PolyLineNodeT.hh

/*===========================================================================*\
 *                                                                           *
 *                              OpenFlipper                                  *
 *      Copyright (C) 2001-2009 by Computer Graphics Group, RWTH Aachen      *
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/*===========================================================================*\
 *                                                                           *
 *   $Revision: 6743 $                                                       *
 *   $Author: moebius $                                                      *
 *   $Date: 2009-08-05 11:03:10 +0200 (Mi, 05. Aug 2009) $                   *
 *                                                                           *
\*===========================================================================*/




//=============================================================================
//
// CLASS PolyLineNodeT
//
// Author:  David Bommes <bommes@cs.rwth-aachen.de>
//
//=============================================================================


#ifndef ACG_POLYLINENODET_HH
#define ACG_POLYLINENODET_HH


//== INCLUDES =================================================================

#include <ACG/Scenegraph/MaterialNode.hh>
#include <ACG/Scenegraph/DrawModes.hh>

//== FORWARDDECLARATIONS ======================================================

//== NAMESPACES ===============================================================

namespace ACG {
namespace SceneGraph {

//== CLASS DEFINITION =========================================================




template <class PolyLine>
class PolyLineNodeT : public MaterialNode
{
public:

  // typedefs for easy access
  typedef typename PolyLine::Point Point;

  PolyLineNodeT(PolyLine& _pl,
                BaseNode*    _parent=0,
                std::string  _name="<PolyLineNode>" ) :
    MaterialNode(_parent,
                 _name,
                 MaterialNode::BaseColor |
                 MaterialNode::LineWidth |
                 MaterialNode::PointSize |
                 MaterialNode::RoundPoints),
    polyline_(_pl)
  {
    drawMode(DrawModes::WIREFRAME | DrawModes::POINTS);
    set_point_size(8.0);
    set_line_width(3.0);
    set_round_points(true);
    set_random_color();
  }

  ~PolyLineNodeT() {}

  void set_random_color();

  PolyLine& polyline() { return polyline_; }

  ACG_CLASSNAME(PolyLineNodeT);

  unsigned int availableDrawModes() const;

  void boundingBox(Vec3f& _bbMin, Vec3f& _bbMax);

  void draw(GLState& /*_state*/, unsigned int _drawMode);

  void pick(GLState& _state, PickTarget _target);


private:

  void pick_vertices( GLState& _state );
  void pick_edges( GLState& _state, unsigned int _offset);


  void draw_cylinder( const Point& _p0, const Point& _axis, double _r, GLState& _state);


  PolyLineNodeT(const PolyLineNodeT& _rhs);

  PolyLineNodeT& operator=(const PolyLineNodeT& _rhs);

private:

  PolyLine& polyline_;
};


//=============================================================================
} // namespace SceneGraph
} // namespace ACG
//=============================================================================
#if defined(INCLUDE_TEMPLATES) && !defined(ACG_POLYLINENODET_C)
#define ACG_POLYLINENODET_TEMPLATES
#include "PolyLineNodeT.cc"
#endif
//=============================================================================
#endif // ACG_POLYLINENODET_HH defined
//=============================================================================