+# -*- coding: utf-8 -*-
import inspect
import sys
import string
"""A class that takes care of formatting (eg.: indenting) a
Music expression as a .ly file.
-
+
"""
- ## TODO: support for \relative.
-
+
def __init__ (self):
self._line = ''
self._indent = 4
def set_file (self, file):
self._file = file
-
+
def dump_version (self):
self.newline ()
self.print_verbatim ('\\version "@TOPLEVEL_VERSION@"')
self.newline ()
-
+
def get_indent (self):
return self._nesting * self._indent
-
+
def override (self):
last = self._output_state_stack[-1]
self._output_state_stack.append (last.copy())
-
+
def add_factor (self, factor):
self.override()
self._output_state_stack[-1].factor *= factor
def unformatted_output (self, str):
# don't indent on \< and indent only once on <<
- self._nesting += ( str.count ('<')
- - str.count ('\<') - str.count ('<<')
+ self._nesting += ( str.count ('<')
+ - str.count ('\<') - str.count ('<<')
+ str.count ('{') )
self._nesting -= ( str.count ('>') - str.count ('\>') - str.count ('>>')
- str.count ('->') - str.count ('_>')
- str.count ('^>')
+ str.count ('}') )
self.print_verbatim (str)
-
+
def print_duration_string (self, str):
if self._last_duration == str:
return
-
+
self.unformatted_output (str)
-
+
def add_word (self, str):
if (len (str) + 1 + len (self._line) > self._line_len):
self.newline()
self._line += ' '
self.unformatted_output (str)
self._skipspace = False
-
+
def newline (self):
self._file.write (self._line + '\n')
self._line = ' ' * self._indent * self._nesting
def skipspace (self):
self._skipspace = True
-
+
def __call__(self, arg):
self.dump (arg)
-
+
def dump (self, str):
if self._skipspace:
self._skipspace = False
self.duration_log = 0
self.dots = 0
self.factor = Rational (1)
-
+
def lisp_expression (self):
return '(ly:make-duration %d %d %d %d)' % (self.duration_log,
self.dots,
str += '*%d' % factor.numerator ()
return str
-
+
def print_ly (self, outputter):
str = self.ly_expression (self.factor / outputter.duration_factor ())
outputter.print_duration_string (str)
-
+
def __repr__(self):
return self.ly_expression()
-
+
def copy (self):
d = Duration ()
d.dots = self.dots
# Implement the different note names for the various languages
def pitch_generic (pitch, notenames, accidentals):
str = notenames[pitch.step]
- if pitch.alteration < 0:
- str += accidentals[0] * (-pitch.alteration)
+ halftones = int (pitch.alteration)
+ if halftones < 0:
+ str += accidentals[0] * (-halftones)
elif pitch.alteration > 0:
- str += accidentals[3] * (pitch.alteration)
+ str += accidentals[3] * (halftones)
+ # Handle remaining fraction to pitch.alteration (for microtones)
+ if (halftones != pitch.alteration):
+ if None in accidentals[1:3]:
+ warning (_ ("Language does not support microtones contained in the piece"))
+ else:
+ try:
+ str += {-0.5: accidentals[1], 0.5: accidentals[2]}[pitch.alteration-halftones]
+ except KeyError:
+ warning (_ ("Language does not support microtones contained in the piece"))
return str
def pitch_general (pitch):
return pitch_deutsch (pitch)
def pitch_svenska (pitch):
- str = pitch_generic (pitch, ['c', 'd', 'e', 'f', 'g', 'a', 'h'], ['ess', '', '', 'iss'])
+ str = pitch_generic (pitch, ['c', 'd', 'e', 'f', 'g', 'a', 'h'], ['ess', None, None, 'iss'])
return str.replace ('hess', 'b').replace ('aes', 'as').replace ('ees', 'es')
def pitch_italiano (pitch):
return pitch_italiano (pitch)
def pitch_espanol (pitch):
- str = pitch_generic (pitch, ['do', 're', 'mi', 'fa', 'sol', 'la', 'si'], ['b', '', '', 's'])
