/// <summary>
/// 序列化(将对象序列化成字符串)
/// </summary>
/// <param name="xmlByte">序列化字节</param>
/// <param name="obj">序列化对象</param>
/// <returns></returns>
public static byte[] xmlSerializer(object obj)
{
try
{
byte[] xmlByte = null;//保存序列化后的字节
//判断是否支持IPersistStream接口,只有支持该接口的对象才能进行序列化
if (obj is ESRI.ArcGIS.esriSystem.IPersistStream)
{
ESRI.ArcGIS.esriSystem.IPersistStream pStream = obj as ESRI.ArcGIS.esriSystem.IPersistStream;
ESRI.ArcGIS.esriSystem.IXMLStream xmlStream = new ESRI.ArcGIS.esriSystem.XMLStreamClass();
pStream.Save(xmlStream as ESRI.ArcGIS.esriSystem.IStream, 0);
xmlByte = xmlStream.SaveToBytes();
}
return(xmlByte);
}
catch (Exception ex)
{
////*********************************************
////guozheng 2010-12-24 平安夜 added 系统异常日志
//if (ModData.SysLog == null) ModData.SysLog = new clsWriteSystemFunctionLog();
//ModData.SysLog.Write(ex);
////**********************************************
return(null);
}
}
public static string XmlSerializer(System.Object xmlObject, System.String xmlNodeName)
{
System.String elementURI = "http://www.esri.com/schemas/ArcGIS/9.2";
// Create xml writer
ESRI.ArcGIS.esriSystem.IXMLWriter xmlWriterCls = new ESRI.ArcGIS.esriSystem.XMLWriterClass();
// Create xml stream
ESRI.ArcGIS.esriSystem.IXMLStream xmlStreamCls = new ESRI.ArcGIS.esriSystem.XMLStreamClass();
// Explicit Cast for IStream and then write to stream
xmlWriterCls.WriteTo((ESRI.ArcGIS.esriSystem.IStream)xmlStreamCls);
// Serialize
ESRI.ArcGIS.esriSystem.IXMLSerializer xmlSerializerCls = new ESRI.ArcGIS.esriSystem.XMLSerializerClass();
xmlSerializerCls.WriteObject(xmlWriterCls, null, null, xmlNodeName, elementURI, xmlObject);
// Save the xmlObject to an xml file. When using xmlstream the cpu keeps data in memory until it is written to file.
//xmlStreamCls.SaveToFile(@xmlPathFile);
return(xmlStreamCls.SaveToString());
}
public System.Object DeserializeAnXMLFile(System.String xmlPathFile)
{
// Create xmlStream and load in the .XML file
ESRI.ArcGIS.esriSystem.IXMLStream xmlStream = new ESRI.ArcGIS.esriSystem.XMLStreamClass();
xmlStream.LoadFromFile(xmlPathFile);
// Create xmlReader and read the XML stream
ESRI.ArcGIS.esriSystem.IXMLReader xmlReader = new ESRI.ArcGIS.esriSystem.XMLReaderClass();
xmlReader.ReadFrom((ESRI.ArcGIS.esriSystem.IStream)xmlStream); // Explicit Cast
// Create a serializer
ESRI.ArcGIS.esriSystem.IXMLSerializer xmlSerializer = new ESRI.ArcGIS.esriSystem.XMLSerializerClass();
// Return the XML contents
return(xmlSerializer.ReadObject(xmlReader, null, null));
}
private string SpatialReferenceToXml(ISpatialReference sr)
{
System.String elementURI = "http://www.esri.com/schemas/ArcGIS/9.2";
// Create xml writer
ESRI.ArcGIS.esriSystem.IXMLWriter xmlWriter = new ESRI.ArcGIS.esriSystem.XMLWriterClass();
// Create xml stream
ESRI.ArcGIS.esriSystem.IXMLStream xmlStream = new ESRI.ArcGIS.esriSystem.XMLStreamClass();
// Explicit Cast for IStream and then write to stream
xmlWriter.WriteTo((ESRI.ArcGIS.esriSystem.IStream)xmlStream);
// Serialize
