Alternativchords mit Klammern

* add translation, interlude, bridge and meloverse
* fix rendering bugs

all_base_includes.ly

@@ -5,7 +5,6 @@
 \include "basic_format_and_style_settings.ly"
 \include "eps_file_from_song_dir.ly"
 \include "title_with_category_images.ly"
-\include "auto_rest_merging.ly"
 \include "chord_settings.ly"
 \include "transposition.ly"
 \include "verses_with_chords.ly"
@@ -17,4 +16,8 @@
 LAYOUT = \layout { \generalLayout }
 HEADER = {}
 MUSIC = {}
-TEXT = \markuplist {""}
+TEXT = \markuplist {""}
+
+verseChords = {}
+firstVoice = {}
+global = {}

auto_rest_merging.ly

@@ -1,86 +0,0 @@
-%% http://lsr.dsi.unimi.it/LSR/Item?id=336
-%% see also http://code.google.com/p/lilypond/issues/detail?id=1228
-
-%% Usage:
-%%   \new Staff \with {
-%%     \override RestCollision.positioning-done = #merge-rests-on-positioning
-%%   } << \somevoice \\ \othervoice >>
-%% or (globally):
-%%   \layout {
-%%     \context {
-%%       \Staff
-%%       \override RestCollision.positioning-done = #merge-rests-on-positioning
-%%     }
-%%   }
-%%
-%% Limitations:
-%% - only handles two voices
-%% - does not handle multi-measure/whole-measure rests
-
-#(define (rest-score r)
-  (let ((score 0)
-	(yoff (ly:grob-property-data r 'Y-offset))
-	(sp (ly:grob-property-data r 'staff-position)))
-    (if (number? yoff)
-	(set! score (+ score 2))
-	(if (eq? yoff 'calculation-in-progress)
-	    (set! score (- score 3))))
-    (and (number? sp)
-	 (<= 0 2 sp)
-	 (set! score (+ score 2))
-	 (set! score (- score (abs (- 1 sp)))))
-    score))
-
-#(define (merge-rests-on-positioning grob)
-  (let* ((can-merge #f)
-	 (elts (ly:grob-object grob 'elements))
-	 (num-elts (and (ly:grob-array? elts)
-			(ly:grob-array-length elts)))
-	 (two-voice? (= num-elts 2)))
-    (if two-voice?
-	(let* ((v1-grob (ly:grob-array-ref elts 0))
-	       (v2-grob (ly:grob-array-ref elts 1))
-	       (v1-rest (ly:grob-object v1-grob 'rest))
-	       (v2-rest (ly:grob-object v2-grob 'rest)))
-	  (and
-	   (ly:grob? v1-rest)
-	   (ly:grob? v2-rest)
-	   (let* ((v1-duration-log (ly:grob-property v1-rest 'duration-log))
-		  (v2-duration-log (ly:grob-property v2-rest 'duration-log))
-		  (v1-dot (ly:grob-object v1-rest 'dot))
-		  (v2-dot (ly:grob-object v2-rest 'dot))
-		  (v1-dot-count (and (ly:grob? v1-dot)
-				     (ly:grob-property v1-dot 'dot-count -1)))
-		  (v2-dot-count (and (ly:grob? v2-dot)
-				     (ly:grob-property v2-dot 'dot-count -1))))
-	     (set! can-merge
-		   (and
-		    (number? v1-duration-log)
-		    (number? v2-duration-log)
-		    (= v1-duration-log v2-duration-log)
-		    (eq? v1-dot-count v2-dot-count)))
-	     (if can-merge
-		 ;; keep the rest that looks best:
-		 (let* ((keep-v1? (>= (rest-score v1-rest)
-				      (rest-score v2-rest)))
-			(rest-to-keep (if keep-v1? v1-rest v2-rest))
-			(dot-to-kill (if keep-v1? v2-dot v1-dot)))
-		   ;; uncomment if you're curious of which rest was chosen:
-		   ;;(ly:grob-set-property! v1-rest 'color green)
-		   ;;(ly:grob-set-property! v2-rest 'color blue)
-		   (ly:grob-suicide! (if keep-v1? v2-rest v1-rest))
-		   (if (ly:grob? dot-to-kill)
-		       (ly:grob-suicide! dot-to-kill))
-		   (ly:grob-set-property! rest-to-keep 'direction 0)
-		   (ly:rest::y-offset-callback rest-to-keep)))))))
-    (if can-merge
-	#t
-	(ly:rest-collision::calc-positioning-done grob))))
-
-generalLayout = \layout {
-  \generalLayout
-  \context {
-    \Staff
-    \override RestCollision.positioning-done = #merge-rests-on-positioning
-  }
-}

basic_format_and_style_settings.ly

@@ -1,7 +1,6 @@
 \language "deutsch"
 