+ str = pitch_generic (pitch, ['do', 're', 'mi', 'fa', 'sol', 'la', 'si'], ['b', None, None, 's'])
return str
def pitch_vlaams (pitch):
- str = pitch_generic (pitch, ['do', 're', 'mi', 'fa', 'sol', 'la', 'si'], ['b', '', '', 'k'])
+ str = pitch_generic (pitch, ['do', 're', 'mi', 'fa', 'sol', 'la', 'si'], ['b', None, None, 'k'])
return str
def set_pitch_language (language):
self.step = 0
self.octave = 0
self._force_absolute_pitch = False
-
+
def __repr__(self):
return self.ly_expression()
c.step += interval.step
c.octave += interval.octave
c.normalize ()
-
+
target_st = self.semitones() + interval.semitones()
c.alteration += target_st - c.semitones()
return c
p = Pitch ()
p.alteration = self.alteration
p.step = self.step
- p.octave = self.octave
+ p.octave = self.octave
return p
def steps (self):
def semitones (self):
return self.octave * 12 + [0,2,4,5,7,9,11][self.step] + self.alteration
-
- def ly_step_expression (self):
+
+ def ly_step_expression (self):
return pitch_generating_function (self)
def absolute_pitch (self):
str += self.absolute_pitch ()
return str
-
+
def print_ly (self, outputter):
outputter (self.ly_expression())
-
+
class Music:
def __init__ (self):
self.parent = None
self.start = Rational (0)
self.comment = ''
self.identifier = None
-
+
def get_length(self):
return Rational (0)
-
+
def get_properties (self):
return ''
-
+
def has_children (self):
return False
-
+
def get_index (self):
if self.parent:
return self.parent.elements.index (self)
return None
def name (self):
return self.__class__.__name__
-
+
def lisp_expression (self):
name = self.name()
props = self.get_properties ()
-
+
return "(make-music '%s %s)" % (name, props)
def set_start (self, start):
if not text:
return
-
+
if text == '\n':
printer.newline ()
return
-
+
lines = string.split (text, '\n')
for l in lines:
if l:
printer.unformatted_output ('% ' + l)
printer.newline ()
-
+
def print_with_identifier (self, printer):
- if self.identifier:
+ if self.identifier:
printer ("\\%s" % self.identifier)
else:
self.print_ly (printer)
previous_pitch = self.basepitch
if not previous_pitch:
previous_pitch = Pitch ()
- func ('\\relative %s%s' % (pitch_generating_function (previous_pitch),
+ func ('\\relative %s%s' % (pitch_generating_function (previous_pitch),
previous_pitch.absolute_pitch ()))
MusicWrapper.print_ly (self, func)
relative_pitches = prev_relative_pitches
func ("\\once \\override TupletBracket #'stencil = #ly:slur::print")
func.newline ()
- base_number_function = {None: "#f",
- "actual": "tuplet-number::calc-denominator-text",
+ base_number_function = {None: "#f",
+ "actual": "tuplet-number::calc-denominator-text",
"both": "tuplet-number::calc-fraction-text"}.get (self.display_number, None)
# If we have non-standard numerator/denominator, use our custom function
if self.display_number == "actual" and self.display_denominator:
(base_number_function, base_duration))
func.newline ()
elif self.display_type == "both": # TODO: Implement this using actual_type and normal_type!
- warning (_ ("Tuplet brackets displaying both note durations are not implemented, using default"))
if self.display_number == None:
func ("\\once \\override TupletNumber #'stencil = ##f")
func.newline ()
elif self.display_number == "both":
- func ("\\once \\override TupletNumber #'text = #%s" % base_number_function)
- func.newline ()
+ den_duration = self.normal_type.ly_expression (None, True)
+ # If we don't have an actual type set, use the normal duration!
