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-rw-r--r--util/stats/barchart.py44
1 files changed, 41 insertions, 3 deletions
diff --git a/util/stats/barchart.py b/util/stats/barchart.py
index 87d0eb5bb..f26a88d51 100644
--- a/util/stats/barchart.py
+++ b/util/stats/barchart.py
@@ -42,6 +42,8 @@ class BarChart(ChartOptions):
super(BarChart, self).__init__(default, **kwargs)
self.inputdata = None
self.chartdata = None
+ self.inputerr = None
+ self.charterr = None
def gen_colors(self, count):
cmap = matplotlib.cm.get_cmap(self.colormap)
@@ -92,6 +94,32 @@ class BarChart(ChartOptions):
data = property(get_data, set_data)
+ def set_err(self, err):
+ if err is None:
+ self.inputerr = None
+ self.charterr = None
+ return
+
+ err = array(err)
+ dim = len(shape(err))
+ if dim not in (1, 2, 3):
+ raise AttributeError, "Input err must be a 1, 2, or 3d matrix"
+ self.inputerr = err
+
+ if dim == 1:
+ self.charterr = array([[err]])
+
+ if dim == 2:
+ self.charterr = transpose([err], axes=(2,0,1))
+
+ if dim == 3:
+ self.charterr = transpose(err, axes=(1,2,0))
+
+ def get_err(self):
+ return self.inputerr
+
+ err = property(get_err, set_err)
+
# Graph the chart data.
# Input is a 3d matrix that describes a plot that has multiple
# groups, multiple bars in each group, and multiple values stacked
@@ -126,6 +154,9 @@ class BarChart(ChartOptions):
dim = len(shape(self.inputdata))
cshape = shape(self.chartdata)
+ if self.charterr is not None and shape(self.charterr) != cshape:
+ raise AttributeError, 'Dimensions of error and data do not match'
+
if dim == 1:
colors = self.gen_colors(cshape[2])
colors = [ [ colors ] * cshape[1] ] * cshape[0]
@@ -177,8 +208,11 @@ class BarChart(ChartOptions):
for j,bardata in enumerate(stackdata):
bardata = array(bardata)
ind = arange(len(bardata)) + i * width + center
+ yerr = None
+ if self.charterr is not None:
+ yerr = self.charterr[i][j]
bar = self.axes.bar(ind, bardata, width, bottom=bottom,
- color=colors[i][j])
+ color=colors[i][j], yerr=yerr)
if self.xsubticks is not None:
self.metaaxes.bar(ind, [0] * len(bardata), width)
stack.append(bar)
@@ -218,8 +252,12 @@ class BarChart(ChartOptions):
number = len(bars[0])
lbars = [ bars[0][number - j - 1][0] for j in xrange(number)]
- self.figure.legend(lbars, self.legend, self.legend_loc,
- prop=FontProperties(size=self.legend_size))
+ if self.fig_legend:
+ self.figure.legend(lbars, self.legend, self.legend_loc,
+ prop=FontProperties(size=self.legend_size))
+ else:
+ self.axes.legend(lbars, self.legend, self.legend_loc,
+ prop=FontProperties(size=self.legend_size))
if self.title is not None:
self.axes.set_title(self.title)