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authorJohn Gourlay <john@weathervanefarm.net>2016-02-18 21:47:49 -0500
committerJohn Gourlay <john@weathervanefarm.net>2016-02-18 21:47:49 -0500
commit2ab5d80245dcab194daea64ec83ded3ec8252e51 (patch)
tree34c247e35ad2b16bcc687e89213d7ca7552260c4 /python
parentba40d4da58323da7829ff9eb4f8b6ea576d47559 (diff)
Copy the lastest musicxml2ly files from Philomelos. These versions overwrite
changes made directly in the LilyPond repository. Those changes will be reintroduced subsequently.
Diffstat (limited to 'python')
-rw-r--r--python/musicexp.py822
-rw-r--r--python/musicxml.py1868
2 files changed, 1858 insertions, 832 deletions
diff --git a/python/musicexp.py b/python/musicexp.py
index a564f29ce5..a0b13efcc6 100644
--- a/python/musicexp.py
+++ b/python/musicexp.py
@@ -3,7 +3,10 @@ import inspect
import sys
import string
import re
+import math
import lilylib as ly
+import warnings
+import utilities
_ = ly._
@@ -12,7 +15,8 @@ from rational import Rational
# Store previously converted pitch for \relative conversion as a global state variable
previous_pitch = None
relative_pitches = False
-
+whatOrnament = ""
+ly_dur = None # stores lilypond durations
def escape_instrument_string (input_string):
retstring = string.replace (input_string, "\"", "\\\"")
@@ -35,13 +39,11 @@ class Output_stack_element:
o.factor = self.factor
return o
-class Output_printer:
-
- """A class that takes care of formatting (eg.: indenting) a
+class Output_printer(object):
+ """
+ A class that takes care of formatting (eg.: indenting) a
Music expression as a .ly file.
-
"""
-
def __init__ (self):
self._line = ''
self._indent = 4
@@ -56,8 +58,7 @@ class Output_printer:
self._file = file
def dump_version (self):
- self.newline ()
- self.print_verbatim ('\\version "@TOPLEVEL_VERSION@"')
+ self.print_verbatim ('\\version "2.19.15"')
self.newline ()
def get_indent (self):
@@ -69,7 +70,7 @@ class Output_printer:
def add_factor (self, factor):
self.override()
- self._output_state_stack[-1].factor *= factor
+ self._output_state_stack[-1].factor *= factor
def revert (self):
del self._output_state_stack[-1]
@@ -84,13 +85,13 @@ class Output_printer:
def unformatted_output (self, str):
# don't indent on \< and indent only once on <<
- self._nesting += ( str.count ('<')
+ self._nesting += (str.count ('<')
- 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 ('}') )
+ + str.count ('}'))
self.print_verbatim (str)
def print_duration_string (self, str):
@@ -99,6 +100,15 @@ class Output_printer:
self.unformatted_output (str)
+# def print_note_color (self, object, rgb=None):
+# if rgb:
+# str = ("\\once\\override %s #'color = #(rgb-color %s # %s %s)" % (object, rgb[0], rgb[1], rgb[2]))
+# else:
+# str = "\\revert %s #'color" % object
+# self.newline()
+# self.add_word(str)
+# self.newline()
+
def add_word (self, str):
if (len (str) + 1 + len (self._line) > self._line_len):
self.newline()
@@ -125,11 +135,11 @@ class Output_printer:
self._skipspace = False
self.unformatted_output (str)
else:
- words = string.split (str)
+ # Avoid splitting quoted strings (e.g. "1. Wie") when indenting.
+ words = utilities.split_string_and_preserve_doublequoted_substrings(str)
for w in words:
self.add_word (w)
-
def close (self):
self.newline ()
self._file.close ()
@@ -137,19 +147,19 @@ class Output_printer:
class Duration:
- def __init__ (self):
+ def __init__(self):
self.duration_log = 0
self.dots = 0
- self.factor = Rational (1)
+ self.factor = Rational(1)
- def lisp_expression (self):
+ def lisp_expression(self):
return '(ly:make-duration %d %d %d %d)' % (self.duration_log,
self.dots,
- self.factor.numerator (),
- self.factor.denominator ())
-
+ self.factor.numerator(),
+ self.factor.denominator())
- def ly_expression (self, factor = None, scheme_mode = False):
+ def ly_expression(self, factor=None, scheme_mode=False):
+ global ly_dur # stores lilypond durations
if not factor:
factor = self.factor
@@ -158,58 +168,131 @@ class Duration:
longer_dict = {-1: "breve", -2: "longa"}
else:
longer_dict = {-1: "\\breve", -2: "\\longa"}
- str = longer_dict.get (self.duration_log, "1")
+ dur_str = longer_dict.get(self.duration_log, "1")
else:
- str = '%d' % (1 << self.duration_log)
- str += '.'*self.dots
+ dur_str = '%d' % (1 << self.duration_log)
+ dur_str += '.' * self.dots
- if factor <> Rational (1,1):
- if factor.denominator () <> 1:
- str += '*%d/%d' % (factor.numerator (), factor.denominator ())
+ if factor <> Rational(1, 1):
+ if factor.denominator() <> 1:
+ dur_str += '*%d/%d' % (factor.numerator(), factor.denominator())
else:
- str += '*%d' % factor.numerator ()
+ dur_str += '*%d' % factor.numerator()
- return str
+ if dur_str.isdigit():
+ ly_dur = int(dur_str)
+ # TODO: We need to deal with dotted notes and scaled durations
+ # otherwise ly_dur won't work in combination with tremolos.
+ return dur_str
- def print_ly (self, outputter):
- str = self.ly_expression (self.factor / outputter.duration_factor ())
- outputter.print_duration_string (str)
+ def print_ly(self, outputter):
+ dur_str = self.ly_expression(self.factor / outputter.duration_factor())
+ outputter.print_duration_string(dur_str)
def __repr__(self):
return self.ly_expression()
- def copy (self):
- d = Duration ()
+ def copy(self):
+ d = Duration()
d.dots = self.dots
d.duration_log = self.duration_log
d.factor = self.factor
return d
- def get_length (self):
- dot_fact = Rational( (1 << (1 + self.dots))-1,
+ def get_length(self):
+ dot_fact = Rational((1 << (1 + self.dots)) - 1,
1 << self.dots)
- log = abs (self.duration_log)
+ log = abs(self.duration_log)
dur = 1 << log
if self.duration_log < 0:
- base = Rational (dur)
+ base = Rational(dur)
else:
- base = Rational (1, dur)
+ base = Rational(1, dur)
return base * dot_fact * self.factor
-# implement the midi command line option '-m' and '--midi'
-# if TRUE add midi-block to .ly file (see below)
-def set_create_midi (option):
+def set_create_midi(option):
+ """
+ Implement the midi command line option '-m' and '--midi'.
+ If True, add midi-block to .ly file (see L{musicexp.Score.print_ly}).
+
+ @param option: Indicates whether the midi-block has to be added or not.
+ @type option: boolean
+ """
global midi_option
midi_option = option
def get_create_midi ():
+ """
+ Return, if exists the state of the midi-option.
+
+ @return: The state of the midi-option.
+ @rtype: boolean
+ """
try:
return midi_option
except:
return False
+# implement the command line option '--transpose'
+def set_transpose(option):
+ global transpose_option
+ transpose_option = option
+
+def get_transpose(optType):
+ try:
+ if(optType == "string"):
+ return '\\transpose c %s' % transpose_option
+ elif(optType == "integer"):
+ p = generic_tone_to_pitch(transpose_option)
+ return p.semitones()
+ except:
+ if(optType == "string"):
+ return ""
+ elif(optType == "integer"):
+ return 0
+
+# implement the command line option '--tab-clef'
+def set_tab_clef(option):
+ global tab_clef_option
+ tab_clef_option = option
+
+def get_tab_clef():
+ try:
+ return ("tab", tab_clef_option)[tab_clef_option == "tab" or tab_clef_option == "moderntab"]
+ except:
+ return "tab"
+
+# definitions of the command line option '--string-numbers'
+def set_string_numbers(option):
+ global string_numbers_option
+ string_numbers_option = option
+
+def get_string_numbers():
+ try:
+ return ("t", string_numbers_option)[string_numbers_option == "t" or string_numbers_option == "f"]
+ except:
+ return "t"
+
+def generic_tone_to_pitch (tone):
+ accidentals_dict = {
+ "" : 0,
+ "es" : -1,
+ "s" : -1,
+ "eses" : -2,
+ "ses" : -2,
+ "is" : 1,
+ "isis" : 2
+ }
+ p = Pitch ()
+ tone_ = tone.strip().lower()
+ p.octave = tone_.count("'") - tone_.count(",")
+ tone_ = tone_.replace(",","").replace("'","")
+ p.step = ((ord (tone_[0]) - ord ('a') + 5) % 7)
+ p.alteration = accidentals_dict.get(tone_[1:], 0)
+ return p
+
# Implement the different note names for the various languages
def pitch_generic (pitch, notenames, accidentals):
str = notenames[pitch.step]
@@ -224,7 +307,7 @@ def pitch_generic (pitch, notenames, accidentals):
ly.warning (_ ("Language does not support microtones contained in the piece"))
else:
try:
- str += {-0.5: accidentals[1], 0.5: accidentals[2]}[pitch.alteration-halftones]
+ str += {-0.5: accidentals[1], 0.5: accidentals[2]}[pitch.alteration - halftones]
except KeyError:
ly.warning (_ ("Language does not support microtones contained in the piece"))
return str
@@ -283,7 +366,6 @@ def set_pitch_language (language):
# global variable to hold the formatting function.
pitch_generating_function = pitch_general
-
class Pitch:
def __init__ (self):
self.alteration = 0
@@ -296,12 +378,12 @@ class Pitch:
def transposed (self, interval):
c = self.copy ()
- c.alteration += interval.alteration
+ c.alteration += interval.alteration
c.step += interval.step
c.octave += interval.octave
c.normalize ()
- target_st = self.semitones() + interval.semitones()
+ target_st = self.semitones() + interval.semitones()
c.alteration += target_st - c.semitones()
return c
@@ -310,7 +392,7 @@ class Pitch:
c.step += 7
c.octave -= 1
c.octave += c.step / 7
- c.step = c.step % 7
+ c.step = c.step % 7
def lisp_expression (self):
return '(ly:make-pitch %d %d %d)' % (self.octave,
@@ -322,13 +404,36 @@ class Pitch:
p.alteration = self.alteration
p.step = self.step
p.octave = self.octave
+ p._force_absolute_pitch = self._force_absolute_pitch
return p
def steps (self):
- return self.step + self.octave *7
+ return self.step + self.octave * 7
def semitones (self):
- return self.octave * 12 + [0,2,4,5,7,9,11][self.step] + self.alteration
+ return self.octave * 12 + [0, 2, 4, 5, 7, 9, 11][self.step] + self.alteration
+
+ def normalize_alteration (c):
+ if(c.alteration < 0 and [True, False, False, True, False, False, False][c.step]):
+ c.alteration += 1
+ c.step -= 1
+ elif(c.alteration > 0 and [False, False, True, False, False, False, True][c.step]):
+ c.alteration -= 1
+ c.step += 1
+ c.normalize ()
+
+ def add_semitones (self, number):
+ semi = number + self.alteration
+ self.alteration = 0
+ if(semi == 0):
+ return
+ sign = (1,-1)[semi < 0]
+ prev = self.semitones()
+ while abs((prev + semi) - self.semitones ()) > 1:
+ self.step += sign
+ self.normalize()
+ self.alteration += (prev + semi) - self.semitones ()
+ self.normalize_alteration ()
def ly_step_expression (self):
return pitch_generating_function (self)
@@ -363,7 +468,6 @@ class Pitch:
str += self.relative_pitch ()
else:
str += self.absolute_pitch ()
-
return str
def print_ly (self, outputter):
@@ -398,7 +502,7 @@ class Music:
props = self.get_properties ()
- return "(make-music '%s %s)" % (name, props)
+ return "(make-music '%s %s)" % (name, props)
def set_start (self, start):
self.start = start
@@ -408,7 +512,7 @@ class Music:
return self
return None
- def print_comment (self, printer, text = None):
+ def print_comment (self, printer, text=None):
if not text:
text = self.comment
@@ -589,12 +693,12 @@ class NestedMusic(Music):
def get_subset_properties (self, predicate):
return ("'elements (list %s)"
% string.join (map (lambda x: x.lisp_expression(),
- filter ( predicate, self.elements))))
+ filter (predicate, self.elements))))
def get_neighbor (self, music, dir):
assert music.parent == self
idx = self.elements.index (music)
idx += dir
- idx = min (idx, len (self.elements) -1)
+ idx = min (idx, len (self.elements) - 1)
idx = max (idx, 0)
return self.elements[idx]
@@ -624,7 +728,7 @@ class NestedMusic(Music):
class SequentialMusic (NestedMusic):
def get_last_event_chord (self):
value = None
- at = len( self.elements ) - 1
+ at = len(self.elements) - 1
while (at >= 0 and
not isinstance (self.elements[at], ChordEvent) and
not isinstance (self.elements[at], BarLine)):
@@ -634,7 +738,7 @@ class SequentialMusic (NestedMusic):
value = self.elements[at]
return value
- def print_ly (self, printer, newline = True):
+ def print_ly (self, printer, newline=True):
printer ('{')
if self.comment:
self.print_comment (printer)
@@ -654,7 +758,7 @@ class SequentialMusic (NestedMusic):
props = self.get_subset_properties (pred)
- return "(make-music '%s %s)" % (name, props)
+ return "(make-music '%s %s)" % (name, props)
def set_start (self, start):
for e in self.elements:
@@ -697,39 +801,71 @@ class Lyrics:
self.lyrics_syllables = []
def print_ly (self, printer):
- printer.dump ("\lyricmode {")
- for l in self.lyrics_syllables:
- printer.dump ( "%s " % l )
- printer.dump ("}")
+ printer.dump (self.ly_expression ())
+ printer.newline()
+ printer.dump ('}')
+ printer.newline()
def ly_expression (self):
- lstr = "\lyricmode {\n "
+ lstr = "\lyricmode {\set ignoreMelismata = ##t"
for l in self.lyrics_syllables:
- lstr += l + " "
- lstr += "\n}"
+ lstr += l
+ #lstr += "\n}"
return lstr
-
class Header:
+
def __init__ (self):
self.header_fields = {}
+
def set_field (self, field, value):
self.header_fields[field] = value
- def print_ly (self, printer):
- printer.dump ("\header {")
- printer.newline ()
- for (k,v) in self.header_fields.items ():
+ def format_header_strings(self, key, value, printer):
+ printer.dump(key + ' = ')
+
+ # If a header item contains a line break, it is segmented. The
+ # substrings are formatted with the help of \markup, using
+ # \column and \line.
+ if '\n' in value:
+ value = value.replace('"', '')
+ printer.dump(r'\markup \column {')
+ substrings = value.split('\n')
+ for s in substrings:
+ printer.newline()
+ printer.dump(r'\line { "' + s + '"}')
+ printer.dump('}')
+ printer.newline()
+ else:
+ printer.dump(value)
+ printer.newline()
+
+ def print_ly(self, printer):
+ printer.dump("\header {")
+ printer.newline()
+ for (k, v) in self.header_fields.items():
if v:
- printer.dump ('%s = %s' % (k,v))
- printer.newline ()
- printer.dump ("}")
- printer.newline ()
- printer.newline ()
+ self.format_header_strings(k, v, printer)
+ #printer.newline()
+ printer.dump(r'tagline = \markup {')
+ printer.newline()
+ printer.dump(r' \center-column {')
+ printer.newline()
+ printer.dump('\line {"Music engraving by LilyPond " $(lilypond-version) | \with-url #"http://www.lilypond.org" {www.lilypond.org}}')
+ printer.newline()
+ printer.dump('\line {\with-url #"https://philomelos.net" {\with-color #grey {Learn, teach and share music on https://philomelos.net}}}')
+ printer.newline()
+ printer.dump('}')
+ printer.newline()
+ printer.dump('}')
+ printer.newline()
+ printer.dump("}")
+ printer.newline()
+ printer.newline()
class Paper:
- def __init__ (self):
+ def __init__(self):
self.global_staff_size = -1
# page size
self.page_width = -1
@@ -743,17 +879,32 @@ class Paper:
self.system_right_margin = -1
self.system_distance = -1
self.top_system_distance = -1
+ self.indent = 0
+ self.short_indent = 0
+ self.instrument_names = []
def print_length_field (self, printer, field, value):
if value >= 0:
printer.dump ("%s = %s\\cm" % (field, value))
printer.newline ()
+
+ def get_longest_instrument_name(self):
+ result = ''
+ for name in self.instrument_names:
+ lines = name.split('\n')
+ for line in lines:
+ if len(line) > len(result):
+ result = line
+ return result
+
def print_ly (self, printer):
if self.global_staff_size > 0:
printer.dump ('#(set-global-staff-size %s)' % self.global_staff_size)
printer.newline ()
printer.dump ('\\paper {')
printer.newline ()
+ printer.dump ("markup-system-spacing #'padding = #2")
+ printer.newline ()
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)
@@ -765,6 +916,14 @@ class Paper:
# 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)
+ # TODO: Compute the indentation with the instrument name lengths
+
+ # TODO: font width ?
