def display(self, music, fontsize, last_timepos=None):
"""Exception handling should be done by the caller."""
score = parser.parse_to_score_object(music)
sc = engravers.ScoreContext(score, last_timepos)
self.m_engravers = sc.m_contexts
self.m_fontsize = fontsize
self._display()
def test_clefs(self):
testdata = [
('violin', 6),
('treble', 6),
('G', 6),
('G2', 6),
('alto', 0),
('C', 0),
('tenor', -2),
('bass', -6),
('french', 8),
('soprano', 4),
('mezzosoprano', 2),
('baritone', -4),
('varbaritone', -4),
('subbass', -8),
]
testdata = testdata + [('"%s"' % c, i) for (c, i) in testdata]
testdata.extend([
('"violin_8"', 6 - 7),
('"violin_15"', 6 - 14),
('"G^8"', 6 + 7),
('"G^15"', 6 + 14),
])
for clef, ypos in testdata:
score = mpd.parser.parse_to_score_object(r"\staff{ \clef %s c' }" %
clef)
sc = engravers.ScoreContext(score)
eng = sc.m_contexts
e = [
e for e in eng[0]
if isinstance(e, mpd.engravers.NoteheadEngraver)
][0]
self.assertEqual(e.m_ypos, ypos,
"c' after %s clef is placed wrong" % clef)
def clear(self, numstaff=1):
if numstaff == 0:
self.m_engravers = []
else:
sc = elems.Score()
for x in range(numstaff):
sc.add_staff()
self.m_engravers = engravers.ScoreContext(sc).m_contexts
self.g_d.queue_draw()
dim = engravers.dimentions[20]
self.set_size_request(self.get_size_request()[0], numstaff*dim.staff_spacing+dim.first_staff_ypos)
def score_updated(self):
"""
Redraw the staff. This should be called whenever m_score is updated.
It is not necessary to call when only the cursor have been moved.
"""
self.m_scorecontext = engravers.ScoreContext(self.m_score)
self.m_engravers = self.m_scorecontext.m_contexts
self._display()
if self.m_score.m_staffs:
timeposes = self.m_score.m_staffs[0].get_timeposes()
if self.m_cursor > len(timeposes) - 1:
self.m_cursor = len(timeposes) - 1
else:
self.m_cursor = None
self.emit('score-updated')
def display_score(self, score):
self.m_engravers = engravers.ScoreContext(score).m_contexts
self._display()
def test_empty(self):
sc = elems.Score()
# This has always worked.
engravers.ScoreContext(sc)
sc.add_staff()
engravers.ScoreContext(sc)
