#pragma once extern "C" __declspec(dllimport) void* XyCreate(); extern "C" __declspec(dllimport) bool XyOpenFile(CXy* pXy, LPCTSTR lpszFileName, bool realTimeDraw); extern "C" __declspec(dllimport) int XyDeleteLayerElement(CXy* pxy, LPCTSTR layerName, BOOL childNode); extern "C" __declspec(dllimport) int XyAddBufferData(CXy * pXy, LPCTSTR data); extern "C" __declspec(dllimport) bool XySaveAs(CXy* pxy, LPCTSTR saveFile);