public IWorkspace GetWorkspace(String _pDatabase, GDBType pGDBType = GDBType.FGDB)
{
ESRI.ArcGIS.Geodatabase.IWorkspaceFactory pWsFactory = null;
IWorkspace pWkspace = null;
if (pGDBType == GDBType.SHP)
{
pWsFactory = new ShapefileWorkspaceFactory();
}
else if (pGDBType == GDBType.RWS)
{
pWsFactory = new RasterWorkspaceFactoryClass();
}
else if (pGDBType == GDBType.MDB)
{
pWsFactory = new AccessWorkspaceFactoryClass();
}
else if (pGDBType == GDBType.FGDB)
{
pWsFactory = new ESRI.ArcGIS.DataSourcesGDB.FileGDBWorkspaceFactoryClass();
}
else if (pGDBType == GDBType.SDE)
{
pWsFactory = new ESRI.ArcGIS.DataSourcesGDB.SdeWorkspaceFactoryClass();
}
try
{
pWkspace = pWsFactory.OpenFromFile(_pDatabase, 0);
}
catch (Exception EX)
{
//MessageBox.Show(EX.ToString());
}
return(pWkspace);
}
/// <summary>
/// 创建栅格数据集
/// </summary>
/// <param name="pGDBType"></param>
/// <param name="pPath"></param>
/// <param name="pFileName"></param>
/// <param name="pWidth"></param>
/// <param name="pHeight"></param>
/// <param name="pXCell"></param>
/// <param name="pYCell"></param>
/// <param name="pNumBand"></param>
/// <returns></returns>
public IRasterDataset CreateRasterDataset(GDBType pGDBType, string pPath, string pFileName, int pWidth, int pHeight, double pXCell, double pYCell, int pNumBand)
{
try
{
IRasterWorkspace2 pRWs = GetWorkspace(pPath, pGDBType) as IRasterWorkspace2;
ISpatialReference sr = new UnknownCoordinateSystemClass();
IPoint origin = new PointClass();
origin.PutCoords(0.0, 0.0);
IRasterDataset rasterDataset = pRWs.CreateRasterDataset(pFileName, "TIFF",
origin, pWidth, pHeight, pXCell, pYCell, pNumBand, rstPixelType.PT_UCHAR, sr,
true);
return(rasterDataset);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
return(null);
}
}
/// <summary>
/// 获取工作空间SDE，文件型数据库，MDB,以及shapefile文件所在工作空间,这里可以用一个枚举
/// </summary>
/// <param name="_pDatabase"></param>
/// <returns></returns>
public IWorkspace GetWorkspace(String _pDatabase, GDBType pGDBType = GDBType.FGDB)
{
ESRI.ArcGIS.Geodatabase.IWorkspaceFactory pWsFactory = null;
IWorkspace pWkspace = null;
if (pGDBType == GDBType.SHP)
{
pWsFactory = new ShapefileWorkspaceFactory();
}
else if (pGDBType == GDBType.RWS)
{
pWsFactory = new RasterWorkspaceFactoryClass();
}
else if (pGDBType == GDBType.MDB)
{
pWsFactory = new AccessWorkspaceFactoryClass();
}
else if (pGDBType == GDBType.FGDB)
{
pWsFactory = new ESRI.ArcGIS.DataSourcesGDB.FileGDBWorkspaceFactoryClass();
}
else if (pGDBType == GDBType.SDE)
{
pWsFactory = new ESRI.ArcGIS.DataSourcesGDB.SdeWorkspaceFactoryClass();
}
try
{
pWkspace = pWsFactory.OpenFromFile(_pDatabase, 0);
}
catch (Exception EX)
{
//MessageBox.Show(EX.ToString());
}
return pWkspace;
}
/// <summary>
/// 创建栅格数据集
/// </summary>
/// <param name="pGDBType"></param>
/// <param name="pPath"></param>
/// <param name="pFileName"></param>
/// <param name="pWidth"></param>
/// <param name="pHeight"></param>
/// <param name="pXCell"></param>
/// <param name="pYCell"></param>
/// <param name="pNumBand"></param>
/// <returns></returns>
public IRasterDataset CreateRasterDataset(GDBType pGDBType, string pPath, string pFileName, int pWidth, int pHeight, double pXCell, double pYCell, int pNumBand)
{
try
{
IRasterWorkspace2 pRWs = GetWorkspace(pPath, pGDBType) as IRasterWorkspace2;
ISpatialReference sr = new UnknownCoordinateSystemClass();
IPoint origin = new PointClass();
origin.PutCoords(0.0, 0.0);
IRasterDataset rasterDataset = pRWs.CreateRasterDataset(pFileName, "TIFF",
origin, pWidth, pHeight, pXCell, pYCell, pNumBand, rstPixelType.PT_UCHAR, sr,
true);
return rasterDataset;
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
return null;
}
}