 \include "default_style.ly"
-\include "default_author_style.ly"
 \include "default_songinfo_style.ly"
 \include "footer_with_songinfo.ly"
 
@@ -15,7 +14,6 @@
   property-defaults.fonts.sans = \songLyricFont
   %annotate-spacing = ##t
   % spacing stuff
-  lyric-size = #lyricSize
   two-sided = ##t
   inner-margin = 1.5\cm
   outer-margin = \songMargin
@@ -41,6 +39,7 @@ generalLayout = \layout {
   \context {
     \Staff
     \accidentalStyle modern
+    \consists Merge_rests_engraver
   }
   \context {
     \Score
@@ -62,6 +61,11 @@ generalLayout = \layout {
     \Voice
     % ich will lines breaken wie ich will!
     \remove "Forbid_line_break_engraver"
+    \override NoteHead.layer = 2
+    \override Dots.layer = 2
+    \override Stem.layer = 2
+    \override Flag.layer = 2
+    \override Beam.layer = 2
   }
 }
 
@@ -73,29 +77,74 @@ textp = \lyricmode { \markup { \raise #1 \musicglyph #"rests.3" } }
 % zweite Stimme alles grau
 secondVoiceStyle = {
   \override NoteHead.color = #grey
+  \override Dots.color = #grey
   \override Stem.color = #grey
   \override Flag.color = #grey
   \override Beam.color = #grey
+  \override NoteHead.layer = 1
+  \override Dots.layer = 1
+  \override Stem.layer = 1
+  \override Flag.layer = 1
+  \override Beam.layer = 1
 }
 
 firstVoiceStyle = {
   \override NoteHead.color = #black
+  \override Dots.color = #black
   \override Stem.color = #black
   \override Flag.color = #black
   \override Beam.color = #black
 }
 
-% einzelne Noten innerhalb von \secondVoiceStyle mit schwarzem statt grauem Kopf
+% Deprecated: einzelne Noten innerhalb von \secondVoiceStyle mit schwarzem statt grauem Kopf
 schwarzkopf =
   #(define-music-function (parser location noten) (ly:music?)
-  #{
-   \revert NoteHead.color
-   $noten
-   \override NoteHead.color = #grey
-  #})
+    (begin (ly:warning "\\schwarzkopf brauchts nicht mehr, das kann ersatzlos weg!") noten))
+
+romanStanza =
+  #(define-music-function (parser location) ()
+  #{ \override StanzaNumber.style = #'roman #})
 
 stanza =
-  #(define-music-function (parser location stanzanumber) (number?)
-  #{ \set stanza = #(ly:format stanzaFormat stanzanumber) #})
+#(define-music-function (parser location stanzanumber) (number?)
+#{
+  \once \override StanzaNumber.layer = 23 % set this to signal that there is a real stanza and no repeat signs
+  \applyContext
+  #(lambda (context)
+    (let* ((stanzastyle (ly:assoc-get 'style (ly:context-grob-definition context 'StanzaNumber)))
+           (formattedStanzaNumber (format #f (if (eq? stanzastyle 'roman) romanStanzaFormat stanzaFormat) stanzanumber)))
+        (ly:context-set-property! context 'stanza formattedStanzaNumber)))
+#}
+)
 
