读取矢量文件中的点数据，用VC++6.0来写的，把矢量文件分成点线面分别来写

#ifndef __REGISTRY_H__ #define __REGISTRY_H__ class CRegistry { public: CRegistry(); ~CRegistry(); int m_nLastError; // CRegistry properties protected: HKEY m_hRootKey; BOOL m_bLazyWrite; CString m_strCurrentPath; public: inline BOOL PathIsValid() {