AECSmartReference.h

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// Copyright (C) 2002-2017, Open Design Alliance (the "Alliance"). 
// All rights reserved. 
// 
// This software and its documentation and related materials are owned by 
// the Alliance. The software may only be incorporated into application 
// programs owned by members of the Alliance, subject to a signed 
// Membership Agreement and Supplemental Software License Agreement with the
// Alliance. The structure and organization of this software are the valuable  
// trade secrets of the Alliance and its suppliers. The software is also 
// protected by copyright law and international treaty provisions. Application  
// programs incorporating this software must include the following statement 
// with their copyright notices:
//   
//   This application incorporates Teigha(R) software pursuant to a license 
//   agreement with Open Design Alliance.
//   Teigha(R) Copyright (C) 2002-2017 by Open Design Alliance. 
//   All rights reserved.
//
// By use of this software, its documentation or related materials, you 
// acknowledge and accept the above terms.
 
#ifndef __AECSMARTREFERENCE_H__
#define __AECSMARTREFERENCE_H__
 
#include "AECBase.h"
 
struct AECBASE_API AECSmartReference
{
    public:
        enum Type
        {
            eSimple         = 0,
            eBlock          = 1,
            eBlockReference = 2,
            eXRef           = 3
        };
 
    public:
        AECSmartReference()
        {
            eType = eSimple;
            idRef1 = OdDbObjectId::kNull;
            idRef2 = OdDbObjectId::kNull;
            cUnk1 = 0;
            hObject = 0;
        }
 
        static const AECSmartReference createSimple ( const OdDbObjectId& idObj );
 
        static const AECSmartReference createWithPath ( const OdDbObjectId& idObj, const OdDbObjectId& idPath );
 
        static const AECSmartReference createPathNode ( OdDbDatabase* pPathDB, const OdDbObjectId& idBlockReference );
 
    public:
        bool isNull() const;
 
        bool isValid( bool bSkipNotLoadedXREFs = false,
            const OdRxClass* pTargetClass = 0 ) const;
 
        OdDbObjectId getTargetId() const;
 
        OdDbObjectId getPathId() const;
 
        OdResult getTransform( OdGeMatrix3d& mTransform ) const;
 
        bool operator == ( const AECSmartReference& rRef ) const;
        bool operator != ( const AECSmartReference& rRef ) const;
 
    public:
        // Type of smart reference.
        Type eType;
 
        // Major reference.
        OdDbObjectId idRef1;
 
        // Auxiliary reference.
        OdDbObjectId idRef2;
 
        // Value in front of handle string
        // for XRef reference.
        OdUInt8 cUnk1;
 
        // Handle for XRef reference.
        OdDbHandle hObject;
 
    public:
        AECBASE_API_STATIC static AECSmartReference kNull;
};
 
#endif // __AECSMARTREFERENCE_H__