mitkPickManipulator.h

/*=========================================================================

  Program:   3DMed
  Date:      $Date: 2014-02-25 18:30:00 +0800 $
  Version:   $Version: 4.6.0 $
  Copyright: MIPG, Institute of Automation, Chinese Academy of Sciences

=========================================================================*/



#ifndef __mitkPickManipulator_h
#define __mitkPickManipulator_h

#include "mitkWidgetModel.h"
#include "mitkManipulator.h"

const int MITK_PICK_BUFFER_SIZE = 128;

class MITK_VISUALIZATION_API mitkPickManipulator : public mitkManipulator
{
public:
    MITK_TYPE(mitkPickManipulator, mitkManipulator)

    virtual void PrintSelf(ostream &os);

    mitkPickManipulator();
    mitkPickManipulator(mitkScene *scene);

    void ClearPickResult();

    mitkWidgetModel* GetPickedObject() { return m_PickedWidgets.owner; }

protected:
    virtual ~mitkPickManipulator();
    
    // Picking widgets.
    bool _pick(int xPos, int yPos);

    // Render scene in GL_SELECT mode.
    void _selectRender();

    // Process the hits.
    bool _processHits(GLint hits);

    // Initialize some data.
    void _init();

    WidgetNames m_PickedWidgets;
    GLuint m_PickBuffer[MITK_PICK_BUFFER_SIZE];
    GLdouble m_PickBox;

    bool m_EnableDepthTest;

private:
    mitkPickManipulator(const mitkPickManipulator&);
    void operator = (const mitkPickManipulator&);

};


//#define DEFINED_mitkPickManipulator



#endif

---