+ if self.actual_type:
+ num_duration = self.actual_type.ly_expression (None, True)
+ else:
+ num_duration = den_duration
+ if (self.display_denominator or self.display_numerator):
+ func ("\\once \\override TupletNumber #'text = #(tuplet-number::non-default-fraction-with-notes %s \"%s\" %s \"%s\")" %
+ (self.display_denominator, den_duration,
+ self.display_numerator, num_duration))
+ func.newline ()
+ else:
+ func ("\\once \\override TupletNumber #'text = #(tuplet-number::fraction-with-notes \"%s\" \"%s\")" %
+ (den_duration, num_duration))
+ func.newline ()
else:
if self.display_number == None:
func ("\\once \\override TupletNumber #'stencil = ##f")
def append (self, what):
if what:
self.elements.append (what)
-
+
def has_children (self):
return self.elements
assert elt.parent == None
assert succ == None or succ in self.elements
-
+
idx = 0
if succ:
idx = self.elements.index (succ)
self.elements.insert (idx, elt)
elt.parent = self
-
+
def get_properties (self):
return ("'elements (list %s)"
% string.join (map (lambda x: x.lisp_expression(),
def delete_element (self, element):
assert element in self.elements
-
+
self.elements.remove (element)
element.parent = None
-
+
def set_start (self, start):
self.start = start
for e in self.elements:
r = Music.find_first (self, predicate)
if r:
return r
-
+
for e in self.elements:
r = e.find_first (predicate)
if r:
return r
return None
-
+
class SequentialMusic (NestedMusic):
def get_last_event_chord (self):
value = None
printer ('}')
if newline:
printer.newline()
-
+
def lisp_sub_expression (self, pred):
name = self.name()
props = self.get_subset_properties (pred)
-
+
return "(make-music '%s %s)" % (name, props)
-
+
def set_start (self, start):
for e in self.elements:
e.set_start (start)
self.print_length_field (printer, "paper-width", self.page_width)
self.print_length_field (printer, "paper-height", self.page_height)
self.print_length_field (printer, "top-margin", self.top_margin)
- self.print_length_field (printer, "botton-margin", self.bottom_margin)
+ self.print_length_field (printer, "bottom-margin", self.bottom_margin)
self.print_length_field (printer, "left-margin", self.left_margin)
# TODO: maybe set line-width instead of right-margin?
self.print_length_field (printer, "right-margin", self.right_margin)
# TODO: What's the corresponding setting for system_left_margin and
- # system_right_margin in Lilypond?
+ # system_right_margin in LilyPond?
self.print_length_field (printer, "between-system-space", self.system_distance)
self.print_length_field (printer, "page-top-space", self.top_system_distance)
rest_events = [e for e in self.elements if
isinstance (e, RhythmicEvent)
and not isinstance (e, NoteEvent)]
-
+
other_events = [e for e in self.elements if
not isinstance (e, RhythmicEvent)]
self.grace_elements.print_ly (printer, False)
printer ('{}')
- # Print all overrides and other settings needed by the
+ # Print all overrides and other settings needed by the
# articulations/ornaments before the note
for e in other_events:
e.print_before_note (printer)
pitches = []
basepitch = None
for x in note_events:
- pitches.append (x.pitch.ly_expression ())
+ pitches.append (x.chord_element_ly ())
if not basepitch:
basepitch = previous_pitch
printer ('<%s>' % string.join (pitches))
duration.print_ly (printer)
else:
pass
-
+
for e in other_events:
e.print_ly (printer)
self.after_grace_elements.print_ly (printer, False)
self.print_comment (printer)
-
+
class Partial (Music):
def __init__ (self):
Music.__init__ (self)
Music.__init__ (self)
self.bar_number = 0
self.type = None
-
+
def print_ly (self, printer):
- bar_symbol = { 'regular': "|", 'dotted': ":", 'dashed': ":",
+ bar_symbol = { 'regular': "|", 'dotted': ":", 'dashed': "dashed",
'heavy': "|", 'light-light': "||", 'light-heavy': "|.",
'heavy-light': ".|", 'heavy-heavy': ".|.", 'tick': "'",
'short': "'", 'none': "" }.get (self.type, None)
class SlurEvent (SpanEvent):
def print_before_note (self, printer):
- command = {'dotted': '\\slurDotted',
+ command = {'dotted': '\\slurDotted',
'dashed' : '\\slurDashed'}.get (self.line_type, '')
if command and self.span_direction == -1:
printer.dump (command)
def print_after_note (self, printer):