+ char_per_cm = (len(self.get_longest_instrument_name()) * 13) / self.page_width
+ if (self.indent != 0):
+ self.print_length_field (printer, "indent", self.indent/char_per_cm)
+ if (self.short_indent != 0):
+ self.print_length_field (printer, "short-indent", self.short_indent/char_per_cm)
printer.dump ('}')
printer.newline ()
@@ -863,6 +1022,7 @@ class ChordEvent (NestedMusic):
# Print all overrides and other settings needed by the
# articulations/ornaments before the note
+
for e in other_events:
e.print_before_note (printer)
@@ -874,10 +1034,17 @@ class ChordEvent (NestedMusic):
global previous_pitch
pitches = []
basepitch = None
+ stem = None
for x in note_events:
+ if(x.associated_events):
+ for aev in x.associated_events:
+ if (isinstance(aev, StemEvent) and aev.value):
+ stem = aev
pitches.append (x.chord_element_ly ())
if not basepitch:
basepitch = previous_pitch
+ if stem:
+ printer (stem.ly_expression ())
printer ('<%s>' % string.join (pitches))
previous_pitch = basepitch
duration = self.get_duration ()
@@ -953,7 +1120,7 @@ class SpanEvent (Event):
self.span_direction = 0 # start/stop
self.line_type = 'solid'
self.span_type = 0 # e.g. cres/decrescendo, ottava up/down
- self.size = 0 # size of e.g. ocrave shift
+ self.size = 0 # size of e.g. octave shift
def wait_for_note (self):
return True
def get_properties(self):
@@ -987,14 +1154,39 @@ class PedalEvent (SpanEvent):
1:'\\sustainOff'}.get (self.span_direction, '')
class TextSpannerEvent (SpanEvent):
+ def print_before_note (self, printer):
+ if hasattr(self, 'style') and self.style=="wave":
+ printer.dump("\once \override TextSpanner #'style = #'trill")
+ try:
+ x = {-1:'\\textSpannerDown', 0:'\\textSpannerNeutral', 1: '\\textSpannerUp'}.get(self.force_direction, '')
+ printer.dump (x)
+ except:
+ pass
+
+ def print_after_note (self, printer):
+ pass
+
def ly_expression (self):
- return {-1: '\\startTextSpan',
- 1:'\\stopTextSpan'}.get (self.span_direction, '')
+ global whatOrnament
+ if hasattr(self, 'style') and self.style=="ignore":
+ return ""
+ # if self.style=="wave":
+ if whatOrnament == "wave":
+ return {-1: '\\startTextSpan',
+ 1:'\\stopTextSpan'}.get (self.span_direction, '')
+ else:
+ if hasattr(self, 'style') and self.style=="stop" and whatOrnament != "trill": return ""
+ return {-1: '\\startTrillSpan',
+ 1:'\\stopTrillSpan'}.get (self.span_direction, '')
class BracketSpannerEvent (SpanEvent):
# Ligature brackets use prefix-notation!!!
def print_before_note (self, printer):
if self.span_direction == -1:
+ if self.force_direction == 1:
+ printer.dump("\once \override LigatureBracket #' direction = #UP")
+ elif self.force_direction == -1:
+ printer.dump("\once \override LigatureBracket #' direction = #DOWN")
printer.dump ('\[')
# the bracket after the last note
def print_after_note (self, printer):
@@ -1009,7 +1201,7 @@ class OctaveShiftEvent (SpanEvent):
def wait_for_note (self):
return False
def set_span_type (self, type):
- self.span_type = {'up': 1, 'down': -1}.get (type, 0)
+ self.span_type = {'up': 1, 'down':-1}.get (type, 0)
def ly_octave_shift_indicator (self):
# convert 8/15 to lilypond indicators (+-1/+-2)
try:
@@ -1018,7 +1210,7 @@ class OctaveShiftEvent (SpanEvent):
ly.warning (_ ("Invalid octave shift size found: %s. Using no shift.") % self.size)
value = 0
# negative values go up!
- value *= -1*self.span_type
+ value *= -1 * self.span_type
return value
def ly_expression (self):
dir = self.ly_octave_shift_indicator ()
@@ -1026,7 +1218,7 @@ class OctaveShiftEvent (SpanEvent):
if dir:
value = '\ottava #%s' % dir
return {
- -1: value,
+ - 1: value,
1: '\ottava #0'}.get (self.span_direction, '')
class TrillSpanEvent (SpanEvent):
@@ -1038,7 +1230,7 @@ class TrillSpanEvent (SpanEvent):
class GlissandoEvent (SpanEvent):
def print_before_note (self, printer):
if self.span_direction == -1:
- style= {
+ style = {
"dashed" : "dashed-line",
"dotted" : "dotted-line",
"wavy" : "zigzag"
@@ -1077,20 +1269,24 @@ class TieEvent(Event):
class HairpinEvent (SpanEvent):
def set_span_type (self, type):
- self.span_type = {'crescendo' : 1, 'decrescendo' : -1, 'diminuendo' : -1 }.get (type, 0)
+ self.span_type = {'crescendo' : 1, 'decrescendo' :-1, 'diminuendo' :-1 }.get (type, 0)
def hairpin_to_ly (self):
if self.span_direction == 1:
return '\!'
else:
return {1: '\<', -1: '\>'}.get (self.span_type, '')
+ def direction_mod (self):
+ return { 1: '^', -1: '_', 0: '-' }.get (self.force_direction, '-')
+
def ly_expression (self):
return self.hairpin_to_ly ()
def print_ly (self, printer):
val = self.hairpin_to_ly ()
if val:
- printer.dump (val)
+ # printer.dump (val)
+ printer.dump ('%s%s' % (self.direction_mod (), val))
@@ -1098,6 +1294,7 @@ class DynamicsEvent (Event):
def __init__ (self):
Event.__init__ (self)
self.type = None
+ self.force_direction = 0
def wait_for_note (self):
return True
def ly_expression (self):
@@ -1106,9 +1303,12 @@ class DynamicsEvent (Event):
else:
return
+ def direction_mod (self):
+ return { 1: '^', -1: '_', 0: '-' }.get (self.force_direction, '-')
+
def print_ly (self, printer):
if self.type:
- printer.dump ("\\%s" % self.type)
+ printer.dump ('%s\\%s' % (self.direction_mod (), self.type))
class MarkEvent (Event):
def __init__ (self, text="\\default"):
@@ -1139,9 +1339,30 @@ class TextEvent (Event):
self.force_direction = None
self.markup = ''
def wait_for_note (self):
+ """ This is problematic: the lilypond-markup ^"text"
+ requires wait_for_note to be true. Otherwise the
+ compilation will fail. So we are forced to set return to True.
+ But in some cases this might lead to a wrong placement of the text.
+ In case of words like Allegro the text should be put in a '\tempo'-command.
+ In this case we don't want to wait for the next note.
+ In some other cases the text is supposed to be used in a '\mark\markup' construct.
+ We would not want to wait for the next note either.
+ There might be other problematic situations.
+ In the long run we should differentiate between various contexts in MusicXML, e.g.
+ the following markup should be interpreted as '\tempo "Allegretto"':
+ <direction placement="above">
+ <direction-type>
+ <words>Allegretto</words>
+ </direction-type>
+ <sound tempo="120"/>
+ </direction>
+ In the mean time arising problems have to be corrected manually after the conversion.
+ """
return True
def direction_mod (self):
+ """ 1: placement="above"; -1: placement="below"; 0: no placement attribute.
+ see musicxml_direction_to_indicator in musicxml2ly_conversion.py """
return { 1: '^', -1: '_', 0: '-' }.get (self.force_direction, '-')
def ly_expression (self):
@@ -1175,9 +1396,21 @@ class ShortArticulationEvent (ArticulationEvent):
return ''
class NoDirectionArticulationEvent (ArticulationEvent):
+
+ def is_breathing_sign(self):
+ return self.type == 'breathe'
+
+ def print_after_note(self, printer):
+ # The breathing sign should, according to current LilyPond
+ # praxis, be treated as an independent musical
+ # event. Consequently, it should be printed _after_ the note
+ # to which it is attached.
+ if self.is_breathing_sign():
+ printer.dump(r'\breathe')
+
def ly_expression (self):
- if self.type:
- return '\\%s' % self.type
+ if self.type and not self.is_breathing_sign():
+ return '\\%s' % self.type
else:
return ''
@@ -1206,11 +1439,11 @@ class FretEvent (MarkupEvent):
if self.frets <> 4:
val += "h:%s;" % self.frets
if self.barre and len (self.barre) >= 3:
- val += "c:%s-%s-%s;" % (self.barre[0], self.barre[1], self.barre[2])
+ val += "c:%s-%s-%s;" % (self.barre[0], self.barre[1], self.barre[2]+get_transpose("integer"))
have_fingering = False
for i in self.elements:
if len (i) > 1:
- val += "%s-%s" % (i[0], i[1])
+ val += "%s-%s" % (i[0], i[1]+(get_transpose("integer"),'')[isinstance(i[1],str)])
if len (i) > 2:
have_fingering = True
val += "-%s" % i[2]
@@ -1222,9 +1455,35 @@ class FretEvent (MarkupEvent):
else:
return ''
+class FretBoardNote (Music):
+ def __init__ (self):
+ Music.__init__ (self)
+ self.pitch = None
+ self.string = None
+ self.fingering = None
+ def ly_expression (self):
+ str = self.pitch.ly_expression()
+ if self.fingering:
+ str += "-%s" % self.fingering
+ if self.string:
+ str += "\%s" % self.string
+ return str
+
+class FretBoardEvent (NestedMusic):
+ def __init__ (self):
+ NestedMusic.__init__ (self)
+ self.duration = None
+ def print_ly (self, printer):
+ fretboard_notes = [n for n in self.elements if isinstance (n, FretBoardNote)]
+ if fretboard_notes:
+ notes = []
+ for n in fretboard_notes:
+ notes.append (n.ly_expression ())
+ contents = string.join (notes)
+ printer ('<%s>%s' % (contents,self.duration))
class FunctionWrapperEvent (Event):
- def __init__ (self, function_name = None):
+ def __init__ (self, function_name=None):
Event.__init__ (self)
self.function_name = function_name
def pre_note_ly (self, is_chord_element):
@@ -1244,16 +1503,36 @@ class ParenthesizeEvent (FunctionWrapperEvent):
def __init__ (self):
FunctionWrapperEvent.__init__ (self, "parenthesize")
-class NotestyleEvent (Event):
+class StemEvent (Event):
+ """"
+ A class to take care of stem values (up, down, double, none)
+ """
+ def __init__ (self):
+ Event.__init__ (self)
+ self.value = None
+ def pre_chord_ly (self):
+ if self.value:
+ return "\\%s" % self.value
+ else:
+ return ''
+ def pre_note_ly (self, is_chord_element):
+ return ''
+ def ly_expression (self):
+ return self.pre_chord_ly ()
+
+class NotestyleEvent (Event): #class changed by DaLa: additional attribute color
def __init__ (self):
Event.__init__ (self)
self.style = None
self.filled = None
+ self.color = None
def pre_chord_ly (self):
+ return_string = ''
if self.style:
- return "\\once \\override NoteHead #'style = #%s" % self.style
- else:
- return ''
+ return_string += " \\once \\override NoteHead #'style = #%s" % self.style
+ if self.color:
+ return_string += " \\once \\override NoteHead #'color = #(rgb-color %s %s %s)" % (self.color[0], self.color[1], self.color[2])
+ return return_string
def pre_note_ly (self, is_chord_element):
if self.style and is_chord_element:
return "\\tweak #'style #%s" % self.style
@@ -1262,6 +1541,20 @@ class NotestyleEvent (Event):
def ly_expression (self):
return self.pre_chord_ly ()
+class StemstyleEvent (Event): #class added by DaLa
+ def __init__ (self):
+ Event.__init__ (self)
+ self.color = None
+ def pre_chord_ly (self):
+ if self.color:
+ return "\\once \\override Stem #'color = #(rgb-color %s %s %s)" % (self.color[0], self.color[1], self.color[2])
+ else:
+ return ''
+ def pre_note_ly (self, is_chord_element):
+ return ''
+ def ly_expression (self):
+ return self.pre_chord_ly ()
+
class ChordPitch:
def __init__ (self):
@@ -1297,14 +1590,14 @@ class ChordNameEvent (Event):
def add_modification (self, mod):
self.modifications.append (mod)
def ly_expression (self):
+
if not self.root:
return ''
value = self.root.ly_expression ()
if self.duration:
value += self.duration.ly_expression ()
if self.kind:
- value += ":"
- value += self.kind
+ value = self.kind.format(value)
# First print all additions/changes, and only afterwards all subtractions
for m in self.modifications:
if m.type == 1:
@@ -1317,16 +1610,37 @@ class ChordNameEvent (Event):
return value
-class TremoloEvent (ArticulationEvent):
- def __init__ (self):
- Event.__init__ (self)
- self.bars = 0
-
- def ly_expression (self):
- str=''
- if self.bars and self.bars > 0:
- str += ':%s' % (2 ** (2 + string.atoi (self.bars)))
- return str
+class TremoloEvent(ArticulationEvent):
+ def __init__(self):
+ Event.__init__(self)
+ self.strokes = 0
+
+ def ly_expression(self):
+ ly_str = ''
+ if self.strokes and int(self.strokes) > 0:
+ # ly_dur is a global variable defined in class Duration
+ # ly_dur stores the value of the reciprocal values of notes
+ # ly_dur is used here to check the current note duration
+ # if the duration is smaller than 8, e.g.
+ # quarter, half and whole notes,
+ # `:(2 ** (2 + number of tremolo strokes))'
+ # should be appended to the pitch and duration, e.g.
+ # 1 stroke: `c4:8' or `c2:8' or `c1:8'
+ # 2 strokes: `c4:16' or `c2:16' or `c1:16'
+ # ...
+ # else (if ly_dur is equal to or greater than 8):
+ # we need to make sure that the tremolo value that is to
+ # be appended to the pitch and duration is twice the
+ # duration (if there is only one tremolo stroke.
+ # Each additional stroke doubles the tremolo value, e.g.:
+ # 1 stroke: `c8:16', `c16:32', `c32:64', ...
+ # 2 strokes: `c8:32', `c16:64', `c32:128', ...
+ # ...
