def AddLine(self,
points,
label=None,
color=None,
pattern=LineStyle.SOLID,
width=LineStyle.THIN,
markers=None):
"""Add a new line to the chart.
This is a convenience method which constructs the DataSeries and appends it
for you. It returns the new series.
points: List of equally-spaced y-values for the line
label: Name of the line (used for the legend)
color: Hex string, like 'ff0000' for red
pattern: Tuple for (length of segment, length of gap). i.e.
LineStyle.DASHED
width: Width of the line (i.e. LineStyle.THIN)
markers: List of Marker objects to attach to this line (see DataSeries
for more info)
"""
if color is not None and isinstance(color[0], common.Marker):
warnings.warn(
'Your code may be broken! '
'You passed a list of Markers instead of a color. The '
'old argument order (markers before color) is deprecated.',
DeprecationWarning,
stacklevel=2)
style = LineStyle(width, pattern[0], pattern[1], color=color)
series = common.DataSeries(points,
label=label,
style=style,
markers=markers)
self.data.append(series)
return series
def testDataSeriesStyles(self):
# Deprecated approach
warnings.filterwarnings('error')
self.assertRaises(DeprecationWarning, common.DataSeries, [1, 2, 3],
color='0000FF')
warnings.filterwarnings('ignore')
d = common.DataSeries([1, 2, 3], color='0000FF')
self.assertEqual('0000FF', d.color)
d.color = 'F00'
self.assertEqual('F00', d.color)
def testDataSeriesArgumentOrder(self):
# Deprecated approach
warnings.filterwarnings('error')
self.assertRaises(DeprecationWarning, common.DataSeries, [1, 2, 3],
'0000FF', 'style')
# New order
style = common._BasicStyle('0000FF')
d = common.DataSeries([1, 2, 3], 'label', style)
self.assertEqual('label', d.label)
self.assertEqual(style, d.style)
def testLineStyleByValueGivesWarning(self):
"""Using LineStyle.foo as a value should throw a deprecation warning"""
warnings.filterwarnings('error')
self.assertRaises(DeprecationWarning, common.DataSeries, [],
style=line_chart.LineStyle.solid)
series = common.DataSeries([])
def _TestAssignment():
series.style = line_chart.LineStyle.solid
self.assertRaises(DeprecationWarning, _TestAssignment)
warnings.filterwarnings('ignore')
series.style = line_chart.LineStyle.solid
warnings.resetwarnings()
self.assertEqual(1, series.style.width)
self.assertEqual(1, series.style.on)
self.assertEqual(0, series.style.off)
def AddBars(self, points, label=None, color=None):
"""Add a series of bars to the chart.
points: List of y-values for the bars in this series
label: Name of the series (used in the legend)
color: Hex string, like '00ff00' for green
This is a convenience method which constructs & appends the DataSeries for
you.
"""
if label is not None and util._IsColor(label):
warnings.warn(
'Your code may be broken! '
'Label is a hex triplet. Maybe it is a color? The '
'old argument order (color before label) is deprecated.',
DeprecationWarning,
stacklevel=2)
style = BarsStyle(color)
series = common.DataSeries(points, label=label, style=style)
self.data.append(series)
return series
def AddData(self, points, color=None, label=None):
style = common._BasicStyle(color)
series = common.DataSeries(points, style=style, label=label)
self.data.append(series)
return series