# reset non-solid slur types!
- command = {'dotted': '\\slurSolid',
+ command = {'dotted': '\\slurSolid',
'dashed' : '\\slurSolid'}.get (self.line_type, '')
if command and self.span_direction == -1:
printer.dump (command)
def print_before_note (self, printer):
if self.span_direction == -1:
printer.dump ('\[')
- # the the bracket after the last note
+ # the bracket after the last note
def print_after_note (self, printer):
if self.span_direction == 1:
printer.dump ('\]')
self.span_type = {'up': 1, 'down': -1}.get (type, 0)
def ly_octave_shift_indicator (self):
# convert 8/15 to lilypond indicators (+-1/+-2)
- value = {8: 1, 15: 2}.get (self.size, 0)
+ try:
+ value = {8: 1, 15: 2}[self.size]
+ except KeyError:
+ warning (_ ("Invalid octave shift size found: %s. Using no shift.") % self.size)
+ value = 0
# negative values go up!
value *= -1*self.span_type
return value
value = ''
if dir:
value = '\ottava #%s' % dir
- return {
+ return {
-1: value,
1: '\ottava #0'}.get (self.span_direction, '')
style= {
"dashed" : "dashed-line",
"dotted" : "dotted-line",
- "wavy" : "zigzag"
+ "wavy" : "zigzag"
}. get (self.line_type, None)
if style:
- printer.dump ("\once \override Glissando #'style = #'%s" % style)
+ printer.dump ("\\once \\override Glissando #'style = #'%s" % style)
def ly_expression (self):
return {-1: '\\glissando',
1:''}.get (self.span_direction, '')
return '\!'
else:
return {1: '\<', -1: '\>'}.get (self.span_type, '')
-
+
def ly_expression (self):
return self.hairpin_to_ly ()
-
+
def print_ly (self, printer):
val = self.hairpin_to_ly ()
if val:
else:
return ''
+
+class FunctionWrapperEvent (Event):
+ def __init__ (self, function_name = None):
+ Event.__init__ (self)
+ self.function_name = function_name
+ def pre_note_ly (self, is_chord_element):
+ if self.function_name:
+ return "\\%s" % self.function_name
+ else:
+ return ''
+ def pre_chord_ly (self):
+ return ''
+ def ly_expression (self):
+ if self.function_name:
+ return "\\%s" % self.function_name
+ else:
+ return ''
+
+class ParenthesizeEvent (FunctionWrapperEvent):
+ def __init__ (self):
+ FunctionWrapperEvent.__init__ (self, "parenthesize")
+
+class NotestyleEvent (Event):
+ def __init__ (self):
+ Event.__init__ (self)
+ self.style = None
+ self.filled = None
+ def pre_chord_ly (self):
+ if self.style:
+ return "\\once \\override NoteHead #'style = #%s" % self.style
+ else:
+ return ''
+ def pre_note_ly (self, is_chord_element):
+ if self.style and is_chord_element:
+ return "\\tweak #'style #%s" % self.style
+ else:
+ return ''
+ def ly_expression (self):
+ return self.pre_chord_ly ()
+
+
class ChordPitch:
def __init__ (self):
self.alteration = 0
self.step = 0
def __repr__(self):
return self.ly_expression()
- def ly_expression (self):
+ def ly_expression (self):
return pitch_generating_function (self)
class ChordModification:
class BendEvent (ArticulationEvent):
def __init__ (self):
Event.__init__ (self)
- self.alter = 0
+ self.alter = None
def ly_expression (self):
- if self.alter:
+ if self.alter != None:
return "-\\bendAfter #%s" % self.alter
else:
return ''
def __init__ (self):
Event.__init__ (self)
self.duration = Duration()
-
+ self.associated_events = []
+
+ def add_associated_event (self, ev):
+ if ev:
+ self.associated_events.append (ev)
+
+ def pre_chord_ly (self):
+ return [ev.pre_chord_ly () for ev in self.associated_events]
+
+ def pre_note_ly (self, is_chord_element):
+ return [ev.pre_note_ly (is_chord_element) for ev in self.associated_events]
+
+ def ly_expression_pre_note (self, is_chord_element):
+ res = string.join (self.pre_note_ly (is_chord_element), ' ')
+ if res != '':
+ res = res + ' '
+ return res
+
def get_length (self):
return self.duration.get_length()
-
+
def get_properties (self):
return ("'duration %s"
% self.duration.lisp_expression ())
-
+
class RestEvent (RhythmicEvent):
def __init__ (self):
RhythmicEvent.__init__ (self)
self.pitch = None
+
def ly_expression (self):
+ res = self.ly_expression_pre_note (False)
if self.pitch:
- return "%s%s\\rest" % (self.pitch.ly_expression (), self.duration.ly_expression ())
+ return res + "%s%s\\rest" % (self.pitch.ly_expression (), self.duration.ly_expression ())
else:
return 'r%s' % self.duration.ly_expression ()
-
+
def print_ly (self, printer):
+ for ev in self.associated_events:
+ ev.print_ly (printer)
if self.pitch:
self.pitch.print_ly (printer)
self.duration.print_ly (printer)
class SkipEvent (RhythmicEvent):
def ly_expression (self):
- return 's%s' % self.duration.ly_expression ()
+ return 's%s' % self.duration.ly_expression ()
class NoteEvent(RhythmicEvent):
def __init__ (self):
self.drum_type = None
self.cautionary = False
self.forced_accidental = False
-
+
def get_properties (self):
str = RhythmicEvent.get_properties (self)
-
+
if self.pitch:
str += self.pitch.lisp_expression ()
elif self.drum_type:
str += "'drum-type '%s" % self.drum_type
return str
-
+
def pitch_mods (self):
excl_question = ''
if self.cautionary:
excl_question += '!'