-ref = { \set stanza = \refString }
+ref = {
+  \once \override StanzaNumber.layer = 23 % set this to signal that there is a real stanza and no repeat signs
+  \set stanza = \refString
+}
+
+% prints a repStart Sign as stanza if the tag 'repeats is kept.
+% if there was a stanza already set by the stanza function with StanzaNumber.layer = 23 we set that also as stanza.
+repStartWithTag = \lyricmode {
+  \tag #'repeats {
+    \applyContext
+    #(lambda (context)
+      (let ((lastStanza (ly:context-property context 'stanza))
+            (printLastStanza (= (ly:assoc-get 'layer (ly:context-grob-definition context 'StanzaNumber) 0) 23))
+            (stanzaFontSeries (ly:assoc-get 'font-series (ly:context-grob-definition context 'StanzaNumber) 'normal)))
+      (ly:context-set-property! context 'stanza
+        (make-concat-markup
+          (if printLastStanza
+            (list (make-override-markup `(font-series . ,stanzaFontSeries) lastStanza) (make-hspace-markup 1) repStart)
+            (list repStart)
+            )))))
+    \once \override StanzaNumber.font-series = #'normal
+  }
+}
+
+repStopWithTag = \lyricmode {
+  \tag #'repeats {
+    \once \override StanzaNumber.font-series = #'normal
+    \once \override StanzaNumber.direction = 1
+    \set stanza = \markup { \repStop }
+  }
+}

chord_settings.ly

@@ -32,6 +32,38 @@ shiftChord = #(define-music-function (parser location xshift chord) (number? ly:
 	$chord
 #})
 
+shiftChords = #(define-music-function (parser location xshift chords) (number? ly:music?)
+#{
+	\override ChordName.extra-offset = #`(,xshift . 0)
+	$chords
+#})
+
+altChord = #(define-music-function (parser location mainchord altchord) (ly:music? ly:music?)
+(define (chord-namer in-pitches bass inversion context)
+#{
+  \markup {
+    \translate #'(-0.5 . 0)
+    \score {
+      \chords { #mainchord \klamm #altchord }
+      \layout {
+        \LAYOUT
+        \context {
+          \ChordNames
+          \override ChordName.extra-spacing-width = #'(0 . 0.3)
+        }
+        \context {
+          \Score
+          \override SpacingSpanner.spacing-increment = 0
+        }
+      }
+    }
+  }
+#})
+#{
+  \once \set chordNameFunction = #chord-namer
+	#mainchord
+#})
+
 % kleine Mollakkorde und Alteration ausgeschrieben
 #(define (note-name->german-markup-nosym pitch lowercase?)
    (define (pitch-alteration-semitones pitch) (inexact->exact (round (* (ly:pitch-alteration pitch) 2))))
@@ -89,8 +121,6 @@ generalLayout = \layout {
     chordNoteNamer = #bassnote-name->german-markup-nosym
     majorSevenSymbol = "maj7"
     chordNameExceptions = \chordNameExceptions
-    % der baseline-skip der Akkorde beeinflusst, wie hoch die Hochstellung ist
-    \override ChordName.baseline-skip = #1.0
   }
 }
 

default_author_style.ly

@@ -1,32 +0,0 @@
-\paper {
-  authorMarkup =
-    #(make-on-the-fly-markup
-      (lambda (layout props m)
-        (let ((name (chain-assoc-get 'author:name props #f))
-              (trail_name (chain-assoc-get 'author:trail_name props #f))
-              (birth_year (chain-assoc-get 'author:birth_year props #f))
-              (death_year (chain-assoc-get 'author:death_year props #f))
-              (organization (chain-assoc-get 'author:organization props #f))
-              (string-present (lambda (str) (and str (not (and (string? str) (string-null? str))))))
-              (render_informations (lambda (infolist) (string-append (car infolist) (if (null? (cdr infolist)) "" (string-append " (" (string-join (cdr infolist) ", ") ")")))))
-              )
-          (interpret-markup layout props
-            (if (or (string-present trail_name) (string-present name))
-              (render_informations (filter string-present (list
-                trail_name
-                name
-                (if (and (string-present birth_year) (string-present death_year))
-                  (ly:format "~a‒~a" birth_year death_year)
-                  (if (string-present birth_year)
-                    (ly:format "*~a" birth_year)
-                    (if (string-present death_year) (ly:format "†~a" death_year) "")))
-                organization
-              )))
-              ""
-          ))))
-      (make-null-markup)
-    )
-  poetMarkup = \markup { "Worte:" \fromproperty #'author }
-  composerMarkup = \markup { "Weise:" \fromproperty #'author }
-  poetAndComposerEqualMarkup = \markup { "Worte und Weise:" \fromproperty #'author }
-}

