TrackballManipulator.hpp

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#ifndef DART_GUI_OSG_TRACKBALLMANIPULATOR_HPP_
#define DART_GUI_OSG_TRACKBALLMANIPULATOR_HPP_
 
#include <osgGA/OrbitManipulator>
 
namespace dart {
namespace gui {
namespace osg {
 
#define DART_META_Object(library,name) \
        ::osg::Object* cloneType() const override { return new name (); } \
        ::osg::Object* clone(const ::osg::CopyOp& copyop) const override { return new name (*this,copyop); } \
        bool isSameKindAs(const ::osg::Object* obj) const override { return dynamic_cast<const name *>(obj)!=NULL; } \
        const char* libraryName() const override { return #library; }\
        const char* className() const override { return #name; }
// TODO(JS): Copied from osg/Object. Due to the namespace conflict between osg
// and dart::gui::osg, we need to explicitly specify the root namespace osg as
// ::osg
 
class OSGGA_EXPORT TrackballManipulator : public ::osgGA::OrbitManipulator
{
public:
  TrackballManipulator(int flags=DEFAULT_SETTINGS);
 
  TrackballManipulator(const TrackballManipulator& tm,
                       const ::osg::CopyOp& copyOp = ::osg::CopyOp::SHALLOW_COPY);
 
  virtual ~TrackballManipulator();
 
  bool performMovementLeftMouseButton(const double eventTimeDelta,
                                      const double dx,
                                      const double dy) override;
 
  bool performMovementRightMouseButton(const double eventTimeDelta,
                                       const double dx,
                                       const double dy) override;
 
  DART_META_Object( dart-gui-osg, TrackballManipulator )
  // TODO(MXG): Consider applying the META macros to every dart::gui::osg Node
};
 
} // namespace osg
} // namespace gui
} // namespace dart
 
#endif // DART_GUI_OSG_TRACKBALLMANIPULATOR_HPP_