ESRI.ArcGIS.esriSystem.IXMLSerializer xmlSerializer = new ESRI.ArcGIS.esriSystem.XMLSerializerClass();
xmlSerializer.WriteObject(xmlWriter, null, null, "spatialreference", elementURI, sr);
return(xmlStream.SaveToString());
}
private string SpatialReferenceToXml(ISpatialReference sr)
{
System.String elementURI = "http://www.esri.com/schemas/ArcGIS/9.2";
// Create xml writer
ESRI.ArcGIS.esriSystem.IXMLWriter xmlWriter = new ESRI.ArcGIS.esriSystem.XMLWriterClass();
// Create xml stream
ESRI.ArcGIS.esriSystem.IXMLStream xmlStream = new ESRI.ArcGIS.esriSystem.XMLStreamClass();
// Explicit Cast for IStream and then write to stream
xmlWriter.WriteTo((ESRI.ArcGIS.esriSystem.IStream)xmlStream);
// Serialize
ESRI.ArcGIS.esriSystem.IXMLSerializer xmlSerializer = new ESRI.ArcGIS.esriSystem.XMLSerializerClass();
xmlSerializer.WriteObject(xmlWriter, null, null, "spatialreference", elementURI, sr);
return xmlStream.SaveToString();
}
private string serializeGeo(ESRI.ArcGIS.Geometry.IGeometry geo, Boolean ESRISerialize)
{
if (ESRISerialize)
{
System.String xmlNodeName = "NodeName";
System.String elementURI = "http://www.esri.com/schemas/ArcGIS/10";
// Create xml writer
ESRI.ArcGIS.esriSystem.IXMLWriter xmlWriter = new ESRI.ArcGIS.esriSystem.XMLWriterClass();
// Create xml stream
ESRI.ArcGIS.esriSystem.IXMLStream xmlStream = new ESRI.ArcGIS.esriSystem.XMLStreamClass();
// Explicit Cast for IStream and then write to stream
xmlWriter.WriteTo((ESRI.ArcGIS.esriSystem.IStream)xmlStream);
// Serialize
ESRI.ArcGIS.esriSystem.IXMLSerializer xmlSerializer = new ESRI.ArcGIS.esriSystem.XMLSerializerClass();
xmlSerializer.WriteObject(xmlWriter, null, null, xmlNodeName, elementURI, geo);
return(xmlStream.SaveToString());
}
else
{
switch (geo.GeometryType)
{
case ESRI.ArcGIS.Geometry.esriGeometryType.esriGeometryPoint:
{
ESRI.ArcGIS.Geometry.IPoint pPnt = (ESRI.ArcGIS.Geometry.IPoint)geo;
return("<Point><X>" + pPnt.X + "</X><Y>" + pPnt.Y + "</Y></Point>");
//break;
}
case ESRI.ArcGIS.Geometry.esriGeometryType.esriGeometryPolyline:
{
string lineString = "<PathArray>";
ESRI.ArcGIS.Geometry.IPolyline pPly = (ESRI.ArcGIS.Geometry.IPolyline)geo;
ESRI.ArcGIS.Geometry.IGeometryCollection pGC = (ESRI.ArcGIS.Geometry.IGeometryCollection)pPly;
for (int i = 0; i < pGC.GeometryCount; i++)
{
lineString = lineString + "<Path><PointArray>";
//ESRI.ArcGIS.Geometry.IGeometry pGeo2 = pGC.get_Geometry(i);
// ESRI.ArcGIS.Geometry.IPath pPath = (ESRI.ArcGIS.Geometry.IPath)pGC.get_Geometry(i);
ESRI.ArcGIS.Geometry.IPointCollection pPointCol = (ESRI.ArcGIS.Geometry.IPointCollection)pGC.get_Geometry(i);
for (int j = 0; j < pPointCol.PointCount; j++)
{
ESRI.ArcGIS.Geometry.IPoint pPathPoint = pPointCol.get_Point(j);
lineString = lineString + "<Point><X>" + pPathPoint.X + "</X><Y>" + pPathPoint.Y + "</Y></Point>";
}
// string tr = pGeo2.GeometryType.ToString();
lineString = lineString + "</PointArray></Path>";
}
lineString = lineString + "</PathArray>";
return(lineString);
// return "<Point><X>" + pPnt.X + "</X><Y>" + pPnt.Y + "</Y></Point>";
// break;
}
default:
{
return("");
// break;
}
}
}
}