public mvdXML GetMvd(XbimSchemaVersion schema, string languageCode, string name, string definition, string code, string classificationProperty,
Func <IContextEntity, bool> contextFilter = null,
Func <IfcPropertySetTemplate, bool> requirementSetFilter = null,
Func <IfcPropertyTemplate, bool> requirementsFilter = null)
{
var converter = new Mvd.Converter(schema, languageCode, contextFilter, requirementSetFilter, requirementsFilter);
return(converter.Convert(this, name, definition, code, classificationProperty));
}
/// <summary>
/// You can use this function to open IFC model from a <see cref="Stream"/>.
/// You need to know file type (IFC, IFCZIP, IFCXML) and schema type (IFC2x3 or IFC4) to be able to use this function.
/// If you don't know, you should the overloaded <see cref="Open(string, XbimEditorCredentials, double?, ReportProgressDelegate, XbimDBAccess, int)"/>
/// method which takes file paths as an argument, and can automatically detect schema and file type.
/// If are opening an *.xbim file you should also use the path-based overload because Esent database needs to operate
/// on the file and this function will have to create temporal file if it is not a file stream.
/// If the input is a FileStream, be aware this method may call <see cref="Stream.Close"/> on it to keep exclusive access.
/// </summary>
/// <param name="stream">Stream of data</param>
/// <param name="dataType">Type of data (*.ifc, *.ifcxml, *.ifczip)</param>
/// <param name="schema">IFC schema (IFC2x3, IFC4). Other schemas are not supported by this class.</param>
/// <param name="modelType">Type of model to be used. You can choose between EsentModel and MemoryModel</param>
/// <param name="editorDetails">Optional details. You should always pass these if you are going to change the data.</param>
/// <param name="accessMode">Access mode to the stream. This is only important if you choose EsentModel. MemoryModel is completely in memory so this is not relevant</param>
/// <param name="progDelegate">Progress reporting delegate</param>
/// <param name="codePageOverride">
/// A CodePage that will be used to read implicitly encoded one-byte-char strings. If -1 is specified the default ISO8859-1
/// encoding will be used accoring to the Ifc specification. </param>
/// <returns></returns>
public static IfcStore Open(Stream stream, StorageType dataType, XbimSchemaVersion schema, XbimModelType modelType, XbimEditorCredentials editorDetails = null,
XbimDBAccess accessMode = XbimDBAccess.Read, ReportProgressDelegate progDelegate = null, int codePageOverride = -1)
{
var newStore = new IfcStore();
var model = newStore.ModelProvider.Open(stream, dataType, schema, modelType, accessMode, progDelegate, codePageOverride);
newStore.AssignModel(model, editorDetails, schema);
return(newStore);
}
public override IModel Create(XbimSchemaVersion ifcVersion, XbimStoreType storageType)
{
var factory = GetFactory(ifcVersion);
if (storageType == XbimStoreType.EsentDatabase)
{
return(EsentModel.CreateTemporaryModel(factory));
}
throw new NotSupportedException($"{storageType} is not a supported Storage Type");
}
private EsentModel CreateEsentModel(XbimSchemaVersion schema, int codePageOverride)
{
var factory = GetFactory(schema);
var model = new EsentModel(factory)
{
CodePageOverride = codePageOverride
};
return(model);
}
/// <summary>
/// Creates a new model store, with the consumer choosing the implementation
/// </summary>
/// <param name="ifcVersion"></param>
/// <param name="storageType"></param>
/// <returns></returns>
public override IModel Create(XbimSchemaVersion ifcVersion, XbimStoreType storageType)
{
var factory = GetFactory(ifcVersion);
if (storageType == XbimStoreType.EsentDatabase)
{
return(EsentModel.CreateTemporaryModel(factory));
}
return(new MemoryModel(factory));
}
public static IModel Create(XbimSchemaVersion schema, Action <IModel> creation)
{
var f = MemoryModel.GetFactory(schema);
