Imported Upstream version 2.16.0

[lilypond.git] / python / musicexp.py

diff --git a/python/musicexp.py b/python/musicexp.py
index 68318678de073ea8ae5fec845dd6f8794793b94d..ea2525d866e4085e3adb90de929a7ebd91ac4f53 100644 (file)
--- a/python/musicexp.py
+++ b/python/musicexp.py
@@ -13,16 +13,13 @@ from rational import Rational
 previous_pitch = None
 relative_pitches = False
 
-def warning (str):
-    ly.stderr_write ((_ ("warning: %s") % str) + "\n")
-
 
 def escape_instrument_string (input_string):
     retstring = string.replace (input_string, "\"", "\\\"")
     if re.match ('.*[\r\n]+.*', retstring):
         rx = re.compile (r'[\n\r]+')
         strings = rx.split (retstring)
-        retstring = "\\markup { \\column { "
+        retstring = "\\markup { \\center-column { "
         for s in strings:
             retstring += "\\line {\"" + s + "\"} "
         retstring += "} }"
@@ -201,6 +198,17 @@ class Duration:
 
         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):
+    global midi_option
+    midi_option = option
+
+def get_create_midi ():
+    try:
+        return midi_option
+    except:
+        return False
 
 # Implement the different note names for the various languages
 def pitch_generic (pitch, notenames, accidentals):
@@ -213,12 +221,12 @@ def pitch_generic (pitch, notenames, accidentals):
     # Handle remaining fraction to pitch.alteration (for microtones)
     if (halftones != pitch.alteration):
         if None in accidentals[1:3]:
-            warning (_ ("Language does not support microtones contained in the piece"))
+            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]
             except KeyError:
-                warning (_ ("Language does not support microtones contained in the piece"))
+                ly.warning (_ ("Language does not support microtones contained in the piece"))
     return str
 
 def pitch_general (pitch):
@@ -480,7 +488,7 @@ class TimeScaledMusic (MusicWrapper):
             func ("\\once \\override TupletBracket #'stencil = ##f")
             func.newline ()
         elif self.display_bracket == "curved":
-            warning (_ ("Tuplet brackets of curved shape are not correctly implemented"))
+            ly.warning (_ ("Tuplet brackets of curved shape are not correctly implemented"))
             func ("\\once \\override TupletBracket #'stencil = #ly:slur::print")
             func.newline ()
 
@@ -666,7 +674,7 @@ class RepeatedMusic:
             self.music = SequentialMusic ()
             self.music.elements = music
         else:
-            warning (_ ("unable to set the music %(music)s for the repeat %(repeat)s") % \
+            ly.warning (_ ("unable to set the music %(music)s for the repeat %(repeat)s") % \
                             {'music':music, 'repeat':self})
     def add_ending (self, music):
         self.endings.append (music)
@@ -675,7 +683,7 @@ class RepeatedMusic:
         if self.music:
             self.music.print_ly (printer)
         else:
-            warning (_ ("encountered repeat without body"))
+            ly.warning (_ ("encountered repeat without body"))
             printer.dump ('{}')
         if self.endings:
             printer.dump ('\\alternative {')
@@ -845,7 +853,7 @@ class ChordEvent (NestedMusic):
             # don't print newlines after the { and } braces
             self.grace_elements.print_ly (printer, False)
         elif self.grace_elements: # no self.elements!
-            warning (_ ("Grace note with no following music: %s") % self.grace_elements)
+            ly.warning (_ ("Grace note with no following music: %s") % self.grace_elements)
             if self.grace_type:
                 printer ('\\%s' % self.grace_type)
             else:
@@ -1007,7 +1015,7 @@ class OctaveShiftEvent (SpanEvent):
         try:
             value = {8: 1, 15: 2}[self.size]
         except KeyError:
-            warning (_ ("Invalid octave shift size found: %s. Using no shift.") % self.size)
+            ly.warning (_ ("Invalid octave shift size found: %s. Using no shift.") % self.size)
             value = 0
         # negative values go up!
         value *= -1*self.span_type
@@ -1465,7 +1473,7 @@ class KeySignatureChange (Music):
         try:
             accidental = alter_dict[a[1]]
         except KeyError:
-            warning (_ ("Unable to convert alteration %s to a lilypond expression") % a[1])
+            ly.warning (_ ("Unable to convert alteration %s to a lilypond expression") % a[1])
             return ''
         if len (a) == 2:
             return "( %s . %s )" % (a[0], accidental)
@@ -1785,7 +1793,7 @@ class StaffGroup:
         if self.spanbar == "no":
             printer.dump ("\\override SpanBar #'transparent = ##t")
         brack = {"brace": "SystemStartBrace",
-                 "none": "f",
+                 "none": "SystemStartBar",
                  "line": "SystemStartSquare"}.get (self.symbol, None)
         if brack:
             printer.dump ("systemStartDelimiter = #'%s" % brack)
@@ -1799,7 +1807,18 @@ class StaffGroup:
                 printer.dump (m)
             printer.dump ("}")
 
+    def print_ly_chords (self,printer):
+        try:
+            for [staff_id, voices] in self.part_information:
+                for [v, lyrics, figuredbass, chordnames] in voices:
+                    if chordnames:
+                        printer ('\context ChordNames = "%s" \\%s' % (chordnames, chordnames))
+                        printer.newline ()
+        except TypeError:
+            return
+
     def print_ly (self, printer):
+        self.print_ly_chords (printer)
         if self.stafftype:
             printer.dump ("\\new %s" % self.stafftype)
         self.print_ly_overrides (printer)
@@ -1840,12 +1859,6 @@ class Staff (StaffGroup):
             sub_staff_type = self.stafftype
 
         for [staff_id, voices] in self.part_information:
-            # Chord names need to come before the staff itself!
-            for [v, lyrics, figuredbass, chordnames] in voices:
-                if chordnames:
-                    printer ('\context ChordNames = "%s" \\%s' % (chordnames, chordnames))
-
-            # now comes the real staff definition:
             if staff_id:
                 printer ('\\context %s = "%s" << ' % (sub_staff_type, staff_id))
             else:
@@ -1922,6 +1935,7 @@ class Score:
           self.contents.set_part_information (part_id, staves_info)
 
     def print_ly (self, printer):
+        self.create_midi = get_create_midi ()
         printer.dump ("\\score {");
         printer.newline ()
         if self.contents: