public static void LoadLayerFromStream(ILayer paramLayer, byte[] paramLayerContent)
{
if (((paramLayer != null) && (paramLayerContent != null)) && (paramLayerContent.Length != 0))
{
IPersistStream stream = paramLayer as IPersistStream;
XMLStream class2 = new XMLStream();
class2.LoadFromBytes(ref paramLayerContent);
stream.Load((IStream)class2);
}
}
public static bool CopySelectedMap(IWorkspace pWorkspace, string strCondition, out IMap pMap)
{
pMap = null;
if (pWorkspace != null)
{
try
{
//读取数据库表内容
Fan.Common.Gis.SysGisTable sysTable = new Fan.Common.Gis.SysGisTable(pWorkspace);
Exception err = null;
Dictionary <string, object> pDic = sysTable.GetRow(_MxdListTable, strCondition, out err);
if (pDic != null)
{
if (pDic.ContainsKey(_MxdListTable_MapField))
{
if (pDic[_MxdListTable_MapField] != null) //这里仅能成功导出当初以文件类型导入的BLOB字段
{
object tempObj = pDic[_MxdListTable_MapField];
IMemoryBlobStreamVariant pMemoryValue;
pMemoryValue = (IMemoryBlobStreamVariant)tempObj;
object objValue;
pMemoryValue.ExportToVariant(out objValue);
byte[] pbyte = objValue as byte[];
IXMLStream pXMLStream = new XMLStream();
pXMLStream.LoadFromBytes(ref pbyte);
IStream pStream = pXMLStream as IStream;
IPersistStream pPersistStream = new MapClass();
pPersistStream.Load(pStream);
pMap = pPersistStream as IMap;
sysTable = null;
return(true);
}
}
}
sysTable = null;
}
catch (Exception err)
{ }
}
return(false);
}
