AECIndexSpecifierLocation.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 __AECINDEXSPECIFIERLOCATION_H__
#define __AECINDEXSPECIFIERLOCATION_H__
 
#include "Subobjects/GeNg/AECIndexSpecifier.h"
 
class AECBASE_API AECIndexSpecifierLocation : public AECIndexSpecifier
{
    AEC_DECLARE_MEMBERS( AECIndexSpecifierLocation );
 
    public:
        bool IsStart() const;
 
        void SetIsStart( bool bIsStart );
 
        bool IsMiddle() const;
 
        void SetIsMiddle( bool bIsMiddle );
 
        bool IsEnd() const;
 
        void SetIsEnd( bool bIsEnd );
 
        virtual bool IsAppliedTo( OdUInt16 iIndex,
                                  OdUInt16 iNumOfElements ) const;
 
    protected:
        // Location flags.
        union Flags
        {
            OdUInt16        m_iFlags;
            struct
            {
#ifdef ODA_BIGENDIAN
                OdUInt16    uUnused01 : 13;
                OdUInt16    bMiddle   :  1;
                OdUInt16    bEnd      :  1;
                OdUInt16    bStart    :  1;
#else
                OdUInt16    bStart    :  1;
                OdUInt16    bEnd      :  1;
                OdUInt16    bMiddle   :  1;
                OdUInt16    uUnused01 : 13;
#endif
            } m_bBits;
        };
 
    protected:
        // Flags specifying indices location.
        Flags m_uFlags;
};
 
typedef OdSmartPtr<AECIndexSpecifierLocation> AECIndexSpecifierLocationPtr;
typedef AECSubPtr<AECIndexSpecifierLocation> AECIndexSpecifierLocationSubPtr;
 
#endif // __AECINDEXSPECIFIERLOCATION_H__