51 lines
902 B
C++
51 lines
902 B
C++
#pragma once
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class SHAcDbLayerTableRecPtr
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{
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public:
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SHAcDbLayerTableRecPtr(const TCHAR *pszLayer, AcDb::OpenMode opMode);
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~SHAcDbLayerTableRecPtr();
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int operator !() ;
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operator AcDbLayerTableRecord & ();
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public:
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AcDbLayerTableRecord *m_pLayer;
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};
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inline SHAcDbLayerTableRecPtr::SHAcDbLayerTableRecPtr(const TCHAR *pszLayer, AcDb::OpenMode opMode)
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: m_pLayer(NULL)
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{
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AcDbLayerTable *pLayerTable;
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Acad::ErrorStatus es = acdbCurDwg()->getLayerTable(pLayerTable, 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 = pLayerTable->getAt(pszLayer, m_pLayer, opMode);
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pLayerTable->close();
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}
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inline SHAcDbLayerTableRecPtr::~SHAcDbLayerTableRecPtr()
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{
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if (m_pLayer)
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{
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m_pLayer->close();
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}
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}
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inline int SHAcDbLayerTableRecPtr::operator !()
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{
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return !m_pLayer;
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}
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inline SHAcDbLayerTableRecPtr::operator AcDbLayerTableRecord & ()
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{
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assert(m_pLayer);
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return *m_pLayer;
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} |