var model = new MemoryModel(f);
using (var txn = model.BeginTransaction("Creation"))
{
creation(model);
txn.Commit();
}
return(model);
}
private static void PixelTextureTestCode(XbimSchemaVersion version)
{
var data = new List <byte[]>()
{
new byte[] { 0, 0, 255, 255 }, new byte[] { 0, 255, 255, 255 }, new byte[] { 255, 0, 255, 255 }, new byte[] { 255, 0, 0, 255 }
};
using (var model = new MemoryModel(new EntityFactoryIfc4()))
{
var create = new Create(model);
using (var txn = model.BeginTransaction(""))
{
var pt = create.PixelTexture(t => {
t.Height = 2;
t.Width = 2;
t.ColourComponents = 4;
t.RepeatS = true;
t.RepeatT = true;
t.Pixel.AddRange(data.Select(d => new IfcBinary(d)));
});
txn.Commit();
}
using (var stepFile = File.Create("XbimPixelTexture.ifc"))
{
model.SaveAsStep21(stepFile);
}
using (var xmlFile = File.Create("XbimPixelTexture.ifcxml"))
{
model.SaveAsXml(xmlFile, new XmlWriterSettings {
Indent = false
});
}
}
Action <IModel> test = model => {
var txt = model.Instances.FirstOrDefault <IIfcPixelTexture>();
Assert.IsNotNull(txt);
var pixels = txt.Pixel;
AssertByteArrays(data, pixels);
};
using (var models = new ModelFactory("XbimPixelTexture.ifc"))
{
models.Do(test);
}
using (var models = new ModelFactory("XbimPixelTexture.ifcxml"))
{
models.Do(test);
}
}
private void AssignModel(IModel model, XbimEditorCredentials editorDetails, XbimSchemaVersion schema)
{
Model = model;
Model.EntityNew += Model_EntityNew;
Model.EntityDeleted += Model_EntityDeleted;
Model.EntityModified += Model_EntityModified;
FileName = Model.Header.FileName.Name;
SetupEditing(editorDetails);
LoadReferenceModels();
IO.Memory.MemoryModel.CalculateModelFactors(model);
}
/// <summary>
/// Opens a model from the provided path, inferring model implementation based on format and model size
/// </summary>
/// <param name="path">Path to the model file, in any support IFC or XBIM format</param>
/// <param name="schemaVersion"></param>
/// <param name="ifcDatabaseSizeThreshHold"></param>
/// <param name="progDelegate"></param>
/// <param name="accessMode"></param>
/// <param name="codePageOverride"></param>
/// <returns></returns>
public override IModel Open(string path, XbimSchemaVersion schemaVersion, double?ifcDatabaseSizeThreshHold = null,
ReportProgressDelegate progDelegate = null, XbimDBAccess accessMode = XbimDBAccess.Read, int codePageOverride = -1)
{
var storageType = path.StorageType();
if (storageType == StorageType.Xbim) //open the XbimFile
{
var model = CreateEsentModel(schemaVersion, codePageOverride);
model.Open(path, accessMode, progDelegate);
return(model);
}
else //it will be an IFC file if we are at this point
{
var fInfo = new FileInfo(path);
double ifcMaxLength = (ifcDatabaseSizeThreshHold ?? DefaultIfcDatabaseSizeThreshHoldMb) * 1024 * 1024;
// we need to make an Esent database, if ifcMaxLength<0 we use in memory
if (ifcMaxLength >= 0 && fInfo.Length > ifcMaxLength)
{
var tmpFileName = Path.GetTempFileName();
var model = CreateEsentModel(schemaVersion, codePageOverride);
// We delete the XBIM on close as the consumer is not controlling the generation of the XBIM file
if (model.CreateFrom(path, tmpFileName, progDelegate, keepOpen: true, deleteOnClose: true))
{
return(model);
}
throw new FileLoadException(path + " file was not a valid IFC format");
}
else //we can use a memory model
{
var model = CreateMemoryModel(schemaVersion);
if (storageType.HasFlag(StorageType.IfcZip) || storageType.HasFlag(StorageType.Zip) || storageType.HasFlag(StorageType.StpZip))
{
model.LoadZip(path, progDelegate);
}
else if (storageType.HasFlag(StorageType.Ifc) || storageType.HasFlag(StorageType.Stp))
{
model.LoadStep21(path, progDelegate);
}
else if (storageType.HasFlag(StorageType.IfcXml))
{
model.LoadXml(path, progDelegate);
}
// if we are looking at a memory model loaded from a file it might be safe to fix the file name in the
