lotuswordpro/source/filter/lwpobjid.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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   7  *         - GNU Lesser General Public License Version 2.1
   8  *         - Sun Industry Standards Source License Version 1.1
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  10  *  Sun Microsystems Inc., October, 2000
  11  *
  12  *  GNU Lesser General Public License Version 2.1
  13  *  =============================================
  14  *  Copyright 2000 by Sun Microsystems, Inc.
  15  *  901 San Antonio Road, Palo Alto, CA 94303, USA
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  17  *  This library is free software; you can redistribute it and/or
  18  *  modify it under the terms of the GNU Lesser General Public
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  31  *
  32  *  Sun Industry Standards Source License Version 1.1
  33  *  =================================================
  34  *  The contents of this file are subject to the Sun Industry Standards
  35  *  Source License Version 1.1 (the "License"); You may not use this file
  36  *  except in compliance with the License. You may obtain a copy of the
  37  *  License at http://www.openoffice.org/license.html.
  38  *
  39  *  Software provided under this License is provided on an "AS IS" basis,
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  41  *  WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
  42  *  MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
  43  *  See the License for the specific provisions governing your rights and
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  45  *
  46  *  The Initial Developer of the Original Code is: IBM Corporation
  47  *
  48  *  Copyright: 2008 by IBM Corporation
  49  *
  50  *  All Rights Reserved.
  51  *
  52  *  Contributor(s): _______________________________________
  53  *
  54  *
  55  ************************************************************************/
  56 /*************************************************************************
  57  * @file
  58  *  For LWP filter architecture prototype
  59  ************************************************************************/
  60 /*************************************************************************
  61  * Change History
  62  Jan 2005           Created
  63  ************************************************************************/
  64
  65 #ifndef INCLUDED_LOTUSWORDPRO_SOURCE_FILTER_LWPOBJID_HXX
  66 #define INCLUDED_LOTUSWORDPRO_SOURCE_FILTER_LWPOBJID_HXX
  67
  68 #include <sal/config.h>
  69
  70 #include <rtl/ref.hxx>
  71
  72 #include "lwpheader.hxx"
  73 #include "lwpobjstrm.hxx"
  74 #include "lwpdefs.hxx"
  75
  76 class LwpObject;
  77
  78 /**
  79  * @brief   object id class
  80 */
  81 class LwpObjectID
  82 {
  83 public:
  84     LwpObjectID(sal_uInt32 low=0, sal_uInt16 high=0);
  85 private:
  86     sal_uInt32 m_nLow;
  87     sal_uInt16 m_nHigh;
  88     sal_uInt8 m_nIndex;
  89     bool m_bIsCompressed;
  90 public:
  91     sal_uInt32 Read( LwpSvStream *pStrm );
  92     sal_uInt32 Read( LwpObjectStream *pStrm );
  93     sal_uInt32 ReadIndexed( LwpSvStream* pStrm );
  94     sal_uInt32 ReadIndexed( LwpObjectStream *pStrm );
  95     sal_uInt32 ReadCompressed( LwpObjectStream* pObj, LwpObjectID& prev );
  96
  97     /**
  98      * @descr       return the size of object id with format: low(4bytes)+high(2bytes)
  99     */
 100     static sal_uInt32 DiskSize() { return sizeof(sal_uInt32) + sizeof(sal_uInt16); } // sizeof(m_nLow) + sizeof(m_nHigh)
 101     sal_uInt32 DiskSizeIndexed() const;
 102     bool IsNull() const;
 103     bool IsCompressed();
 104
 105     sal_uInt32 GetLow() const ;
 106     sal_uInt16 GetHigh() const ;
 107     void SetLow(sal_uInt32 nl);
 108     void SetHigh(sal_uInt16 nh);
 109
 110     bool operator == (const LwpObjectID &Other) const;
 111     bool operator != (const LwpObjectID &Other) const;
 112     rtl::Reference<LwpObject> obj(VO_TYPE tag=VO_INVALID) const;
 113     size_t HashCode() const;
 114 };
 115
 116 inline bool LwpObjectID::IsNull() const
 117 {
 118     return (m_nLow == 0) && (m_nHigh == 0);
 119 }
 120
 121 inline bool LwpObjectID::operator == (const LwpObjectID &Other) const
 122 {
 123     return (m_nHigh == Other.m_nHigh) && (m_nLow == Other.m_nLow);
 124 }
 125
 126 inline bool LwpObjectID::operator != (const LwpObjectID &Other) const
 127 {
 128     return (m_nHigh != Other.m_nHigh) || (m_nLow != Other.m_nLow);
 129 }
 130
 131 inline bool LwpObjectID::IsCompressed()
 132 {
 133     return m_bIsCompressed;
 134 }
 135 inline sal_uInt32 LwpObjectID::GetLow() const
 136 {
 137     return m_nLow;
 138 }
 139 inline sal_uInt16 LwpObjectID::GetHigh() const
 140 {
 141     return m_nHigh;
 142 }
 143 inline void LwpObjectID::SetLow(sal_uInt32 nl)
 144 {
 145     m_nLow=nl;
 146 }
 147 inline void LwpObjectID::SetHigh(sal_uInt16 nh)
 148 {
 149     m_nHigh = nh;
 150 }
 151 inline size_t LwpObjectID::HashCode() const
 152 {
 153     OUString str;
 154     if(m_nIndex)
 155     {
 156         str = OUString(m_nIndex) + OUString(m_nHigh);
 157     }
 158     else
 159     {
 160         str = OUString(m_nLow) + OUString(m_nHigh);
 161     }
 162     return str.hashCode();
 163 }
 164
 165 #endif
 166
 167 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */