private IFCType GetIfcType(string path)
{
IFCType result = IFCType.None;
IntPtr ifcModel = ifcEngine.OpenModelUnicode(IntPtr.Zero, path, Constants.IFC2X3_SCHEMA_NAME);
if (ifcModel != IntPtr.Zero)
{
ifcEngine.GetSPFFHeaderItem(ifcModel, 9, 0, IfcEngine.SdaiType.String, out IntPtr outputValue);
string headerItem = Marshal.PtrToStringAnsi(outputValue);
if (!string.IsNullOrEmpty(headerItem))
{
if (headerItem.Contains(IFCType.IFC2.ToString()))
{
result = IFCType.IFC2;
}
else if (headerItem.Contains(IFCType.IFC4.ToString()))
{
result = IFCType.IFC4;
}
}
ifcEngine.CloseModel(ifcModel);
}
return(result);
}
private bool ParseIfcFile(string sPath)
{
if (File.Exists(sPath))
{
IntPtr ifcModel = _ifcEngine.OpenModel(IntPtr.Zero, sPath, "IFC2X3_TC1.exp");
string xmlSettings_IFC2x3 = @"IFC2X3-Settings.xml";
string xmlSettings_IFC4 = @"IFC4-Settings.xml";
if (ifcModel != IntPtr.Zero)
{
IntPtr outputValue = IntPtr.Zero;
_ifcEngine.GetSPFFHeaderItem(ifcModel, 9, 0, IfcEngine.SdaiType.String, out outputValue);
string s = Marshal.PtrToStringAnsi(outputValue);
XmlTextReader textReader = null;
if (string.IsNullOrEmpty(s) || s.Contains("IFC2"))
{
textReader = new XmlTextReader(xmlSettings_IFC2x3);
}
else if (s.Contains("IFC4"))
{
_ifcEngine.CloseModel(ifcModel);
ifcModel = _ifcEngine.OpenModel(IntPtr.Zero, sPath, "IFC4.exp");
if (ifcModel != IntPtr.Zero)
{
textReader = new XmlTextReader(xmlSettings_IFC4);
}
}
if (textReader == null)
{
return(false);
}
// if node type us an attribute
while (textReader.Read())
{
textReader.MoveToElement();
if (textReader.AttributeCount > 0)
{
if (textReader.LocalName == "object")
{
if (textReader.GetAttribute("name") != null)
{
string Name = textReader.GetAttribute("name").ToString();
//string Desc = textReader.GetAttribute("description").ToString();
RetrieveObjects(ifcModel, Name, Name);
}
}
}
}
int a = 0;
GenerateGeometry(ifcModel, _rootIfcItem, ref a);
// Generate Tree Control
_treeData.BuildTree(this, ifcModel, _rootIfcItem, _treeControl);
_ifcEngine.CloseModel(ifcModel);
return(true);
}
}
return(false);
}
private void CreateHeaderTreeItems()
{
var tnHeaderInfo = new TreeViewItem()
{
Header = "Header Info"
};
treeControl.Items.Add(tnHeaderInfo);
// Descriptions
var tnDescriptions = new TreeViewItem()
{
Header = "Descriptions"
};
tnHeaderInfo.Items.Add(tnDescriptions);
int counter = 0;
while (IFCEngine.GetSPFFHeaderItem(IfcModel, 0, counter++, IfcEngine.SdaiType.Unicode, out IntPtr description) == IntPtr.Zero)
{
var tnDescription = new TreeViewItem()
{
Header = Marshal.PtrToStringUni(description)
};
tnDescriptions.Items.Add(tnDescription);
}
// ImplementationLevel
IFCEngine.GetSPFFHeaderItem(IfcModel, 1, 0, IfcEngine.SdaiType.Unicode, out IntPtr implementationLevel);
var tnImplementationLevel = new TreeViewItem()
{
Header = "ImplementationLevel = '" + Marshal.PtrToStringUni(implementationLevel) + "'"
};
tnHeaderInfo.Items.Add(tnImplementationLevel);
// Name
IFCEngine.GetSPFFHeaderItem(IfcModel, 2, 0, IfcEngine.SdaiType.Unicode, out IntPtr name);
this.ModelName = Marshal.PtrToStringUni(name);