+ if ly_dur < 8:
+ ly_str += ':%s' % (2 ** (2 + int(self.strokes)))
+ else:
+ ly_str += ':%s' % (2 ** int((math.log(ly_dur, 2)) + int(self.strokes)))
+ return ly_str
class BendEvent (ArticulationEvent):
def __init__ (self):
@@ -1382,6 +1696,10 @@ class RestEvent (RhythmicEvent):
def print_ly (self, printer):
for ev in self.associated_events:
ev.print_ly (printer)
+# if hasattr(self, 'color'):
+# printer.print_note_color("NoteHead", self.color)
+# printer.print_note_color("Stem", self.color)
+# printer.print_note_color("Beam", self.color)
if self.pitch:
self.pitch.print_ly (printer)
self.duration.print_ly (printer)
@@ -1397,7 +1715,7 @@ class SkipEvent (RhythmicEvent):
class NoteEvent(RhythmicEvent):
def __init__ (self):
RhythmicEvent.__init__ (self)
- self.pitch = None
+ #self.pitch = None
self.drum_type = None
self.cautionary = False
self.forced_accidental = False
@@ -1445,6 +1763,11 @@ class NoteEvent(RhythmicEvent):
def print_ly (self, printer):
for ev in self.associated_events:
ev.print_ly (printer)
+ if hasattr(self, 'color'):
+ printer.print_note_color("NoteHead", self.color)
+ printer.print_note_color("Stem", self.color)
+ printer.print_note_color("Beam", self.color)
+
if self.pitch:
self.pitch.print_ly (printer)
printer (self.pitch_mods ())
@@ -1453,6 +1776,11 @@ class NoteEvent(RhythmicEvent):
self.duration.print_ly (printer)
+# if hasattr(self, 'color'):
+# printer.print_note_color("NoteHead")
+# printer.print_note_color("Stem")
+# printer.print_note_color("Beam")
+
class KeySignatureChange (Music):
def __init__ (self):
Music.__init__ (self)
@@ -1462,9 +1790,9 @@ class KeySignatureChange (Music):
def format_non_standard_alteration (self, a):
alter_dict = { -2: ",DOUBLE-FLAT",
- -1.5: ",THREE-Q-FLAT",
- -1: ",FLAT",
- -0.5: ",SEMI-FLAT",
+ - 1.5: ",THREE-Q-FLAT",
+ - 1: ",FLAT",
+ - 0.5: ",SEMI-FLAT",
0: ",NATURAL",
0.5: ",SEMI-SHARP",
1: ",SHARP",
@@ -1489,15 +1817,46 @@ class KeySignatureChange (Music):
elif self.non_standard_alterations:
alterations = [self.format_non_standard_alteration (a) for
a in self.non_standard_alterations]
- return "\\set Staff.keyAlterations = #`(%s)" % string.join (alterations, " ")
+ return "\\set Staff.keySignature = #`(%s)" % string.join (alterations, " ")
else:
return ''
+class ShiftDurations (MusicWrapper):
+ def __init__ (self):
+ MusicWrapper.__init__ (self)
+ self.params = [0,0]
+
+ def set_shift_durations_parameters(self, timeSigChange):
+ self.params = timeSigChange.get_shift_durations_parameters()
+
+ def print_ly (self, func):
+ func (' \\shiftDurations #%d #%d ' % tuple(self.params))
+ MusicWrapper.print_ly (self, func)
+
class TimeSignatureChange (Music):
def __init__ (self):
Music.__init__ (self)
- self.fractions = [4,4]
+ self.fractions = [4, 4]
self.style = None
+ # Used for the --time-signature option of musicxml2ly
+ self.originalFractions = [4, 4]
+
+ def get_fractions_ratio (self):
+ """
+ Calculate the ratio between the original time fraction and the new one.
+ Used for the "--time-signature" option.
+
+ @return: The ratio between the two time fractions.
+ @rtype: float
+ """
+ return (float(self.originalFractions[0])/self.originalFractions[1])*(float(self.fractions[1])/self.fractions[0])
+
+ def get_shift_durations_parameters (self):
+ dur = math.ceil(math.log(self.get_fractions_ratio(),2))
+ dots = (1/self.get_fractions_ratio())/(math.pow(2,-dur))
+ dots = int(math.log(2-dots,0.5))
+ return [dur, dots]
+
def format_fraction (self, frac):
if isinstance (frac, list):
l = [self.format_fraction (f) for f in frac]
@@ -1510,7 +1869,7 @@ class TimeSignatureChange (Music):
# 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])
+ is_common_signature = self.fractions in ([2, 2], [4, 4], [4, 2])
if self.style:
if self.style == "common":
st = "\\defaultTimeSignature"
@@ -1536,6 +1895,7 @@ class ClefChange (Music):
def octave_modifier (self):
return {1: "^8", 2: "^15", -1: "_8", -2: "_15"}.get (self.octave, '')
+
def clef_name (self):
return {('G', 2): "treble",
('G', 1): "french",
@@ -1548,9 +1908,10 @@ class ClefChange (Music):
('F', 4): "bass",
('F', 5): "subbass",
("percussion", 2): "percussion",
- # Workaround: MuseScore uses PERC instead of percussion
+ # Workaround: MuseScore uses PERC instead of percussion
("PERC", 2): "percussion",
- ("TAB", 5): "tab"}.get ((self.type, self.position), None)
+ ("TAB", 5): get_tab_clef ()}.get ((self.type, self.position), None)
+
def ly_expression (self):
return '\\clef "%s%s"' % (self.clef_name (), self.octave_modifier ())
@@ -1747,10 +2108,11 @@ class Break (Music):
printer.dump ("\\%s" % self.type)
class StaffGroup:
- def __init__ (self, command = "StaffGroup"):
+ def __init__ (self, command="StaffGroup"):
self.stafftype = command
self.id = None
self.instrument_name = None
+ self.sound = None
self.short_instrument_name = None
self.symbol = None
self.spanbar = None
@@ -1780,6 +2142,10 @@ class StaffGroup:
for c in self.children:
if c:
c.print_ly (printer)
+ #Intention: I want to put the content of new StaffGroup in angled brackets (<< >>)
+ #printer.dump ("test")# test is printed twice at the end of a staffgroup with two staves.
+ #printer ("test") # test is printed twice at the end of a staffgroup with two staves.
+
def needs_with (self):
needs_with = False
needs_with |= self.spanbar == "no"
@@ -1787,13 +2153,14 @@ class StaffGroup:
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": "SystemStartBar",
+ "none": "f",
"line": "SystemStartSquare"}.get (self.symbol, None)
if brack:
printer.dump ("systemStartDelimiter = #'%s" % brack)
@@ -1805,50 +2172,122 @@ class StaffGroup:
self.print_ly_context_mods (printer)
for m in self.context_modifications:
printer.dump (m)
- printer.dump ("}")
-
- def print_ly_chords (self,printer):
+ printer.dump ("} <<")
+ printer.newline ()
+ #print a single << after StaffGroup only when the with-block is not needed.
+ #This doesn't work. << is printed before and after StaffGroup!
+ #else:
+ # printer.dump (" <<")
+ #prints loads off << before and after StaffGroup and before \set Staff.instrumentName
+ #elif not needs_with:
+ # printer.dump (" <<")
+
+ def print_chords(self, printer):
try:
for [staff_id, voices] in self.part_information:
- for [v, lyrics, figuredbass, chordnames] in voices:
+ for [v, lyrics, figuredbass, chordnames, fretboards] in voices:
if chordnames:
- printer ('\context ChordNames = "%s" \\%s' % (chordnames, chordnames))
- printer.newline ()
+ printer ('\context ChordNames = "%s" {%s \\%s}' % (chordnames, get_transpose ("string"), chordnames))
+ printer.newline()
+ except TypeError:
+ return
+
+ def print_fretboards(self, printer):
+ try:
+ for [staff_id, voices] in self.part_information:
+ for [v, lyrics, figuredbass, chordnames, fretboards] in voices:
+ if fretboards:
+ printer ('\context FretBoards = "%s" {%s \\%s}' % (fretboards, get_transpose ("string"), fretboards))
+ printer.newline()
except TypeError:
return
def print_ly (self, printer):
- self.print_ly_chords (printer)
+ #prints two << before a StaffGroup, one after a StaffGroup and one before each \new Staff
+ #printer.dump("<<")
+ #printer.newline ()
+ self.print_chords(printer)
+ self.print_fretboards(printer)
if self.stafftype:
printer.dump ("\\new %s" % self.stafftype)
+ printer.dump ("<<")
+ printer.newline ()
+ # if there is a width-block << should not be printed after StaffGroup but after the width-block
+ # this seems to work. It prints \new StaffGroup \with{} <<:
+# if self.stafftype == "StaffGroup" and self.print_ly_overrides:
+ #prints a new line before each new staff type, e.g. before \new StaffGroup and \new Staff...
+ #printer.newline ()
+# printer.dump("\\new %s" % self.stafftype)
+ #self.print_ly_overrides (printer)
+ #prints a << and a new line after each new staff type.
+ # printer.dump ("<<")
+ # printer.newline()
+ # print a << after all other staff types:
+ # can't use "else:" because then we get a '\new None' staff type in LilyPond...
+# elif self.stafftype == "StaffGroup":
+# printer.dump ("\\new %s" % self.stafftype)
+# printer.dump ("<<")
+# printer.newline ()
+ # << should be printed directly after StaffGroups without a with-block:
+ # this doesn't work:
+# elif self.stafftype == "StaffGroup" and not self.print_ly_overrides:
+# printer.dump ("<<")
+# printer.newline ()
+ # this is bullshit:
+# elif self.stafftype == "StaffGroup" and self.stafftype == "Staff":
+# printer.dump ("<<")
+# printer.newline ()
+ # this prints \new Staff << for every staff in the score:
+# elif self.stafftype:
+# printer.dump ("\\new %s" % self.stafftype)
+# printer.dump ("<<")
+# printer.newline ()
self.print_ly_overrides (printer)
- printer.dump ("<<")
- printer.newline ()
+ #printer.dump ("<<")
+ #printer.newline ()
if self.stafftype and self.instrument_name:
printer.dump ("\\set %s.instrumentName = %s" % (self.stafftype,
escape_instrument_string (self.instrument_name)))
- printer.newline ()
+ #printer.newline ()
if self.stafftype and self.short_instrument_name:
printer.dump ("\\set %s.shortInstrumentName = %s" % (self.stafftype,
escape_instrument_string (self.short_instrument_name)))
printer.newline ()
+ if self.sound:
+ printer.dump(
+ r'\set {stafftype}.midiInstrument = #"{sound}"'.format(
+ stafftype=self.stafftype, sound=self.sound))
self.print_ly_contents (printer)
printer.newline ()
- printer.dump (">>")
- printer.newline ()
+# This is a crude hack: In scores with staff groups the closing angled brackets are not printed.
+# That's why I added the following two lines. I couldn't find a proper solution. This won't work with scores several staff groups!!!
+ if self.stafftype == "StaffGroup":
+ printer.dump (">>")
+ #printer.dump (">>")
+ #printer.dump (">>")
+ #printer.newline ()
+ #printer.dump ("test") #test is printed 4 times in a staffgroup with two staves: once at the end of each staff and twice at the end of the staffgroup. That's not what we want!
+ #printer.dump ("test") NameError: name 'printer' is not defined
+
+#test
+# def print_staffgroup_closing_brackets (self, printer): #test see class Staff / Score.
+# printer.dump ("test")
class Staff (StaffGroup):
- def __init__ (self, command = "Staff"):
+ def __init__ (self, command="Staff"):
StaffGroup.__init__ (self, command)
self.is_group = False
self.part = None
self.voice_command = "Voice"
self.substafftype = None
+ self.sound = None
def needs_with (self):
return False
+
def print_ly_context_mods (self, printer):
+ #printer.dump ("test") #does nothing.
pass
def print_ly_contents (self, printer):
@@ -1857,39 +2296,59 @@ class Staff (StaffGroup):
sub_staff_type = self.substafftype
if not sub_staff_type:
sub_staff_type = self.stafftype
+ #printer.dump ("test") #prints test in each staff after the definitions of the instrument name and before the definition of the contexts.
+ printer.newline()
for [staff_id, voices] in self.part_information:
+ # now comes the real staff definition:
if staff_id:
printer ('\\context %s = "%s" << ' % (sub_staff_type, staff_id))
else:
printer ('\\context %s << ' % sub_staff_type)
printer.newline ()
+ printer.dump("\mergeDifferentlyDottedOn\mergeDifferentlyHeadedOn")
+ printer.newline()
n = 0
nr_voices = len (voices)
- for [v, lyrics, figuredbass, chordnames] in voices:
+ for [v, lyrics, figuredbass, chordnames, fretboards] in voices:
n += 1
voice_count_text = ''
if nr_voices > 1:
- voice_count_text = {1: ' \\voiceOne', 2: ' \\voiceTwo',
- 3: ' \\voiceThree'}.get (n, ' \\voiceFour')
- printer ('\\context %s = "%s" {%s \\%s }' % (self.voice_command, v, voice_count_text, v))
+ """
+The next line contains a bug: The voices might not appear in numerical order! Some voices might be missing e.g. if the xml file contains only voice one, three and four, this would result in: \voiceOne, \voiceTwo and \voiceThree. This causes wrong stem directions and collisions.
+ """
+ voice_count_text = {1: ' \\voiceOne', 2: ' \\voiceTwo', 3: ' \\voiceThree'}.get (n, ' \\voiceFour')
+ printer ('\\context %s = "%s" {%s %s \\%s }' % (self.voice_command, v, get_transpose ("string"), voice_count_text, v))
printer.newline ()
-
+ lyrics_id = 1
for l in lyrics:
- printer ('\\new Lyrics \\lyricsto "%s" \\%s' % (v,l))
+ printer ('\\new Lyrics \\lyricsto "%s" { \\set stanza = "%s." \\%s }' % (v, lyrics_id, l))
+ lyrics_id += 1
printer.newline()
if figuredbass:
printer ('\context FiguredBass = "%s" \\%s' % (figuredbass, figuredbass))
printer ('>>')
+ #printer.dump ("test") #prints test after each definition of a context.
+ #printer.newline ()
+ #printer.dump ("test") #prints test after each definition of a context.
def print_ly (self, printer):
if self.part_information and len (self.part_information) > 1:
self.stafftype = "PianoStaff"
self.substafftype = "Staff"
+ #printer.dump ('test')
StaffGroup.print_ly (self, printer)
+ #StaffGroup.print_staffgroup_closing_brackets (self, printer) prints test after each definition of a staff
+ printer.dump ('>>')
+ #printer.dump ("test") #prints test after each definition of a context.
+ printer.newline ()
+ #StaffGroup.print_staffgroup_closing_brackets(self, printer) #prints test after each definition of a staff.
+ #printer.dump ("test")# NameError: name 'printer' is not defined
+ #StaffGroup.print_staffgroup_closing_brackets() #TypeError: unbound method print_staffgroup_closing_brackets() must be called with StaffGroup instance as first argument (got nothing instead)
+
class TabStaff (Staff):
- def __init__ (self, command = "TabStaff"):
+ def __init__ (self, command="TabStaff"):
Staff.__init__ (self, command)
self.string_tunings = []
self.tablature_format = None
@@ -1908,7 +2367,7 @@ class TabStaff (Staff):
class DrumStaff (Staff):
- def __init__ (self, command = "DrumStaff"):
+ def __init__ (self, command="DrumStaff"):
Staff.__init__ (self, command)
self.drum_style_table = None
self.voice_command = "DrumVoice"
@@ -1919,11 +2378,18 @@ class DrumStaff (Staff):
printer.dump ("}")
class RhythmicStaff (Staff):
- def __init__ (self, command = "RhythmicStaff"):
+ def __init__ (self, command="RhythmicStaff"):
Staff.__init__ (self, command)
+#Test
+#def print_staffgroup_closing_brackets (self, printer): #test see class Score / class Staff
+# printer.dump ("test")
+
class Score:
def __init__ (self):
+ """
+ Constructs a new Score object.
+ """
self.contents = None
self.create_midi = False
@@ -1934,28 +2400,67 @@ class Score:
if self.contents:
self.contents.set_part_information (part_id, staves_info)
+ def set_tempo (self, tempo):
+ """
+ Set the tempo attribute of the Score.
+ This attribute can be used in L{print_ly} for the midi output (see L{musicxml.Sound}).
+
+ @param tempo: The value of the tempo, in beats per minute.
+ @type tempo: String
+ """
+ self.tempo = tempo
+ #Test
+# def print_staffgroup_closing_brackets (self, printer): #test see class Score / class Staff
+# printer.dump ("test")
+
def print_ly (self, printer):
- self.create_midi = get_create_midi ()
- printer.dump ("\\score {");
+ """
+ Print the content of the score to the printer, in lilypond format.
+
+ @param printer: A printer given to display correctly the output.
