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FBX SDK Reference Guide: kfbxprocessorxref.h Source File

#ifndef FBXFILESDK_FBXPROCESSORS_KFBXPROCESSORXREF_H
#define FBXFILESDK_FBXPROCESSORS_KFBXPROCESSORXREF_H

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

 Copyright © 2001 - 2006 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 (collectively the "Data") in these files contain unpublished information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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 The Data may not be disclosed or distributed to third parties, in whole or in
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 THE DATA IS PROVIDED "AS IS" AND WITHOUT WARRANTY.
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 OF THE DATA WILL BE UNINTERRUPTED OR ERROR FREE.

 IN NO EVENT SHALL AUTODESK, ITS AFFILIATES, PARENT COMPANIES, LICENSORS
 OR SUPPLIERS ("AUTODESK GROUP") BE LIABLE FOR ANY LOSSES, DAMAGES OR EXPENSES
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#include <fbxfilesdk/fbxprocessors/fbxprocessors_def.h>

#include <fbxfilesdk/fbxprocessors/kfbxprocessor.h>
#include <fbxfilesdk/components/kbaselib/klib/kmap.h>

namespace FBXPROCESSORS_NAMESPACE {

    class KFBX_DLL KFbxProcessorXRefCopy : public KFbxProcessor
    {
        KFBXOBJECT_DECLARE(KFbxProcessorXRefCopy,KFbxProcessor);

        class KFBX_DLL KFbxMissingUrlHandler
        {
        public:
            virtual ~KFbxMissingUrlHandler();
            virtual void MissingUrl(const KString& pUrl, const KFbxProperty&) = 0;
        };

        public:
            KFbxTypedProperty<fbxString>    OutputDirectory;

            // As we resolve xref and copy assets, do we update properties to
            // now use this relative path?  Defaults to TRUE.
            KFbxTypedProperty<fbxBool1>     UpdateProperties;

            // Default to FALSE -- when set, this informs the processor to track
            // every properties that were modified during the scene processing.
            KFbxTypedProperty<fbxBool1>     TrackUpdatedProperties;

            // Default to TRUE -- when not set, files are only copied if one of
            // the following conditions is met:
            //
            //  1) Target does not exist
            //  2) Target has a different time
            //  3) Target has a different size
            KFbxTypedProperty<fbxBool1>     ForceCopy;

            // Default to TRUE -- when copying a file, also copy its modification
            // time.  A bit of a requirement if you're not going to use ForceCopy.
            KFbxTypedProperty<fbxBool1>     CopyFileTimes;

            // Optional callback; when set, this will be called when an Url cannot be
            // be copied because the source is not found.
            // Memory is owned by the client code, and will not be freed by us.
            KFbxMissingUrlHandler*          MissingUrlHandler;

        // Since KFbxProperty is an opaque type, we can't do an efficient operator <
        // on it, and must keep the data on the object, which can be compared through
        // pointers, and then we can further compare against the property name.
        struct KFbxPropertyUpdate
        {
            KFbxProperty mProperty;
            fbxString    mOriginalValue;

            inline KFbxPropertyUpdate() {}
            inline KFbxPropertyUpdate(const KFbxProperty& pProp, const fbxString& pVal) :
                mProperty(pProp), mOriginalValue(pVal) {}

            inline bool operator <(const KFbxPropertyUpdate& pOther) const
            {
                return strcmp(mProperty.GetName(), pOther.mProperty.GetName()) < 0;
            }
        };
        typedef KSet2<KFbxPropertyUpdate>           KFbxUpdateSet;
        typedef KMap<KFbxObject*, KFbxUpdateSet>    KFbxPropertyUpdateMap;

        // All properties that were updated, with their original value.
        // Will always be empty if TrackUpdatedProperties
        // was not set before calling ProcessCollection/ProcessObject.
        // NOT cleared before each processing run.
        KFbxPropertyUpdateMap& GetUpdatedProperties();

        // If property tracking was enabled, goes through and reverts all changes
        // to the properties.  Does not un-copy the files, naturally.
        void RevertPropertyChanges();

        // This is just a safety net to make sure RevertPropertyChanges is called when
        // this goes out of scope.
        struct KFBX_DLL KFbxAutoRevertPropertyChanges
        {
            KFbxAutoRevertPropertyChanges(KFbxProcessorXRefCopy* pCopy) : mXRefCopy(pCopy) {}
            ~KFbxAutoRevertPropertyChanges()
            {
                if( mXRefCopy )
                    mXRefCopy->RevertPropertyChanges();
            }

            KFbxProcessorXRefCopy* mXRefCopy;
        };

        //  WARNING!
        //  Anything beyond these lines may not be Collectioned accurately and is
        //  subject to change without notice.
        #ifndef DOXYGEN_SHOULD_SKIP_THIS

            protected:
                KFbxPropertyUpdateMap       mUpdatedProperties;

            // Constructor / Destructor
            protected:
                virtual KFbxObject* Clone(KFbxObject* pContainer, KFbxObject::ECloneType pCloneType) const;
                KFbxProcessorXRefCopy(KFbxSdkManager& pManager, char const* pName);
                ~KFbxProcessorXRefCopy();
                virtual void Construct  (const KFbxProcessorXRefCopy* pFrom);
                virtual void Destruct   (bool pRecursive, bool pDependents);
                bool    ConstructProperties(bool pForceSet);
                KFbxProcessorXRefCopy& operator=(const KFbxProcessorXRefCopy&);

                // Implements the rules specified for the ForceCopy property.
                // Also checks the ForceCopy property.
                bool ShouldCopyFile(const KString& pTarget, const KString& pSource) const;

            protected:
                virtual bool                internal_ProcessCollectionBegin (KFbxCollection*     pObject);
                virtual bool                internal_ProcessCollectionEnd   (KFbxCollection*     pObject);
                virtual bool                internal_ProcessObject          (KFbxObject*     pObject);
                bool                        ProcessPathProperty(KFbxProperty &pProperty);
                virtual bool                ValidPropertyForXRefCopy(KFbxObject* pObject, KFbxProperty& lProperty) const;

        #endif // #ifndef DOXYGEN_SHOULD_SKIP_THIS

    };
}

#endif // FBXFILESDK_FBXPROCESSORS_KFBXPROCESSORXREF_H