ArcObjects c++ 获取栅格或矢量图层的范围

double xLeft = 0;n double yBottom = 0;n double xRight = 0;n double yUpper = 0;n if (0 == inputType)n n //获取矢量图层的范围n CComBSTR srcPath;n srcPath = GeoProcessHander::QString2BSTR(inputPath);n CComBS