+ @type printer: L{Output_printer<musicexp.Output_printer>}
+ """
+ self.create_midi = get_create_midi()
+ printer.dump("\\score {")
+ printer.newline ()
+ #prints opening <<:
+ printer.dump ('<<')
printer.newline ()
if self.contents:
- self.contents.print_ly (printer);
- printer.dump ("\\layout {}");
+ self.contents.print_ly(printer)
+ #printer.dump ("test") prints test once before the >> of the score block, independent of the existence of a staffgroup.
+ #if StaffGroup == False: # True or False: nothing happens.
+ # printer.dump ('>>')
+ printer.dump ('>>')
printer.newline ()
- if not self.create_midi:
- printer.dump ("% To create MIDI output, uncomment the following line:");
- printer.newline ();
- printer.dump ("% ");
- printer.dump ("\\midi {}");
+ #StaffGroup.print_staffgroup_closing_brackets(self, printer) #TypeError: unbound method print_staffgroup_closing_brackets() must be called with StaffGroup instance as first argument (got Score instance instead)
+ #print_staffgroup_closing_brackets(self, printer) #NameError: global name 'print_staffgroup_closing_brackets' is not defined. prints test once before the >> of the score block, independent of the existence of a staffgroup.
+ printer.dump ("\\layout {}")
printer.newline ()
- printer.dump ("}");
+ # If the --midi option was not passed to musicxml2ly, that comments the "midi" line
+ if self.create_midi:
+ printer.dump ("}")
+ printer.newline()
+ printer.dump("\\score {")
+ printer.newline ()
+ printer.dump("\\unfoldRepeats \\articulate {")
+ printer.newline ()
+ self.contents.print_ly(printer)
+ printer.dump("}")
+ printer.newline ()
+ else:
+ printer.dump ("% To create MIDI output, uncomment the following line:")
+ printer.newline ()
+ printer.dump ("% ")
+ printer.dump ("\\midi {\\tempo 4 = "+self.tempo+" }")
+ printer.newline ()
+ printer.dump ("}")
printer.newline ()
-
def test_pitch ():
bflat = Pitch()
bflat.alteration = -1
- bflat.step = 6
+ bflat.step = 6
bflat.octave = -1
fifth = Pitch()
fifth.step = 4
@@ -1965,7 +2470,7 @@ def test_pitch ():
print bflat.semitones()
- print bflat.transposed (fifth), bflat.transposed (fifth).transposed (fifth)
+ print bflat.transposed (fifth), bflat.transposed (fifth).transposed (fifth)
print bflat.transposed (fifth).transposed (fifth).transposed (fifth)
print bflat.semitones(), 'down'
@@ -2037,8 +2542,8 @@ def test_expr ():
tonic.step = 2
tonic.alteration = -2
n = KeySignatureChange()
- n.tonic=tonic.copy()
- n.scale = [0, 0, -2, 0, 0,-2,-2]
+ 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)
@@ -2054,11 +2559,10 @@ if __name__ == '__main__':
expr = test_expr()
expr.set_start (Rational (0))
print expr.ly_expression()
- start = Rational (0,4)
- stop = Rational (4,2)
+ start = Rational (0, 4)
+ stop = Rational (4, 2)
def sub(x, start=start, stop=stop):
- ok = x.start >= start and x.start +x.get_length() <= stop
+ ok = x.start >= start and x.start + x.get_length() <= stop
return ok
print expr.lisp_sub_expression(sub)
-
diff --git a/python/musicxml.py b/python/musicxml.py
index 6eb3b45aba..c4635c6aca 100644
--- a/python/musicxml.py
+++ b/python/musicxml.py
@@ -6,45 +6,18 @@ import re
import sys
import copy
import lilylib as ly
+import warnings
_ = ly._
-
-def escape_ly_output_string (input_string):
- return_string = input_string
- needs_quotes = not re.match (u"^[a-zA-ZäöüÜÄÖßñ]*$", return_string);
- if needs_quotes:
- return_string = "\"" + string.replace (return_string, "\"", "\\\"") + "\""
- return return_string
-
-
-def musicxml_duration_to_log (dur):
- return {'256th': 8,
- '128th': 7,
- '64th': 6,
- '32nd': 5,
- '16th': 4,
- 'eighth': 3,
- 'quarter': 2,
- 'half': 1,
- 'whole': 0,
- 'breve': -1,
- 'longa': -2,
- 'long': -2}.get (dur, 0)
-
-
-
-def interpret_alter_element (alter_elm):
- alter = 0
- if alter_elm:
- val = eval(alter_elm.get_text ())
- if type (val) in (int, float):
- alter = val
- return alter
+import musicexp
+import musicxml2ly_conversion
+import utilities
class Xml_node:
- def __init__ (self):
+
+ def __init__(self):
self._children = []
self._data = None
self._original = None
@@ -52,581 +25,1261 @@ class Xml_node:
self._parent = None
self._attribute_dict = {}
- def get_parent (self):
+ def get_parent(self):
return self._parent
- def is_first (self):
- return self._parent.get_typed_children (self.__class__)[0] == self
+ def is_first(self):
+ return self._parent.get_typed_children(self.__class__)[0] == self
- def original (self):
+ def original(self):
return self._original
- def get_name (self):
+ def get_name(self):
return self._name
- def get_text (self):
+ def get_text(self):
if self._data:
return self._data
if not self._children:
return ''
- return ''.join ([c.get_text () for c in self._children])
+ return ''.join([c.get_text() for c in self._children])
- def message (self, msg):
- ly.warning (msg)
+ def message(self, msg):
+ ly.warning(msg)
p = self
while p:
- ly.progress (' In: <%s %s>\n' % (p._name, ' '.join (['%s=%s' % item for item in p._attribute_dict.items ()])))
- p = p.get_parent ()
+ ly.progress(' In: <%s %s>\n' %(p._name, ' '.join(['%s=%s' % item for item in p._attribute_dict.items()])))
+ p = p.get_parent()
- def dump (self, indent = ''):
- ly.debug_output ('%s<%s%s>' % (indent, self._name, ''.join ([' %s=%s' % item for item in self._attribute_dict.items ()])))
- non_text_children = [c for c in self._children if not isinstance (c, Hash_text)]
+ def dump(self, indent=''):
+ ly.debug_output('%s<%s%s>' %(indent, self._name, ''.join([' %s=%s' % item for item in self._attribute_dict.items()])))
+ non_text_children = [c for c in self._children if not isinstance(c, Hash_text)]
if non_text_children:
- ly.debug_output ('\n')
+ ly.debug_output('\n')
for c in self._children:
- c.dump (indent + " ")
+ c.dump(indent + " ")
if non_text_children:
- ly.debug_output (indent)
- ly.debug_output ('</%s>\n' % self._name)
+ ly.debug_output(indent)
+ ly.debug_output('</%s>\n' % self._name)
- def get_typed_children (self, klass):
+ def get_typed_children(self, klass):
if not klass:
return []
else:
return [c for c in self._children if isinstance(c, klass)]
- def get_named_children (self, nm):
- return self.get_typed_children (get_class (nm))
+ def get_named_children(self, nm):
+ return self.get_typed_children(get_class(nm))
- def get_named_child (self, nm):
- return self.get_maybe_exist_named_child (nm)
+ def get_named_child(self, nm):
+ return self.get_maybe_exist_named_child(nm)
- def get_children (self, predicate):
+ def get_children(self, predicate):
return [c for c in self._children if predicate(c)]
- def get_all_children (self):
+ def get_all_children(self):
return self._children
- def get_maybe_exist_named_child (self, name):
- return self.get_maybe_exist_typed_child (get_class (name))
+ def get_maybe_exist_named_child(self, name):
+ return self.get_maybe_exist_typed_child(get_class(name))
- def get_maybe_exist_typed_child (self, klass):
- cn = self.get_typed_children (klass)
- if len (cn)==0:
+ def get_maybe_exist_typed_child(self, klass):
+ cn = self.get_typed_children(klass)
+ if len(cn) == 0:
return None
- elif len (cn) == 1:
- return cn[0]
else:
- raise "More than 1 child", klass
-
- def get_unique_typed_child (self, klass):
+ try:
+ assert len(cn) == 1
+ return cn[0]
+ except:
+ msg = ' '.join(
+ ['more than one child of class ',
+ klass.__name__,
+ '...all but the first will be ignored!'])
+ warnings.warn(msg)
+ return cn[0]
+
+ def get_unique_typed_child(self, klass):
cn = self.get_typed_children(klass)
- if len (cn) <> 1:
- ly.error (self.__dict__)
- raise 'Child is not unique for', (klass, 'found', cn)
+ if len(cn) <> 1:
+ ly.error(self.__dict__)
+ raise 'Child is not unique for',(klass, 'found', cn)
return cn[0]
- def get_named_child_value_number (self, name, default):
- n = self.get_maybe_exist_named_child (name)
+ def get_named_child_value_number(self, name, default):
+ n = self.get_maybe_exist_named_child(name)
if n:
- return string.atoi (n.get_text())
+ return int(n.get_text())
else:
return default
-class Music_xml_node (Xml_node):
- def __init__ (self):
- Xml_node.__init__ (self)
- self.duration = Rational (0)
- self.start = Rational (0)
+class Music_xml_node(Xml_node):
+ def __init__(self):
+ Xml_node.__init__(self)
+ self.duration = Rational(0)
+ self.start = Rational(0)
+ self.converted = False
+
+
+class Music_xml_spanner(Music_xml_node):
-class Work (Xml_node):
- def get_work_information (self, tag):
- wt = self.get_maybe_exist_named_child (tag)
+ def get_type(self):
+ if hasattr(self, 'type'):
+ return self.type
+ else:
+ return 0
+
+ def get_size(self):
+ if hasattr(self, 'size'):
+ return int(self.size)
+ else:
+ return 0
+
+
+class Measure_element(Music_xml_node):
+
+ def get_voice_id(self):
+ voice_id = self.get_maybe_exist_named_child('voice')
+ if voice_id:
+ return voice_id.get_text()
+ else:
+ return None
+
+ def is_first(self):
+ # Look at all measure elements(previously we had self.__class__, which
+ # only looked at objects of the same type!
+ cn = self._parent.get_typed_children(Measure_element)
+ # But only look at the correct voice; But include Attributes, too, which
+ # are not tied to any particular voice
+ cn = [c for c in cn if(c.get_voice_id() == self.get_voice_id()) or isinstance(c, Attributes)]
+ return cn[0] == self
+
+
+class Work(Xml_node):
+
+ def get_work_information(self, tag):
+ wt = self.get_maybe_exist_named_child(tag)
if wt:
- return wt.get_text ()
+ return wt.get_text()
else:
return ''
- def get_work_title (self):
- return self.get_work_information ('work-title')
- def get_work_number (self):
- return self.get_work_information ('work-number')
- def get_opus (self):
- return self.get_work_information ('opus')
+ def get_work_title(self):
+ return self.get_work_information('work-title')
-class Identification (Xml_node):
- def get_rights (self):
- rights = self.get_named_children ('rights')
+ def get_work_number(self):
+ return self.get_work_information('work-number')
+
+ # def get_opus(self):
+ # return self.get_work_information('opus')
+
+
+class Identification(Xml_node):
+
+ def get_rights(self):
+ rights = self.get_named_children('rights')
ret = []
for r in rights:
- ret.append (r.get_text ())
- return string.join (ret, "\n")
+ text = r.get_text()
+ # if this Xml_node has an attribute, such as 'type="words"',
+ # include it in the header. Otherwise, it is assumed that
+ # the text contents of this node looks something like this:
+ # 'Copyright: X.Y.' and thus already contains the relevant
+ # information.
+ if hasattr(r, 'type'):
+ rights_type = r.type.title() # capitalize first letter
+ result = ''.join([rights_type, ': ', text])
+ ret.append(result)
+ else:
+ ret.append(text)
+ return string.join(ret, "\n")
- # get contents of the source-element (usually used for publishing information). (These contents are saved in a custom variable named "source" in the header of the .ly file.)
- def get_source (self):
- source = self.get_named_children ('source')
+ # get contents of the source-element(usually used for publishing information).(These contents are saved in a custom variable named "source" in the header of the .ly file.)
