private ISymbol method_7(string string_1)
{
int num2;
byte[] buffer = Convert.FromBase64String(string_1);
int num = buffer.Length - 16;
byte[] b = new byte[16];
for (num2 = 0; num2 < 16; num2++)
{
b[num2] = buffer[num2];
}
Guid clsid = new Guid(b);
ESRI.ArcGIS.esriSystem.IPersistStream stream =
Activator.CreateInstance(System.Type.GetTypeFromCLSID(clsid)) as IPersistStream;
byte[] buffer3 = new byte[num];
for (num2 = 0; num2 < num; num2++)
{
buffer3[num2] = buffer[num2 + 16];
}
IMemoryBlobStream pstm = new MemoryBlobStreamClass();
((IMemoryBlobStreamVariant)pstm).ImportFromVariant(buffer3);
stream.Load(pstm);
return(stream as ISymbol);
}
private IElement method_2(object object_0)
{
IMemoryBlobStream o = object_0 as IMemoryBlobStream;
IPropertySet set = new PropertySetClass();
IObjectStream pstm = new ObjectStreamClass
{
Stream = o
};
ESRI.ArcGIS.esriSystem.IPersistStream stream3 = set as ESRI.ArcGIS.esriSystem.IPersistStream;
stream3.Load(pstm);
IElement property = null;
try
{
property = set.GetProperty("Element") as IElement;
}
catch (Exception)
{
}
ComReleaser.ReleaseCOMObject(stream3);
ComReleaser.ReleaseCOMObject(set);
ComReleaser.ReleaseCOMObject(o);
set = null;
return(property);
}
private void btnSaveAs_Click(object sender, EventArgs e)
{
SaveFileDialog dialog = new SaveFileDialog
{
Filter = "空间参考文件 (*.prj)|*.prj",
OverwritePrompt = true
};
if (dialog.ShowDialog() == DialogResult.OK)
{
string fileName = dialog.FileName;
ESRI.ArcGIS.esriSystem.IPersistStream stream =
(ESRI.ArcGIS.esriSystem.IPersistStream) this.ispatialReference_0;
IXMLStream stream2 = new XMLStreamClass();
stream.Save((ESRI.ArcGIS.esriSystem.IStream)stream2, 1);
stream2.SaveToFile(fileName);
string str2 = stream2.SaveToString();
int index = str2.IndexOf("[");
str2 = str2.Substring(index - 6);
index = str2.LastIndexOf("]");
str2 = str2.Substring(0, index + 1);
if (File.Exists(fileName))
{
File.Delete(fileName);
}
using (System.IO.FileStream stream3 = File.Create(fileName))
{
this.method_2(stream3, str2);
}
}
}
/// <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);
}
}
private void method_5()
{
ESRI.ArcGIS.esriSystem.IPersistStream stream =
(ESRI.ArcGIS.esriSystem.IPersistStream) this.ispatialReference_0;
IXMLStream stream2 = new XMLStreamClass();
stream.Save((ESRI.ArcGIS.esriSystem.IStream)stream2, 1);
string str = stream2.SaveToString();
int index = str.IndexOf("[");
str = str.Substring(index - 6);
index = str.LastIndexOf("]");
str = str.Substring(0, index + 1);
}
private string method_6(ISymbol isymbol_0)
{
Guid guid;
object obj2;
ESRI.ArcGIS.esriSystem.IPersistStream stream = (ESRI.ArcGIS.esriSystem.IPersistStream)isymbol_0;
IMemoryBlobStream pstm = new MemoryBlobStreamClass();
IObjectStream stream3 = new ObjectStreamClass
{
Stream = pstm
};
stream.GetClassID(out guid);
stream.Save(pstm, 1);
((IMemoryBlobStreamVariant)pstm).ExportToVariant(out obj2);
System.Array array = obj2 as Array;
byte[] buffer = new byte[array.Length + 16];
guid.ToByteArray().CopyTo(buffer, 0);
array.CopyTo(buffer, 16);
return(Convert.ToBase64String(buffer));
}
