def present(eighths, staves, startMeasure = 1):
pairs = [(n, 8) if n == int(n) else (int(n * 2), 16) for n in eighths]
durations = [Fraction(*p) for p in pairs]
directives = [r'\time %s/%s' % (p[0], p[1]) for p in pairs]
measuresPerLine = sequencetools.group_by_weights(eighths, [10],
fill = 'less', cyclic = True, overhang = False)
measuresPerLine = [len(x) for x in measuresPerLine]
measuresWithBreaks = [
m - 1 for m in sequencetools.cumulative_sums(measuresPerLine)]
measuresWithSpacing = [0] + [m + 1 for m in measuresWithBreaks][:-1]
pageHeight = 300
systemsPerPage = 2
systemHeight = pageHeight / systemsPerPage
staffSep = 60
curSystem = 1
breaks = []
for i, d in enumerate(durations):
try:
new = Skip(d.pair)
except ValueError:
new = Skip((1, 1))
new.multiplier = d.pair
if i in measuresWithSpacing:
new.formatter.before.append(
r'\overrideProperty #"Score.NonMusicalPaperColumn" ')
new.formatter.before.append("#'line-break-system-details")
systemOffset = systemHeight * (curSystem % systemsPerPage)
staffOffsets = '0 -24 -54 -76 -106 -124'
text = "#'((Y-offset . %s)" % systemOffset
new.formatter.before.append(text)
text = '(alignment-offsets . (%s)))' % staffOffsets
new.formatter.before.append(text)
if i in measuresWithBreaks:
if curSystem % systemsPerPage == systemsPerPage - 1:
new.formatter.right.append(r'\pageBreak')
else:
new.formatter.right.append(r'\break')
curSystem += 1
breaks.append(new)
breaks[-1].formatter.right.append(r'\bar "|." ')
breaksVoice = Voice(breaks)
breaksVoice.name = 'breaks voice'
for st in staves:
voices = instances(st, 'Voice')
for v in voices:
before = "#(set-accidental-style 'forget)"
v.leaves[0].formatter.before.append(before)
measures_voice = lidercfeny.transforms.make_measures_voice(pairs)
for i, measure in enumerate(measures_voice):
measure[0].formatter.left.append(directives[i])
mm = instances(measures_voice, 'Skip')
override = r"\set Score.currentBarNumber = #%s" % startMeasure
instances(st, '_Leaf')[0].formatter.before.append(override)
barText = r"\once \override Score.BarLine #'color = #red"
spanBarText = r"\once \override Score.SpanBar #'color = #red"
for (n, start, stop, description) in sections:
if startMeasure <= start:
sectionText = r'^ \markup \fontsize #2 \with-color #red \italic '
sectionText += '{ %s. %s }' % (n, description)
try:
mm[start - startMeasure].formatter.before.extend(
[barText, spanBarText])
instances(mm[start - startMeasure], '_Leaf')[0].formatter.right.append(
sectionText)
except:
pass
flute = Staff([staves[0], staves[1]])
flute.invocation = 'Flute'
flute.brackets = 'double-angle'
violin = Staff([staves[2], staves[3]])
violin.invocation = 'Violin'
violin.brackets = 'double-angle'
piano = Staff([staves[4], staves[5]])
piano.invocation = 'PianoStaff'
piano.brackets = 'double-angle'
sc = Score([flute, violin, piano])
sc['pitches-fl staff'].insert(0, breaksVoice)
sc['pitches-fl staff'].brackets = 'double-angle'
ly = Lily([sc])
layout = '/Users/trevorbaca/Documents/work/lidercfeny/layout-score.ly'
ly.includes.append(layout)
return ly
def visualize(eighths, staves):
pairs = [(n, 8) if n == int(n) else (int(n * 2), 16) for n in eighths]
durations = [Fraction(*p) for p in pairs]
directives = [r'\time %s/%s' % (p[0], p[1]) for p in pairs]
measuresPerLine = listools.group_by_weights(eighths, [10],
fill = 'less', cyclic = True, overhang = False)
measuresPerLine = [len(x) for x in measuresPerLine]
measuresWithBreaks = [
m - 1 for m in sequencetools.cumulative_sums(measuresPerLine)]
measuresWithSpacing = [0] + [m + 1 for m in measuresWithBreaks][:-1]
pageHeight = 240
systemsPerPage = 2
systemHeight = pageHeight / systemsPerPage
staffSep = 10
curSystem = 1
breaks = []
for i, d in enumerate(durations):
new = skip.Skip(d.n, d.d)
if i in measuresWithSpacing:
new.before.append(
r'\overrideProperty #"Score.NonMusicalPaperColumn" ')
new.before.append("#'line-break-system-details")
systemOffset = systemHeight * (curSystem % systemsPerPage)
#staffOffsets = ' '.join([
# str(-staffSep * n) for n in range(len(staves))])
staffOffsets = '0 -15 -39 -57 -81 -96'
text = "#'((Y-offset . %s)" % systemOffset
new.before.append(text)
text = '(alignment-offsets . (%s)))' % staffOffsets
new.before.append(text)
if i in measuresWithBreaks:
if curSystem % systemsPerPage == systemsPerPage - 1:
new.right.append(r'\pageBreak')
else:
new.right.append(r'\break')
curSystem += 1
breaks.append(new)
breaks[-1].right.append(r'\bar "|." ')
breaksVoice = voice.Voice(breaks, name = 'breaks voice')
mm = [measure.Measure([skip.Skip(*p)], p) for p in pairs]
for i, m in enumerate(mm):
m.music[0].left.append(directives[i])
measures_voice = voice.Voice(mm, name = 'measures voice')
mm = instances(measures_voice, 'Skip')
'''
barText = r"\once \override Score.BarLine #'color = #red"
spanBarText = r"\once \override Score.SpanBar #'color = #red"
for (n, start, stop, description) in sections:
sectionText = r'^ \markup \fontsize #2 \with-color #red \italic '
sectionText += '{ %s. %s }' % (n, description)
try:
mm[start - 1].before.extend([barText, spanBarText])
instances(mm[start - 1], '_Leaf')[0].right.append(sectionText)
except:
pass
'''
flute = staff.GrandStaff([staves[0], staves[1]], name = 'flute group')
violin = staff.GrandStaff([staves[2], staves[3]], name = 'violin group')
piano = staff.PianoStaff([staves[4], staves[5]], name = 'piano group')
flute.during.extend([
r'instrumentName = \markup { \fontsize #3 \hcenter-in #18 "Flauta" }',
r'shortInstrumentName = \markup { \fontsize #3 \hcenter-in #8 "Fl." }'])
violin.during.extend([
r'instrumentName = \markup { \fontsize #3 \hcenter-in #18 "Violino" }',
r'shortInstrumentName = \markup { \fontsize #3 \hcenter-in #8 "Vn." }'])
piano.during.extend([
r'instrumentName = \markup { \fontsize #3 \hcenter-in #18 "Pianoforte" }',
r'shortInstrumentName = \markup { \fontsize #3 \hcenter-in #8 "Pf." }'])
sc = score.Score([flute, violin, piano], name = 'score')
sc.instances('Staff')[0].music.insert(0, measures_voice)
sc.instances('Staff')[0].music.insert(0, breaksVoice)
ly = lily.Lily([sc], name = 'file')
ly.includes.append(
'/Users/trevorbaca/Documents/work/lidercfeny/layout-rhythm.ly')
return ly
