRequestManager
   //! \param de Reference to the display element
   //! \return Reference to the singleton instance
   //!
   //! This method implements the singleton pattern, creating the instance if it doesn't exist
   static DtSarRequestManager& instance(makVrv::DtDe& de);
 
public:
   //! \brief Handles SAR response messages
   //! \param msg Pointer to the message containing the SAR response
   //! \return Message processing result
   //!
   //! Processes SAR response messages from the RadarFx service, updates the display,
   //! and caches the response filename
   virtual makVre::DtVreMessageResult handleSarResponse(makVre::DtVreMessage* msg);
 
   //! \brief Gets the filename of the most recent SAR response image
   //! \return String containing the path to the most recent SAR image file
   std::string lastResponseFilename();
 
protected:
   //! \brief Reference to the display element
   makVrv::DtDe& myDe;
 
   //! \brief Filename of the most recently received SAR image
   std::string myLastResponseFilename;
 
   //! \brief Widget used to display SAR images with zoom capability
   DtZoomGraphicsView* mySarResponseWidget;
 
   //! \brief Pixmap item used to render the SAR image in the graphics view
   QGraphicsPixmapItem* mySarResponsePixmap;
};