default_songinfo_style.ly

@@ -1,8 +1,36 @@
 \paper {
+  poetPrefix = "Worte:"
+  composerPrefix = "Weise:"
+  compositionPrefix = "Satz:"
+  poetAndComposerEqualPrefix = "Worte und Weise:"
+  voicePrefix = "Stimme:"
+  versePrefix = "Strophe:"
+  translationPrefix = "Übersetzung:"
+  interludePrefix = "Zwischenspiel:"
+  bridgePrefix = "Bridge:"
+
+  authorFormat =
+    #(lambda (noDetails name trail_name birth_year death_year organization)
+        (let ((string-present (lambda (str) (and str (not (and (string? str) (string-null? str))))))
+              (render_informations (lambda (infolist) (string-append (car infolist) (if (or noDetails (null? (cdr infolist))) "" (string-append " (" (string-join (cdr infolist) ", ") ")"))))))
+            (if (or (string-present trail_name) (string-present name))
+              (render_informations (filter string-present (list
+                trail_name
+                name
+                (if (and (string-present birth_year) (string-present death_year))
+                  (ly:format "~a‒~a" birth_year death_year)
+                  (if (string-present birth_year)
+                    (ly:format "*~a" birth_year)
+                    (if (string-present death_year) (ly:format "†~a" death_year) "")))
+                organization
+              )))
+              ""
+          )))
+
   songinfoMarkup =
     #(make-on-the-fly-markup
       (lambda (layout props m)
-        (let ((between-poet-and-composer-markup (chain-assoc-get 'header:between-poet-and-composer-markup props (make-hspace-markup 3)))
+        (let* ((between-poet-and-composer-markup (chain-assoc-get 'header:between-poet-and-composer-markup props (make-hspace-markup 3)))
               (poet-maybe-with-composer (chain-assoc-get 'songinfo:poet-maybe-with-composer props #f))
               (composer (chain-assoc-get 'songinfo:composer props #f))
               (copyright (chain-assoc-get 'songinfo:copyright props #f))
@@ -10,16 +38,22 @@
               (translation (chain-assoc-get 'songinfo:translation props #f))
               (pronunciation (chain-assoc-get 'songinfo:pronunciation props #f))
               (year_text (chain-assoc-get 'songinfo:year_text props #f))
-              (year_melody (chain-assoc-get 'songinfo:year_melody props #f)))
+              (year_melody (chain-assoc-get 'songinfo:year_melody props #f))
+              (poet-with-year (if (and poet-maybe-with-composer year_text) (string-append poet-maybe-with-composer ", " year_text) poet-maybe-with-composer))
+              (composer-with-year (if (and composer year_melody) (string-append composer ", " year_melody) composer))
+              (poet-and-composer-oneliner (if (and poet-with-year composer-with-year) (markup poet-with-year between-poet-and-composer-markup composer-with-year) #f))
+              (current-line-width (chain-assoc-get 'line-width props (ly:output-def-lookup layout 'line-width))))
           (stack-lines DOWN 0.0 (chain-assoc-get 'baseline-skip props)
             (interpret-markup-list layout props
               (append
-                (make-wordwrap-internal-markup-list #t (list
-                  (if poet-maybe-with-composer (markup
-                      (if year_text (make-concat-markup (list poet-maybe-with-composer ", " year_text)) poet-maybe-with-composer) between-poet-and-composer-markup) "")
-                    (if composer (if year_melody (make-concat-markup (list composer ", " year_melody)) composer) "")))
+                (if (and poet-and-composer-oneliner (< (interval-length (ly:stencil-extent (interpret-markup layout props poet-and-composer-oneliner) X)) current-line-width))
+                  (list poet-and-composer-oneliner)
+                  (make-wordwrap-string-internal-markup-list #t (string-append
+                    (if poet-with-year (string-append "\n\n" poet-with-year) "")
+                    (if composer-with-year (string-append "\n\n" composer-with-year) "")
+                  )))
                 (make-wordwrap-string-internal-markup-list #t (string-append
-                  (if copyright (string-append "© " copyright) "")
+                  (if copyright (string-append "\n\n© " copyright) "")
                   (if infotext (string-append "\n\n" infotext) "")
                   (if translation (string-append "\n\nÜbersetzung: " translation) "")
                   (if pronunciation (string-append "\n\nAussprache: " pronunciation) ""))))))))

