InteractorObserver

Source (.js)Source (.d.ts)

Methods

computeDisplayToWorld

Transform from display to world coordinates.

Argument	Type	Required	Description
renderer	vtkRenderer	Yes	The vtkRenderer instance.
x	Number	Yes
y	Number	Yes
z	Number	Yes

computeWorldToDisplay

Transform from world to display coordinates.

Argument	Type	Required	Description
renderer	vtkRenderer	Yes	The vtkRenderer instance.
x	Number	Yes
y	Number	Yes
z	Number	Yes

getEnabled

Get wether or not this InteractorObserver instance is enabled.

getInteractor

Retrieve the render window interactor instance.

getPriority

Get the priority.

getProcessEvents

Get whether or not the interactor observer instance should process events.

invokeEndInteractionEvent

Invoke an end interaction event.

Argument	Type	Required	Description
args		Yes	Event payload.

invokeInteractionEvent

Invoke an interaction event.

Argument	Type	Required	Description
args		Yes	Event payload.

invokeStartInteractionEvent

Invoke a start interaction event.

Argument	Type	Required	Description
args		Yes	Event payload.

onEndInteractionEvent

Registers a callback to be invoked when an end interaction event occurs.

Argument	Type	Required	Description
cb	EventHandler	Yes	The callback to be called.
priority	Number	No	The callback to be called

onInteractionEvent

Registers a callback to be invoked when an interaction event occurs.

Argument	Type	Required	Description
cb	EventHandler	Yes	The callback to be called.
priority	Number	No	The priority of the event.

onStartInteractionEvent

Registers a callback to be invoked when a start interaction event occurs.

Argument	Type	Required	Description
cb	EventHandler	Yes	The callback to be called.
priority	Number	No	The callback to be called

setEnabled

Enable/disable the interactor observer. Note that if you are enabling the interactor observer, an interactor instance must exists on the model. Typically you can call setInteractor

Argument	Type	Required	Description
enable	Boolean	Yes

setInteractor

Set the interactor instance.

Argument	Type	Required	Description
interactor	vtkRenderWindowInteractor	Yes

setPriority

Set the priority.

Argument	Type	Required	Description
priority	Number	Yes	The priority level.

setProcessEvents

Set whether or not the interactor observer instance should process events.

Argument	Type	Required	Description
processEvents	Boolean	Yes