var tnName = new TreeViewItem()
{
Header = "Name = '" + Marshal.PtrToStringUni(name) + "'"
};
tnHeaderInfo.Items.Add(tnName);
// TimeStamp
IFCEngine.GetSPFFHeaderItem(IfcModel, 3, 0, IfcEngine.SdaiType.Unicode, out IntPtr timeStamp);
var tnTimeStamp = new TreeViewItem()
{
Header = "TimeStamp = '" + Marshal.PtrToStringUni(timeStamp) + "'"
};
tnHeaderInfo.Items.Add(tnTimeStamp);
// Authors
var tnAuthors = new TreeViewItem()
{
Header = "Authors"
};
tnHeaderInfo.Items.Add(tnAuthors);
counter = 0;
while (IFCEngine.GetSPFFHeaderItem(IfcModel, 4, counter++, IfcEngine.SdaiType.Unicode, out IntPtr author) == IntPtr.Zero)
{
var tnAuthor = new TreeViewItem()
{
Header = Marshal.PtrToStringUni(author)
};
tnAuthors.Items.Add(tnAuthor);
}
// Organizations
var tnOrganizations = new TreeViewItem()
{
Header = "Organizations"
};
tnHeaderInfo.Items.Add(tnOrganizations);
counter = 0;
while (IFCEngine.GetSPFFHeaderItem(IfcModel, 5, counter++, IfcEngine.SdaiType.Unicode, out IntPtr organization) == IntPtr.Zero)
{
var tnOrganization = new TreeViewItem()
{
Header = Marshal.PtrToStringUni(organization)
};
tnOrganizations.Items.Add(tnOrganization);
}
// PreprocessorVersion
IFCEngine.GetSPFFHeaderItem(IfcModel, 6, 0, IfcEngine.SdaiType.Unicode, out IntPtr preprocessorVersion);
var tnPreprocessorVersion = new TreeViewItem()
{
Header = "PreprocessorVersion = '" + Marshal.PtrToStringUni(preprocessorVersion) + "'"
};
tnHeaderInfo.Items.Add(tnPreprocessorVersion);
// OriginatingSystem
IFCEngine.GetSPFFHeaderItem(IfcModel, 7, 0, IfcEngine.SdaiType.Unicode, out IntPtr originatingSystem);
var tnOriginatingSystem = new TreeViewItem()
{
Header = "OriginatingSystem = '" + Marshal.PtrToStringUni(originatingSystem) + "'"
};
tnHeaderInfo.Items.Add(tnOriginatingSystem);
// Authorization
IFCEngine.GetSPFFHeaderItem(IfcModel, 8, 0, IfcEngine.SdaiType.Unicode, out IntPtr authorization);
var tnAuthorization = new TreeViewItem()
{
Header = "Authorization = '" + Marshal.PtrToStringUni(authorization) + "'"
};
tnHeaderInfo.Items.Add(tnAuthorization);
// FileSchemas
var tnFileSchemas = new TreeViewItem()
{
Header = "FileSchemas"
};
tnHeaderInfo.Items.Add(tnFileSchemas);
counter = 0;
while (IFCEngine.GetSPFFHeaderItem(IfcModel, 9, counter++, IfcEngine.SdaiType.Unicode, out IntPtr fileSchema) == IntPtr.Zero)
{
var tnFileSchema = new TreeViewItem()
{
Header = Marshal.PtrToStringUni(fileSchema)
};
tnFileSchemas.Items.Add(tnFileSchema);
}
}
/// <summary>
/// Helper
/// </summary>
private void CreateHeaderTreeItems()
{
// Header info
TreeViewItem tnHeaderInfo = new TreeViewItem()
{
Header = "Header Info"
};
_treeControl.Items.Add(tnHeaderInfo);
// Descriptions
TreeViewItem tnDescriptions = new TreeViewItem()
{
Header = "Descriptions"
};
tnHeaderInfo.Items.Add(tnDescriptions);
int i = 0;
IntPtr description;
while (_ifcEngine.GetSPFFHeaderItem(_ifcModel, 0, i++, IfcEngine.SdaiType.Unicode, out description) == IntPtr.Zero)
{
TreeViewItem tnDescription = new TreeViewItem()
{
Header = Marshal.PtrToStringUni(description)
};
tnDescriptions.Items.Add(tnDescription);