default_style.ly

@@ -1,18 +1,22 @@
-songFormatAndSize = "a4portrait"
+songFormatAndSize = "a5"
 songMargin = 5
-songInfoFontSize = -3.5
+songInfoFontSize = 0
+songInfoLineWidthFraction = 0.9
+songTitleSize = 6
 songTitleFont = "LilyPond Sans"
-songChordFont = "LilyPond Serif"
+songChordFont = "LilyPond Sans"
 songLyricFont = "LilyPond Sans"
 songChordFontSeries = #'bold
-songTextChordAlignment = #'center
-songScoreChordFontSize = 0
+songTextChordAlignment = #'left
+songScoreChordFontSize = 2
 songTextChordFontSize = \songScoreChordFontSize
-songTextLineHeigth = 5
+songTextChordDistance = 2.8
+songTextLineHeigth = 5.8
 songTocColumns = 3
 globalSize = 15
 lyricSize = 1.6
 stanzaFormat = "~a."
+romanStanzaFormat = "~@r."
 refString = "Ref.:"
 % hübsche Wiederholungszeichen für den Liedtext
 repStart = "𝄆"

footer_with_songinfo.ly

@@ -1,3 +1,4 @@
+#(use-modules (ice-9 receive))
 #(define-markup-command (print-songinfo layout props) ()
   (define (songinfo-from songId key)
     (let ((song (if (defined? 'SONG_DATA) (assoc-ref SONG_DATA songId) #f)))
@@ -5,41 +6,165 @@
         (assoc-ref song key)
         (ly:warning (ly:format "song with id ~a not found" songId)))))
 
-  (define (format-author authorId)
+  (define (format-author authorId noDetails)
     (let ((author (if (defined? 'AUTHOR_DATA) (assoc-ref AUTHOR_DATA authorId) #f)))
       (if author
-        (markup
-          #:override (cons 'author:name (assoc-ref author "name"))
-          #:override (cons 'author:trail_name (assoc-ref author "trail_name"))
-          #:override (cons 'author:birth_year (assoc-ref author "birth_year"))
-          #:override (cons 'author:death_year (assoc-ref author "death_year"))
-          #:override (cons 'author:organization (assoc-ref author "organization"))
-          (ly:output-def-lookup layout 'authorMarkup))
-        (ly:warning (ly:format "author with id ~a not found" authorId)))))
+        ((ly:output-def-lookup layout 'authorFormat)
+          noDetails
+          (assoc-ref author "name")
+          (assoc-ref author "trail_name")
+          (assoc-ref author "birth_year")
+          (assoc-ref author "death_year")
+          (assoc-ref author "organization")
+        )
+        "unbekannt")))
 
   (define (format-poet poetId)
-    (markup #:override (cons 'author (format-author poetId)) (ly:output-def-lookup layout 'poetMarkup)))
+    (string-append (ly:output-def-lookup layout 'poetPrefix) " " (format-author poetId #f)))
 
   (define (format-composer composerId)
-    (markup #:override (cons 'author (format-author composerId)) (ly:output-def-lookup layout 'composerMarkup)))
+    (string-append (ly:output-def-lookup layout 'composerPrefix) " " (format-author composerId #f)))
 
