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#!/usr/bin/env python
# -*- coding: utf-8 -*-
'''
=========================================================================
Program: Visualization Toolkit
Module: TestNamedColorsIntegration.py
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================
'''
import vtk
import vtk.test.Testing
from vtk.util.misc import vtkGetDataRoot
VTK_DATA_ROOT = vtkGetDataRoot()
class TestTextWidget(vtk.test.Testing.vtkTest):
def testTextWidget(self):
# Create fake data
#
ss = vtk.vtkSphereSource()
mapper = vtk.vtkPolyDataMapper()
mapper.SetInputConnection(ss.GetOutputPort())
actor = vtk.vtkActor()
actor.SetMapper(mapper)
# Create the RenderWindow, Renderer and both Actors
#
ren = vtk.vtkRenderer()
renWin = vtk.vtkRenderWindow()
renWin.AddRenderer(ren)
iRen = vtk.vtkRenderWindowInteractor()
iRen.SetRenderWindow(renWin)
ren.AddActor(actor)
ren.SetBackground(0.1, 0.2, 0.4)
renWin.SetSize(300, 300)
iRen.Initialize()
renWin.Render()
widget = vtk.vtkTextWidget()
widget.SetInteractor(iRen)
widget.On()
widget.GetTextActor().SetInput("This is a test")
widget.GetTextActor().GetTextProperty().SetColor(0, 1, 0)
widget.GetRepresentation().GetPositionCoordinate().SetValue(.15, .15)
widget.GetRepresentation().GetPosition2Coordinate().SetValue(.7, .2)
# Add the actors to the renderer, set the background and size
#
ren.AddActor(actor)
ren.SetBackground(.1, .2, .4)
iRen.Initialize()
renWin.Render()
# render and interact with data
renWin.Render()
img_file = "TestTextWidget.png"
vtk.test.Testing.compareImage(iRen.GetRenderWindow(), vtk.test.Testing.getAbsImagePath(img_file), threshold=25)
vtk.test.Testing.interact()
if __name__ == "__main__":
vtk.test.Testing.main([(TestTextWidget, 'test')])
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