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Commit6ef747b

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Merge pull request#7091 from biolab/thicker-slider
[ENH] SliderGraph: thicker threshold line
2 parents872e4ae +df5114a commit6ef747b

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2 files changed

+65
-4
lines changed

2 files changed

+65
-4
lines changed

‎Orange/widgets/utils/slidergraph.py‎

Lines changed: 41 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -7,6 +7,34 @@
77
fromOrange.widgets.visualize.utils.plotutilsimportPlotWidget
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99

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classInteractiveInfiniteLine(InfiniteLine):# pylint: disable=abstract-method
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"""
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A subclass of InfiniteLine that provides custom hover behavior.
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"""
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def__init__(self,angle=90,pos=None,movable=False,bounds=None,
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normal_pen=None,highlight_pen=None,**kwargs):
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super().__init__(angle=angle,pos=pos,movable=movable,bounds=bounds,**kwargs)
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self._normal_pen=normal_pen
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self._highlight_pen=highlight_pen
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self.setPen(normal_pen)
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defhoverEvent(self,ev):
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"""
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Override hoverEvent to provide custom hover behavior.
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Parameters
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----------
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ev : HoverEvent
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The hover event from pyqtgraph
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"""
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ifev.isEnter()andself._highlight_penisnotNone:
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self.setPen(self._highlight_pen)
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elifev.isExit()andself._normal_penisnotNone:
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self.setPen(self._normal_pen)
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1038
classSliderGraph(PlotWidget):
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"""
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An widget graph element that shows a line plot with more sequences. It
@@ -136,14 +164,23 @@ def _plot_cutpoint(self, x):
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self._line=None
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return
138166
ifself._lineisNone:
139-
# plot interactive vertical line
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self._line=InfiniteLine(
167+
normal_pen=mkPen(
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self.palette().text().color(),width=4,
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style=Qt.SolidLine,capStyle=Qt.RoundCap
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)
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highlight_pen=mkPen(
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self.palette().link().color(),width=4,
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style=Qt.SolidLine,capStyle=Qt.RoundCap
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)
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self._line=InteractiveInfiniteLine(
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angle=90,pos=x,movable=True,
142178
bounds=self.selection_limitifself.selection_limitisnotNone
143-
else (self.x.min(),self.x.max())
179+
else (self.x.min(),self.x.max()),
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normal_pen=normal_pen,
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highlight_pen=highlight_pen
144182
)
145183
self._line.setCursor(Qt.SizeHorCursor)
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self._line.setPen(mkPen(self.palette().text().color(),width=2))
147184
self._line.sigPositionChanged.connect(self._on_cut_changed)
148185
self.addItem(self._line)
149186
else:

‎Orange/widgets/utils/tests/test_slidergraph.py‎

Lines changed: 24 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -1,3 +1,5 @@
1+
fromunittest.mockimportMock
2+
13
importnumpyasnp
24
fromAnyQt.QtCoreimportQt
35

@@ -105,3 +107,25 @@ def test_plot_no_cutpoint(self):
105107
p.update(x,self.data, [Qt.red])
106108
# pylint: disable=protected-access
107109
self.assertIsNone(p._line)
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deftest_hover_event(self):
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p=self.widget.plot
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x=np.arange(len(self.data[0]))
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p.update(x,self.data, [Qt.red],cutpoint_x=1)
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# pylint: disable=protected-access
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self.assertIsNotNone(p._line)
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enter_event=Mock()
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enter_event.isEnter.return_value=True
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enter_event.isExit.return_value=False
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p._line.hoverEvent(enter_event)
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self.assertEqual(p._line.pen,p._line._highlight_pen)
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exit_event=Mock()
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exit_event.isEnter.return_value=False
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exit_event.isExit.return_value=True
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p._line.hoverEvent(exit_event)
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self.assertEqual(p._line.pen,p._line._normal_pen)

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