   (define (format-poet-and-composer authorId)
-    (markup #:override (cons 'author (format-author authorId)) (ly:output-def-lookup layout 'poetAndComposerEqualMarkup)))
+    (string-append (ly:output-def-lookup layout 'poetAndComposerEqualPrefix) " " (format-author authorId #f)))
+
+  (define (find-author-ids-by contributionType authors)
+    (filter-map (lambda (authordata) (if (member contributionType (cdr authordata)) (car authordata) #f)) authors)
+  )
+
+  (define (find-author-id-with-part-numbers contributionType authors)
+    (filter-map (lambda (authordata)
+      (let ((contributionNumbers (filter-map (lambda (contribution) (if (and (list? contribution) (equal? contributionType (car contribution))) (cadr contribution) #f)) (cdr authordata)))
+            (authorId (car authordata)))
+        (if (null? contributionNumbers) #f (cons authorId contributionNumbers))
+      )) authors)
+  )
+
+  (define (numbered-contribution-prefix contributionNumbers prefixLookup)
+    (string-append
+      (string-join (map (lambda (contributionNumber) (ly:format "~a." contributionNumber)) contributionNumbers) ", ")
+      " "
+      (ly:output-def-lookup layout prefixLookup)
+    )
+  )
+
+  (define referencedAuthors '())
+
+  (define (format-authors authorIds)
+    (map (lambda (authorId)
+      (format-author
+        authorId
+        (if (member authorId referencedAuthors)
+          #t
+          (begin
+            (set! referencedAuthors (cons authorId referencedAuthors))
+            #f)))
+    ) authorIds)
+  )
+
+  (define (render-contribution-group contributionPrefix authorIds)
+    (if (null? authorIds)
+      ""
+      (string-append contributionPrefix " " (string-join (format-authors authorIds) ", ")))
+  )
+
+  (define (render-partial-contribution-group prefixLookup authorData)
+    (if (null? authorData)
+      ""
+      (let ((firstAuthorContributions (cdar authorData)))
+        (receive (authorDataSame authorDataOther)
+            (partition (lambda (authorEntry) (equal? (cdr authorEntry) firstAuthorContributions)) authorData)
+          (string-append
+            (render-contribution-group (numbered-contribution-prefix firstAuthorContributions prefixLookup) (map car authorDataSame))
+            " "
+            (render-partial-contribution-group prefixLookup authorDataOther)
+          ))))
+  )
+
+  (define (join-present items joiner)
+    (string-join (filter (lambda (item) (and (string? item) (not (string-null? (string-trim-both item))))) items) joiner)
+  )
+
+  (define (poet-and-composer-from-authors authors)
+    (if authors
+      (let (
+            (poetIds (find-author-ids-by 'text authors))
+            (translatorIds (find-author-ids-by 'translation authors))
+            (versePoetData (find-author-id-with-part-numbers 'verse authors))
+            (composerIds (find-author-ids-by 'melody authors))
+            (verseComposerData (find-author-id-with-part-numbers 'meloverse authors))
+            (voiceComposerData (find-author-id-with-part-numbers 'voice authors))
+            (compositionIds (find-author-ids-by 'composition authors))
+            (bridgeIds (find-author-ids-by 'bridge authors))
+            (interludeIds (find-author-ids-by 'interlude authors))
+            (year_text (chain-assoc-get 'header:year_text props #f))
+            (year_translation (chain-assoc-get 'header:year_translation props #f))
+            (year_melody (chain-assoc-get 'header:year_melody props #f))
+            (year_composition (chain-assoc-get 'header:year_composition props #f))
+            )
+        (if (and (equal? poetIds composerIds) (null? translatorIds) (null? versePoetData) (null? verseComposerData) (null? voiceComposerData) (null? compositionIds) (null? bridgeIds) (null? interludeIds))
+          (list
+            (join-present (list
+              (render-contribution-group (ly:output-def-lookup layout 'poetAndComposerEqualPrefix) poetIds)
+              (if (equal? year_text year_melody) year_text (join-present (list year_text year_melody) "/"))
+            ) ", ")
+            #f)
+          (list
+            (if (and (null? poetIds) (null? versePoetData) (null? translatorIds)) #f
+              (string-append
+                (ly:output-def-lookup layout 'poetPrefix)
+                " "
+                (join-present (list
+                  (join-present (list
+                    (render-contribution-group "" poetIds)
+                    year_text
+                  ) ", ")
+                  (render-partial-contribution-group 'versePrefix versePoetData)
+                  (join-present (list
+                    (render-contribution-group (ly:output-def-lookup layout 'translationPrefix) translatorIds)
+                    year_translation
+                  ) ", ")
+                ) "; ")
+              ))
+            (if (and (null? composerIds) (null? compositionIds) (null? verseComposerData) (null? voiceComposerData) (null? bridgeIds) (null? interludeIds)) #f
+              (string-append
+                (ly:output-def-lookup layout 'composerPrefix)
+                " "
+                (join-present (list
+                  (join-present (list
+                    (render-contribution-group "" composerIds)
+                    year_melody
+                  ) ", ")
+                  (render-partial-contribution-group 'versePrefix verseComposerData)
+                  (render-partial-contribution-group 'voicePrefix voiceComposerData)
+                  (join-present (list
+                    (render-contribution-group (ly:output-def-lookup layout 'compositionPrefix) compositionIds)
+                    year_composition
+                  ) ", ")
+                  (render-contribution-group (ly:output-def-lookup layout 'bridgePrefix) bridgeIds)
+                  (render-contribution-group (ly:output-def-lookup layout 'interludePrefix) interludeIds)
+                ) "; ")
+              )))))
+      (list #f #f)
+    )
+  )
 
