79 lines
1.5 KiB
C++
79 lines
1.5 KiB
C++
#pragma once
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class SHAcDbBlockTableRecPtr
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{
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public:
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SHAcDbBlockTableRecPtr(const TCHAR *pszBlock = ACDB_MODEL_SPACE,
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AcDb::OpenMode opMode = AcDb::kForRead, AcDbDatabase *pDb = NULL);
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SHAcDbBlockTableRecPtr(const AcDbObjectId &id, AcDb::OpenMode opMode = AcDb::kForRead);
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~SHAcDbBlockTableRecPtr();
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int operator !();
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operator AcDbBlockTableRecord & ();
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void Close();
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public:
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AcDbBlockTableRecord *m_pBlockTableRec;
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};
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inline SHAcDbBlockTableRecPtr::SHAcDbBlockTableRecPtr(const AcDbObjectId &id, AcDb::OpenMode opMode)
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: m_pBlockTableRec(NULL)
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{
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acdbOpenObject(m_pBlockTableRec, id, opMode);
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}
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inline SHAcDbBlockTableRecPtr::SHAcDbBlockTableRecPtr(const TCHAR *pszBlock, AcDb::OpenMode opMode,
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AcDbDatabase *pDb)
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: m_pBlockTableRec(NULL)
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{
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if (!pDb)
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{
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pDb = acdbCurDwg();
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}
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AcDbBlockTable *pBlockTable;
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Acad::ErrorStatus es = pDb->getBlockTable(pBlockTable, AcDb::kForRead);
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if (es != Acad::eOk)
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{
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return;
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}
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es = pBlockTable->getAt(pszBlock, m_pBlockTableRec, opMode);
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pBlockTable->close();
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}
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inline SHAcDbBlockTableRecPtr::~SHAcDbBlockTableRecPtr()
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{
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if (m_pBlockTableRec)
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{
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m_pBlockTableRec->close();
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}
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}
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inline int SHAcDbBlockTableRecPtr::operator !()
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{
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return !m_pBlockTableRec;
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}
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inline void SHAcDbBlockTableRecPtr::Close()
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{
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if (m_pBlockTableRec)
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{
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m_pBlockTableRec->close();
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}
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m_pBlockTableRec = NULL;
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}
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inline SHAcDbBlockTableRecPtr::operator AcDbBlockTableRecord & ()
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{
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assert(m_pBlockTableRec);
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return *m_pBlockTableRec;
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}
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