return excl_question
-
+
def ly_expression (self):
+ # obtain all stuff that needs to be printed before the note:
+ res = self.ly_expression_pre_note (True)
if self.pitch:
- return '%s%s%s' % (self.pitch.ly_expression (),
+ return res + '%s%s%s' % (self.pitch.ly_expression (),
self.pitch_mods(),
self.duration.ly_expression ())
elif self.drum_type:
- return '%s%s' (self.drum_type,
+ return res + '%s%s' (self.drum_type,
self.duration.ly_expression ())
+ def chord_element_ly (self):
+ # obtain all stuff that needs to be printed before the note:
+ res = self.ly_expression_pre_note (True)
+ if self.pitch:
+ return res + '%s%s' % (self.pitch.ly_expression (),
+ self.pitch_mods())
+ elif self.drum_type:
+ return res + '%s%s' (self.drum_type)
+
+
def print_ly (self, printer):
+ for ev in self.associated_events:
+ ev.print_ly (printer)
if self.pitch:
self.pitch.print_ly (printer)
printer (self.pitch_mods ())
class KeySignatureChange (Music):
def __init__ (self):
Music.__init__ (self)
- self.scale = []
- self.tonic = Pitch()
+ self.tonic = None
self.mode = 'major'
-
+ self.non_standard_alterations = None
+
+ def format_non_standard_alteration (self, a):
+ alter_dict = { -2: ",DOUBLE-FLAT",
+ -1.5: ",THREE-Q-FLAT",
+ -1: ",FLAT",
+ -0.5: ",SEMI-FLAT",
+ 0: ",NATURAL",
+ 0.5: ",SEMI-SHARP",
+ 1: ",SHARP",
+ 1.5: ",THREE-Q-SHARP",
+ 2: ",DOUBLE-SHARP"}
+ try:
+ accidental = alter_dict[a[1]]
+ except KeyError:
+ warning (_ ("Unable to convert alteration %s to a lilypond expression") % a[1])
+ return ''
+ if len (a) == 2:
+ return "( %s . %s )" % (a[0], accidental)
+ elif len (a) == 3:
+ return "(( %s . %s ) . %s )" % (a[2], a[0], accidental)
+ else:
+ return ''
+
def ly_expression (self):
- return '\\key %s \\%s' % (self.tonic.ly_step_expression (),
+ if self.tonic:
+ return '\\key %s \\%s' % (self.tonic.ly_step_expression (),
self.mode)
-
- def lisp_expression (self):
- pairs = ['(%d . %d)' % (i , self.scale[i]) for i in range (0,7)]
- scale_str = ("'(%s)" % string.join (pairs))
-
- return """ (make-music 'KeyChangeEvent
- 'pitch-alist %s) """ % scale_str
+ elif self.non_standard_alterations:
+ alterations = [self.format_non_standard_alteration (a) for
+ a in self.non_standard_alterations]
+ return "\\set Staff.keySignature = #`(%s)" % string.join (alterations, " ")
+ else:
+ return ''
class TimeSignatureChange (Music):
def __init__ (self):
Music.__init__ (self)
- self.fraction = (4,4)
+ self.fractions = [4,4]
+ self.style = None
+ def format_fraction (self, frac):
+ if isinstance (frac, list):
+ l = [self.format_fraction (f) for f in frac]
+ return "(" + string.join (l, " ") + ")"
+ else:
+ return "%s" % frac
+
def ly_expression (self):
- return '\\time %d/%d ' % self.fraction
-
+ st = ''
+ # Print out the style if we have ome, but the '() should only be
+ # forced for 2/2 or 4/4, since in all other cases we'll get numeric
+ # signatures anyway despite the default 'C signature style!