}
// ImplementationLevel
IntPtr implementationLevel;
_ifcEngine.GetSPFFHeaderItem(_ifcModel, 1, 0, IfcEngine.SdaiType.Unicode, out implementationLevel);
TreeViewItem tnImplementationLevel = new TreeViewItem()
{
Header = "ImplementationLevel = '" + Marshal.PtrToStringUni(implementationLevel) + "'"
};
tnHeaderInfo.Items.Add(tnImplementationLevel);
// Name
IntPtr name;
_ifcEngine.GetSPFFHeaderItem(_ifcModel, 2, 0, IfcEngine.SdaiType.Unicode, out name);
TreeViewItem tnName = new TreeViewItem()
{
Header = "Name = '" + Marshal.PtrToStringUni(name) + "'"
};
tnHeaderInfo.Items.Add(tnName);
// TimeStamp
IntPtr timeStamp;
_ifcEngine.GetSPFFHeaderItem(_ifcModel, 3, 0, IfcEngine.SdaiType.Unicode, out timeStamp);
TreeViewItem tnTimeStamp = new TreeViewItem()
{
Header = "TimeStamp = '" + Marshal.PtrToStringUni(timeStamp) + "'"
};
tnHeaderInfo.Items.Add(tnTimeStamp);
// Authors
TreeViewItem tnAuthors = new TreeViewItem()
{
Header = "Authors"
};
tnHeaderInfo.Items.Add(tnAuthors);
i = 0;
IntPtr author;
while (_ifcEngine.GetSPFFHeaderItem(_ifcModel, 4, i++, IfcEngine.SdaiType.Unicode, out author) == IntPtr.Zero)
{
TreeViewItem tnAuthor = new TreeViewItem()
{
Header = Marshal.PtrToStringUni(author)
};
tnAuthors.Items.Add(tnAuthor);
}
// Organizations
TreeViewItem tnOrganizations = new TreeViewItem()
{
Header = "Organizations"
};
tnHeaderInfo.Items.Add(tnOrganizations);
i = 0;
IntPtr organization;
while (_ifcEngine.GetSPFFHeaderItem(_ifcModel, 5, i++, IfcEngine.SdaiType.Unicode, out organization) == IntPtr.Zero)
{
TreeViewItem tnOrganization = new TreeViewItem()
{
Header = Marshal.PtrToStringUni(organization)
};
tnOrganizations.Items.Add(tnOrganization);
}
// PreprocessorVersion
IntPtr preprocessorVersion;
_ifcEngine.GetSPFFHeaderItem(_ifcModel, 6, 0, IfcEngine.SdaiType.Unicode, out preprocessorVersion);
TreeViewItem tnPreprocessorVersion = new TreeViewItem()
{
Header = "PreprocessorVersion = '" + Marshal.PtrToStringUni(preprocessorVersion) + "'"
};
tnHeaderInfo.Items.Add(tnPreprocessorVersion);
// OriginatingSystem
IntPtr originatingSystem;
_ifcEngine.GetSPFFHeaderItem(_ifcModel, 7, 0, IfcEngine.SdaiType.Unicode, out originatingSystem);
TreeViewItem tnOriginatingSystem = new TreeViewItem()
{
Header = "OriginatingSystem = '" + Marshal.PtrToStringUni(originatingSystem) + "'"
};
tnHeaderInfo.Items.Add(tnOriginatingSystem);
// Authorization
IntPtr authorization;
_ifcEngine.GetSPFFHeaderItem(_ifcModel, 8, 0, IfcEngine.SdaiType.Unicode, out authorization);
TreeViewItem tnAuthorization = new TreeViewItem()
{
Header = "Authorization = '" + Marshal.PtrToStringUni(authorization) + "'"
};
tnHeaderInfo.Items.Add(tnAuthorization);
// FileSchemas
TreeViewItem tnFileSchemas = new TreeViewItem()
{
Header = "FileSchemas"
};
tnHeaderInfo.Items.Add(tnFileSchemas);
i = 0;
IntPtr fileSchema;
while (_ifcEngine.GetSPFFHeaderItem(_ifcModel, 9, i++, IfcEngine.SdaiType.Unicode, out fileSchema) == IntPtr.Zero)
{
TreeViewItem tnFileSchema = new TreeViewItem()
{
Header = Marshal.PtrToStringUni(fileSchema)
};
tnHeaderInfo.Items.Add(tnFileSchema);
}
}