private static ECSchema RetrieveSchema(DgnFile File, FindInstancesScope scope)
{
DgnECManager Manager = DgnECManager.Manager;
DgnModel model = Session.Instance.GetActiveDgnModel();
var schemas = (List <string>)Manager.DiscoverSchemasForModel(model, ReferencedModelScopeOption.All, false);
var schemaString = schemas.Where(x => x.Contains(schemaName)).FirstOrDefault();
if (schemaString != null)
{
try
{
IECSchema schema = Manager.LocateSchemaInScope(scope, schemaName, 1, 0, SchemaMatchType.Latest);
return((ECSchema)schema);
}
catch (Exception e)
{
return(null);
}
}
else
{
return(CreateSchema(File));
}
}
public static ECSchema RetrieveSchema()
{
DgnFile File = Session.Instance.GetActiveDgnFile();
DgnECManager Manager = DgnECManager.Manager;
FindInstancesScope scope = FindInstancesScope.CreateScope(File, new FindInstancesScopeOption(DgnECHostType.All));
IECSchema schema = Manager.LocateSchemaInScope(scope, schemaName, 1, 0, SchemaMatchType.Latest);
return((ECSchema)schema);
}
public static DgnECInstanceCollection RetrieveInstances()
{
DgnFile File = Session.Instance.GetActiveDgnFile();
DgnECManager Manager = DgnECManager.Manager;
FindInstancesScope scope = FindInstancesScope.CreateScope(File, new FindInstancesScopeOption(DgnECHostType.All));
IECSchema schema = Manager.LocateSchemaInScope(scope, schemaName, 1, 0, SchemaMatchType.Latest);
IECClass ecClass = schema.GetClass(className);
ECQuery readWidget = new ECQuery(ecClass);
readWidget.SelectClause.SelectAllProperties = true;
DgnECInstanceCollection instances = Manager.FindInstances(scope, readWidget);
return(instances);
}
public static IDgnECInstance RetrieveInstance(StreamState streamState)
{
DgnFile File = Session.Instance.GetActiveDgnFile();
DgnECManager Manager = DgnECManager.Manager;
FindInstancesScope scope = FindInstancesScope.CreateScope(File, new FindInstancesScopeOption(DgnECHostType.All));
IECSchema schema = Manager.LocateSchemaInScope(scope, schemaName, 1, 0, SchemaMatchType.Latest);
IECClass ecClass = schema.GetClass(className);
ECQuery readWidget = new ECQuery(ecClass);
readWidget.SelectClause.SelectAllProperties = true;
DgnECInstanceCollection instances = Manager.FindInstances(scope, readWidget);
var instance = instances.Where(x => x["Id"].StringValue == streamState.Stream.id).FirstOrDefault();
return(instance);
}
/// <summary>
/// Writes the stream states to the current schema.
/// </summary>
/// <param name="streamStates"></param>
public static void WriteStreamStateList(List <StreamState> streamStates)
{
DgnFile File = Session.Instance.GetActiveDgnFile();
DgnECManager Manager = DgnECManager.Manager;
FindInstancesScope scope = FindInstancesScope.CreateScope(File, new FindInstancesScopeOption(DgnECHostType.All));
IECSchema schema = Manager.LocateSchemaInScope(scope, schemaName, 1, 0, SchemaMatchType.Latest);
if (schema == null)
{
schema = StreamStateListSchema.GetSchema();
}
IECClass ecClass = schema.GetClass(className);
ECQuery readWidget = new ECQuery(ecClass);
readWidget.SelectClause.SelectAllProperties = true;
using (DgnECInstanceCollection instances = Manager.FindInstances(scope, readWidget))
{
foreach (IDgnECInstance instance in instances)
{
instance.Delete();
}
}
DgnECInstanceEnabler instanceEnabler = Manager.ObtainInstanceEnabler(File, ecClass);
foreach (var streamState in streamStates)
{
var data = JsonConvert.SerializeObject(streamState) as string;
StandaloneECDInstance instance = instanceEnabler.SharedWipInstance;
instance.SetAsString("Id", streamState.Stream.id);
instance.SetAsString("StreamData", data);
instanceEnabler.CreateInstanceOnFile(File, instance);
}
}