+ is_common_signature = self.fractions in ([2,2], [4,4], [4,2])
+ if self.style:
+ if self.style == "common":
+ st = "\\defaultTimeSignature"
+ elif (self.style != "'()"):
+ st = "\\once \\override Staff.TimeSignature #'style = #%s " % self.style
+ elif (self.style != "'()") or is_common_signature:
+ st = "\\numericTimeSignature"
+
+ # Easy case: self.fractions = [n,d] => normal \time n/d call:
+ if len (self.fractions) == 2 and isinstance (self.fractions[0], int):
+ return st + '\\time %d/%d ' % tuple (self.fractions)
+ elif self.fractions:
+ return st + "\\compoundMeter #'%s" % self.format_fraction (self.fractions)
+ else:
+ return st + ''
+
class ClefChange (Music):
def __init__ (self):
Music.__init__ (self)
('F', 4): "bass",
('F', 5): "subbass",
("percussion", 2): "percussion",
+ # Workaround: MuseScore uses PERC instead of percussion
+ ("PERC", 2): "percussion",
("TAB", 5): "tab"}.get ((self.type, self.position), None)
def ly_expression (self):
return '\\clef "%s%s"' % (self.clef_name (), self.octave_modifier ())
"C": ("clefs.C", 0, 0),
"F": ("clefs.F", 2, 6),
}
-
+
def lisp_expression (self):
try:
(glyph, pos, c0) = self.clef_dict[self.type]
else:
return ''
+class SetEvent (Music):
+ def __init__ (self, contextprop, value):
+ Music.__init__ (self)
+ self.context_prop = contextprop
+ self.value = value
+ def ly_expression (self):
+ if self.value:
+ return "\\set %s = %s" % (self.context_prop, self.value)
+ else:
+ return ''
+
+class StaffLinesEvent (Music):
+ def __init__ (self, lines):
+ Music.__init__ (self)
+ self.lines = lines
+ def ly_expression (self):
+ if (self.lines > 0):
+ return "\\stopStaff \\override Staff.StaffSymbol #'line-count = #%s \\startStaff" % self.lines
+ else:
+ return "\\stopStaff \\revert Staff.StaffSymbol #'line-count \\startStaff"
class TempoMark (Music):
def __init__ (self):
return False
def duration_to_markup (self, dur):
if dur:
- # Generate the markup to print the note, use scheme mode for
+ # Generate the markup to print the note, use scheme mode for
# ly_expression to get longa and not \longa (which causes an error)
return "\\general-align #Y #DOWN \\smaller \\note #\"%s\" #UP" % dur.ly_expression(None, True)
else:
return 'R%s' % self.duration.ly_expression ()
+class Break (Music):
+ def __init__ (self, tp="break"):
+ Music.__init__ (self)
+ self.type = tp
+ def print_ly (self, printer):
+ if self.type:
+ printer.dump ("\\%s" % self.type)
+
class StaffGroup:
def __init__ (self, command = "StaffGroup"):
self.stafftype = command
self.spanbar = None
self.children = []
self.is_group = True
+ self.context_modifications = []
# part_information is a list with entries of the form
# [staffid, voicelist]
# where voicelist is a list with entries of the form
for c in self.children:
c.set_part_information (part_name, staves_info)
+ def add_context_modification (self, modification):
+ self.context_modifications.append (modification)
+
def print_ly_contents (self, printer):
for c in self.children:
if c:
c.print_ly (printer)
- def print_ly_overrides (self, printer):
+ def needs_with (self):
needs_with = False
needs_with |= self.spanbar == "no"
needs_with |= self.instrument_name != None
needs_with |= self.short_instrument_name != None
needs_with |= (self.symbol != None) and (self.symbol != "bracket")
+ return needs_with
+ def print_ly_context_mods (self, printer):
+ if self.instrument_name or self.short_instrument_name:
+ printer.dump ("\\consists \"Instrument_name_engraver\"")