+ def get_source(self):
+ source = self.get_named_children('source')
ret = []
for r in source:
- ret.append (r.get_text ())
- return string.join (ret, "\n")
+ ret.append(r.get_text())
+ return string.join(ret, "\n")
- def get_creator (self, type):
- creators = self.get_named_children ('creator')
+ def get_creator(self, type):
+ creators = self.get_named_children('creator')
# return the first creator tag that has the particular type
for i in creators:
- if hasattr (i, 'type') and i.type == type:
- return i.get_text ()
+ if hasattr(i, 'type') and i.type == type:
+ return i.get_text()
return None
- def get_composer (self):
- c = self.get_creator ('composer')
+ def get_composer(self):
+ c = self.get_creator('composer')
if c:
return c
- creators = self.get_named_children ('creator')
+ creators = self.get_named_children('creator')
# return the first creator tag that has no type at all
for i in creators:
- if not hasattr (i, 'type'):
- return i.get_text ()
+ if not hasattr(i, 'type'):
+ return i.get_text()
return None
- def get_arranger (self):
- return self.get_creator ('arranger')
- def get_editor (self):
- return self.get_creator ('editor')
- def get_poet (self):
- v = self.get_creator ('lyricist')
+
+ def get_arranger(self):
+ return self.get_creator('arranger')
+
+ def get_editor(self):
+ return self.get_creator('editor')
+
+ def get_poet(self):
+ v = self.get_creator('lyricist')
if v:
return v
- v = self.get_creator ('poet')
+ v = self.get_creator('poet')
return v
- def get_encoding_information (self, type):
- enc = self.get_named_children ('encoding')
+ def get_encoding_information(self, type):
+ enc = self.get_named_children('encoding')
if enc:
- children = enc[0].get_named_children (type)
+ children = enc[0].get_named_children(type)
if children:
- return children[0].get_text ()
+ return children[0].get_text()
else:
return None
- def get_encoding_software (self):
- return self.get_encoding_information ('software')
- def get_encoding_date (self):
- return self.get_encoding_information ('encoding-date')
- def get_encoding_person (self):
- return self.get_encoding_information ('encoder')
- def get_encoding_description (self):
- return self.get_encoding_information ('encoding-description')
-
- def get_encoding_software_list (self):
- enc = self.get_named_children ('encoding')
+ def get_encoding_software(self):
+ return self.get_encoding_information('software')
+
+ def get_encoding_date(self):
+ return self.get_encoding_information('encoding-date')
+
+ def get_encoding_person(self):
+ return self.get_encoding_information('encoder')
+
+ def get_encoding_description(self):
+ return self.get_encoding_information('encoding-description')
+
+ def get_encoding_software_list(self):
+ enc = self.get_named_children('encoding')
software = []
for e in enc:
- softwares = e.get_named_children ('software')
+ softwares = e.get_named_children('software')
for s in softwares:
- software.append (s.get_text ())
+ software.append(s.get_text())
return software
- def get_file_description (self):
- misc = self.get_named_children ('miscellaneous')
+ def get_file_description(self):
+ misc = self.get_named_children('miscellaneous')
for m in misc:
- misc_fields = m.get_named_children ('miscellaneous-field')
+ misc_fields = m.get_named_children('miscellaneous-field')
for mf in misc_fields:
- if hasattr (mf, 'name') and mf.name == 'description':
- return mf.get_text ()
+ if hasattr(mf, 'name') and mf.name == 'description':
+ return mf.get_text()
return None
-class Duration (Music_xml_node):
- def get_length (self):
- dur = int (self.get_text ()) * Rational (1,4)
+
+class Credit(Xml_node):
+
+ def get_type(self):
+ type = self.get_maybe_exist_named_child('credit-type')
+ if(type != None):
+ return type.get_text()
+ else:
+ return None
+
+ def find_type(self, credits):
+ sizes = self.get_font_sizes(credits)
+ sizes.sort(reverse=True)
+ ys = self.get_default_ys(credits)
+ ys.sort(reverse=True)
+ xs = self.get_default_xs(credits)
+ xs.sort(reverse=True)
+
+ # Words child of the self credit-element
+ words = self.get_maybe_exist_named_child('credit-words')
+ size = None
+ x = None
+ y = None
+ halign = None
+ valign = None
+ justify = None
+ if(words != None):
+ if hasattr(words, 'font-size'):
+ size = utilities.string_to_integer(getattr(words, 'font-size'))
+ if hasattr(words, 'default-x'):
+ x = round(float(getattr(words, 'default-x')))
+ if hasattr(words, 'default-y'):
+ y = round(float(getattr(words, 'default-y')))
+ if hasattr(words, 'halign'):
+ halign = getattr(words, 'halign')
+ if hasattr(words, 'valign'):
+ valign = getattr(words, 'valign')
+ if hasattr(words, 'justify'):
+ justify = getattr(words, 'justify')
+ if(size and size == max(sizes) and y and y == max(ys) and(justify or halign) and(justify == 'center' or halign == 'center')):
+ return 'title'
+ elif((y and y > min(ys) and y < max(ys)) and((justify or halign) and(justify == 'center' or halign == 'center'))):
+ return 'subtitle'
+ elif((justify or halign) and(justify == 'left' or halign == 'left') and(not(x) or x == min(xs))):
+ return 'lyricist'
+ elif((justify or halign) and(justify == 'right' or halign == 'right') and(not(x) or x == max(xs))):
+ return 'composer'
+ elif(size and size == min(sizes) and y == min(ys)):
+ return 'rights'
+ # Special cases for Finale NotePad
+ elif((valign and(valign == 'top')) and(y and y == ys[1])):
+ return 'subtitle'
+ elif((valign and(valign == 'top')) and(x and x == min(xs))):
+ return 'lyricist'
+ elif((valign and(valign == 'top')) and(y and y == min(ys))):
+ return 'rights'
+ # Other special cases
+ elif((valign and(valign == 'bottom'))):
+ return 'rights'
+ elif(len([item for item in range(len(ys)) if ys[item] == y]) == 2):
+ # The first one is the composer, the second one is the lyricist
+ return 'composer'
+
+ return None # no type recognized
+
+ def get_font_sizes(self, credits):
+ sizes = []
+ for cred in credits:
+ words = cred.get_maybe_exist_named_child('credit-words')
+ if((words != None) and hasattr(words, 'font-size')):
+ sizes.append(getattr(words, 'font-size'))
+ return map(utilities.string_to_integer, sizes)
+
+ def get_default_xs(self, credits):
+ default_xs = []
+ for cred in credits:
+ words = cred.get_maybe_exist_named_child('credit-words')
+ if((words != None) and hasattr(words, 'default-x')):
+ default_xs.append(getattr(words, 'default-x'))
+ return map(round, map(float, default_xs))
+
+ def get_default_ys(self, credits):
+ default_ys = []
+ for cred in credits:
+ words = cred.get_maybe_exist_named_child('credit-words')
+ if((words != None) and hasattr(words, 'default-y')):
+ default_ys.append(getattr(words, 'default-y'))
+ return map(round, map(float, default_ys))
+
+ def get_text(self):
+ words = self.get_maybe_exist_named_child('credit-words')
+ if(words != None):
+ return words.get_text()
+ else:
+ return ''
+
+
+class Duration(Music_xml_node):
+
+ def get_length(self):
+ dur = int(self.get_text()) * Rational(1, 4)
return dur
-class Hash_comment (Music_xml_node):
- pass
-class Hash_text (Music_xml_node):
- def dump (self, indent = ''):
- ly.debug_output ('%s' % string.strip (self._data))
-
-class Pitch (Music_xml_node):
- def get_step (self):
- ch = self.get_unique_typed_child (get_class (u'step'))
- step = ch.get_text ().strip ()
+
+class Hash_text(Music_xml_node):
+
+ def dump(self, indent=''):
+ ly.debug_output('%s' % string.strip(self._data))
+
+
+class Pitch(Music_xml_node):
+
+ def get_step(self):
+ ch = self.get_unique_typed_child(get_class(u'step'))
+ step = ch.get_text().strip()
return step
- def get_octave (self):
- ch = self.get_unique_typed_child (get_class (u'octave'))
- octave = ch.get_text ().strip ()
- return int (octave)
-
- def get_alteration (self):
- ch = self.get_maybe_exist_typed_child (get_class (u'alter'))
- return interpret_alter_element (ch)
-
-class Unpitched (Music_xml_node):
- def get_step (self):
- ch = self.get_unique_typed_child (get_class (u'display-step'))
- step = ch.get_text ().strip ()
+
+ def get_octave(self):
+ ch = self.get_unique_typed_child(get_class(u'octave'))
+ octave = ch.get_text().strip()
+ return int(octave)
+
+ def get_alteration(self):
+ ch = self.get_maybe_exist_typed_child(get_class(u'alter'))
+ return utilities.interpret_alter_element(ch)
+
+ def to_lily_object(self):
+ p = musicexp.Pitch()
+ p.alteration = self.get_alteration()
+ p.step = musicxml2ly_conversion.musicxml_step_to_lily(self.get_step())
+ p.octave = self.get_octave() - 4
+ return p
+
+
+class Unpitched(Music_xml_node):
+
+ def get_step(self):
+ ch = self.get_unique_typed_child(get_class(u'display-step'))
+ step = ch.get_text().strip()
return step
- def get_octave (self):
- ch = self.get_unique_typed_child (get_class (u'display-octave'))
+ def get_octave(self):
+ ch = self.get_unique_typed_child(get_class(u'display-octave'))
if ch:
- octave = ch.get_text ().strip ()
- return int (octave)
+ octave = ch.get_text().strip()
+ return int(octave)
else:
return None
-class Measure_element (Music_xml_node):
- def get_voice_id (self):
- voice_id = self.get_maybe_exist_named_child ('voice')
- if voice_id:
- return voice_id.get_text ()
- else:
- return None
+ def to_lily_object(self):
+ p = None
+ step = self.get_step()
+ if step:
+ p = musicexp.Pitch()
+ p.step = musicxml2ly_conversion.musicxml_step_to_lily(step)
+ octave = self.get_octave()
+ if octave and p:
+ p.octave = octave - 4
+ return p
- def is_first (self):
- # Look at all measure elements (previously we had self.__class__, which
- # only looked at objects of the same type!
- cn = self._parent.get_typed_children (Measure_element)
- # But only look at the correct voice; But include Attributes, too, which
- # are not tied to any particular voice
- cn = [c for c in cn if (c.get_voice_id () == self.get_voice_id ()) or isinstance (c, Attributes)]
- return cn[0] == self
-class Attributes (Measure_element):
- def __init__ (self):
- Measure_element.__init__ (self)
+class Attributes(Measure_element):
+
+ def __init__(self):
+ Measure_element.__init__(self)
self._dict = {}
self._original_tag = None
self._time_signature_cache = None
- def is_first (self):
- cn = self._parent.get_typed_children (self.__class__)
+ def is_first(self):
+ cn = self._parent.get_typed_children(self.__class__)
if self._original_tag:
return cn[0] == self._original_tag
else:
return cn[0] == self
- def set_attributes_from_previous (self, dict):
- self._dict.update (dict)
+ def set_attributes_from_previous(self, dict):
+ self._dict.update(dict)
- def read_self (self):
- for c in self.get_all_children ():
+ def read_self(self):
+ for c in self.get_all_children():
self._dict[c.get_name()] = c
- def get_named_attribute (self, name):
- return self._dict.get (name)
+ def get_named_attribute(self, name):
+ return self._dict.get(name)
- def single_time_sig_to_fraction (self, sig):
- if len (sig) < 2:
+ def single_time_sig_to_fraction(self, sig):
+ if len(sig) < 2:
return 0
n = 0
for i in sig[0:-1]:
n += i
- return Rational (n, sig[-1])
+ return Rational(n, sig[-1])
- def get_measure_length (self):
- sig = self.get_time_signature ()
- if not sig or len (sig) == 0:
+ def get_measure_length(self):
+ sig = self.get_time_signature()
+ if not sig or len(sig) == 0:
return 1
- if isinstance (sig[0], list):
+ if isinstance(sig[0], list):
# Complex compound time signature
l = 0
for i in sig:
- l += self.single_time_sig_to_fraction (i)
+ l += self.single_time_sig_to_fraction(i)
return l
else:
- # Simple (maybe compound) time signature of the form (beat, ..., type)
- return self.single_time_sig_to_fraction (sig)
+ # Simple(maybe compound) time signature of the form(beat, ..., type)
+ return self.single_time_sig_to_fraction(sig)
return 0
- def get_time_signature (self):
- "Return time sig as a (beat, beat-type) tuple. For compound signatures,"
- "return either (beat, beat,..., beat-type) or ((beat,..., type), "
+ def get_time_signature(self):
+ "Return time sig as a(beat, beat-type) tuple. For compound signatures,"
+ "return either(beat, beat,..., beat-type) or((beat,..., type), "
"(beat,..., type), ...)."
if self._time_signature_cache:
return self._time_signature_cache
try:
- mxl = self.get_named_attribute ('time')
+ mxl = self.get_named_attribute('time')
if not mxl:
return None
- if mxl.get_maybe_exist_named_child ('senza-misura'):
+ if mxl.get_maybe_exist_named_child('senza-misura'):
# TODO: Handle pieces without a time signature!
- ly.warning (_ ("Senza-misura time signatures are not yet supported!"))
- return (4, 4)
+ ly.warning(_("Senza-misura time signatures are not yet supported!"))
+ return(4, 4)
else:
signature = []
current_sig = []
- for i in mxl.get_all_children ():
- if isinstance (i, Beats):
- beats = string.split (i.get_text ().strip (), "+")
- current_sig = [int (j) for j in beats]
- elif isinstance (i, BeatType):
- current_sig.append (int (i.get_text ()))
- signature.append (current_sig)
+ for i in mxl.get_all_children():
+ if isinstance(i, Beats):
+ beats = string.split(i.get_text().strip(), "+")
+ current_sig = [int(j) for j in beats]
+ elif isinstance(i, BeatType):
+ current_sig.append(int(i.get_text()))
+ signature.append(current_sig)
current_sig = []
- if isinstance (signature[0], list) and len (signature) == 1:
+ if isinstance(signature[0], list) and len(signature) == 1:
signature = signature[0]
self._time_signature_cache = signature
return signature
- except (KeyError, ValueError):
- self.message (_ ("Unable to interpret time signature! Falling back to 4/4."))
- return (4, 4)
+ except(KeyError, ValueError):
+ self.message(_("Unable to interpret time signature! Falling back to 4/4."))
+ return(4, 4)
- # returns clef information in the form ("cleftype", position, octave-shift)
- def get_clef_information (self):
+ # returns clef information in the form("cleftype", position, octave-shift)
+ def get_clef_information(self):
clefinfo = ['G', 2, 0]
- mxl = self.get_named_attribute ('clef')
+ mxl = self.get_named_attribute('clef')
if not mxl:
return clefinfo
- sign = mxl.get_maybe_exist_named_child ('sign')
+ sign = mxl.get_maybe_exist_named_child('sign')
if sign:
clefinfo[0] = sign.get_text()
- line = mxl.get_maybe_exist_named_child ('line')
+ line = mxl.get_maybe_exist_named_child('line')
if line:
- clefinfo[1] = string.atoi (line.get_text ())
- octave = mxl.get_maybe_exist_named_child ('clef-octave-change')
+ clefinfo[1] = int(line.get_text())
+ octave = mxl.get_maybe_exist_named_child('clef-octave-change')
if octave:
- clefinfo[2] = string.atoi (octave.get_text ())
+ clefinfo[2] = int(octave.get_text())
return clefinfo
- def get_key_signature (self):
- "return (fifths, mode) tuple if the key signatures is given as "
+ def get_key_signature(self):
+ "return(fifths, mode) tuple if the key signatures is given as "
"major/minor in the Circle of fifths. Otherwise return an alterations"
"list of the form [[step,alter<,octave>], [step,alter<,octave>], ...], "
"where the octave values are optional."
- key = self.get_named_attribute ('key')
+ key = self.get_named_attribute('key')
if not key:
return None
- fifths_elm = key.get_maybe_exist_named_child ('fifths')
+ fifths_elm = key.get_maybe_exist_named_child('fifths')
if fifths_elm:
- mode_node = key.get_maybe_exist_named_child ('mode')
+ mode_node = key.get_maybe_exist_named_child('mode')
mode = None
if mode_node:
- mode = mode_node.get_text ()
+ mode = mode_node.get_text()
if not mode or mode == '':
mode = 'major'
- fifths = int (fifths_elm.get_text ())
+ fifths = int(fifths_elm.get_text())
