//Rvt导出为Ifc 事件
private void Uiapp_Idling(object sender, Autodesk.Revit.UI.Events.IdlingEventArgs e)
{
if (count != 0)
{
return;
}
if (File.Exists(rvtName))
{
try
{
Document doc = uiapp.Application.OpenDocumentFile(rvtName);
using (Transaction transaction = new Transaction(doc, "ifcexporter"))
{
transaction.Start();
IFCExportOptions opt = null;
doc.Export(path, ifcName, opt);
transaction.Commit();
}
doc.Close();
return;
}
catch (Exception ex)
{
TaskDialog.Show("error", ex.ToString());
}
finally
{
#region 发送生成的ifc
if (File.Exists(rvtName.Replace(".rvt", ".ifc")))
{
using (var fs = new FileStream(rvtName.Replace(".rvt", ".ifc"), FileMode.Open))
{
// 封包体
byte[] bodyBytes = new byte[fs.Length];
fs.Read(bodyBytes, 0, bodyBytes.Length);
fs.Close();
// 封包头
PkgHeader header = new PkgHeader();
header.Id = ++id;
header.BodySize = bodyBytes.Length;
byte[] headerBytes = server.StructureToByte <PkgHeader>(header);
// 组合最终发送的封包 (封包头+封包体)
byte[] sendBytes = GetSendBuffer(headerBytes, bodyBytes);
server.Send(ID, sendBytes, sendBytes.Length);
}
delDir(path);//发送完成，删除文件
}
else
{
TaskDialog.Show("", rvtName.Replace(".rvt", ".ifc"));
}
#endregion
}
count++;
}
}
private HandleResult Server_OnReceive(IntPtr connId, int length)
{
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
#region 收数据
// 需要长度
int required = pkgInfo.Length;
// 剩余大小
int remain = length;
while (remain >= required)
{
IntPtr bufferPtr = IntPtr.Zero;
try
{
remain -= required;
bufferPtr = Marshal.AllocHGlobal(required);
if (server.Fetch(connId, bufferPtr, required) == FetchResult.Ok)
{
if (pkgInfo.IsHeader == true)
{
PkgHeader header = (PkgHeader)Marshal.PtrToStructure(bufferPtr, typeof(PkgHeader));
required = header.BodySize;
}
else
{
//intptr转byte[]
byte[] bytes = new byte[required];
Marshal.Copy(bufferPtr, bytes, 0, required);
using (var fs = new FileStream(rvtName, FileMode.Create))
{
fs.Write(bytes, 0, bytes.Length);
fs.Close();
}
required = pkgHeaderSize;
}
// 在后面赋值,因为前面需要用到pkgInfo.Length
pkgInfo.IsHeader = !pkgInfo.IsHeader;
pkgInfo.Length = required;
if (server.SetExtra(connId, pkgInfo) == false)
{
return(HandleResult.Error);
}
}
}
catch
{
return(HandleResult.Error);
}
finally
{
if (bufferPtr != IntPtr.Zero)
{
Marshal.FreeHGlobal(bufferPtr);
bufferPtr = IntPtr.Zero;
}
}
}
#endregion
return(HandleResult.Ok);
}