/// <summary>
/// Gets the project base point for the document.
/// </summary>
/// <param name="doc">The document from which to get the project base point.</param>
/// <returns>The project base point of the document.</returns>
public static BasePoint GetProjectBasePoint(Document doc)
{
#if REVIT_2021
return(BasePoint.GetProjectBasePoint(doc));
#else
using (var collector = new FilteredElementCollector(doc))
{
var pointCollector = collector.OfCategory(BuiltInCategory.OST_ProjectBasePoint);
return(pointCollector.FirstElement() as BasePoint);
}
#endif
}
/// <summary>
/// Compute the Eastings, Northings, OrthogonalHeight from the selected SiteTransformationBasis
/// </summary>
/// <param name="doc">The document</param>
/// <param name="wcsBasis">The selected coordinate base</param>
/// <returns>A Tuple for Eastings, Northings, and OrthogonalHeight</returns>
public static (double eastings, double northings, double orthogonalHeight) GeoReferenceInformation(Document doc, SiteTransformBasis wcsBasis)
{
double eastings = 0.0;
double northings = 0.0;
double orthogonalHeight = 0.0;
BasePoint surveyPoint = BasePoint.GetSurveyPoint(doc);
BasePoint projectBasePoint = BasePoint.GetProjectBasePoint(doc);
switch (wcsBasis)
{
case SiteTransformBasis.Internal:
northings = surveyPoint.SharedPosition.Y - surveyPoint.Position.Y;
eastings = surveyPoint.SharedPosition.X - surveyPoint.Position.X;
orthogonalHeight = surveyPoint.SharedPosition.Z - surveyPoint.Position.Z;
break;
case SiteTransformBasis.Project:
northings = projectBasePoint.SharedPosition.Y;
eastings = projectBasePoint.SharedPosition.X;
orthogonalHeight = projectBasePoint.SharedPosition.Z;
break;
case SiteTransformBasis.Shared:
northings = 0.0;
eastings = 0.0;
orthogonalHeight = 0.0;
break;
case SiteTransformBasis.Site:
northings = surveyPoint.SharedPosition.Y;
eastings = surveyPoint.SharedPosition.X;
orthogonalHeight = surveyPoint.SharedPosition.Z;
break;
default:
northings = 0.0;
eastings = 0.0;
orthogonalHeight = 0.0;
break;
}
return(eastings, northings, orthogonalHeight);
}
/// <summary>
/// Compute the Eastings, Northings, OrthogonalHeight from the selected SiteTransformationBasis
/// </summary>
/// <param name="doc">The document</param>
/// <param name="wcsBasis">The selected coordinate base</param>
/// <returns>A Tuple for Eastings, Northings, and OrthogonalHeight</returns>
public static (double eastings, double northings, double orthogonalHeight, double angleTN, double origAngleTN) GeoReferenceInformation
(Document doc, SiteTransformBasis wcsBasis, ProjectLocation projLocation = null)
{
double eastings = 0.0;
double northings = 0.0;
double orthogonalHeight = 0.0;
double angleTN = 0.0;
double origAngleTN = 0.0;
using (Transaction tr = new Transaction(doc))
{
try
{
tr.Start("Temp Project Location change");
}
catch { }
using (SubTransaction tempSiteLocTr = new SubTransaction(doc))
{
tempSiteLocTr.Start();
if (projLocation != null)
{
doc.ActiveProjectLocation = projLocation;
}
BasePoint surveyPoint = BasePoint.GetSurveyPoint(doc);
BasePoint projectBasePoint = BasePoint.GetProjectBasePoint(doc);
(double svNorthings, double svEastings, double svElevation, double svAngle, double pbNorthings,
double pbEastings, double pbElevation, double pbAngle) = ProjectLocationInfo(doc, surveyPoint.Position, projectBasePoint.Position);
origAngleTN = pbAngle;
switch (wcsBasis)
{
case SiteTransformBasis.Internal:
Transform rotationTrfAtInternal = Transform.CreateRotationAtPoint(new XYZ(0, 0, 1), svAngle, XYZ.Zero);
XYZ intPointOffset = rotationTrfAtInternal.OfPoint(surveyPoint.Position);
northings = svNorthings - intPointOffset.Y;
eastings = svEastings - intPointOffset.X;
orthogonalHeight = surveyPoint.SharedPosition.Z - surveyPoint.Position.Z;
angleTN = -svAngle;
break;
case SiteTransformBasis.InternalInTN:
rotationTrfAtInternal = Transform.CreateRotationAtPoint(new XYZ(0, 0, 1), svAngle, XYZ.Zero);
intPointOffset = rotationTrfAtInternal.OfPoint(surveyPoint.Position);
northings = svNorthings - intPointOffset.Y;
eastings = svEastings - intPointOffset.X;
orthogonalHeight = surveyPoint.SharedPosition.Z - surveyPoint.Position.Z;
angleTN = 0.0;
break;
case SiteTransformBasis.Project:
northings = pbNorthings;
eastings = pbEastings;
orthogonalHeight = pbElevation;
angleTN = -pbAngle;
break;
case SiteTransformBasis.ProjectInTN:
northings = pbNorthings;
eastings = pbEastings;
orthogonalHeight = pbElevation;
angleTN = 0.0;
break;
case SiteTransformBasis.Shared:
northings = 0.0;
eastings = 0.0;
orthogonalHeight = 0.0;
angleTN = 0.0;
break;
case SiteTransformBasis.Site:
northings = svNorthings;
eastings = svEastings;
orthogonalHeight = svElevation;
angleTN = 0.0;
break;
default:
northings = 0.0;
eastings = 0.0;
orthogonalHeight = 0.0;
angleTN = 0.0;
break;
}
tempSiteLocTr.RollBack();
}
}
return(eastings, northings, orthogonalHeight, angleTN, origAngleTN);
}
/// <summary>
/// Exports as an IFC file on clicking OK.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="args">Event arguments that contains the event data.</param>
private void buttonNext_Click(object sender, RoutedEventArgs args)
{
string fileNameWithoutExtension = Path.GetFileNameWithoutExtension(textBoxSetupFileName.Text);
string filePath = Path.GetDirectoryName(textBoxSetupFileName.Text);
// Show Path is invalid message if the path is blank or invalid.
