def test_clef_to_lily_4(self):
bee_ell = clef.Bass8vaClef()
expected = u"\\clef \"bass^8\"\n"
self.assertEqual(functions.clef_to_lily(bee_ell), expected)
def createClef(self, attributes):
r'''
Add a new clef to the current measure and return the currentClef.
Clef lines should look like: \|Clef\|Type:ClefType or
\|Clef\|Type:ClefType\|OctaveShift:Octave Down (or Up)
>>> nwt = noteworthy.translate.NoteworthyTranslator()
>>> nwt.currentMeasure = stream.Measure()
>>> nwt.createClef({"Type": "Treble"})
>>> nwt.currentMeasure.show('text')
{0.0} <music21.clef.TrebleClef>
>>> nwt.currentClef
'TREBLE'
>>> nwt.createClef({"Type" : "Bass", "OctaveShift" : "Octave Down"})
>>> nwt.currentMeasure.show('text')
{0.0} <music21.clef.TrebleClef>
{0.0} <music21.clef.Bass8vbClef>
If no clef can be found then it raises a NoteworthyTranslate exception
>>> nwt.createClef({"Type" : "OBonobo"})
Traceback (most recent call last):
NoteworthyTranslateException: Did not find a proper clef in type, OBonobo
'''
currentClef = None
if 'OctaveShift' in attributes:
if attributes['OctaveShift'] == 'Octave Down':
octaveShift = -1
elif attributes['OctaveShift'] == 'Octave Up':
octaveShift = 1
else:
raise NoteworthyTranslateException(
'Did not get a proper octave shift from %s' % attributes[3])
else:
octaveShift = 0
cl = attributes['Type']
if cl == "Treble":
if octaveShift == 0:
self.currentMeasure.append(clef.TrebleClef())
currentClef = "TREBLE"
elif octaveShift == -1:
self.currentMeasure.append(clef.Treble8vbClef())
currentClef = "TREBLE8dw"
elif octaveShift == 1:
self.currentMeasure.append(clef.Treble8vaClef())
currentClef = "TREBLE8up"
elif cl == "Bass":
if octaveShift == 0:
self.currentMeasure.append(clef.BassClef())
currentClef = "BASS"
elif octaveShift == -1:
self.currentMeasure.append(clef.Bass8vbClef())
currentClef = "BASS8dw"
elif octaveShift == 1:
self.currentMeasure.append(clef.Bass8vaClef())
currentClef = "BASS8up"
elif cl == "Alto":
if octaveShift != 0:
raise NoteworthyTranslateException('cannot shift octaves on an alto clef')
self.currentMeasure.append(clef.AltoClef())
currentClef = "ALTO"
elif cl == "Tenor":
if octaveShift != 0:
raise NoteworthyTranslateException('cannot shift octaves on a tenor clef')
self.currentMeasure.append(clef.TenorClef())
currentClef = "TENOR"
if currentClef is None:
raise NoteworthyTranslateException('Did not find a proper clef in type, %s' % cl)
self.currentClef = currentClef
def createClef(self, attributes):
r'''
Add a new clef to the current measure and return the currentClef.
Clef lines should look like: \|Clef\|Type:ClefType or
\|Clef\|Type:ClefType\|OctaveShift:Octave Down (or Up)
>>> nwt = noteworthy.translate.NoteworthyTranslator()
>>> nwt.currentMeasure = stream.Measure()
>>> nwt.createClef({'Type': 'Treble'})
>>> nwt.currentMeasure.show('text')
{0.0} <music21.clef.TrebleClef>
>>> nwt.currentClef
'TREBLE'
>>> nwt.createClef({'Type' : 'Bass', 'OctaveShift' : 'Octave Down'})
>>> nwt.currentMeasure.show('text')
{0.0} <music21.clef.TrebleClef>
{0.0} <music21.clef.Bass8vbClef>
If no clef can be found then it raises a NoteworthyTranslate exception
>>> nwt.createClef({'Type' : 'OrangeClef'})
Traceback (most recent call last):
music21.noteworthy.translate.NoteworthyTranslateException: Did
not find a proper clef in type, OrangeClef
'''
currentClef = None
if 'OctaveShift' in attributes:
if attributes['OctaveShift'] == 'Octave Down':
octaveShift = -1
elif attributes['OctaveShift'] == 'Octave Up':
octaveShift = 1
else:
raise NoteworthyTranslateException(
f'Did not get a proper octave shift from {attributes[3]}')
else:
octaveShift = 0
cl = attributes['Type']
if cl == 'Treble':
if octaveShift == 0:
self.currentMeasure.append(clef.TrebleClef())
currentClef = 'TREBLE'
elif octaveShift == -1:
self.currentMeasure.append(clef.Treble8vbClef())
currentClef = 'TREBLE8dw'
elif octaveShift == 1:
self.currentMeasure.append(clef.Treble8vaClef())
currentClef = 'TREBLE8up'
elif cl == 'Bass':
if octaveShift == 0:
self.currentMeasure.append(clef.BassClef())
currentClef = 'BASS'
elif octaveShift == -1:
self.currentMeasure.append(clef.Bass8vbClef())
currentClef = 'BASS8dw'
elif octaveShift == 1:
self.currentMeasure.append(clef.Bass8vaClef())
currentClef = 'BASS8up'
elif cl == 'Alto':
if octaveShift != 0:
raise NoteworthyTranslateException(
'cannot shift octaves on an alto clef')
self.currentMeasure.append(clef.AltoClef())
currentClef = 'ALTO'
elif cl == 'Tenor':
if octaveShift != 0:
raise NoteworthyTranslateException(
'cannot shift octaves on a tenor clef')
self.currentMeasure.append(clef.TenorClef())
currentClef = 'TENOR'
if currentClef is None:
raise NoteworthyTranslateException(
f'Did not find a proper clef in type, {cl}')
self.currentClef = currentClef
