def test_color_conversions(self):
"""Test color translations.
"""
translator = ColorTranslator()
# Does the translate method correctly convert the passed argument?
assert translator.float1_color((0.5, 0.5, 0.5)) == translator.translate((0.5, 0.5, 0.5)), \
"Did not correctly translate colour from floating point RGB tuple"
assert translator.int255_color((1, 75, 240)) == translator.translate((1, 75, 240)), \
"Did not correctly translate colour from integer RGB tuple"
assert translator.artemis_color(7) == translator.translate(7), \
"Did not correctly translate colour from Artemis colour scheme"
assert translator.scheme_color(2) == translator.translate(2), \
"Did not correctly translate colour from user-defined colour scheme"
def __init__(self,
parent=None,
feature_id=None,
feature=None,
color=colors.lightgreen,
label=0,
colour=None):
""" __init__(self, parent=None, feature_id=None, feature=None,
color=colors.lightgreen, label=0)
o parent FeatureSet containing the feature
o feature_id Unique id for the feature
o feature Bio.SeqFeature object to be wrapped
o color color.Color Color to draw the feature (overridden
by backwards compatible argument with UK spelling,
colour). Either argument is overridden if 'color'
is found in feature qualifiers
o label Boolean, 1 if the label should be shown
"""
#Let the UK spelling (colour) override the USA spelling (color)
if colour is not None:
color = colour
self._colortranslator = ColorTranslator()
# Initialise attributes
self.parent = parent
self.id = feature_id
self.color = color # default color to draw the feature
self._feature = None # Bio.SeqFeature object to wrap
self.hide = 0 # show by default
self.sigil = 'BOX'
self.arrowhead_length = 1.0 # 100% of the box height
self.arrowshaft_height = 0.4 # 40% of the box height
self.name_qualifiers = [
'gene', 'label', 'name', 'locus_tag', 'product'
]
self.label = label
self.label_font = 'Helvetica'
self.label_size = 6
self.label_color = colors.black
self.label_angle = 45
self.label_position = 'start'
if feature is not None:
self.set_feature(feature)
