SoXtConstrainedViewer.h

// 
 
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#ifndef SOXT_CONSTRAINEDVIEWER_H
#define SOXT_CONSTRAINEDVIEWER_H
 
#include <Inventor/Xt/viewers/SoXtFullViewer.h>
 
// ************************************************************************
 
class SOXT_DLL_API SoXtConstrainedViewer : public SoXtFullViewer {
  SOXT_OBJECT_ABSTRACT_HEADER(SoXtConstrainedViewer, SoXtFullViewer);
 
public:
  void setUpDirection(const SbVec3f & dir);
  const SbVec3f & getUpDirection(void) const;
 
  virtual void setCamera(SoCamera * newcam);
  virtual void saveHomePosition(void);
  virtual void resetToHomePosition(void);
 
protected:
  SoXtConstrainedViewer(Widget parent,
                           const char * const name,
                           SbBool embed,
                           SoXtFullViewer::BuildFlag flag, 
                           SoXtViewer::Type type, 
                           SbBool build);
 
  ~SoXtConstrainedViewer();
 
  virtual void tiltCamera(float delta);
  virtual void bottomWheelMotion(float value);
  virtual void leftWheelMotion(float value);
 
  virtual void changeCameraValues(SoCamera * camera);
  void findUpDirection(SbVec2s mouselocation);
  void checkForCameraUpConstrain(void);
 
private:
  class SoXtConstrainedViewerP * pimpl;
};
 
// ************************************************************************
 
#endif // ! SOXT_CONSTRAINEDVIEWER_H