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-# coding: utf-8
-# /*##########################################################################
-#
-# Copyright (c) 2017-2019 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.
-#
-# ###########################################################################*/
-"""Tests for ImageAlphaSlider"""
-
-
-__authors__ = ["P. Knobel"]
-__license__ = "MIT"
-__date__ = "28/03/2017"
-
-import numpy
-import unittest
-
-from silx.gui import qt
-from silx.gui.utils.testutils import TestCaseQt
-from silx.gui.plot import PlotWidget
-from silx.gui.plot import AlphaSlider
-
-
-class TestActiveImageAlphaSlider(TestCaseQt):
- def setUp(self):
- super(TestActiveImageAlphaSlider, self).setUp()
- self.plot = PlotWidget()
- self.aslider = AlphaSlider.ActiveImageAlphaSlider(plot=self.plot)
- self.aslider.setOrientation(qt.Qt.Horizontal)
-
- toolbar = qt.QToolBar("plot", self.plot)
- toolbar.addWidget(self.aslider)
- self.plot.addToolBar(toolbar)
-
- self.plot.show()
- self.qWaitForWindowExposed(self.plot)
-
- self.mouseMove(self.plot) # Move to center
- self.qapp.processEvents()
-
- def tearDown(self):
- self.qapp.processEvents()
- self.plot.setAttribute(qt.Qt.WA_DeleteOnClose)
- self.plot.close()
- del self.plot
- del self.aslider
-
- super(TestActiveImageAlphaSlider, self).tearDown()
-
- def testWidgetEnabled(self):
- # no active image initially, slider must be deactivate
- self.assertFalse(self.aslider.isEnabled())
-
- self.plot.addImage(numpy.array([[0, 1, 2], [3, 4, 5]]))
- # now we have an active image
- self.assertTrue(self.aslider.isEnabled())
-
- self.plot.setActiveImage(None)
- self.assertFalse(self.aslider.isEnabled())
-
- def testGetImage(self):
- self.plot.addImage(numpy.array([[0, 1, 2], [3, 4, 5]]))
- self.assertEqual(self.plot.getActiveImage(),
- self.aslider.getItem())
-
- self.plot.addImage(numpy.array([[0, 1, 3], [2, 4, 6]]), legend="2")
- self.plot.setActiveImage("2")
- self.assertEqual(self.plot.getImage("2"),
- self.aslider.getItem())
-
- def testGetAlpha(self):
- self.plot.addImage(numpy.array([[0, 1, 2], [3, 4, 5]]), legend="1")
- self.aslider.setValue(137)
- self.assertAlmostEqual(self.aslider.getAlpha(),
- 137. / 255)
-
-
-class TestNamedImageAlphaSlider(TestCaseQt):
- def setUp(self):
- super(TestNamedImageAlphaSlider, self).setUp()
- self.plot = PlotWidget()
- self.aslider = AlphaSlider.NamedImageAlphaSlider(plot=self.plot)
- self.aslider.setOrientation(qt.Qt.Horizontal)
-
- toolbar = qt.QToolBar("plot", self.plot)
- toolbar.addWidget(self.aslider)
- self.plot.addToolBar(toolbar)
-
- self.plot.show()
- self.qWaitForWindowExposed(self.plot)
-
- self.mouseMove(self.plot) # Move to center
- self.qapp.processEvents()
-
- def tearDown(self):
- self.qapp.processEvents()
- self.plot.setAttribute(qt.Qt.WA_DeleteOnClose)
- self.plot.close()
- del self.plot
- del self.aslider
-
- super(TestNamedImageAlphaSlider, self).tearDown()
-
- def testWidgetEnabled(self):
- # no image set initially, slider must be deactivate
- self.assertFalse(self.aslider.isEnabled())
-
- self.plot.addImage(numpy.array([[0, 1, 2], [3, 4, 5]]), legend="1")
- self.aslider.setLegend("1")
- # now we have an image set
- self.assertTrue(self.aslider.isEnabled())
-
- def testGetImage(self):
- self.plot.addImage(numpy.array([[0, 1, 2], [3, 4, 5]]), legend="1")
- self.plot.addImage(numpy.array([[0, 1, 3], [2, 4, 6]]), legend="2")
- self.aslider.setLegend("1")
- self.assertEqual(self.plot.getImage("1"),
- self.aslider.getItem())
-
- self.aslider.setLegend("2")
- self.assertEqual(self.plot.getImage("2"),
- self.aslider.getItem())
-
- def testGetAlpha(self):
- self.plot.addImage(numpy.array([[0, 1, 2], [3, 4, 5]]), legend="1")
- self.aslider.setLegend("1")
- self.aslider.setValue(128)
- self.assertAlmostEqual(self.aslider.getAlpha(),
- 128. / 255)
-
-
-class TestNamedScatterAlphaSlider(TestCaseQt):
- def setUp(self):
- super(TestNamedScatterAlphaSlider, self).setUp()
- self.plot = PlotWidget()
- self.aslider = AlphaSlider.NamedScatterAlphaSlider(plot=self.plot)
- self.aslider.setOrientation(qt.Qt.Horizontal)
-
- toolbar = qt.QToolBar("plot", self.plot)
- toolbar.addWidget(self.aslider)
- self.plot.addToolBar(toolbar)
-
- self.plot.show()
- self.qWaitForWindowExposed(self.plot)
-
- self.mouseMove(self.plot) # Move to center
- self.qapp.processEvents()
-
- def tearDown(self):
- self.qapp.processEvents()
- self.plot.setAttribute(qt.Qt.WA_DeleteOnClose)
- self.plot.close()
- del self.plot
- del self.aslider
-
- super(TestNamedScatterAlphaSlider, self).tearDown()
-
- def testWidgetEnabled(self):
- # no Scatter set initially, slider must be deactivate
- self.assertFalse(self.aslider.isEnabled())
-
- self.plot.addScatter([0, 1, 2], [2, 3, 4], [5, 6, 7],
- legend="1")
- self.aslider.setLegend("1")
- # now we have an image set
- self.assertTrue(self.aslider.isEnabled())
-
- def testGetScatter(self):
- self.plot.addScatter([0, 1, 2], [2, 3, 4], [5, 6, 7],
- legend="1")
- self.plot.addScatter([0, 10, 20], [20, 30, 40], [50, 60, 70],
- legend="2")
- self.aslider.setLegend("1")
- self.assertEqual(self.plot.getScatter("1"),
- self.aslider.getItem())
-
- self.aslider.setLegend("2")
- self.assertEqual(self.plot.getScatter("2"),
- self.aslider.getItem())
-
- def testGetAlpha(self):
- self.plot.addScatter([0, 10, 20], [20, 30, 40], [50, 60, 70],
- legend="1")
- self.aslider.setLegend("1")
- self.aslider.setValue(128)
- self.assertAlmostEqual(self.aslider.getAlpha(),
- 128. / 255)
-
-
-def suite():
- test_suite = unittest.TestSuite()
- # test_suite.addTest(positionInfoTestSuite)
- for testClass in (TestActiveImageAlphaSlider, TestNamedImageAlphaSlider,
- TestNamedScatterAlphaSlider):
- test_suite.addTest(unittest.defaultTestLoader.loadTestsFromTestCase(
- testClass))
- return test_suite
-
-
-if __name__ == '__main__':
- unittest.main(defaultTest='suite')