# TODO: Shall we try to convert the key-octave and the cancel, too?
- return (fifths, mode)
+ return(fifths, mode)
else:
alterations = []
current_step = 0
- for i in key.get_all_children ():
- if isinstance (i, KeyStep):
- current_step = i.get_text ().strip ()
- elif isinstance (i, KeyAlter):
- alterations.append ([current_step, interpret_alter_element (i)])
- elif isinstance (i, KeyOctave):
+ for i in key.get_all_children():
+ if isinstance(i, KeyStep):
+ current_step = i.get_text().strip()
+ elif isinstance(i, KeyAlter):
+ alterations.append([current_step, utilities.interpret_alter_element(i)])
+ elif isinstance(i, KeyOctave):
nr = -1
- if hasattr (i, 'number'):
- nr = int (i.number)
- if (nr > 0) and (nr <= len (alterations)):
+ if hasattr(i, 'number'):
+ nr = int(i.number)
+ if(nr > 0) and(nr <= len(alterations)):
# MusicXML Octave 4 is middle C -> shift to 0
- alterations[nr-1].append (int (i.get_text ())-4)
+ alterations[nr - 1].append(int(i.get_text()) - 4)
else:
- i.message (_ ("Key alteration octave given for a "
- "non-existing alteration nr. %s, available numbers: %s!") % (nr, len(alterations)))
+ i.message(_("Key alteration octave given for a "
+ "non-existing alteration nr. %s, available numbers: %s!") %(nr, len(alterations)))
return alterations
- def get_transposition (self):
- return self.get_named_attribute ('transpose')
+ def get_transposition(self):
+ return self.get_named_attribute('transpose')
+
+
+class Barline(Measure_element):
+
+ def to_lily_object(self):
+ # retval contains all possible markers in the order:
+ # 0..bw_ending, 1..bw_repeat, 2..barline, 3..fw_repeat, 4..fw_ending
+ retval = {}
+ bartype_element = self.get_maybe_exist_named_child("bar-style")
+ repeat_element = self.get_maybe_exist_named_child("repeat")
+ ending_element = self.get_maybe_exist_named_child("ending")
+
+ bartype = None
+ if bartype_element:
+ bartype = bartype_element.get_text()
+
+ if repeat_element and hasattr(repeat_element, 'direction'):
+ repeat = musicxml2ly_conversion.RepeatMarker()
+ repeat.direction = {"forward":-1, "backward": 1}.get(
+ repeat_element.direction, 0)
+
+ if((repeat_element.direction == "forward" and bartype == "heavy-light") or
+ (repeat_element.direction == "backward" and bartype == "light-heavy")):
+ bartype = None
+ if hasattr(repeat_element, 'times'):
+ try:
+ repeat.times = int(repeat_element.times)
+ except ValueError:
+ repeat.times = 2
+ repeat.event = self
+ if repeat.direction == -1:
+ retval[3] = repeat
+ else:
+ retval[1] = repeat
+
+ if ending_element and hasattr(ending_element, 'type'):
+ ending = musicxml2ly_conversion.EndingMarker()
+ ending.direction = {"start":-1, "stop": 1, "discontinue": 1}.get(
+ ending_element.type, 0)
+ ending.event = self
+ if ending.direction == -1:
+ retval[4] = ending
+ else:
+ retval[0] = ending
+ # TODO. ending number=""
-class KeyAlter (Music_xml_node):
- pass
-class KeyStep (Music_xml_node):
- pass
-class KeyOctave (Music_xml_node):
- pass
+ if bartype:
+ b = musicexp.BarLine()
+ b.type = bartype
+ retval[2] = b
+ return retval.values()
-class Barline (Measure_element):
- pass
-class BarStyle (Music_xml_node):
- pass
-class Partial (Measure_element):
- def __init__ (self, partial):
- Measure_element.__init__ (self)
+
+class Partial(Measure_element):
+ def __init__(self, partial):
+ Measure_element.__init__(self)
self.partial = partial
-class Note (Measure_element):
- def __init__ (self):
- Measure_element.__init__ (self)
+
+class Stem(Music_xml_node):
+
+ stem_value_dict = {
+ 'down': 'stemDown',
+ 'up': 'stemUp',
+ 'double': None, # TODO: Implement
+ 'none': 'stemNeutral'
+ }
+
+ def to_stem_event(self):
+ values = []
+ value = self.stem_value_dict.get(self.get_text(), None)
+ stem_value = musicexp.StemEvent()
+ if value:
+ stem_value.value = value
+ values.append(stem_value)
+ return values
+
+ def to_stem_style_event(self):
+ styles = []
+ style_elm = musicexp.StemstyleEvent()
+ if hasattr(self, 'color'):
+ style_elm.color = utilities.hex_to_color(getattr(self, 'color'))
+ if(style_elm.color != None):
+ styles.append(style_elm)
+ return styles
+
+
+class Notehead(Music_xml_node):
+
+ notehead_styles_dict = {
+ 'slash': '\'slash',
+ 'triangle': '\'triangle',
+ 'diamond': '\'diamond',
+ 'square': '\'la', # TODO: Proper squared note head
+ 'cross': None, # TODO: + shaped note head
+ 'x': '\'cross',
+ 'circle-x': '\'xcircle',
+ 'inverted triangle': None, # TODO: Implement
+ 'arrow down': None, # TODO: Implement
+ 'arrow up': None, # TODO: Implement
+ 'slashed': None, # TODO: Implement
+ 'back slashed': None, # TODO: Implement
+ 'normal': None,
+ 'cluster': None, # TODO: Implement
+ 'none': '#f',
+ 'do': '\'do',
+ 're': '\'re',
+ 'mi': '\'mi',
+ 'fa': '\'fa',
+ 'so': None,
+ 'la': '\'la',
+ 'ti': '\'ti',
+ }
+
+ def to_lily_object(self): #function changed: additionally processcolor attribute
+ styles = []
+
+ # Notehead style
+ key = self.get_text().strip()
+ style = self.notehead_styles_dict.get(key, None)
+ event = musicexp.NotestyleEvent()
+ if style:
+ event.style = style
+ if hasattr(self, 'filled'):
+ event.filled =(getattr(self, 'filled') == "yes")
+ if hasattr(self, 'color'):
+ event.color = utilities.hex_to_color(getattr(self, 'color'))
+ if event.style or(event.filled != None) or(event.color != None):
+ styles.append(event)
+ # parentheses
+ if hasattr(self, 'parentheses') and(self.parentheses == "yes"):
+ styles.append(musicexp.ParenthesizeEvent())
+
+ return styles
+
+
+class Note(Measure_element):
+
+ drumtype_dict = {
+ 'Acoustic Snare Drum': 'acousticsnare',
+ 'Side Stick': 'sidestick',
+ 'Open Triangle': 'opentriangle',
+ 'Mute Triangle': 'mutetriangle',
+ 'Tambourine': 'tambourine',
+ 'Bass Drum': 'bassdrum',
+ }
+
+ def __init__(self):
+ Measure_element.__init__(self)
self.instrument_name = ''
self._after_grace = False
- def is_grace (self):
- return self.get_maybe_exist_named_child (u'grace')
- def is_after_grace (self):
+ self._duration = 1
+
+ def is_grace(self):
+ return self.get_maybe_exist_named_child(u'grace')
+
+ def is_after_grace(self):
if not self.is_grace():
return False;
- gr = self.get_maybe_exist_typed_child (Grace)
- return self._after_grace or hasattr (gr, 'steal-time-previous');
+ gr = self.get_maybe_exist_typed_child(Grace)
+ return self._after_grace or hasattr(gr, 'steal-time-previous');
- def get_duration_log (self):
- ch = self.get_maybe_exist_named_child (u'type')
+ def get_duration_log(self):
+ ch = self.get_maybe_exist_named_child(u'type')
if ch:
- log = ch.get_text ().strip()
- return musicxml_duration_to_log (log)
- elif self.get_maybe_exist_named_child (u'grace'):
+ log = ch.get_text().strip()
+ return utilities.musicxml_duration_to_log(log)
+ elif self.get_maybe_exist_named_child(u'grace'):
# FIXME: is it ok to default to eight note for grace notes?
return 3
else:
return None
- def get_duration_info (self):
- log = self.get_duration_log ()
+ def get_duration_info(self):
+ log = self.get_duration_log()
if log != None:
- dots = len (self.get_typed_children (Dot))
- return (log, dots)
+ dots = len(self.get_typed_children(Dot))
+ return(log, dots)
else:
return None
- def get_factor (self):
+ def get_factor(self):
return 1
- def get_pitches (self):
- return self.get_typed_children (get_class (u'pitch'))
+ def get_pitches(self):
+ return self.get_typed_children(get_class(u'pitch'))
+
+ def set_notehead_style(self, event):
+ noteheads = self.get_named_children('notehead')
+ for nh in noteheads:
+ styles = nh.to_lily_object()
+ for style in styles:
+ event.add_associated_event(style)
+
+ def set_stem_directions(self, event):
+ stems = self.get_named_children('stem')
+ for stem in stems:
+ values = stem.to_stem_event()
+ for v in values:
+ event.add_associated_event(v)
+
+ def set_stem_style(self, event):
+ stems = self.get_named_children('stem')
+ for stem in stems:
+ styles = stem.to_stem_style_event()
+ for style in styles:
+ event.add_associated_event(style)
+
+ def initialize_duration(self):
+ from musicxml2ly_conversion import rational_to_lily_duration
+ from musicexp import Duration
+ # if the note has no Type child, then that method returns None. In that case,
+ # use the <duration> tag instead. If that doesn't exist, either -> Error
+ dur = self.get_duration_info()
+ if dur:
+ d = Duration()
+ d.duration_log = dur[0]
+ d.dots = dur[1]
+ # Grace notes by specification have duration 0, so no time modification
+ # factor is possible. It even messes up the output with *0/1
+ if not self.get_maybe_exist_typed_child(Grace):
+ d.factor = self._duration / d.get_length()
+ return d
+ else:
+ if self._duration > 0:
+ return rational_to_lily_duration(self._duration)
+ else:
+ self.message(
+ _("Encountered note at %s without type and duration(=%s)") \
+ %(mxl_note.start, mxl_note._duration))
+ return None
+
+ def initialize_pitched_event(self):
+ mxl_pitch = self.get_maybe_exist_typed_child(Pitch)
+ pitch = mxl_pitch.to_lily_object()
+ event = musicexp.NoteEvent()
+ event.pitch = pitch
+ acc = self.get_maybe_exist_named_child('accidental')
+ if acc:
+ # let's not force accs everywhere.
+ event.cautionary = acc.cautionary
+ # TODO: Handle editorial accidentals
+ # TODO: Handle the level-display setting for displaying brackets/parentheses
+ return event
+
+ def initialize_unpitched_event(self):
+ # Unpitched elements have display-step and can also have
+ # display-octave.
+ unpitched = self.get_maybe_exist_typed_child(Unpitched)
+ event = musicexp.NoteEvent()
+ event.pitch = unpitched.to_lily_object()
+ return event
+
+ def initialize_rest_event(self, convert_rest_positions=True):
+ # rests can have display-octave and display-step, which are
+ # treated like an ordinary note pitch
+ rest = self.get_maybe_exist_typed_child(Rest)
+ event = musicexp.RestEvent()
+ if convert_rest_positions:
+ pitch = rest.to_lily_object()
+ event.pitch = pitch
+ return event
+
+ def initialize_drum_event(self):
+ event = musicexp.NoteEvent()
+ drum_type = self.drumtype_dict.get(self.instrument_name)
+ if drum_type:
+ event.drum_type = drum_type
+ else:
+ self.message(
+ _("drum %s type unknown, please add to instrument_drumtype_dict")
+ % n.instrument_name)
+ event.drum_type = 'acousticsnare'
+ return event
+
+ def to_lily_object(self,
+ convert_stem_directions=True,
+ convert_rest_positions=True):
+ pitch = None
+ duration = None
+ event = None
+
+ if self.get_maybe_exist_typed_child(Pitch):
+ event = self.initialize_pitched_event()
+ elif self.get_maybe_exist_typed_child(Unpitched):
+ event = self.initialize_unpitched_event()
+ elif self.get_maybe_exist_typed_child(Rest):
+ event = self.initialize_rest_event(convert_rest_positions)
+ elif self.instrument_name:
+ event = self.initialize_drum_event()
+ else:
+ self.message(_("cannot find suitable event"))
+
+ if event:
+ event.duration = self.initialize_duration()
-class Part_list (Music_xml_node):
- def __init__ (self):
- Music_xml_node.__init__ (self)
+ self.set_notehead_style(event)
+ self.set_stem_style(event)
+ if convert_stem_directions:
+ self.set_stem_directions(event)
+
+ return event
+
+
+class Part_list(Music_xml_node):
+
+ def __init__(self):
+ Music_xml_node.__init__(self)
self._id_instrument_name_dict = {}
- def generate_id_instrument_dict (self):
+ def generate_id_instrument_dict(self):
## not empty to make sure this happens only once.
mapping = {1: 1}
- for score_part in self.get_named_children ('score-part'):
- for instr in score_part.get_named_children ('score-instrument'):
+ for score_part in self.get_named_children('score-part'):
+ for instr in score_part.get_named_children('score-instrument'):
id = instr.id
- name = instr.get_named_child ("instrument-name")
- mapping[id] = name.get_text ()
+ name = instr.get_named_child("instrument-name")
+ mapping[id] = name.get_text()
self._id_instrument_name_dict = mapping
- def get_instrument (self, id):
+ def get_instrument(self, id):
if not self._id_instrument_name_dict:
self.generate_id_instrument_dict()
- instrument_name = self._id_instrument_name_dict.get (id)
+ instrument_name = self._id_instrument_name_dict.get(id)
if instrument_name:
return instrument_name
else:
- ly.warning (_ ("Unable to find instrument for ID=%s\n") % id)
+ ly.warning(_("Unable to find instrument for ID=%s\n") % id)
return "Grand Piano"
-class Part_group (Music_xml_node):
- pass
-class Score_part (Music_xml_node):
- pass
-class Measure (Music_xml_node):
- def __init__ (self):
- Music_xml_node.__init__ (self)
+class Measure(Music_xml_node):
+
+ def __init__(self):
+ Music_xml_node.__init__(self)
self.partial = 0
- def is_implicit (self):
- return hasattr (self, 'implicit') and self.implicit == 'yes'
- def get_notes (self):
- return self.get_typed_children (get_class (u'note'))
-class Syllabic (Music_xml_node):
- def continued (self):
+ def is_implicit(self):
+ return hasattr(self, 'implicit') and self.implicit == 'yes'
+
+ def get_notes(self):
+ return self.get_typed_children(get_class(u'note'))
+
+
+class Syllabic(Music_xml_node):
+
+ def continued(self):
text = self.get_text()
- return (text == "begin") or (text == "middle")
-class Elision (Music_xml_node):
- pass
-class Extend (Music_xml_node):
- pass
-class Text (Music_xml_node):
- pass
+ return(text == "begin") or(text == "middle")
+
+ def begin(self):
+ return(text == "begin")
+
+ def middle(self):
+ return(text == "middle")
+
+ def end(self):
+ return(text == "end")
+
+
+class Lyric(Music_xml_node):
+
+ def get_number(self):
+ """
+ Return the number attribute(if it exists) of the lyric element.
-class Lyric (Music_xml_node):
- def get_number (self):
- if hasattr (self, 'number'):
+ @rtype: number
+ @return: The value of the number attribute
+ """
+ if hasattr(self, 'number'):
return self.number
else:
return -1
+
+class Sound(Music_xml_node):
+
+ def get_tempo(self):
+ """
+ Return the tempo attribute(if it exists) of the sound element.
+ This attribute can be used by musicxml2ly for the midi output(see L{musicexp.Score}).
+
+ @rtype: string
+ @return: The value of the tempo attribute
+ """
+ if hasattr(self, 'tempo'):
+ return self.tempo
+ else:
+ return None
+
+
+class Notations(Music_xml_node):
+
+ def get_tie(self):
+ ts = self.get_named_children('tied')
+ starts = [t for t in ts if t.type == 'start']
+ if starts:
+ return starts[0]
+ else:
+ return None
+
+ def get_tuplets(self):
+ return self.get_typed_children(Tuplet)
+
+
+class Time_modification(Music_xml_node):
+
+ def get_fraction(self):
+ b = self.get_maybe_exist_named_child('actual-notes')
+ a = self.get_maybe_exist_named_child('normal-notes')
+ return(int(a.get_text()), int(b.get_text()))
+
+ def get_normal_type(self):
+ tuplet_type = self.get_maybe_exist_named_child('normal-type')
+ if tuplet_type:
+ dots = self.get_named_children('normal-dot')
+ log = utilities.musicxml_duration_to_log(tuplet_type.get_text().strip())
+ return(log , len(dots))
+ else:
+ return None
+
+
+class Accidental(Music_xml_node):
+
+ def __init__(self):
+ Music_xml_node.__init__(self)
+ self.editorial = False
+ self.cautionary = False
+
+
+class Tuplet(Music_xml_spanner):
+
+ def duration_info_from_tuplet_note(self, tuplet_note):
+ tuplet_type = tuplet_note.get_maybe_exist_named_child('tuplet-type')
+ if tuplet_type:
+ dots = tuplet_note.get_named_children('tuplet-dot')
+ log = utilities.musicxml_duration_to_log(tuplet_type.get_text().strip())
+ return(log, len(dots))
+ else:
+ return None
+
+ # Return tuplet note type as(log, dots)
+ def get_normal_type(self):
+ tuplet = self.get_maybe_exist_named_child('tuplet-normal')
+ if tuplet:
+ return self.duration_info_from_tuplet_note(tuplet)
+ else:
+ return None
+
+ def get_actual_type(self):
+ tuplet = self.get_maybe_exist_named_child('tuplet-actual')
+ if tuplet:
+ return self.duration_info_from_tuplet_note(tuplet)
+ else:
+ return None
+
+ def get_tuplet_note_count(self, tuplet_note):
+ if tuplet_note:
+ tuplet_nr = tuplet_note.get_maybe_exist_named_child('tuplet-number')
+ if tuplet_nr:
+ return int(tuplet_nr.get_text())
+ return None
+
+ def get_normal_nr(self):
+ return self.get_tuplet_note_count(self.get_maybe_exist_named_child('tuplet-normal'))
+
+ def get_actual_nr(self):
+ return self.get_tuplet_note_count(self.get_maybe_exist_named_child('tuplet-actual'))
+
+
+class Slur(Music_xml_spanner):
+
+ def get_type(self):
+ return self.type
+
+
+class Tied(Music_xml_spanner):
+
+ def get_type(self):
+ return self.type
+
+
+class Beam(Music_xml_spanner):
+ def get_type(self):
+ return self.get_text()
+ def is_primary(self):
+ if hasattr(self, 'number'):
+ return self.number == "1"
+ else:
+ return True
+
+class Octave_shift(Music_xml_spanner):
+ # default is 8 for the octave-shift!
+ def get_size(self):
+ if hasattr(self, 'size'):
+ return int(self.size)
+ else:
+ return 8
+
+
+# Rests in MusicXML are <note> blocks with a <rest> inside. This class is only
+# for the inner <rest> element, not the whole rest block.
