/lib/fbxsdk/include/fbxfilesdk/kfbxplugins/kfbxclonemanager.h

/*!  \file kfbxclonemanager.h
 */

#ifndef FBXFILESDK_KFBXPLUGINS_KFBXCLONEMANAGER_H
#define FBXFILESDK_KFBXPLUGINS_KFBXCLONEMANAGER_H

/**************************************************************************************

 Copyright Š 2001 - 2008 Autodesk, Inc. and/or its licensors.
 All Rights Reserved.

 The coded instructions, statements, computer programs, and/or related material 
 (collectively the "Data") in these files contain unpublished information 
 proprietary to Autodesk, Inc. and/or its licensors, which is protected by 
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 treaties. 
 
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 THE DATA IS PROVIDED "AS IS" AND WITHOUT WARRANTY.
 ALL WARRANTIES ARE EXPRESSLY EXCLUDED AND DISCLAIMED. AUTODESK MAKES NO
 WARRANTY OF ANY KIND WITH RESPECT TO THE DATA, EXPRESS, IMPLIED OR ARISING
 BY CUSTOM OR TRADE USAGE, AND DISCLAIMS ANY IMPLIED WARRANTIES OF TITLE, 
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 OF THE DATA WILL BE UNINTERRUPTED OR ERROR FREE. 
 
 IN NO EVENT SHALL AUTODESK, ITS AFFILIATES, PARENT COMPANIES, LICENSORS
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#include <fbxfilesdk/components/kbaselib/kaydaradef_h.h>
#include <fbxfilesdk/components/kbaselib/kaydara.h>
#include <fbxfilesdk/kfbxplugins/kfbxobject.h>
#include <fbxfilesdk/fbxcore/kfbxquery.h>
#include <fbxfilesdk/fbxcore/fbxcollection/kfbxpropertymap.h>
#include <fbxfilesdk/components/kbaselib/klib/karrayul.h>

#include <fbxfilesdk/fbxfilesdk_nsbegin.h>



/** \brief The clone manager is a utility for cloning entire networks of KFbxObjects.
  *        Options are availible for specifying how the clones inherit the connections
  *        of the original.
  *
  * \nosubgrouping
  */
class KFBX_DLL KFbxCloneManager
{
public:

    //! Maximum depth to clone dependents.
    static const int sMaximumCloneDepth;

    //! connect to objects that are connected to original object
    static const int sConnectToOriginal;

    /** connect to clones of objects that are connected to original object
      * (only if those original objects are also in the clone set)
      */
    static const int sConnectToClone;

    /** This represents an element in a set of objects to be cloned
      */
    struct KFBX_DLL CloneSetElement
    {
    public:
        CloneSetElement( int pSrcPolicy = 0,
                         int pExternalDstPolicy = 0,
                         KFbxObject::ECloneType pCloneType = KFbxObject::eREFERENCE_CLONE );

        //! the type of cloning to perform
        KFbxObject::ECloneType mType;

        /** Policy on how to handle source connections on the original object. Valid values are 0
          * or any bitwise OR'd combination of sConnectToOriginal, and sConnectToClone.
          */
        int mSrcPolicy;

        /** policy on how to handle destination connections on the original object to
          * objects NOT in the clone set. (Destination connections to objects in the set
          * are handled by that object's source policy) Valid values are 0 or sConnectToOriginal.
          */
        int mExternalDstPolicy;

        /** This is a pointer to the newly created clone.
          * It is set after the call to KFbxCloneManager::Clone()
          */
        KFbxObject* mObjectClone;
    };

    /** Functor to compare object pointers
      */
    class KFBX_DLL KFbxObjectCompare {
        public:
        inline int operator()(KFbxObject* const& pKeyA, KFbxObject* const& pKeyB) const
        {
            return (pKeyA < pKeyB) ? -1 : ((pKeyB < pKeyA) ? 1 : 0);
        }
    };

    /** The CloneSet is a collection of pointers to objects that will be cloned in Clone()
      * Attached to each object is a CloneSetElement. Its member variables dictate how
      * the corresponding object will be cloned, and how it will inherit connections
      * on the original object.
      */
    typedef KMap<KFbxObject*,CloneSetElement,KFbxObjectCompare> CloneSet;

    /** Constructor
      */
    KFbxCloneManager();

    /** Destructor
      */
    virtual ~KFbxCloneManager();

    /** Clone all objects in the set using the given policies for duplication
      * of connections. Each CloneSetElement in the set will have its mObjectClone
      * pointer set to the newly created clone.
      * \param pSet Set of objects to clone
      * \param pContainer This object (typically a scene or document) will contain the new clones
      * \return true if all objects were cloned, false otherwise.
      */
    virtual bool Clone( CloneSet& pSet, KFbxObject* pContainer = NULL ) const;

    /** Add all dependents of the given object to the CloneSet.
      * Dependents of items already in the set are ignored to prevent
      * infinite recursion on cyclic dependencies.
      * \param pSet The set to add items.
      * \param pObject Object to add dependents to
	  * \param pCloneOptions  
      * \param pTypes Types of dependent objects to consider
      * \param pDepth Maximum recursive depth. Valid range is [0,sMaximumCloneDepth]
        */
    virtual void AddDependents( CloneSet& pSet,
                        const KFbxObject* pObject,
                        const CloneSetElement& pCloneOptions = CloneSetElement(),
                        KFbxCriteria pTypes = KFbxCriteria::ObjectType(KFbxObject::ClassId),
                        int pDepth = sMaximumCloneDepth ) const;


///////////////////////////////////////////////////////////////////////////////
//
//  WARNING!
//
//  Anything beyond these lines may not be documented accurately and is
//  subject to change without notice.
//
///////////////////////////////////////////////////////////////////////////////
#ifndef DOXYGEN_SHOULD_SKIP_THIS
    protected:
        bool CloneConnections( CloneSet::RecordType* pIterator, const CloneSet& pSet ) const;

#endif // #ifndef DOXYGEN_SHOULD_SKIP_THIS
};

#include <fbxfilesdk/fbxfilesdk_nsend.h>

#endif // FBXFILESDK_KFBXPLUGINS_KFBXCLONEMANAGER_H