// header with the actual file loaded
FileInfo f = new FileInfo(path);
model.Header.FileName.Name = f.FullName;
return(model);
}
}
}
public void StampXbimApplication(XbimSchemaVersion schemaVersion, IModel model)
{
var assembly = model.GetType().GetTypeInfo().Assembly; //get the assembly that has created th emodel
FileDescription = new StepFileDescription("2;1");
FileName = new StepFileName(DateTime.Now)
{
PreprocessorVersion =
string.Format("Processor version {0}",
assembly.GetName().Version),
OriginatingSystem = assembly.GetName().Name
};
FileSchema = new StepFileSchema(schemaVersion);
}
private static string CreateFederation(XbimSchemaVersion schema, XbimEditorCredentials credentials, List <string> modelsNames)
{
var fedName = string.Format(@"federation{0}.xbim", schema);
using (var ifcStore = IfcStore.Create(fedName, credentials, schema))
{
foreach (var modelName in modelsNames)
{
ifcStore.AddModelReference(modelName, "Organisation", "Role");
}
ifcStore.Close();
}
return(fedName);
}
public static IEntityFactory GetFactory(XbimSchemaVersion schema)
{
switch (schema)
{
case XbimSchemaVersion.Ifc4:
return(new Ifc4.EntityFactoryIfc4());
case XbimSchemaVersion.Ifc4x1:
return(new Ifc4.EntityFactoryIfc4x1());
case XbimSchemaVersion.Ifc2X3:
return(new Ifc2x3.EntityFactoryIfc2x3());
case XbimSchemaVersion.Cobie2X4:
case XbimSchemaVersion.Unsupported:
default:
throw new NotSupportedException($"Schema '{schema}' is not supported");
}
}
protected IEntityFactory GetFactory(XbimSchemaVersion type)
{
switch (type)
{
case XbimSchemaVersion.Ifc4:
return(new Ifc4.EntityFactoryIfc4());
case XbimSchemaVersion.Ifc4x1:
return(new Ifc4.EntityFactoryIfc4x1());
case XbimSchemaVersion.Ifc2X3:
return(new Ifc2x3.EntityFactoryIfc2x3());
case XbimSchemaVersion.Cobie2X4:
case XbimSchemaVersion.Unsupported:
default:
throw new NotSupportedException("Schema '" + type + "' is not supported");
}
}
/// <summary>
/// Creat the federated file
/// </summary>
/// <param name="author">Author name</param>
/// <param name="organisation">Orgsnisation Name</param>
/// <param name="prjName">Project Name</param>
/// <param name="ifcVersion">Ifc schema version</param>
/// <param name="storage">Type of xbim file store</param>
public void Create(string author, string organisation, string prjName = null,
XbimSchemaVersion ifcVersion = XbimSchemaVersion.Ifc4, XbimStoreType storage = XbimStoreType.InMemoryModel
)
{
var creds = new XbimEditorCredentials
{
ApplicationIdentifier = "xBIM",
ApplicationDevelopersName = "xBIM Team",
EditorsFamilyName = author,
EditorsOrganisationName = organisation,
ApplicationVersion = "1.0"
};
_fedModel = IfcStore.Create(creds, ifcVersion, storage); //create in memory
using (var txn = _fedModel.BeginTransaction())
{
var project = _fedModel.Instances.New <IfcProject>();
project.Name = prjName ?? "Undefined";
txn.Commit();
}
}
public override IModel Open(Stream stream, StorageType dataType, XbimSchemaVersion schema, XbimModelType modelType,
XbimDBAccess accessMode = XbimDBAccess.Read, ReportProgressDelegate progDelegate = null, int codePageOverride = -1)
{
if (modelType != XbimModelType.MemoryModel)
{
throw new ArgumentOutOfRangeException(nameof(modelType), "MemoryModelProvider only supports MemoryModel");
}
switch (dataType)
{
case StorageType.Xbim:
throw new NotSupportedException("MemoryModelProvider cannot support opening XBIM Streams");
case StorageType.IfcXml:
{
var model = CreateMemoryModel(schema);
model.LoadXml(stream, stream.Length, progDelegate);
return(model);
}
case StorageType.Stp:
case StorageType.Ifc:
{
var model = CreateMemoryModel(schema);
model.LoadStep21(stream, stream.Length, progDelegate);
return(model);
}
case StorageType.IfcZip:
case StorageType.StpZip:
case StorageType.Zip:
{
var model = CreateMemoryModel(schema);
model.LoadZip(stream, progDelegate);
return(model);
}
default:
throw new ArgumentOutOfRangeException("dataType");
}
}
