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BUG: Fix scaling when setting default slider value.

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Tony S Yu
2012-07-28 14:38:46 -04:00
parent 7d533e19a4
commit 3340d0612d
1 changed files with 5 additions and 3 deletions
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skimage/viewer/widgets/core.py
+5 -3
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@@ -81,9 +81,11 @@ class Slider(BaseWidget):
# divide slider into 1000 discrete values # divide slider into 1000 discrete values
slider_min = 0 slider_min = 0
slider_max = 1000 slider_max = 1000
if value is None:
value = 500
scale = float(high - low) / slider_max scale = float(high - low) / slider_max
if value is None:
slider_value = 500
else:
slider_value = (value - low) / scale
self._scale = scale self._scale = scale
self._low = low self._low = low
self._high = high self._high = high
@@ -106,7 +108,7 @@ class Slider(BaseWidget):
self.slider = QtGui.QSlider(orientation_slider) self.slider = QtGui.QSlider(orientation_slider)
self.slider.setRange(slider_min, slider_max) self.slider.setRange(slider_min, slider_max)
self.slider.setValue(value) self.slider.setValue(slider_value)
if update_on == 'move': if update_on == 'move':
self.slider.valueChanged.connect(self._on_slider_changed) self.slider.valueChanged.connect(self._on_slider_changed)
elif update_on == 'release': elif update_on == 'release':