lotuswordpro/source/filter/lwpobjid.hxx

   1 /*************************************************************************
   2  *
   3  *  The Contents of this file are made available subject to the terms of
   4  *  either of the following licenses
   5  *
   6  *         - GNU Lesser General Public License Version 2.1
   7  *         - Sun Industry Standards Source License Version 1.1
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   9  *  Sun Microsystems Inc., October, 2000
  10  *
  11  *  GNU Lesser General Public License Version 2.1
  12  *  =============================================
  13  *  Copyright 2000 by Sun Microsystems, Inc.
  14  *  901 San Antonio Road, Palo Alto, CA 94303, USA
  15  *
  16  *  This library is free software; you can redistribute it and/or
  17  *  modify it under the terms of the GNU Lesser General Public
  18  *  License version 2.1, as published by the Free Software Foundation.
  19  *
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  21  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
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  23  *  Lesser General Public License for more details.
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  25  *  You should have received a copy of the GNU Lesser General Public
  26  *  License along with this library; if not, write to the Free Software
  27  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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  29  *
  30  *
  31  *  Sun Industry Standards Source License Version 1.1
  32  *  =================================================
  33  *  The contents of this file are subject to the Sun Industry Standards
  34  *  Source License Version 1.1 (the "License"); You may not use this file
  35  *  except in compliance with the License. You may obtain a copy of the
  36  *  License at http://www.openoffice.org/license.html.
  37  *
  38  *  Software provided under this License is provided on an "AS IS" basis,
  39  *  WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
  40  *  WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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  42  *  See the License for the specific provisions governing your rights and
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  44  *
  45  *  The Initial Developer of the Original Code is: IBM Corporation
  46  *
  47  *  Copyright: 2008 by IBM Corporation
  48  *
  49  *  All Rights Reserved.
  50  *
  51  *  Contributor(s): _______________________________________
  52  *
  53  *
  54  ************************************************************************/
  55 /*************************************************************************
  56  * @file
  57  *  For LWP filter architecture prototype
  58  ************************************************************************/
  59 /*************************************************************************
  60  * Change History
  61  Jan 2005                       Created
  62  ************************************************************************/
  63
  64 #ifndef _LWPOBJECTID_HXX
  65 #define _LWPOBJECTID_HXX
  66
  67 #include "lwpheader.hxx"
  68 #include "lwpobjstrm.hxx"
  69 #include "lwpdefs.hxx"
  70
  71 class LwpObject;
  72
  73 /**
  74  * @brief       object id class
  75 */
  76 class LwpObjectID
  77 {
  78 public:
  79         LwpObjectID(sal_uInt32 low=0, sal_uInt16 high=0);
  80 private:
  81         sal_uInt32 m_nLow;
  82         sal_uInt16 m_nHigh;
  83         sal_uInt8 m_nIndex;
  84         sal_Bool m_bIsCompressed;
  85 public:
  86         sal_uInt32  Read( LwpSvStream *pStrm );
  87         sal_uInt32 Read( LwpObjectStream *pStrm );
  88         sal_uInt32 ReadIndexed( LwpSvStream* pStrm );
  89         sal_uInt32 ReadIndexed( LwpObjectStream *pStrm );
  90         sal_uInt32 ReadCompressed( LwpSvStream* pStrm, LwpObjectID &prev );
  91         sal_uInt32 ReadCompressed( LwpObjectStream* pObj, LwpObjectID& prev );
  92
  93         sal_uInt32 DiskSize() const;
  94         sal_uInt32 DiskSizeIndexed() const;
  95         BOOL IsNull() const;
  96         sal_Bool IsCompressed();
  97
  98         sal_uInt32 GetLow() const ;
  99         sal_uInt16 GetHigh() const ;
 100         void SetLow(sal_uInt32 nl);
 101         void SetHigh(sal_uInt16 nh);
 102
 103         BOOL operator == (const LwpObjectID &Other) const;
 104         BOOL operator != (const LwpObjectID &Other) const;
 105         sal_Char* GetBuffer(sal_Char* buf);
 106         LwpObject* obj(VO_TYPE tag=VO_INVALID) const;
 107         size_t HashCode() const;
 108 };
 109
 110 inline BOOL LwpObjectID::IsNull() const
 111 {
 112         return (m_nLow == 0) && (m_nHigh == 0);
 113 }
 114
 115 inline BOOL LwpObjectID::operator == (const LwpObjectID &Other) const
 116 {
 117         return (m_nHigh == Other.m_nHigh) && (m_nLow == Other.m_nLow);
 118 }
 119
 120 inline BOOL LwpObjectID::operator != (const LwpObjectID &Other) const
 121 {
 122         return (m_nHigh != Other.m_nHigh) || (m_nLow != Other.m_nLow);
 123 }
 124
 125 inline sal_Bool LwpObjectID::IsCompressed()
 126 {
 127         return m_bIsCompressed;
 128 }
 129 inline sal_uInt32 LwpObjectID::GetLow() const
 130 {
 131         return m_nLow;
 132 }
 133 inline sal_uInt16 LwpObjectID::GetHigh() const
 134 {
 135         return m_nHigh;
 136 }
 137 inline void LwpObjectID::SetLow(sal_uInt32 nl)
 138 {
 139         m_nLow=nl;
 140 }
 141 inline void LwpObjectID::SetHigh(sal_uInt16 nh)
 142 {
 143         m_nHigh = nh;
 144 }
 145 inline size_t LwpObjectID::HashCode() const
 146 {
 147         rtl::OUString str;
 148         if(m_nIndex)
 149         {
 150                 str = rtl::OUString(m_nIndex) + rtl::OUString(m_nHigh);
 151         }
 152         else
 153         {
 154                 str = rtl::OUString(m_nLow) + rtl::OUString(m_nHigh);
 155         }
 156         return str.hashCode();
 157 }
 158
 159 #endif