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www.mxdraw.com
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McDbEntity::GetxData 方法 (LPCTSTR, McGePoint3d&, short, int)
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www.mxdraw.com
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读取一个点变量值
int GetxData(LPCTSTR szAppName, McGePoint3d& ptPoint, short nType = McDb::kDxfXdXCoord, int nItem = 0) const;
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参数 |
说明 |
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LPCTSTR szAppName |
扩展数据名称 |
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McGePoint3d& ptPoint |
返回该变量值 |
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short nType = McDb::kDxfXdXCoord |
dxf组码 |
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int nItem = 0 |
该值所在位置 |
失败返回-1