Namespace NXOpen.Schematic Classes BaseObjectBuilder BulkEditBuilder Connection ConnectionBuilder ConnectionCollection FlowDirectionArrow FlowDirectionArrowBuilder Node NodeBuilder NodeCollection Port PortBuilder PortCollection PreferencesAnnotationBuilder PreferencesBuilder PreferencesConnectionBuilder PreferencesGeneralBuilder SchematicManager Sheet SheetCollection Enums ConnectionEndType PortDirectionOption RotateAngleOption SymbolSourceOption