+class Rest(Music_xml_node):
+
+ def __init__(self):
+ Music_xml_node.__init__(self)
+ self._is_whole_measure = False
+
+ def is_whole_measure(self):
+ return self._is_whole_measure
+
+ def get_step(self):
+ ch = self.get_maybe_exist_typed_child(get_class(u'display-step'))
+ if ch:
+ return ch.get_text().strip()
+ else:
+ return None
+
+ def get_octave(self):
+ ch = self.get_maybe_exist_typed_child(get_class(u'display-octave'))
+ if ch:
+ oct = ch.get_text().strip()
+ return int(oct)
+ else:
+ return None
+
+ def to_lily_object(self):
+ p = None
+ step = self.get_step()
+ if step:
+ p = musicexp.Pitch()
+ p.step = musicxml2ly_conversion.musicxml_step_to_lily(step)
+ octave = self.get_octave()
+ if octave and p:
+ p.octave = octave - 4
+ return p
+
+
+class Bend(Music_xml_node):
+
+ def bend_alter(self):
+ alter = self.get_maybe_exist_named_child('bend-alter')
+ return utilities.interpret_alter_element(alter)
+
+
+class ChordPitch(Music_xml_node):
+
+ def step_class_name(self):
+ return u'root-step'
+
+ def alter_class_name(self):
+ return u'root-alter'
+
+ def get_step(self):
+ ch = self.get_unique_typed_child(get_class(self.step_class_name()))
+ return ch.get_text().strip()
+
+ def get_alteration(self):
+ ch = self.get_maybe_exist_typed_child(get_class(self.alter_class_name()))
+ return utilities.interpret_alter_element(ch)
+
+
+class Bass(ChordPitch):
+
+ def step_class_name(self):
+ return u'bass-step'
+
+ def alter_class_name(self):
+ return u'bass-alter'
+
+
+class ChordModification(Music_xml_node):
+
+ def get_type(self):
+ ch = self.get_maybe_exist_typed_child(get_class(u'degree-type'))
+ return {'add': 1, 'alter': 1, 'subtract':-1}.get(ch.get_text().strip(), 0)
+
+ def get_value(self):
+ ch = self.get_maybe_exist_typed_child(get_class(u'degree-value'))
+ value = 0
+ if ch:
+ value = int(ch.get_text().strip())
+ return value
+
+ def get_alter(self):
+ ch = self.get_maybe_exist_typed_child(get_class(u'degree-alter'))
+ return utilities.interpret_alter_element(ch)
+
+
+class Frame(Music_xml_node):
+
+ def get_frets(self):
+ return self.get_named_child_value_number('frame-frets', 4)
+
+ def get_strings(self):
+ return self.get_named_child_value_number('frame-strings', 6)
+
+ def get_first_fret(self):
+ return self.get_named_child_value_number('first-fret', 1)
+
+
+class Frame_Note(Music_xml_node):
+
+ def get_string(self):
+ return self.get_named_child_value_number('string', 1)
+
+ def get_fret(self):
+ return self.get_named_child_value_number('fret', 0)
+
+ def get_fingering(self):
+ return self.get_named_child_value_number('fingering', -1)
+
+ def get_barre(self):
+ n = self.get_maybe_exist_named_child('barre')
+ if n:
+ return getattr(n, 'type', '')
+ else:
+ return ''
+
+
class Musicxml_voice:
- def __init__ (self):
+
+ def __init__(self):
self._elements = []
self._staves = {}
self._start_staff = None
self._lyrics = []
self._has_lyrics = False
- def add_element (self, e):
- self._elements.append (e)
- if (isinstance (e, Note)
- and e.get_maybe_exist_typed_child (Staff)):
- name = e.get_maybe_exist_typed_child (Staff).get_text ()
+ def add_element(self, e):
+ self._elements.append(e)
+ if(isinstance(e, Note)
+ and e.get_maybe_exist_typed_child(Staff)):
+ name = e.get_maybe_exist_typed_child(Staff).get_text()
- if not self._start_staff and not e.get_maybe_exist_typed_child (Grace):
+ if not self._start_staff and not e.get_maybe_exist_typed_child(Grace):
self._start_staff = name
self._staves[name] = True
- lyrics = e.get_typed_children (Lyric)
+ lyrics = e.get_typed_children(Lyric)
if not self._has_lyrics:
- self.has_lyrics = len (lyrics) > 0
+ self.has_lyrics = len(lyrics) > 0
for l in lyrics:
nr = l.get_number()
- if (nr > 0) and not (nr in self._lyrics):
- self._lyrics.append (nr)
+ if(nr > 0) and not(nr in self._lyrics):
+ self._lyrics.append(nr)
- def insert (self, idx, e):
- self._elements.insert (idx, e)
+ def insert(self, idx, e):
+ self._elements.insert(idx, e)
- def get_lyrics_numbers (self):
- if (len (self._lyrics) == 0) and self._has_lyrics:
+ def get_lyrics_numbers(self):
+ if(len(self._lyrics) == 0) and self._has_lyrics:
#only happens if none of the <lyric> tags has a number attribute
return [1]
else:
return self._lyrics
-def graces_to_aftergraces (pending_graces):
- for gr in pending_graces:
- gr._when = gr._prev_when
- gr._measure_position = gr._prev_measure_position
- gr._after_grace = True
+class Part(Music_xml_node):
-
-class Part (Music_xml_node):
- def __init__ (self):
- Music_xml_node.__init__ (self)
+ def __init__(self):
+ Music_xml_node.__init__(self)
self._voices = {}
self._staff_attributes_dict = {}
- def get_part_list (self):
+ def get_part_list(self):
n = self
while n and n.get_name() != 'score-partwise':
n = n._parent
- return n.get_named_child ('part-list')
+ return n.get_named_child('part-list')
+
+ def graces_to_aftergraces(self, pending_graces):
+ for gr in pending_graces:
+ gr._when = gr._prev_when
+ gr._measure_position = gr._prev_measure_position
+ gr._after_grace = True
- def interpret (self):
+ def interpret(self):
"""Set durations and starting points."""
"""The starting point of the very first note is 0!"""
- part_list = self.get_part_list ()
+ part_list = self.get_part_list()
- now = Rational (0)
- factor = Rational (1)
+ now = Rational(0)
+ factor = Rational(1)
attributes_dict = {}
attributes_object = None
- measures = self.get_typed_children (Measure)
- last_moment = Rational (-1)
- last_measure_position = Rational (-1)
- measure_position = Rational (0)
+ measures = self.get_typed_children(Measure)
+ last_moment = Rational(-1)
+ last_measure_position = Rational(-1)
+ measure_position = Rational(0)
measure_start_moment = now
is_first_measure = True
previous_measure = None
@@ -637,14 +1290,14 @@ class Part (Music_xml_node):
# implicit measures are used for artificial measures, e.g. when
# a repeat bar line splits a bar into two halves. In this case,
# don't reset the measure position to 0. They are also used for
- # upbeats (initial value of 0 fits these, too).
+ # upbeats(initial value of 0 fits these, too).
# Also, don't reset the measure position at the end of the loop,
- # but rather when starting the next measure (since only then do we
+ # but rather when starting the next measure(since only then do we
# know if the next measure is implicit and continues that measure)
- if not m.is_implicit ():
+ if not m.is_implicit():
# Warn about possibly overfull measures and reset the position
if attributes_object and previous_measure and previous_measure.partial == 0:
- length = attributes_object.get_measure_length ()
+ length = attributes_object.get_measure_length()
new_now = measure_start_moment + length
if now <> new_now:
problem = 'incomplete'
@@ -652,55 +1305,55 @@ class Part (Music_xml_node):
problem = 'overfull'
## only for verbose operation.
if problem <> 'incomplete' and previous_measure:
- previous_measure.message ('%s measure? Expected: %s, Difference: %s' % (problem, now, new_now - now))
+ previous_measure.message('%s measure? Expected: %s, Difference: %s' %(problem, now, new_now - now))
now = new_now
measure_start_moment = now
- measure_position = Rational (0)
+ measure_position = Rational(0)
- for n in m.get_all_children ():
+ for n in m.get_all_children():
# figured bass has a duration, but applies to the next note
# and should not change the current measure position!
- if isinstance (n, FiguredBass):
- n._divisions = factor.denominator ()
+ if isinstance(n, FiguredBass):
+ n._divisions = factor.denominator()
n._when = now
n._measure_position = measure_position
continue
- if isinstance (n, Hash_text):
+ if isinstance(n, Hash_text):
continue
- dur = Rational (0)
+ dur = Rational(0)
if n.__class__ == Attributes:
- n.set_attributes_from_previous (attributes_dict)
- n.read_self ()
- attributes_dict = n._dict.copy ()
+ n.set_attributes_from_previous(attributes_dict)
+ n.read_self()
+ attributes_dict = n._dict.copy()
attributes_object = n
- factor = Rational (1,
- int (attributes_dict.get ('divisions').get_text ()))
+ factor = Rational(1,
+ int(attributes_dict.get('divisions').get_text()))
- if (n.get_maybe_exist_typed_child (Duration)):
- mxl_dur = n.get_maybe_exist_typed_child (Duration)
- dur = mxl_dur.get_length () * factor
+ if(n.get_maybe_exist_typed_child(Duration)):
+ mxl_dur = n.get_maybe_exist_typed_child(Duration)
+ dur = mxl_dur.get_length() * factor
if n.get_name() == 'backup':
- dur = - dur
+ dur = -dur
# reset all graces before the backup to after-graces:
- graces_to_aftergraces (pending_graces)
+ self.graces_to_aftergraces(pending_graces)
pending_graces = []
- if n.get_maybe_exist_typed_child (Grace):
- dur = Rational (0)
+ if n.get_maybe_exist_typed_child(Grace):
+ dur = Rational(0)
- rest = n.get_maybe_exist_typed_child (Rest)
- if (rest
+ rest = n.get_maybe_exist_typed_child(Rest)
+ if(rest
and attributes_object
- and attributes_object.get_measure_length () == dur):
+ and attributes_object.get_measure_length() == dur):
rest._is_whole_measure = True
- if (dur > Rational (0)
- and n.get_maybe_exist_typed_child (Chord)):
+ if(dur > Rational(0)
+ and n.get_maybe_exist_typed_child(Chord)):
now = last_moment
measure_position = last_measure_position
@@ -709,27 +1362,27 @@ class Part (Music_xml_node):
# For all grace notes, store the previous note, in case need
# to turn the grace note into an after-grace later on!
- if isinstance(n, Note) and n.is_grace ():
+ if isinstance(n, Note) and n.is_grace():
n._prev_when = last_moment
n._prev_measure_position = last_measure_position
# After-graces are placed at the same position as the previous note
- if isinstance(n, Note) and n.is_after_grace ():
+ if isinstance(n, Note) and n.is_after_grace():
# TODO: We should do the same for grace notes at the end of
# a measure with no following note!!!
n._when = last_moment
n._measure_position = last_measure_position
- elif isinstance(n, Note) and n.is_grace ():
- pending_graces.append (n)
- elif (dur > Rational (0)):
+ elif isinstance(n, Note) and n.is_grace():
+ pending_graces.append(n)
+ elif(dur > Rational(0)):
pending_graces = [];
n._duration = dur
- if dur > Rational (0):
+ if dur > Rational(0):
last_moment = now
last_measure_position = measure_position
now += dur
measure_position += dur
- elif dur < Rational (0):
+ elif dur < Rational(0):
# backup element, reset measure position
now += dur
measure_position += dur
@@ -740,430 +1393,294 @@ class Part (Music_xml_node):
last_moment = now
last_measure_position = measure_position
if n._name == 'note':
- instrument = n.get_maybe_exist_named_child ('instrument')
+ instrument = n.get_maybe_exist_named_child('instrument')
if instrument:
- n.instrument_name = part_list.get_instrument (instrument.id)
+ n.instrument_name = part_list.get_instrument(instrument.id)
# reset all graces at the end of the measure to after-graces:
- graces_to_aftergraces (pending_graces)
+ self.graces_to_aftergraces(pending_graces)
pending_graces = []
# Incomplete first measures are not padded, but registered as partial
if is_first_measure:
is_first_measure = False
# upbeats are marked as implicit measures
- if attributes_object and m.is_implicit ():
- length = attributes_object.get_measure_length ()
+ if attributes_object and m.is_implicit():
+ length = attributes_object.get_measure_length()
measure_end = measure_start_moment + length
if measure_end <> now:
m.partial = now
previous_measure = m
# modify attributes so that only those applying to the given staff remain
- def extract_attributes_for_staff (part, attr, staff):
- attributes = copy.copy (attr)
+ def extract_attributes_for_staff(part, attr, staff):
+ attributes = copy.copy(attr)
attributes._children = [];
- attributes._dict = attr._dict.copy ()
+ attributes._dict = attr._dict.copy()
attributes._original_tag = attr
# copy only the relevant children over for the given staff
if staff == "None":
staff = "1"
for c in attr._children:
- if (not (hasattr (c, 'number') and (c.number != staff)) and
- not (isinstance (c, Hash_text))):
- attributes._children.append (c)
+ if(not(hasattr(c, 'number') and(c.number != staff)) and
+ not(isinstance(c, Hash_text))):
+ attributes._children.append(c)
if not attributes._children:
return None
else:
return attributes
- def extract_voices (part):
+ def extract_voices(part):
+ # The last indentified voice
+ last_voice = None
+
voices = {}
- measures = part.get_typed_children (Measure)
+ measures = part.get_typed_children(Measure)
elements = []
for m in measures:
if m.partial > 0:
- elements.append (Partial (m.partial))
- elements.extend (m.get_all_children ())
+ elements.append(Partial(m.partial))
+ elements.extend(m.get_all_children())
# make sure we know all voices already so that dynamics, clefs, etc.
# can be assigned to the correct voices
voice_to_staff_dict = {}
for n in elements:
- voice_id = n.get_maybe_exist_named_child (u'voice')
+ voice_id = n.get_maybe_exist_named_child(u'voice')
vid = None
if voice_id:
- vid = voice_id.get_text ()
- elif isinstance (n, Note):
+ vid = voice_id.get_text()
+ elif isinstance(n, Note):
# TODO: Check whether we shall really use "None" here, or
# rather use "1" as the default?
- vid = "None"
+ if n.get_maybe_exist_named_child(u'chord'):
+ vid = last_voice
+ else:
+ vid = "1"
+
+ if(vid != None):
+ last_voice = vid
- staff_id = n.get_maybe_exist_named_child (u'staff')
+ staff_id = n.get_maybe_exist_named_child(u'staff')
sid = None
if staff_id:
- sid = staff_id.get_text ()
+ sid = staff_id.get_text()
else:
# TODO: Check whether we shall really use "None" here, or
# rather use "1" as the default?
# If this is changed, need to change the corresponding
# check in extract_attributes_for_staff, too.
sid = "None"
- if vid and not voices.has_key (vid):
+ if vid and not voices.has_key(vid):
voices[vid] = Musicxml_voice()
- if vid and sid and not n.get_maybe_exist_typed_child (Grace):
- if not voice_to_staff_dict.has_key (vid):
+ if vid and sid and not n.get_maybe_exist_typed_child(Grace):
+ if not voice_to_staff_dict.has_key(vid):
voice_to_staff_dict[vid] = sid
- # invert the voice_to_staff_dict into a staff_to_voice_dict (since we
+
+ # invert the voice_to_staff_dict into a staff_to_voice_dict(since we
# need to assign staff-assigned objects like clefs, times, etc. to
# all the correct voices. This will never work entirely correct due
# to staff-switches, but that's the best we can do!
staff_to_voice_dict = {}
- for (v,s) in voice_to_staff_dict.items ():
- if not staff_to_voice_dict.has_key (s):
+ for(v, s) in voice_to_staff_dict.items():
+ if not staff_to_voice_dict.has_key(s):
staff_to_voice_dict[s] = [v]
else:
- staff_to_voice_dict[s].append (v)
-
+ staff_to_voice_dict[s].append(v)
start_attr = None
assign_to_next_note = []
id = None
for n in elements:
- voice_id = n.get_maybe_exist_typed_child (get_class ('voice'))
+ voice_id = n.get_maybe_exist_typed_child(get_class('voice'))
if voice_id:
- id = voice_id.get_text ()
+ id = voice_id.get_text()
else:
- id = "None"
+ if n.get_maybe_exist_typed_child(get_class('chord')):
+ id = last_voice
+ else:
+ id = "1"
+
+ if(id != "None"):
