/// <summary>
/// Get or creates a new model store from file and logger instance.
/// </summary>
/// <param name="fileName">File name to load</param>
/// <param name="logger">The logger instance</param>
/// <param name="tessellationPrefs">Tessellation preferences</param>
/// <returns>This instance</returns>
public static IfcModel ByIfcModelFile(string fileName, Logger logger, IfcTessellationPrefs tessellationPrefs)
{
if (string.IsNullOrEmpty(fileName))
{
throw new ArgumentNullException(nameof(fileName));
}
InitLogging(logger);
var qualifier = ProgressingModelTask <IfcModel> .BuildQualifierByFilePathName(fileName);
IfcModel ifcModel;
if (!ModelCache.Instance.TryGetOrCreateModel(qualifier, q => new IfcModel(new IfcStore(logger), qualifier), out ifcModel))
{
ifcModel.Store.Producer = () => LoadFromFile(ifcModel, tessellationPrefs, fileName);
tessellationPrefs?.ApplyToModel(ifcModel);
}
return(ifcModel);
}
private static IModel LoadFromFile(IfcModel theModel, IfcTessellationPrefs prefs, string filePathName)
{
var logger = theModel.Store.Logger;
logger?.LogInfo("Start loading file '{0}'.", filePathName);
try
{
var model = Xbim.Ifc.IfcStore.Open(filePathName, null, null, theModel.NotifyLoadProgressChanged, Xbim.IO.XbimDBAccess.Read);
prefs?.ApplyTo(model);
theModel.NotifyOnProgressEnded(LogReason.Loaded, false, false);
logger?.LogInfo("File '{0}' has been loaded successfully.", filePathName);
theModel.Store.TimeStamp = File.GetCreationTime(filePathName);
return(model);
}
catch (Exception e)
{
logger?.LogError(e, "Exception while loading '{0}'.", filePathName);
theModel.NotifyOnProgressEnded(LogReason.Loaded, false, true);
}
return(null);
}