Inline.h

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//    Copyright 2004, 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 __INLINE_H__
#define __INLINE_H__

#include "X3DChildNode.h"
#include "X3DUrlObject.h"
#include "X3DBoundedObject.h"
#include "H3DDisplayListObject.h"
#include "Group.h"
#include "DEFNodes.h"

namespace H3D {

  class H3DAPI_API Inline : 
    public X3DChildNode,
    public X3DBoundedObject,
    public X3DUrlObject,
    public H3DDisplayListObject {
  public:

    class LoadedScene: 
      public TypedField< DependentMFNode< Group,
                             FieldRef< H3DDisplayListObject,
                                       H3DDisplayListObject::DisplayList,
                                       &H3DDisplayListObject::displayList >,
                             true >,
                        Types< SFBool, MFString > > {
    public:
      ~LoadedScene() {
        clear( ownerId() );
      }

    protected:
      typedef TypedField< DependentMFNode< Group,
                             FieldRef< H3DDisplayListObject,
                                       H3DDisplayListObject::DisplayList,
                                       &H3DDisplayListObject::displayList >,
                             true >,
                        Types< SFBool, MFString > > LoadedSceneBase;
      virtual void update();

      virtual void onAdd( Node *n );

      virtual void onRemove( Node *n );
      
    };

    class H3DAPI_API SFBound: 
      public TypedField< X3DBoundedObject::SFBound,
                         void,
                         AnyNumber< X3DBoundedObject::SFBound > > {
      virtual void update();
    };

    Inline( Inst< SFNode      >  _metadata   = 0,
            Inst< DisplayList > _displayList = 0,
            Inst< MFString    >  _url        = 0,
            Inst< SFBound     > _bound       = 0,
            Inst< SFVec3f     >  _bboxCenter = 0,
            Inst< SFVec3f     >  _bboxSize   = 0,
            Inst< SFBool      >  _load       = 0,
            Inst< LoadedScene > _loadedScene = 0 );

    virtual ~Inline() {
      exported_nodes.clear();
    }

    virtual void initialize() {
      const Vec3f &size = bboxSize->getValue();
      if( size.x == -1 && size.y == -1 && size.z == -1 ) {
        NodeVector children_nodes = loadedScene->getValue();
        use_union_bound = true;
        // set the values againg in order to run onNodeAdd again
        // with use_union_bound set to true to set the routes.
        loadedScene->setValue( children_nodes, id );
      } else {
        use_union_bound = false;
        BoxBound *bb = new BoxBound();
        bb->center->setValue( bboxCenter->getValue() );
        bb->size->setValue( bboxSize->getValue() );
        bound->setValue( bb );
      }
      X3DChildNode::initialize();
    }

    virtual void render();

#ifdef USE_HAPTICS

    virtual void traverseSG( TraverseInfo &ti );
#endif

    auto_ptr< SFBool >  load;
    
    auto_ptr< LoadedScene > loadedScene;

    // if true a route will be set up between the bound field of the
    // loadedScene field and the bound field of the inline node. 
    bool use_union_bound;

    static H3DNodeDatabase database;

    X3D::DEFNodes exported_nodes;
  };
}

#endif

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