gzAttach.h

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//*****************************************************************************
// File         : gzAttach.h
// Module       : 
// Description  : Class definition of the gzAttach class
// Author       : Anders Modén      
// Product      : Gizmo3D 2.1.1
//      
// Copyright © 2003- Saab Training Systems AB, Sweden
//          
// NOTE:    Gizmo3D is a high performance 3D Scene Graph and effect visualisation 
//          C++ toolkit for Linux, Mac OS X, Windows (Win32) and IRIX® for  
//          usage in Game or VisSim development.
//
//
// Revision History...                          
//                                  
// Who  Date    Description                     
//                                  
// AMO  981122  Created file    
//
//******************************************************************************
#ifndef __GZ_ATTACH_H__
#define __GZ_ATTACH_H__

#include "gzGroup.h"
#include "gzLod.h"

class gzAttach; // Forward declaration

class gzAttachIdChangeAction : public gzNodeActionInterface
{
public:
    GZ_DECLARE_TYPE_INTERFACE_EXPORT(GZ_GRAPH_EXPORT);  // typed interface

    GZ_GRAPH_EXPORT gzAttachIdChangeAction(gzAttach *owner);

    GZ_GRAPH_EXPORT virtual ~gzAttachIdChangeAction(){};

    GZ_GRAPH_EXPORT virtual gzVoid onAction(gzNodeActionEvent action , gzContext *context , gzNodeActionProvider *trigger ,gzTraverseAction *actionclass ,gzVoid *userdata);

private:

    gzAttach *  m_owner;
};


//******************************************************************************
// Class    : gzAttach
//                                  
// Purpose  : -
//                                  
// Notes    : - 
//                                  
// Revision History...                          
//                                  
// Who  Date    Description                     
//                                  
// AMO  020919  Created 
//                                  
//******************************************************************************
class gzAttach : public gzGroup
{
public:

    GZ_GRAPH_EXPORT gzAttach(const gzString & name=GZ_EMPTY_STRING);

    GZ_GRAPH_EXPORT virtual ~gzAttach();

    GZ_DECLARE_TYPE_INTERFACE_EXPORT(GZ_GRAPH_EXPORT);  // typed interface


    // ---------- Clone interface ---------------------------------------
    GZ_GRAPH_EXPORT virtual gzReference* clone() const;

    // ---------- shotdown some group traversals etc.. ------------------

    GZ_GRAPH_EXPORT virtual gzVoid preTraverseAction( gzTraverseAction *actionclass , gzContext *context);

    GZ_GRAPH_EXPORT gzBool  isTraversable( gzTraverseAction *action , gzNode *node , gzULong index , gzContext *context );

    GZ_GRAPH_EXPORT gzVoid  updateNodeData(gzBool force=FALSE);

    GZ_GRAPH_EXPORT gzVoid  updateNode();

    GZ_GRAPH_EXPORT gzVoid  debugOutputTraverse(gzString base , gzString anchor , gzDebugFlags features);

    GZ_GRAPH_EXPORT virtual gzVoid debugOutput(gzString base , gzString anchor , gzDebugFlags features);

    // ---------- attach interface --------------------------------------

    GZ_GRAPH_EXPORT gzVoid  setAttachID(gzULong id);

    GZ_GRAPH_EXPORT gzVoid  attachGroup();

    GZ_GRAPH_EXPORT gzVoid  detachGroup();
    
private:

    gzULong                                 m_currentAttachID;

    gzRefPointer<gzGroup>                   m_currentGroup;

    gzRefPointer<gzLodForceAction>          m_lodForceAction;

    gzRefPointer<gzAttachIdChangeAction>    m_idChangeAction;

};

#endif

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