   (interpret-markup layout props
     (if (chain-assoc-get 'page:is-bookpart-last-page props #f)
-    (let* ((songId (chain-assoc-get 'header:songId props #f))
+    (let* ((authors (chain-assoc-get 'header:authors props #f))
+           (poet-and-composers (poet-and-composer-from-authors authors))
+           (songId (chain-assoc-get 'header:songId props #f))
            (poetId (chain-assoc-get 'header:poetId props (if songId (songinfo-from songId "poet") #f)))
            (composerId (chain-assoc-get 'header:composerId props (if songId (songinfo-from songId "composer") #f)))
            (poet-and-composer-same (equal? poetId composerId)))
       (let ((infotext (chain-assoc-get 'header:infotext props (chain-assoc-get 'header:songinfo props #f)))
-            (poet-maybe-with-composer (chain-assoc-get 'header:poet props (if poetId (if poet-and-composer-same (format-poet-and-composer poetId) (format-poet poetId)) #f)))
-            (composer (chain-assoc-get 'header:composer props (if (and composerId (not poet-and-composer-same)) (format-composer composerId) #f)))
+            (poet-maybe-with-composer (chain-assoc-get 'header:poet props (if poetId (if poet-and-composer-same (format-poet-and-composer poetId) (format-poet poetId)) (car poet-and-composers))))
+            (composer (chain-assoc-get 'header:composer props (if (and composerId (not poet-and-composer-same)) (format-composer composerId) (cadr poet-and-composers))))
             (copyright (chain-assoc-get 'header:copyright props #f))
             (translation (chain-assoc-get 'header:translation props #f))
             (pronunciation (chain-assoc-get 'header:pronunciation props #f))
-            (year_text (chain-assoc-get 'header:year_text props #f))
-            (year_melody (chain-assoc-get 'header:year_melody props #f)))
+            (year_text (if (string? (car poet-and-composers)) #f (chain-assoc-get 'header:year_text props #f)))
+            (year_melody (if (string? (car poet-and-composers)) #f (chain-assoc-get 'header:year_melody props #f))))
             (markup
               #:override (cons 'songinfo:poet-maybe-with-composer
                 (if (and poet-maybe-with-composer (not (and (string? poet-maybe-with-composer) (string-null? poet-maybe-with-composer)))) poet-maybe-with-composer #f))
@@ -78,7 +203,7 @@
 #(define-markup-command (fractional-line-width layout props arg)(markup?)
   (interpret-markup layout props
     (make-override-markup
-      `(line-width . ,(* (chain-assoc-get 'header:songinfo-size-factor props 0.9) (ly:output-def-lookup layout 'line-width)))
+      `(line-width . ,(* (chain-assoc-get 'header:songinfo-size-factor props songInfoLineWidthFraction) (ly:output-def-lookup layout 'line-width)))
       arg)))
 
 \paper {

inline_score.ly

@@ -4,5 +4,5 @@ inline-score =
 #(define-music-function (music) (ly:music?)
    (set! INLINESCOREMUSIC #{ \INLINESCOREMUSIC #music #})
     #{
-      \transposable #music
+      \transposable #TRANSPOSITION #music
     #})

standalone_output.ly

@@ -1,7 +1,7 @@
 % set the speed of the midi music
 #(define midiQuarterNoteSpeed (if (defined? 'midiQuarterNoteSpeed) midiQuarterNoteSpeed 90))
 
