#ifndef __cpPluginsVTKWidgets__SeedWidget__h__
#define __cpPluginsVTKWidgets__SeedWidget__h__

#include <cpPlugins_VTKWidgets_Export.h>
#include <cpPlugins/Pipeline/Widget.h>
#include <vtkCommand.h>

// -------------------------------------------------------------------------
class vtkImageData;
class vtkPointHandleRepresentation3D;
class vtkPolyData;
class vtkSeedRepresentation;
namespace cpExtensions
{
  namespace Interaction
  {
    class ImageSlicePointPlacer;
    class SeedWidget;
  }
  namespace Visualization
  {
    class WindowLevelImageActor;
  }
}

// -------------------------------------------------------------------------
namespace cpPluginsVTKWidgets
{
  /**
   */
  class cpPlugins_VTKWidgets_EXPORT SeedWidget
    : public cpPlugins::Pipeline::Widget
  {
    cpPluginsObject( SeedWidget, cpPlugins::Pipeline::Widget, Widgets );

  public:
    typedef vtkPointHandleRepresentation3D                     THandleRep;
    typedef vtkSeedRepresentation                              TSeedRep;
    typedef cpExtensions::Interaction::SeedWidget              TWidget;
    typedef cpExtensions::Interaction::ImageSlicePointPlacer   TPlacer;
    typedef cpExtensions::Visualization::WindowLevelImageActor TImageActor;

  public:
    virtual void Clear( ) cpPlugins_OVERRIDE;
    virtual void SetEnabled( bool v ) cpPlugins_OVERRIDE;
    virtual bool GetEnabled( ) const cpPlugins_OVERRIDE;

  protected:
    /**
     */
    class TCallback
      : public vtkCommand
    {
    public:
      static TCallback* New( );
      virtual void Execute(
        vtkObject* caller, unsigned long id, void* data
        ) cpPlugins_OVERRIDE;
      void SetSeeds( vtkPolyData* seeds );

    protected:
      TCallback( );
      virtual ~TCallback( );

    protected:
      vtkPolyData*         m_Seeds;
      std::set< TWidget* > m_Widgets;
    };

  protected:
    inline void _GD0_Image( vtkImageData* image );

  protected:
    std::map< vtkRenderWindowInteractor*, vtkSmartPointer< TWidget > > m_Widgets;
    vtkSmartPointer< TCallback > m_Command;
  };

} // ecapseman

#endif // __cpPluginsVTKWidgets__SeedWidget__h__

// eof - $RCSfile$