Contour2D.h

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//    Copyright 2004-2019, SenseGraphics AB
//
//    This file is part of H3D API.
//
//    H3D API is free software; you can redistribute it and/or modify
//    it under the terms of the GNU General Public License as published by
//    the Free Software Foundation; either version 2 of the License, or
//    (at your option) any later version.
//
//    H3D API is distributed in the hope that it will be useful,
//    but WITHOUT ANY WARRANTY; without even the implied warranty of
//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//    GNU General Public License for more details.
//
//    You should have received a copy of the GNU General Public License
//    along with H3D API; if not, write to the Free Software
//    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//
//    A commercial license is also available. Please contact us at 
//    www.sensegraphics.com for more information.
//
//
//
#ifndef __CONTOUR2D_H__
#define __CONTOUR2D_H__
 
#include <H3D/X3DNode.h>
#include <H3D/MFNode.h>
#include <H3D/NurbsCurve2D.h>
#include <H3D/ContourPolyline2D.h>
#include "GL/glew.h"
 
namespace H3D {
 
 
  class H3DAPI_API Contour2D : 
    public X3DNode {
  public:
 
 
    class H3DAPI_API AddTheChildren: public MFNode {
    public:
 
      virtual void onAdd( Node *n ) {
        MFNode::onAdd( n );
        NurbsCurve2D *nurbs_curve_2D = 
          dynamic_cast< NurbsCurve2D * >( n );
 
        ContourPolyline2D *contour_poly_line_2D = 
          dynamic_cast< ContourPolyline2D * >( n );
 
        if( !nurbs_curve_2D && !contour_poly_line_2D ) {
          stringstream s;
          s << "Expecting NurbsCurve2D or ContourPolyline2D";
          throw InvalidNodeType( n->getTypeName(),
            s.str(),
            H3D_FULL_LOCATION );
        }
        else{
          Contour2D * contourNode2D = 
          static_cast< Contour2D * >( getOwner() );
            contourNode2D->children->push_back( n );
        }
      }
    };
#ifdef __BORLANDC__
    friend class AddTheChildren;
#endif
 
    class H3DAPI_API RemoveTheChildren: public MFNode {
    public:
 
      
      virtual void onRemove( Node *n ) {
        NurbsCurve2D *nurbs_curve_2D = 
          dynamic_cast< NurbsCurve2D * >( n );
 
        ContourPolyline2D *contour_poly_line_2D = 
          dynamic_cast< ContourPolyline2D * >( n );
 
        if( !nurbs_curve_2D && !contour_poly_line_2D ) {
          stringstream s;
          s << "Expecting NurbsCurve2D or ContourPolyline2D";
          throw InvalidNodeType( n->getTypeName(),
            s.str(),
            H3D_FULL_LOCATION );
        }
        else {
          Contour2D * contourNode2D = 
          static_cast< Contour2D * >( getOwner() );
          contourNode2D->children->erase( n );
        }
 
        MFNode::onRemove( n );
      }
    };
#ifdef __BORLANDC__
    friend class RemoveTheChildren;
#endif
 
    class H3DAPI_API CheckTheChildren: public MFNode {
    public:
 
      virtual void onAdd( Node *n ) {
        MFNode::onAdd( n );
        NurbsCurve2D *nurbs_curve_2D = 
          dynamic_cast< NurbsCurve2D * >( n );
 
        ContourPolyline2D *contour_poly_line_2D = 
          dynamic_cast< ContourPolyline2D * >( n );
 
        if( !nurbs_curve_2D && !contour_poly_line_2D ) {
          stringstream s;
          s << "Expecting NurbsCurve2D or ContourPolyline2D";
          throw InvalidNodeType( n->getTypeName(),
            s.str(),
            H3D_FULL_LOCATION );
        }
      }
 
      virtual void onRemove( Node *n ) {
        NurbsCurve2D *nurbs_curve_2D = 
          dynamic_cast< NurbsCurve2D * >( n );
 
        ContourPolyline2D *contour_poly_line_2D = 
          dynamic_cast< ContourPolyline2D * >( n );
 
        if( !nurbs_curve_2D && !contour_poly_line_2D ) {
          stringstream s;
          s << "Expecting NurbsCurve2D or ContourPolyline2D";
          throw InvalidNodeType( n->getTypeName(),
            s.str(),
            H3D_FULL_LOCATION );
        }
 
        MFNode::onRemove( n );
      }
    };
#ifdef __BORLANDC__
    friend class CheckTheChildren;
#endif
 
    void renderTrimmedCurve( GLUnurbsObj *nurbs_object );
 
    Contour2D( Inst< SFNode >             _metadata       = 0,
               Inst< AddTheChildren     > _addChildren     = 0,
               Inst< RemoveTheChildren > _removeChildren = 0,
               Inst< CheckTheChildren   > _children       = 0 );
 
    H3DUniquePtr< AddTheChildren >  addChildren;
 
    H3DUniquePtr< RemoveTheChildren > removeChildren;
 
    H3DUniquePtr< CheckTheChildren > children;
 
    static H3DNodeDatabase database;
  };
}
 
#endif