LibreOffice Module lotuswordpro (master) 1
lwpidxmgr.hxx
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56/*************************************************************************
57 * @file
58 * index manager, to maintain the map between object id and offset
59 ************************************************************************/
60
61#ifndef INCLUDED_LOTUSWORDPRO_INC_LWPIDXMGR_HXX
62#define INCLUDED_LOTUSWORDPRO_INC_LWPIDXMGR_HXX
63
64#include <config_lgpl.h>
65#include "lwpobjid.hxx"
66#include "lwpobjstrm.hxx"
67
71struct LwpKey
72{
74 sal_uInt32 offset = 0;
75};
76
80class LwpIndexManager final
81{
82public:
84private:
85 static const sal_uInt8 MAXOBJECTIDS;
86 std::vector<LwpKey> m_ObjectKeys; //the <id, offset> ordered vector
87 std::vector<LwpKey> m_RootObjs; //For those object ids in RootObjIndex
88 std::vector<sal_uInt32> m_TimeTable; //Time table for object low id compression
89
90 //sal_uInt16 m_nKeyCount;
91 sal_uInt32 m_nKeyCount; //the count of all object
92 std::vector<sal_uInt32> m_TempVec; // a temp vector , store the offset of leafindex
93
94 sal_uInt32 m_ChildIndex[256]; //Offset of leaf index
95 sal_uInt16 m_nLeafCount;
96
97 void ReadRootData(LwpObjectStream *pObjStrm ); //Read root index data
98
99 //Add new method to handle ObjIndex
100 void ReadObjIndexData(LwpObjectStream* pObjStrm);
101 void ReadObjIndex( LwpSvStream *pStrm ); //Read Obj index
102
103 void ReadLeafIndex( LwpSvStream *pStrm ); //Read leaf index obj
104 void ReadLeafData( LwpObjectStream *pStrm ); //Read leaf index obj data
105 void ReadTimeTable( LwpObjectStream *pStrm );
106public:
107 void Read( LwpSvStream *pStrm );
108 sal_uInt32 GetObjOffset( LwpObjectID objid );
109 sal_uInt32 GetObjTime( sal_uInt16 index ) { return m_TimeTable.at(index-1); }
110};
111#endif
112
113/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
LwpIndexManager, to read all index records and maintain the index information.
Definition: lwpidxmgr.hxx:81
sal_uInt32 m_ChildIndex[256]
Definition: lwpidxmgr.hxx:94
static const sal_uInt8 MAXOBJECTIDS
Definition: lwpidxmgr.hxx:85
void ReadLeafIndex(LwpSvStream *pStrm)
@descr Read VO_LEAFOBJINDEX
Definition: lwpidxmgr.cxx:247
sal_uInt16 m_nLeafCount
Definition: lwpidxmgr.hxx:95
void ReadLeafData(LwpObjectStream *pStrm)
@descr Read data in VO_LEAFOBJINDEX
Definition: lwpidxmgr.cxx:260
std::vector< sal_uInt32 > m_TempVec
Definition: lwpidxmgr.hxx:92
void ReadObjIndex(LwpSvStream *pStrm)
@descr Read VO_OBJINDEX
Definition: lwpidxmgr.cxx:226
sal_uInt32 GetObjOffset(LwpObjectID objid)
@descr get object offset per the object id
Definition: lwpidxmgr.cxx:298
std::vector< LwpKey > m_ObjectKeys
Definition: lwpidxmgr.hxx:86
void ReadTimeTable(LwpObjectStream *pStrm)
@descr Read time table in VO_ROOTLEAFOBJINDEX and VO_ROOTOBJINDEX
Definition: lwpidxmgr.cxx:285
std::vector< LwpKey > m_RootObjs
Definition: lwpidxmgr.hxx:87
void Read(LwpSvStream *pStrm)
@descr Read all index records, VO_ROOTLEAFOBJINDEX, VO_ROOTOBJINDEX, VO_LEAFOBJINDEX
Definition: lwpidxmgr.cxx:87
void ReadObjIndexData(LwpObjectStream *pObjStrm)
@descr Read data in VO_OBJINDEX
Definition: lwpidxmgr.cxx:173
sal_uInt32 m_nKeyCount
Definition: lwpidxmgr.hxx:91
void ReadRootData(LwpObjectStream *pObjStrm)
@descr Read data in VO_ROOTOBJINDEX
Definition: lwpidxmgr.cxx:133
sal_uInt32 GetObjTime(sal_uInt16 index)
Definition: lwpidxmgr.hxx:109
std::vector< sal_uInt32 > m_TimeTable
Definition: lwpidxmgr.hxx:88
object id class
Definition: lwpobjid.hxx:79
stream class for LwpObject body data provide stream like interface to read object data
Definition: lwpobjstrm.hxx:77
encapsulate XInputStream to provide SvStream like interfaces
Definition: lwpsvstream.hxx:69
index
key structure used to map id to offset
Definition: lwpidxmgr.hxx:72
LwpObjectID id
Definition: lwpidxmgr.hxx:73
sal_uInt32 offset
Definition: lwpidxmgr.hxx:74
unsigned char sal_uInt8