import string
import codecs
import zipfile
+import tempfile
import StringIO
"""
(let* ((ev (event-cause grob))
(den (if denominator denominator (ly:event-property ev 'denominator)))
(num (if numerator numerator (ly:event-property ev 'numerator))))
- (format "~a:~a" den num)))
+ (format #f "~a:~a" den num)))
""",
-
- "compound-time-signature": """%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-% Formatting of (possibly complex) compound time signatures
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-
-#(define-public (insert-markups l m)
- (let* ((ll (reverse l)))
- (let join-markups ((markups (list (car ll)))
- (remaining (cdr ll)))
- (if (pair? remaining)
- (join-markups (cons (car remaining) (cons m markups)) (cdr remaining))
- markups))))
-
-% Use a centered-column inside a left-column, because the centered column
-% moves its reference point to the center, which the left-column undoes.
-% The center-column also aligns its contented centered, which is not undone...
-#(define-public (format-time-fraction time-sig-fraction)
- (let* ((revargs (reverse (map number->string time-sig-fraction)))
- (den (car revargs))
- (nums (reverse (cdr revargs))))
- (make-override-markup '(baseline-skip . 0)
- (make-number-markup
- (make-left-column-markup (list
- (make-center-column-markup (list
- (make-line-markup (insert-markups nums "+"))
- den))))))))
-
-#(define-public (format-complex-compound-time time-sig)
- (let* ((sigs (map format-time-fraction time-sig)))
- (make-override-markup '(baseline-skip . 0)
- (make-number-markup
- (make-line-markup
- (insert-markups sigs (make-vcenter-markup "+")))))))
-
-#(define-public (format-compound-time time-sig)
- (cond
- ((not (pair? time-sig)) (null-markup))
- ((pair? (car time-sig)) (format-complex-compound-time time-sig))
- (else (format-time-fraction time-sig))))
-
-
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-% Measure length calculation of (possibly complex) compound time signatures
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-
-#(define-public (calculate-time-fraction time-sig-fraction)
- (let* ((revargs (reverse time-sig-fraction))
- (den (car revargs))
- (nums (cdr revargs)))
- (ly:make-moment (apply + nums) den)))
-
-#(define-public (calculate-complex-compound-time time-sig)
- (let* ((sigs (map calculate-time-fraction time-sig)))
- (let add-moment ((moment ZERO-MOMENT)
- (remaining sigs))
- (if (pair? remaining)
- (add-moment (ly:moment-add moment (car remaining)) (cdr remaining))
- moment))))
-
-#(define-public (calculate-compound-measure-length time-sig)
- (cond
- ((not (pair? time-sig)) (ly:make-moment 4 4))
- ((pair? (car time-sig)) (calculate-complex-compound-time time-sig))
- (else (calculate-time-fraction time-sig))))
-
-
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-% Base beat lenth
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-
-#(define-public (calculate-compound-base-beat-full time-sig)
- (let* ((den (map last time-sig)))
- (apply max den)))
-
-#(define-public (calculate-compound-base-beat time-sig)
- (ly:make-moment 1 (cond
- ((not (pair? time-sig)) 4)
- ((pair? (car time-sig)) (calculate-compound-base-beat-full time-sig))
- (else (calculate-compound-base-beat-full (list time-sig))))))
-
-
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-% The music function to set the complex time signature
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-
-compoundMeter =
-#(define-music-function (parser location args) (pair?)
- (let ((mlen (calculate-compound-measure-length args))
- (beat (calculate-compound-base-beat args)))
- #{
-\once \override Staff.TimeSignature #'stencil = #ly:text-interface::print
-\once \override Staff.TimeSignature #'text = #(format-compound-time $args)
-% \set Staff.beatGrouping = #(reverse (cdr (reverse $args)))
-\set Timing.measureLength = $mlen
-\set Timing.timeSignatureFraction = #(cons (ly:moment-main-numerator $mlen)
- (ly:moment-main-denominator $mlen))
-\set Timing.baseMoment = $beat
-
-% TODO: Implement beatGrouping and auto-beam-settings!!!
-#} ))
-"""
}
def round_to_two_digits (val):
return None
change = musicexp.TimeSignatureChange()
change.fractions = sig
- if (len(sig) != 2) or isinstance (sig[0], list):
- needed_additional_definitions.append ("compound-time-signature")
time_elm = attributes.get_maybe_exist_named_child ('time')
if time_elm and hasattr (time_elm, 'symbol'):
# TODO: Handle the level-display setting for displaying brackets/parentheses
elif n.get_maybe_exist_typed_child (musicxml.Unpitched):
- # Unpitched elements have display-step and can also have
- # display-octave.
- unpitched = n.get_maybe_exist_typed_child (musicxml.Unpitched)
- event = musicexp.NoteEvent ()
- event.pitch = musicxml_unpitched_to_lily (unpitched)
+ # Unpitched elements have display-step and can also have
+ # display-octave.
+ unpitched = n.get_maybe_exist_typed_child (musicxml.Unpitched)
+ event = musicexp.NoteEvent ()
+ event.pitch = musicxml_unpitched_to_lily (unpitched)
elif n.get_maybe_exist_typed_child (musicxml.Rest):
# rests can have display-octave and display-step, which are
p = None
step = mxl_unpitched.get_step ()
if step:
- p = musicexp.Pitch ()
- p.step = musicxml_step_to_lily (step)
+ p = musicexp.Pitch ()
+ p.step = musicxml_step_to_lily (step)
octave = mxl_unpitched.get_octave ()
if octave and p:
- p.octave = octave - 4
+ p.octave = octave - 4
return p
def musicxml_restdisplay_to_lily (mxl_rest):
if compressed:
if filename == "-":
progress (_ ("Input is compressed, extracting raw MusicXML data from stdin") )
- z = zipfile.ZipFile (sys.stdin)
+ # unfortunately, zipfile.ZipFile can't read directly from
+ # stdin, so copy everything from stdin to a temp file and read
+ # that. TemporaryFile() will remove the file when it is closed.
+ tmp = tempfile.TemporaryFile()
+ sys.stdin = os.fdopen(sys.stdin.fileno(), 'rb', 0) # Make sys.stdin binary
+ bytes_read = sys.stdin.read (8192)
+ while bytes_read:
+ for b in bytes_read:
+ tmp.write(b)
+ bytes_read = sys.stdin.read (8192)
+ z = zipfile.ZipFile (tmp, "r")
else:
progress (_ ("Input file %s is compressed, extracting raw MusicXML data") % filename)
z = zipfile.ZipFile (filename, "r")