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graphwidgets: Make a division check more robust

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Not an issue in practice, but I was stubbing out some parts of the code
in trying to track down a memory leak and this check failed.
This commit is contained in:
Cole Robinson
2013-09-01 20:37:43 -04:00
parent 9d87b0d342
commit 9c5962c72a
1 changed files with 2 additions and 2 deletions
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4
virtManager/graphwidgets.py
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@@ -152,11 +152,11 @@ class CellRendererSparkline(Gtk.CellRenderer):
graph_width = (cell_area.width - (GRAPH_PAD * 2))
graph_height = (cell_area.height - (GRAPH_PAD * 2))
pixels_per_point = (graph_width / ((len(self.data_array) or 1) - 1))
pixels_per_point = (graph_width / max(1, len(self.data_array) - 1))
# Graph width needs to be some multiple of the amount of data points
# we have
graph_width = (pixels_per_point * ((len(self.data_array) or 1) - 1))
graph_width = (pixels_per_point * max(1, len(self.data_array) - 1))
# Recalculate border width based on the amount we are graphing
border_width = graph_width + (GRAPH_INDENT * 2)