+ if self.spanbar == "no":
+ printer.dump ("\\override SpanBar #'transparent = ##t")
+ brack = {"brace": "SystemStartBrace",
+ "none": "f",
+ "line": "SystemStartSquare"}.get (self.symbol, None)
+ if brack:
+ printer.dump ("systemStartDelimiter = #'%s" % brack)
+
+ def print_ly_overrides (self, printer):
+ needs_with = self.needs_with () | (len (self.context_modifications) > 0);
if needs_with:
printer.dump ("\\with {")
- if self.instrument_name or self.short_instrument_name:
- printer.dump ("\\consists \"Instrument_name_engraver\"")
- if self.spanbar == "no":
- printer.dump ("\\override SpanBar #'transparent = ##t")
- brack = {"brace": "SystemStartBrace",
- "none": "f",
- "line": "SystemStartSquare"}.get (self.symbol, None)
- if brack:
- printer.dump ("systemStartDelimiter = #'%s" % brack)
+ self.print_ly_context_mods (printer)
+ for m in self.context_modifications:
+ printer.dump (m)
printer.dump ("}")
def print_ly (self, printer):
printer.dump ("<<")
printer.newline ()
if self.stafftype and self.instrument_name:
- printer.dump ("\\set %s.instrumentName = %s" % (self.stafftype,
+ printer.dump ("\\set %s.instrumentName = %s" % (self.stafftype,
escape_instrument_string (self.instrument_name)))
printer.newline ()
if self.stafftype and self.short_instrument_name:
self.voice_command = "Voice"
self.substafftype = None
- def print_ly_overrides (self, printer):
+ def needs_with (self):
+ return False
+ def print_ly_context_mods (self, printer):
pass
def print_ly_contents (self, printer):
if self.string_tunings or self.tablature_format:
printer.dump ("\\with {")
if self.string_tunings:
- printer.dump ("stringTunings = #'(")
+ printer.dump ("stringTunings = #`(")
for i in self.string_tunings:
- printer.dump ("%s" % i.semitones ())
+ printer.dump (",%s" % i.lisp_expression ())
printer.dump (")")
if self.tablature_format:
printer.dump ("tablatureFormat = #%s" % self.tablature_format)
class RhythmicStaff (Staff):
def __init__ (self, command = "RhythmicStaff"):
Staff.__init__ (self, command)
-
+
class Score:
def __init__ (self):
self.contents = None
def set_contents (self, contents):
self.contents = contents
-
+
def set_part_information (self, part_id, staves_info):
if self.contents:
self.contents.set_part_information (part_id, staves_info)
down = Pitch ()
down.step = -4
down.normalize ()
-
-
+
+
print bflat.semitones()
print bflat.transposed (fifth), bflat.transposed (fifth).transposed (fifth)
print bflat.transposed (fifth).transposed (fifth).transposed (fifth)
m.append (make_note ())
m.append (make_note ())
-
+
t = TimeScaledMusic ()
t.numerator = 2
t.denominator = 3
m.append (make_tup ())
m.append (make_tup ())
m.append (make_tup ())
-
+
printer = Output_printer()
m.print_ly (printer)
printer.newline ()
-
+
def test_expr ():
m = SequentialMusic()
- l = 2
+ l = 2
evc = ChordEvent()
n = NoteEvent()
n.duration.duration_log = l
evc = ChordEvent()
n = NoteEvent()
n.duration.duration_log = l
- n.pitch.step = 2
+ n.pitch.step = 2
evc.insert_around (None, n, 0)
m.insert_around (None, evc, 0)
n = KeySignatureChange()
n.tonic=tonic.copy()
n.scale = [0, 0, -2, 0, 0,-2,-2]
-
+
evc.insert_around (None, n, 0)
m.insert_around (None, evc, 0)
test_printer ()
raise 'bla'
test_pitch()
-
+
expr = test_expr()
expr.set_start (Rational (0))
print expr.ly_expression()
def sub(x, start=start, stop=stop):
ok = x.start >= start and x.start +x.get_length() <= stop
return ok
-
+
print expr.lisp_sub_expression(sub)