private static List <string> CreateModels <T>(XbimSchemaVersion schema, XbimEditorCredentials credentials, bool useXbimFormat)
where T : IInstantiableEntity, IIfcProject
{
var modelsNames = new List <string>();
// write the files to disk so that the federation finds them
//
for (int i = 1; i < 3; i++)
{
var esentFileName = string.Format("model{0}{1}.xbim", i, schema);
var ifcFileName = Path.ChangeExtension(esentFileName, ".ifc");
using (var model = IfcStore.Create(esentFileName, credentials, schema))
{
using (var txn = model.BeginTransaction("Hello Wall"))
{
//there should always be one project in the model
var project = model.Instances.New <T>(p => p.Name = "Basic Creation");
//our shortcut to define basic default units
project.Initialize(ProjectUnits.SIUnitsUK);
txn.Commit();
}
model.SaveAs(ifcFileName, StorageType.Ifc);
model.Close();
}
if (useXbimFormat)
{
modelsNames.Add(esentFileName);
File.Delete(ifcFileName);
}
else
{
modelsNames.Add(ifcFileName);
File.Delete(esentFileName);
}
}
return(modelsNames);
}
public static IfcStore Create(XbimEditorCredentials editorDetails, XbimSchemaVersion ifcVersion, XbimStoreType storageType)
{
return(new IfcStore(storageType, ifcVersion, editorDetails));
}
private MemoryModel CreateMemoryModel(XbimSchemaVersion schema)
{
var factory = GetFactory(schema);
return(new MemoryModel(factory));
}
public abstract IModel Open(Stream data, StorageType dataType, XbimSchemaVersion schema, XbimModelType modelType, XbimDBAccess accessMode = XbimDBAccess.Read, ReportProgressDelegate progDelegate = null, int codePageOverride = -1);
public abstract IModel Open(string path, XbimSchemaVersion schema, double?ifcDatabaseSizeThreshHold = null, ReportProgressDelegate progDelegate = null, XbimDBAccess accessMode = XbimDBAccess.Read, int codePageOverride = -1);
/// <summary>
/// Opens a model from the provided stream
/// </summary>
/// <param name="stream"></param>
/// <param name="dataType"></param>
/// <param name="schema"></param>
/// <param name="modelType"></param>
/// <param name="accessMode"></param>
/// <param name="progDelegate"></param>
/// <param name="codePageOverride"></param>
/// <returns></returns>
public override IModel Open(Stream stream, StorageType dataType, XbimSchemaVersion schema, XbimModelType modelType,
XbimDBAccess accessMode = XbimDBAccess.Read, ReportProgressDelegate progDelegate = null, int codePageOverride = -1)
{
//any Esent model needs to run from the file so we need to create a temporal one
var xbimFilePath = Path.GetTempFileName();
xbimFilePath = Path.ChangeExtension(xbimFilePath, ".xbim");
switch (dataType)
{
case StorageType.Xbim:
//xBIM file has to be opened from the file so we need to create temporary file if it is not a local file stream
var localFile = false;
var fileStream = stream as FileStream;
if (fileStream != null)
{
var name = fileStream.Name;
//if it is an existing local file, just use it
if (File.Exists(name))
{
xbimFilePath = name;
//close the stream from argument to have an exclusive access to the file
stream.Close();
localFile = true;
}
}
if (!localFile)
{
using (var tempFile = File.Create(xbimFilePath))
{
stream.CopyTo(tempFile);
tempFile.Close();
}
}
// Scope to avoid name clashes
{
var model = CreateEsentModel(schema, codePageOverride);
model.Open(xbimFilePath, accessMode, progDelegate);
return(model);
}
case StorageType.IfcXml:
if (modelType == XbimModelType.EsentModel)
{
var model = CreateEsentModel(schema, codePageOverride);
if (model.CreateFrom(stream, stream.Length, dataType, xbimFilePath, progDelegate, keepOpen: true, cacheEntities: true))
{
return(model);
}
else
{
throw new XbimException("Failed to create Esent model");
}
}
if (modelType == XbimModelType.MemoryModel)
{
var model = CreateMemoryModel(schema);
model.LoadXml(stream, stream.Length, progDelegate);
return(model);
}
throw new ArgumentOutOfRangeException("HeuristicModelProvider only supports EsentModel and MemoryModel");
