OrientationMarkerWidget

VTKExamples/Python/Widgets/OrientationMarkerWidget


Description

Draws two cubes. One of them can be clicked to be rotated, and will rotate the second one. The second one has annotations on it, and can also be moved.

Code

OrientationMarkerWidget.py

# Contributed by Eric E Monson

import vtk

# create a rendering window and renderer
ren = vtk.vtkRenderer()
renWin = vtk.vtkRenderWindow()
renWin.AddRenderer(ren)

# create a renderwindowinteractor
iren = vtk.vtkRenderWindowInteractor()
iren.SetRenderWindow(renWin)

cube = vtk.vtkCubeSource()
cube.SetXLength(200)
cube.SetYLength(200)
cube.SetZLength(200)
cube.Update()
cm = vtk.vtkPolyDataMapper()
cm.SetInputConnection(cube.GetOutputPort())
ca = vtk.vtkActor()
ca.SetMapper(cm)

# assign actor to the renderer
ren.AddActor(ca)

axesActor = vtk.vtkAnnotatedCubeActor()
axesActor.SetXPlusFaceText('R')
axesActor.SetXMinusFaceText('L')
axesActor.SetYMinusFaceText('H')
axesActor.SetYPlusFaceText('F')
axesActor.SetZMinusFaceText('P')
axesActor.SetZPlusFaceText('A')
axesActor.GetTextEdgesProperty().SetColor(1, 1, 0)
axesActor.GetTextEdgesProperty().SetLineWidth(2)
axesActor.GetCubeProperty().SetColor(0, 0, 1)
axes = vtk.vtkOrientationMarkerWidget()
axes.SetOrientationMarker(axesActor)
axes.SetInteractor(iren)
axes.EnabledOn()
axes.InteractiveOn()
ren.ResetCamera()

# enable user interface interactor
iren.Initialize()
renWin.Render()
iren.Start()