#ifndef __CPPLUGINS__INTERFACE__BASEMPRWIDGET__H__
#define __CPPLUGINS__INTERFACE__BASEMPRWIDGET__H__

#include <cpPlugins/Interface/cpPlugins_Interface_Export.h>
#include <cpPlugins/Interface/Config.h>

#ifdef cpPlugins_Interface_QT4

#include <map>
#include <string>

#include <QWidget>

#include <vtkSmartPointer.h>
#include <vtkImageData.h>
#include <vtkPolyDataMapper.h>
#include <vtkPolyDataNormals.h>
#include <vtkQuadricLODActor.h>
#include <vtkStripper.h>

#include <cpExtensions/Visualization/MPRObjects.h>

// -------------------------------------------------------------------------
class QTreeWidgetItem;
class QVTKWidget;

namespace Ui
{
  class BaseMPRWidget;
}

// -------------------------------------------------------------------------
namespace cpPlugins
{
  namespace Interface
  {
    // Some forward declarations
    class DataObject;

    /**
     */
    class cpPlugins_Interface_EXPORT BaseMPRWidget
      : public QWidget
    {
      Q_OBJECT;

    public:
      typedef cpExtensions::Visualization::MPRObjects TMPRObjects;

      typedef TMPRObjects::TStyle                   TStyle;
      typedef TMPRObjects::TMouseCommand            TMouseCommand;
      typedef TMPRObjects::TMouseWheelCommand       TMouseWheelCommand;
      typedef TMPRObjects::TKeyCommand              TKeyCommand;
      typedef TMPRObjects::TVoidCommand             TVoidCommand;
      typedef TMPRObjects::TMouseMoveCommand        TMouseMoveCommand;
      typedef TMPRObjects::TMouseClickCommand       TMouseClickCommand;
      typedef TMPRObjects::TMouseDoubleClickCommand TMouseDoubleClickCommand;
      typedef TMPRObjects::TExposeCommand           TExposeCommand;
      typedef TMPRObjects::TConfigureCommand        TConfigureCommand;
      typedef TMPRObjects::TEnterCommand            TEnterCommand;
      typedef TMPRObjects::TLeaveCommand            TLeaveCommand;

    public:
      explicit BaseMPRWidget( QWidget* parent = 0 );
      virtual ~BaseMPRWidget( );

      // Data management
      bool AddData(
        DataObject* data, const std::string& name,
        const std::string& parent
        );
      bool SetMainImage( const std::string& name );
      void DeleteData( const std::string& name );
      void DeleteAllData( );

      // Some visualization accessors
      void SetDataColor(
        const std::string& name,
        const double& r, const double& g, const double& b
        );
      void ShowData( const std::string& name );
      void HideData( const std::string& name );

      vtkRenderWindowInteractor* GetInteractor( unsigned int i );

      // Visual objects accessors
      std::string GetSelectedData( ) const;

    protected:
      QTreeWidgetItem* _FindItemInTree( const std::string& name ) const;
      QTreeWidgetItem* _UpdateTreeItem(
        const std::string& name,
        const std::string& parent
        );

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

    protected:
      Ui::BaseMPRWidget*             m_UI;
      vtkSmartPointer< TMPRObjects > m_MPRObjects;
      QVTKWidget*                    m_VTK[ 4 ];

      struct PolyDataActor
      {
        vtkPolyData*        Mesh;
        vtkPolyDataNormals* Normals;
        vtkStripper*        Stripper;
        vtkPolyDataMapper*  Mapper;
        vtkQuadricLODActor* Actor;

        PolyDataActor( );
        virtual ~PolyDataActor( );
        void Configure( vtkPolyData* pd );
      };

      struct Data
      {
        enum { IMAGE, MESH } Tag;
        DataObject*          Source;
        union
        {
          vtkImageData* Image;
          PolyDataActor Mesh;
        };

        Data( );
        virtual ~Data( );

        Data& operator=( const Data& data );

        DataObject* GetSourceDataObject( );
        const DataObject* GetSourceDataObject( ) const;
        void SetSourceDataObject( DataObject* dobj );

        vtkImageData* GetImage( );
        vtkPolyData* GetMesh( );
        vtkProp* GetMeshActor( );
      };

      std::string m_MainImage;
      std::map< std::string, Data >        m_Data;
      std::map< std::string, std::string > m_Tree;
    };

  } // ecapseman

} // ecapseman

#endif // cpPlugins_Interface_QT4

#endif // __CPPLUGINS__INTERFACE__BASEMPRWIDGET__H__

// eof - $RCSfile$