if (!string.IsNullOrWhiteSpace(filePath) && !Directory.Exists(filePath))
{
TaskDialog.Show("Error", Properties.Resources.ValidPathExists);
}
else
{
// Create a default .ifc file if the file name is blank
if (String.IsNullOrWhiteSpace(filePath))
{
updateFileName();
}
// Check for a valid IFC File format, if it does not exists, append the default IFC file format to export to the file
if (Path.GetExtension(textBoxSetupFileName.Text).IndexOf(Properties.Resources.IFC, StringComparison.CurrentCultureIgnoreCase) == -1)
{
textBoxSetupFileName.Text = textBoxSetupFileName.Text.ToString() + "." + m_defaultExt;
}
// Prompt for overwriting the file if it is already present in the directory.
if (File.Exists(textBoxSetupFileName.Text))
{
TaskDialogResult msgBoxResult = TaskDialog.Show(Properties.Resources.IFCExport, String.Format(Properties.Resources.FileExists, textBoxSetupFileName.Text), TaskDialogCommonButtons.Yes | TaskDialogCommonButtons.No);
if (msgBoxResult == TaskDialogResult.No)
{
return;
}
}
if (Win32API.RtlIsDosDeviceName_U(textBoxSetupFileName.Text) != 0)
{
TaskDialog.Show(Properties.Resources.IFCExport, String.Format(Properties.Resources.ReservedDeviceName, textBoxSetupFileName.Text));
return;
}
IFCExportConfiguration selectedConfig = GetSelectedConfiguration();
if (!EditConfigVisited && LastSelectedConfig.ContainsKey(selectedConfig.Name))
{
selectedConfig = LastSelectedConfig[selectedConfig.Name];
}
// This check will be done only for IFC4 and above as this only affects IfcMapConversion use that starts in IFC4 onward
if (!OptionsUtil.ExportAsOlderThanIFC4(selectedConfig.IFCVersion))
{
// Check whether the resulting offset (to wcs) will be too large due to geo-reference information, raise warning
BasePoint surveyPoint = BasePoint.GetSurveyPoint(TheDocument);
BasePoint projectBasePoint = BasePoint.GetProjectBasePoint(TheDocument);
{
XYZ deltaOffset = XYZ.Zero;
switch (selectedConfig.SitePlacement)
{
case SiteTransformBasis.Internal:
deltaOffset = projectBasePoint.Position;
break;
case SiteTransformBasis.Project:
// Offset from Project point is Zero, unchanged from the initial value
break;
case SiteTransformBasis.Site:
deltaOffset = projectBasePoint.Position - surveyPoint.Position;
break;
case SiteTransformBasis.Shared:
deltaOffset = projectBasePoint.SharedPosition;
break;
default:
break;
}
if (!XYZ.IsWithinLengthLimits(deltaOffset))
{
TaskDialogResult msgBoxResult = TaskDialog.Show(Properties.Resources.IFCExport, Properties.Resources.OffsetDistanceTooLarge,
TaskDialogCommonButtons.Ok | TaskDialogCommonButtons.Cancel);
if (msgBoxResult == TaskDialogResult.Cancel)
{
return;
}
}
}
}
Result = IFCExportResult.ExportAndSaveSettings;
Close();
// Set IFC File header with the selected exchange requirement
if (selectedConfig.ExchangeRequirement != KnownERNames.NotDefined)
{
IFCFileHeader ifcFileHeader = new IFCFileHeader();
IFCFileHeaderItem fileHeaderItem;
if (!ifcFileHeader.GetSavedFileHeader(IFCCommandOverrideApplication.TheDocument, out fileHeaderItem))
{
// Do minimum initialization if the header item is not initialized
fileHeaderItem = new IFCFileHeaderItem(IFCCommandOverrideApplication.TheDocument);
}
string erName = selectedConfig.ExchangeRequirement.ToString();
fileHeaderItem.FileDescription = "ExchangeRequirement [" + erName + "]";
ifcFileHeader.UpdateFileHeader(IFCCommandOverrideApplication.TheDocument, fileHeaderItem);
}
LastSelectedConfig[selectedConfig.Name] = selectedConfig;
TheDocument.Application.WriteJournalComment("Dialog Closed", true);
}
}