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7766: Fan Chart views crash with self.maxperiod = self.minperiod

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This commit is contained in:
Jérôme Rapinat 2014-06-03 10:38:25 +02:00
parent bbefe30256
commit d4df31abf3
1 changed files with 5 additions and 2 deletions
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gramps/gui/widgets/fanchart.py
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@ -442,8 +442,11 @@ class FanChartBaseWidget(Gtk.DrawingArea):
if period is None:
color = (255, 255, 255) # white
else:
if self.maxperiod != self.minperiod:
periodfrac = ((period - self.minperiod)
/ (self.maxperiod - self.minperiod))
else:
periodfrac = 0.5
periodcol = colorsys.hsv_to_rgb(
(1-periodfrac) * self.cstart_hsv[0] + periodfrac * self.cend_hsv[0],
(1-periodfrac) * self.cstart_hsv[1] + periodfrac * self.cend_hsv[1],