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# coding: utf-8
# /*##########################################################################
#
# Copyright (c) 2018 European Synchrotron Radiation Facility
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
# ###########################################################################*/
__authors__ = ["T. Vincent"]
__license__ = "MIT"
__date__ = "28/06/2018"
import unittest
import numpy
from silx.gui import qt
from silx.utils.testutils import ParametricTestCase
from silx.gui.utils.testutils import TestCaseQt
from silx.gui.plot import PlotWindow
from silx.gui.plot.tools import profile
import silx.gui.plot.items.roi as roi_items
class TestScatterProfileToolBar(TestCaseQt, ParametricTestCase):
"""Tests for ScatterProfileToolBar class"""
def setUp(self):
super(TestScatterProfileToolBar, self).setUp()
self.plot = PlotWindow()
self.profile = profile.ScatterProfileToolBar(plot=self.plot)
self.plot.addToolBar(self.profile)
self.plot.show()
self.qWaitForWindowExposed(self.plot)
def tearDown(self):
del self.profile
self.qapp.processEvents()
self.plot.setAttribute(qt.Qt.WA_DeleteOnClose)
self.plot.close()
del self.plot
super(TestScatterProfileToolBar, self).tearDown()
def testNoProfile(self):
"""Test ScatterProfileToolBar without profile"""
self.assertEqual(self.profile.getPlotWidget(), self.plot)
# Add a scatter plot
self.plot.addScatter(
x=(0., 1., 1., 0.), y=(0., 0., 1., 1.), value=(0., 1., 2., 3.))
self.plot.resetZoom(dataMargins=(.1, .1, .1, .1))
self.qapp.processEvents()
# Check that there is no profile
self.assertIsNone(self.profile.getProfileValues())
self.assertIsNone(self.profile.getProfilePoints())
def testHorizontalProfile(self):
"""Test ScatterProfileToolBar horizontal profile"""
nPoints = 8
self.profile.setNPoints(nPoints)
self.assertEqual(self.profile.getNPoints(), nPoints)
# Add a scatter plot
self.plot.addScatter(
x=(0., 1., 1., 0.), y=(0., 0., 1., 1.), value=(0., 1., 2., 3.))
self.plot.resetZoom(dataMargins=(.1, .1, .1, .1))
self.qapp.processEvents()
# Activate Horizontal profile
hlineAction = self.profile.actions()[0]
hlineAction.trigger()
self.qapp.processEvents()
# Set a ROI profile
roi = roi_items.HorizontalLineROI()
roi.setPosition(0.5)
self.profile._getRoiManager().addRoi(roi)
# Wait for async interpolator init
for _ in range(20):
self.qWait(200)
if not self.profile.hasPendingOperations():
break
self.qapp.processEvents()
self.assertIsNotNone(self.profile.getProfileValues())
points = self.profile.getProfilePoints()
self.assertEqual(len(points), nPoints)
# Check that profile has same limits than Plot
xLimits = self.plot.getXAxis().getLimits()
self.assertEqual(points[0, 0], xLimits[0])
self.assertEqual(points[-1, 0], xLimits[1])
# Clear the profile
clearAction = self.profile.actions()[-1]
clearAction.trigger()
self.qapp.processEvents()
self.assertIsNone(self.profile.getProfileValues())
self.assertIsNone(self.profile.getProfilePoints())
self.assertEqual(self.profile.getProfileTitle(), '')
def testVerticalProfile(self):
"""Test ScatterProfileToolBar vertical profile"""
nPoints = 8
self.profile.setNPoints(nPoints)
self.assertEqual(self.profile.getNPoints(), nPoints)
# Add a scatter plot
self.plot.addScatter(
x=(0., 1., 1., 0.), y=(0., 0., 1., 1.), value=(0., 1., 2., 3.))
self.plot.resetZoom(dataMargins=(.1, .1, .1, .1))
self.qapp.processEvents()
# Activate vertical profile
vlineAction = self.profile.actions()[1]
vlineAction.trigger()
self.qapp.processEvents()
# Set a ROI profile
roi = roi_items.VerticalLineROI()
roi.setPosition(0.5)
self.profile._getRoiManager().addRoi(roi)
# Wait for async interpolator init
for _ in range(10):
self.qWait(200)
if not self.profile.hasPendingOperations():
break
self.assertIsNotNone(self.profile.getProfileValues())
points = self.profile.getProfilePoints()
self.assertEqual(len(points), nPoints)
# Check that profile has same limits than Plot
yLimits = self.plot.getYAxis().getLimits()
self.assertEqual(points[0, 1], yLimits[0])
self.assertEqual(points[-1, 1], yLimits[1])
# Check that profile limits are updated when changing limits
self.plot.getYAxis().setLimits(yLimits[0] + 1, yLimits[1] + 10)
self.qapp.processEvents()
yLimits = self.plot.getYAxis().getLimits()
points = self.profile.getProfilePoints()
self.assertEqual(points[0, 1], yLimits[0])
self.assertEqual(points[-1, 1], yLimits[1])
# Clear the plot
self.plot.clear()
self.qapp.processEvents()
self.assertIsNone(self.profile.getProfileValues())
self.assertIsNone(self.profile.getProfilePoints())
def testLineProfile(self):
"""Test ScatterProfileToolBar line profile"""
nPoints = 8
self.profile.setNPoints(nPoints)
self.assertEqual(self.profile.getNPoints(), nPoints)
# Activate line profile
lineAction = self.profile.actions()[2]
lineAction.trigger()
self.qapp.processEvents()
# Add a scatter plot
self.plot.addScatter(
x=(0., 1., 1., 0.), y=(0., 0., 1., 1.), value=(0., 1., 2., 3.))
self.plot.resetZoom(dataMargins=(.1, .1, .1, .1))
self.qapp.processEvents()
# Set a ROI profile
roi = roi_items.LineROI()
roi.setEndPoints(numpy.array([0., 0.]), numpy.array([1., 1.]))
self.profile._getRoiManager().addRoi(roi)
# Wait for async interpolator init
for _ in range(10):
self.qWait(200)
if not self.profile.hasPendingOperations():
break
self.assertIsNotNone(self.profile.getProfileValues())
points = self.profile.getProfilePoints()
self.assertEqual(len(points), nPoints)
def suite():
test_suite = unittest.TestSuite()
test_suite.addTest(
unittest.defaultTestLoader.loadTestsFromTestCase(
TestScatterProfileToolBar))
return test_suite
if __name__ == '__main__':
unittest.main(defaultTest='suite')
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