#ifndef __cpExtensions__QT__SimpleMPRWidget__h__
#define __cpExtensions__QT__SimpleMPRWidget__h__

#include <cpExtensions/Config.h>

#ifdef cpExtensions_QT4

// TODO: #include <cpExtensions/Visualization/MeshActor.h>
#include <QWidget>
#include <vtkSmartPointer.h>
#include <map>
#include <set>

// -------------------------------------------------------------------------
class vtkDataSet;
class vtkProp;
class vtkPropCollection;

namespace Ui { class SimpleMPRWidget; }

// -------------------------------------------------------------------------
namespace cpExtensions
{
  namespace QT
  {
    class MPR3DWidget;
    class ImageWidget;

    /**
     */
    class cpExtensions_EXPORT SimpleMPRWidget
      : public QWidget
    {
      Q_OBJECT;

    public:
      typedef SimpleMPRWidget Self;
      typedef QWidget         Superclass;

      typedef vtkSmartPointer< vtkPropCollection > TProp;
      typedef std::set< TProp >                    TProps;

      // typedef cpExtensions::Visualization::MeshActor TMeshActor;

    public:
      explicit SimpleMPRWidget( QWidget* parent = NULL, Qt::WindowFlags f = 0 );
      virtual ~SimpleMPRWidget( );

      void Configure( char q1, char q2, char q3, char q4 );

      bool HasImage( ) const;
      void SetImage( vtkImageData* image, const std::string& name );

      bool Add( vtkDataSet* data, const std::string& name );

      TProps GetViewProps( const std::string& name ) const;
      TProps GetImageProps( ) const;

      vtkRenderWindowInteractor* GetXInteractor( );
      const vtkRenderWindowInteractor* GetXInteractor( ) const;
      vtkRenderWindowInteractor* GetYInteractor( );
      const vtkRenderWindowInteractor* GetYInteractor( ) const;
      vtkRenderWindowInteractor* GetZInteractor( );
      const vtkRenderWindowInteractor* GetZInteractor( ) const;
      vtkRenderWindowInteractor* GetWInteractor( );
      const vtkRenderWindowInteractor* GetWInteractor( ) const;

      vtkRenderWindow* GetXRenderWindow( );
      const vtkRenderWindow* GetXRenderWindow( ) const;
      vtkRenderWindow* GetYRenderWindow( );
      const vtkRenderWindow* GetYRenderWindow( ) const;
      vtkRenderWindow* GetZRenderWindow( );
      const vtkRenderWindow* GetZRenderWindow( ) const;
      vtkRenderWindow* GetWRenderWindow( );
      const vtkRenderWindow* GetWRenderWindow( ) const;

      void GetScalarRange( double r[ 2 ] ) const;
      void GetWindowLevel( double wl[ 2 ] ) const;
      double GetImageOpacity( ) const;
      unsigned char GetImageInterpolation( ) const;

      void SetScalarRange( double r[ 2 ] );
      void SetWindowLevel( double wl[ 2 ] );
      void SetImageOpacity( double o );
      void SetImageInterpolation( unsigned char i );

      /* TODO
         std::vector< vtkProp* > GetActors( const std::string& name ) const;
      */

      void ResetCameras( );
      void Render( );

    private slots:
      void _SyncBottom( int a, int b );
      void _SyncTop( int a, int b );
      void _ConfigurationButton( );

    protected:
      Ui::SimpleMPRWidget* m_UI;

      ImageWidget* m_XImage;
      ImageWidget* m_YImage;
      ImageWidget* m_ZImage;
      MPR3DWidget* m_3DView;

      std::string m_MainImageName;
      vtkSmartPointer< vtkImageData > m_MainImage;
    };

  } // ecapseman

} // ecapseman

#endif // cpExtensions_QT4

#endif // __cpExtensions__QT__SimpleMPRWidget__h__

// eof - $RCSfile$