+ last_voice = id
# We don't need backup/forward any more, since we have already
# assigned the correct onset times.
# TODO: Let Grouping through. Also: link, print, bokmark sound
- if not (isinstance (n, Note) or isinstance (n, Attributes) or
- isinstance (n, Direction) or isinstance (n, Partial) or
- isinstance (n, Barline) or isinstance (n, Harmony) or
- isinstance (n, FiguredBass) or isinstance (n, Print)):
+ if not(isinstance(n, Note) or isinstance(n, Attributes) or
+ isinstance(n, Direction) or isinstance(n, Partial) or
+ isinstance(n, Barline) or isinstance(n, Harmony) or
+ isinstance(n, FiguredBass) or isinstance(n, Print)):
continue
- if isinstance (n, Attributes) and not start_attr:
+ if isinstance(n, Attributes) and not start_attr:
start_attr = n
continue
- if isinstance (n, Attributes):
+ if isinstance(n, Attributes):
# assign these only to the voices they really belong to!
- for (s, vids) in staff_to_voice_dict.items ():
- staff_attributes = part.extract_attributes_for_staff (n, s)
+ for(s, vids) in staff_to_voice_dict.items():
+ staff_attributes = part.extract_attributes_for_staff(n, s)
if staff_attributes:
for v in vids:
- voices[v].add_element (staff_attributes)
+ voices[v].add_element(staff_attributes)
continue
- if isinstance (n, Partial) or isinstance (n, Barline) or isinstance (n, Print):
- for v in voices.keys ():
- voices[v].add_element (n)
+ if isinstance(n, Partial) or isinstance(n, Barline) or isinstance(n, Print):
+ for v in voices.keys():
+ voices[v].add_element(n)
continue
- if isinstance (n, Direction):
- staff_id = n.get_maybe_exist_named_child (u'staff')
+ if isinstance(n, Direction):
+ staff_id = n.get_maybe_exist_named_child(u'staff')
if staff_id:
- staff_id = staff_id.get_text ()
+ staff_id = staff_id.get_text()
if staff_id:
- dir_voices = staff_to_voice_dict.get (staff_id, voices.keys ())
+ dir_voices = staff_to_voice_dict.get(staff_id, voices.keys())
else:
- dir_voices = voices.keys ()
+ dir_voices = voices.keys()
for v in dir_voices:
- voices[v].add_element (n)
+ voices[v].add_element(n)
continue
- if isinstance (n, Harmony) or isinstance (n, FiguredBass):
+ if isinstance(n, Harmony) or isinstance(n, FiguredBass):
# store the harmony or figured bass element until we encounter
# the next note and assign it only to that one voice.
- assign_to_next_note.append (n)
+ assign_to_next_note.append(n)
continue
- if hasattr (n, 'print-object') and getattr (n, 'print-object') == "no":
+ if hasattr(n, 'print-object') and getattr(n, 'print-object') == "no":
#Skip this note.
pass
else:
for i in assign_to_next_note:
- voices[id].add_element (i)
+ voices[id].add_element(i)
assign_to_next_note = []
- voices[id].add_element (n)
+ voices[id].add_element(n)
# Assign all remaining elements from assign_to_next_note to the voice
# of the previous note:
for i in assign_to_next_note:
- voices[id].add_element (i)
+ voices[id].add_element(i)
assign_to_next_note = []
if start_attr:
- for (s, vids) in staff_to_voice_dict.items ():
- staff_attributes = part.extract_attributes_for_staff (start_attr, s)
- staff_attributes.read_self ()
+ for(s, vids) in staff_to_voice_dict.items():
+ staff_attributes = part.extract_attributes_for_staff(start_attr, s)
+ staff_attributes.read_self()
part._staff_attributes_dict[s] = staff_attributes
for v in vids:
- voices[v].insert (0, staff_attributes)
+ voices[v].insert(0, staff_attributes)
voices[v]._elements[0].read_self()
part._voices = voices
- def get_voices (self):
+ def get_voices(self):
return self._voices
- def get_staff_attributes (self):
- return self._staff_attributes_dict
-
-class Notations (Music_xml_node):
- def get_tie (self):
- ts = self.get_named_children ('tied')
- starts = [t for t in ts if t.type == 'start']
- if starts:
- return starts[0]
- else:
- return None
-
- def get_tuplets (self):
- return self.get_typed_children (Tuplet)
-class Time_modification(Music_xml_node):
- def get_fraction (self):
- b = self.get_maybe_exist_named_child ('actual-notes')
- a = self.get_maybe_exist_named_child ('normal-notes')
- return (int(a.get_text ()), int (b.get_text ()))
-
- def get_normal_type (self):
- tuplet_type = self.get_maybe_exist_named_child ('normal-type')
- if tuplet_type:
- dots = self.get_named_children ('normal-dot')
- log = musicxml_duration_to_log (tuplet_type.get_text ().strip ())
- return (log , len (dots))
- else:
- return None
-
-
-class Accidental (Music_xml_node):
- def __init__ (self):
- Music_xml_node.__init__ (self)
- self.editorial = False
- self.cautionary = False
+ def get_staff_attributes(self):
+ return self._staff_attributes_dict
-class Music_xml_spanner (Music_xml_node):
- def get_type (self):
- if hasattr (self, 'type'):
- return self.type
- else:
- return 0
- def get_size (self):
- if hasattr (self, 'size'):
- return string.atoi (self.size)
- else:
- return 0
-class Wedge (Music_xml_spanner):
+class BarStyle(Music_xml_node):
pass
-class Tuplet (Music_xml_spanner):
- def duration_info_from_tuplet_note (self, tuplet_note):
- tuplet_type = tuplet_note.get_maybe_exist_named_child ('tuplet-type')
- if tuplet_type:
- dots = tuplet_note.get_named_children ('tuplet-dot')
- log = musicxml_duration_to_log (tuplet_type.get_text ().strip ())
- return (log, len (dots))
- else:
- return None
-
- # Return tuplet note type as (log, dots)
- def get_normal_type (self):
- tuplet = self.get_maybe_exist_named_child ('tuplet-normal')
- if tuplet:
- return self.duration_info_from_tuplet_note (tuplet)
- else:
- return None
-
- def get_actual_type (self):
- tuplet = self.get_maybe_exist_named_child ('tuplet-actual')
- if tuplet:
- return self.duration_info_from_tuplet_note (tuplet)
- else:
- return None
+class BeatType(Music_xml_node):
+ pass
- def get_tuplet_note_count (self, tuplet_note):
- if tuplet_note:
- tuplet_nr = tuplet_note.get_maybe_exist_named_child ('tuplet-number')
- if tuplet_nr:
- return int (tuplet_nr.get_text ())
- return None
- def get_normal_nr (self):
- return self.get_tuplet_note_count (self.get_maybe_exist_named_child ('tuplet-normal'))
- def get_actual_nr (self):
- return self.get_tuplet_note_count (self.get_maybe_exist_named_child ('tuplet-actual'))
+class BeatUnit(Music_xml_node):
+ pass
-class Bracket (Music_xml_spanner):
+class BeatUnitDot(Music_xml_node):
pass
-class Dashes (Music_xml_spanner):
+class Beats(Music_xml_node):
pass
-class Slur (Music_xml_spanner):
- def get_type (self):
- return self.type
+class Bracket(Music_xml_spanner):
+ pass
-class Beam (Music_xml_spanner):
- def get_type (self):
- return self.get_text ()
- def is_primary (self):
- if hasattr (self, 'number'):
- return self.number == "1"
- else:
- return True
+class Chord(Music_xml_node):
+ pass
-class Wavy_line (Music_xml_spanner):
+class Dashes(Music_xml_spanner):
pass
-class Pedal (Music_xml_spanner):
+class DirType(Music_xml_node):
pass
-class Glissando (Music_xml_spanner):
+class Direction(Music_xml_node):
pass
-class Slide (Music_xml_spanner):
+class Dot(Music_xml_node):
pass
-class Octave_shift (Music_xml_spanner):
- # default is 8 for the octave-shift!
- def get_size (self):
- if hasattr (self, 'size'):
- return string.atoi (self.size)
- else:
- return 8
+class Elision(Music_xml_node):
+ pass
-class Chord (Music_xml_node):
+class Extend(Music_xml_node):
pass
-class Dot (Music_xml_node):
+class FiguredBass(Music_xml_node):
pass
-# Rests in MusicXML are <note> blocks with a <rest> inside. This class is only
-# for the inner <rest> element, not the whole rest block.
-class Rest (Music_xml_node):
- def __init__ (self):
- Music_xml_node.__init__ (self)
- self._is_whole_measure = False
- def is_whole_measure (self):
- return self._is_whole_measure
- def get_step (self):
- ch = self.get_maybe_exist_typed_child (get_class (u'display-step'))
- if ch:
- return ch.get_text ().strip ()
- else:
- return None
- def get_octave (self):
- ch = self.get_maybe_exist_typed_child (get_class (u'display-octave'))
- if ch:
- oct = ch.get_text ().strip ()
- return int (oct)
- else:
- return None
+class Glissando(Music_xml_spanner):
+ pass
-class Type (Music_xml_node):
+class Grace(Music_xml_node):
pass
-class Grace (Music_xml_node):
+
+class Harmony(Music_xml_node):
pass
-class Staff (Music_xml_node):
+
+class Hash_comment(Music_xml_node):
pass
-class Direction (Music_xml_node):
+class KeyAlter(Music_xml_node):
pass
-class DirType (Music_xml_node):
+
+class KeyOctave(Music_xml_node):
pass
-class Bend (Music_xml_node):
- def bend_alter (self):
- alter = self.get_maybe_exist_named_child ('bend-alter')
- return interpret_alter_element (alter)
+class KeyStep(Music_xml_node):
+ pass
-class Words (Music_xml_node):
+class Part_group(Music_xml_node):
pass
-class Harmony (Music_xml_node):
+class Pedal(Music_xml_spanner):
pass
-class ChordPitch (Music_xml_node):
- def step_class_name (self):
- return u'root-step'
- def alter_class_name (self):
- return u'root-alter'
- def get_step (self):
- ch = self.get_unique_typed_child (get_class (self.step_class_name ()))
- return ch.get_text ().strip ()
- def get_alteration (self):
- ch = self.get_maybe_exist_typed_child (get_class (self.alter_class_name ()))
- return interpret_alter_element (ch)
-
-class Root (ChordPitch):
+class PerMinute(Music_xml_node):
pass
-class Bass (ChordPitch):
- def step_class_name (self):
- return u'bass-step'
- def alter_class_name (self):
- return u'bass-alter'
+class Print(Music_xml_node):
+ pass
-class ChordModification (Music_xml_node):
- def get_type (self):
- ch = self.get_maybe_exist_typed_child (get_class (u'degree-type'))
- return {'add': 1, 'alter': 1, 'subtract': -1}.get (ch.get_text ().strip (), 0)
- def get_value (self):
- ch = self.get_maybe_exist_typed_child (get_class (u'degree-value'))
- value = 0
- if ch:
- value = int (ch.get_text ().strip ())
- return value
- def get_alter (self):
- ch = self.get_maybe_exist_typed_child (get_class (u'degree-alter'))
- return interpret_alter_element (ch)
-
-
-class Frame (Music_xml_node):
- def get_frets (self):
- return self.get_named_child_value_number ('frame-frets', 4)
- def get_strings (self):
- return self.get_named_child_value_number ('frame-strings', 6)
- def get_first_fret (self):
- return self.get_named_child_value_number ('first-fret', 1)
-
-class Frame_Note (Music_xml_node):
- def get_string (self):
- return self.get_named_child_value_number ('string', 1)
- def get_fret (self):
- return self.get_named_child_value_number ('fret', 0)
- def get_fingering (self):
- return self.get_named_child_value_number ('fingering', -1)
- def get_barre (self):
- n = self.get_maybe_exist_named_child ('barre')
- if n:
- return getattr (n, 'type', '')
- else:
- return ''
+class Root(ChordPitch):
+ pass
-class FiguredBass (Music_xml_node):
+class Score_part(Music_xml_node):
pass
-class Beats (Music_xml_node):
+class Slide(Music_xml_spanner):
pass
-class BeatType (Music_xml_node):
+class Staff(Music_xml_node):
pass
-class BeatUnit (Music_xml_node):
+class Text(Music_xml_node):
pass
-class BeatUnitDot (Music_xml_node):
+class Type(Music_xml_node):
pass
-class PerMinute (Music_xml_node):
+class Wavy_line(Music_xml_spanner):
pass
-class Print (Music_xml_node):
+class Wedge(Music_xml_spanner):
pass
+class Words(Music_xml_node):
+ pass
## need this, not all classes are instantiated
@@ -1185,6 +1702,7 @@ class_dict = {
'bend' : Bend,
'bracket' : Bracket,
'chord': Chord,
+ 'credit': Credit,
'dashes' : Dashes,
'degree' : ChordModification,
'dot': Dot,
@@ -1207,9 +1725,10 @@ class_dict = {
'measure': Measure,
'notations': Notations,
'note': Note,
+ 'notehead': Notehead,
'octave-shift': Octave_shift,
'part': Part,
- 'part-group': Part_group,
+ 'part-group': Part_group,
'part-list': Part_list,
'pedal': Pedal,
'per-minute': PerMinute,
@@ -1220,10 +1739,13 @@ class_dict = {
'score-part': Score_part,
'slide': Slide,
'slur': Slur,
+ 'sound': Sound,
'staff': Staff,
+ 'stem': Stem,
'syllabic': Syllabic,
'text': Text,
'time-modification': Time_modification,
+ 'tied': Tied,
'tuplet': Tuplet,
'type': Type,
'unpitched': Unpitched,
@@ -1233,59 +1755,59 @@ class_dict = {
'work': Work,
}
-def name2class_name (name):
- name = name.replace ('-', '_')
- name = name.replace ('#', 'hash_')
+def name2class_name(name):
+ name = name.replace('-', '_')
+ name = name.replace('#', 'hash_')
name = name[0].upper() + name[1:].lower()
- return str (name)
+ return str(name)
-def get_class (name):
- classname = class_dict.get (name)
+def get_class(name):
+ classname = class_dict.get(name)
if classname:
return classname
else:
- class_name = name2class_name (name)
- klass = new.classobj (class_name, (Music_xml_node,) , {})
+ class_name = name2class_name(name)
+ klass = new.classobj(class_name,(Music_xml_node,) , {})
class_dict[name] = klass
return klass
-def lxml_demarshal_node (node):
+def lxml_demarshal_node(node):
name = node.tag
# Ignore comment nodes, which are also returned by the etree parser!
if name is None or node.__class__.__name__ == "_Comment":
return None
- klass = get_class (name)
+ klass = get_class(name)
py_node = klass()
py_node._original = node
py_node._name = name
py_node._data = node.text
- py_node._children = [lxml_demarshal_node (cn) for cn in node.getchildren()]
- py_node._children = filter (lambda x: x, py_node._children)
+ py_node._children = [lxml_demarshal_node(cn) for cn in node.getchildren()]
+ py_node._children = filter(lambda x: x, py_node._children)
for c in py_node._children:
c._parent = py_node
- for (k, v) in node.items ():
+ for(k, v) in node.items():
py_node.__dict__[k] = v
py_node._attribute_dict[k] = v
return py_node
-def minidom_demarshal_node (node):
+def minidom_demarshal_node(node):
name = node.nodeName
- klass = get_class (name)
- py_node = klass ()
+ klass = get_class(name)
+ py_node = klass()
py_node._name = name
- py_node._children = [minidom_demarshal_node (cn) for cn in node.childNodes]
+ py_node._children = [minidom_demarshal_node(cn) for cn in node.childNodes]
for c in py_node._children:
c._parent = py_node
if node.attributes:
- for (nm, value) in node.attributes.items ():
+ for(nm, value) in node.attributes.items():
py_node.__dict__[nm] = value
py_node._attribute_dict[nm] = value
@@ -1297,11 +1819,11 @@ def minidom_demarshal_node (node):
return py_node
-if __name__ == '__main__':
+if __name__ == '__main__':
import lxml.etree
- tree = lxml.etree.parse ('beethoven.xml')
- mxl_tree = lxml_demarshal_node (tree.getroot ())
- ks = class_dict.keys ()
- ks.sort ()
- print '\n'.join (ks)
+ tree = lxml.etree.parse('beethoven.xml')
+ mxl_tree = lxml_demarshal_node(tree.getroot())
+ ks = class_dict.keys()
+ ks.sort()
+ print '\n'.join(ks)
generated by cgit v1.2.3 (git 2.46.2) at 2024-11-23 08:26:26 +0000