#ifndef MY3DCANVAS_H
#define MY3DCANVAS_H 
#include <qwidget.h>
#include <Inventor/Qt/viewers/SoQtExaminerViewer.h>
#include <Inventor/nodes/SoSeparator.h>  
#include <Inventor/nodes/SoCube.h>  

class My3DCanvas : public QWidget 
{
   Q_OBJECT
 public:
   My3DCanvas (QWidget *parent=0, const char *name=0);
 signals:
 public slots: 
  void draw(int size);
 private:
   int size;
    SoQtExaminerViewer *eviewer;
    SoSeparator *root;
    SoCube *cube1;
};
#endif