case StorageType.Stp:
case StorageType.Ifc:
if (modelType == XbimModelType.EsentModel)
{
var model = CreateEsentModel(schema, codePageOverride);
if (model.CreateFrom(stream, stream.Length, dataType, xbimFilePath, progDelegate, keepOpen: true, cacheEntities: true))
{
return(model);
}
else
{
throw new XbimException("Failed to create Esent model");
}
}
if (modelType == XbimModelType.MemoryModel)
{
var model = CreateMemoryModel(schema);
model.LoadStep21(stream, stream.Length, progDelegate);
return(model);
}
throw new ArgumentOutOfRangeException("HeuristicModelProvider only supports EsentModel and MemoryModel");
case StorageType.IfcZip:
case StorageType.StpZip:
case StorageType.Zip:
if (modelType == XbimModelType.EsentModel)
{
var model = CreateEsentModel(schema, codePageOverride);
if (model.CreateFrom(stream, stream.Length, dataType, xbimFilePath, progDelegate, true, true))
{
return(model);
}
else
{
throw new XbimException("Failed to create Esent model");
}
}
if (modelType == XbimModelType.MemoryModel)
{
var model = CreateMemoryModel(schema);
model.LoadZip(stream, progDelegate);
return(model);
}
throw new ArgumentOutOfRangeException("HeuristicModelProvider only supports EsentModel and MemoryModel");
default:
throw new ArgumentOutOfRangeException("dataType");
}
}
public override IModel Create(XbimSchemaVersion ifcVersion, string dbPath)
{
throw new NotImplementedException("The MemoryModelProvider does not support creation of XBIM models");
}
public override IModel Create(XbimSchemaVersion ifcVersion, string dbPath)
{
var factory = GetFactory(ifcVersion);
return(EsentModel.CreateModel(factory, dbPath));
}
public override IModel Create(XbimSchemaVersion ifcVersion, XbimStoreType storageType)
{
var factory = GetFactory(ifcVersion);
return(new MemoryModel(factory));
}
public StepFileSchema(XbimSchemaVersion schemaVersion)
{
_schemas.Add(schemaVersion.ToString().ToUpper());
Init();
}
/// <summary>
/// Constructor used to create a new model for edit
/// </summary>
/// <param name="storageType"></param>
/// <param name="ifcVersion"></param>
/// <param name="editorDetails"></param>
protected IfcStore(XbimStoreType storageType, XbimSchemaVersion ifcVersion, XbimEditorCredentials editorDetails) : this()
{
var model = ModelProvider.Create(ifcVersion, storageType);
AssignModel(model, editorDetails, ifcVersion);
}
/// <summary>
/// Constructor used to create a new persistent model with specified path
/// </summary>
/// <param name="filepath"></param>
/// <param name="ifcVersion"></param>
/// <param name="editorDetails"></param>
protected IfcStore(string filepath, XbimSchemaVersion ifcVersion, XbimEditorCredentials editorDetails) : this()
{
var model = ModelProvider.Create(ifcVersion, filepath);
AssignModel(model, editorDetails, ifcVersion);
}
public static IfcStore Create(XbimSchemaVersion ifcVersion, XbimStoreType storageType)
{
return(new IfcStore(storageType, ifcVersion, null));
}
/// <summary>
/// New builder wrapping a new in-memory IFC model.
/// </summary>
/// <param name="c">The editor's credentials</param>
/// <param name="version">The schema version</param>
/// <param name="loggerFactory">A logger factory</param>
/// <returns>A builder instance</returns>
public static IfcBuilder WithCredentials(XbimEditorCredentials c, XbimSchemaVersion version = XbimSchemaVersion.Ifc4, ILoggerFactory loggerFactory = null)
{
var newStore = IfcStore.Create(version, XbimStoreType.InMemoryModel);
return(WrapStore(newStore, loggerFactory));
}
/// <summary>
/// Creates a Database store at the specified location
/// </summary>
/// <param name="filePath"></param>
/// <param name="editorDetails"></param>
/// <param name="ifcVersion"></param>
/// <returns></returns>
public static IfcStore Create(string filePath, XbimEditorCredentials editorDetails, XbimSchemaVersion ifcVersion)
{
return(new IfcStore(filePath, ifcVersion, editorDetails));
}
