@startuml

class RicPointTangentManipulator{
eventFilter()
}

class RicPointTangentManipulatorPartMgr {
appendPartsToModel()
}
Viewer <|-- RiuViewer
RiuViewer ----* PdmUiSelection3dEditorVisualizer

RicPointTangentManipulator -* RicPointTangentManipulatorPartMgr

PdmUiObjectEditorHandle <|-- PdmUi3dObjectEditorHandle

PdmUi3dObjectEditorHandle <|-- RicWellTarget3dEditor

RicWellTarget3dEditor --* RicPointTangentManipulator

RicWellPathGeometry3dEditor -* "n" RicWellTarget3dEditor
PdmUi3dObjectEditorHandle <|-- RicWellPathGeometry3dEditor

RicPointTangentManipulator ..up.> "installEventFilter()" Viewer


PdmUiSelection3dEditorVisualizer --* "n" PdmUi3dObjectEditorHandle
Viewer ..down.> "eventFilter()" RicPointTangentManipulator
@enduml