-MUSIC = { \transposable \MUSIC }
+MUSIC = { \transposable #TRANSPOSITION \MUSIC }
 
 verselayout = \layout {
   \LAYOUT
@@ -10,7 +10,13 @@ verselayout = \layout {
     \override ChordName.font-size = \songTextChordFontSize
   }
 }
-TEXT = \markuplist { \override #`(verselayout . verselayout) \TEXT }
+TEXT = \markuplist {
+  \override #`(transposition . ,TRANSPOSITION)
+  \override #`(verselayout . ,verselayout)
+  \override #`(verse-chords . ,#{ \chords { \verseChords } #})
+  \override #`(verse-reference-voice . ,#{ \global \firstVoice  #})
+  \TEXT
+}
 
 % nur Output wenn noStandaloneOutput auf false steht
 output = #(if (not noStandaloneOutput)

title_with_category_images.ly

@@ -4,7 +4,7 @@
 \markup {
   \override #'(baseline-skip . 3.5)
   \center-column {
-    \override #`(font-name . ,songTitleFont) { \fontsize #6 \fromproperty #'header:title }
+    \override #`(font-name . ,songTitleFont) { \fontsize #songTitleSize \fromproperty #'header:title }
     \large \bold \fromproperty #'header:subtitle
     \smaller \bold \fromproperty #'header:subsubtitle
   }

toc_include.ly

@@ -167,11 +167,11 @@
                (reverse (map (lambda (m)
                                (make-size-box-to-box-markup #f #t m target-size-markup))
                           (cons
-                           (make-fill-with-pattern-markup 1 RIGHT "." (car revlist) page)
+                           (make-with-link-symbol-ref-markup 'index:label (make-fill-with-pattern-markup 1 RIGHT "." (car revlist) page))
                            (cdr revlist)))))))))
 
 \paper {
-  indexItemMarkup = \markup \with-link-symbol-ref #'index:label {
+  indexItemMarkup = \markup {
     \index-item-with-pattern
   }
   indexSectionMarkup = \markup \override #'(baseline-skip . 1.5) \left-column {

transposition.ly

@@ -1,13 +1,22 @@
-TRANSPOSITION = ##f
+TRANSPOSITION = #(cons #f #f)
 
 transposeGlobal =
 #(define-void-function (from to) (ly:pitch? ly:pitch?)
    (set! TRANSPOSITION (cons from to)))
 
 transposable =
-#(define-music-function (music) (ly:music?)
-  (if TRANSPOSITION
+#(define-music-function (fromto music) (pair? ly:music?)
+  (if (car fromto)
     #{
-      \transpose #(car TRANSPOSITION) #(cdr TRANSPOSITION) #music
+      \transpose #(car fromto) #(cdr fromto) #music
     #}
     music))
+
+% Akkorde in Strophen transponieren
+#(define-markup-list-command (transpose layout props from to markuplist)
+  (markup? markup? markup-list?)
+
+  (define (markup->pitch m)
+    (ly:assoc-get (string->symbol (markup->string m)) pitchnames))
+
+  (interpret-markup-list layout (prepend-alist-chain 'transposition (cons (markup->pitch from) (markup->pitch to)) props) markuplist))

verses_with_chords.ly

@@ -52,11 +52,6 @@
      ((center) (make-size-box-to-box-markup use-x use-y abox bbox))
      ((left) (make-size-box-to-box-left-aligned-markup use-x use-y abox bbox)))))
 
-% Akkorde in Strophen transponieren
-#(define-markup-list-command (transpose layout props from to markuplist)
-  (markup? markup? markup-list?)
-  (interpret-markup-list layout (prepend-alist-chain 'transposition (cons from to) props) markuplist))
-
 #(define-markup-command (chord-alignment-style-dependent layout props chord-with-text) (markup?)
    (interpret-markup layout props
    (case songTextChordAlignment
@@ -114,25 +109,39 @@
           (make-custom-linebreaks
             (cdr break-words)
             (ly:regex-replace
-              (ly:make-regex (string-append "(" (ly:regex-replace (ly:make-regex "(.)") (car break-words) "(?:\\(?" 1 "| *,[^,)]+\\)" 1 ")") "(?: *,[^,)]+\\))?)(.*)$"))
+              (ly:make-regex
+                (string-append
+                  "("
+                  (string-concatenate
+                    (map
+                      (lambda (character)
+                        (let ((escaped_char (ly:regex-quote (string character))))
+                             (string-append "(?: *,[^,)]+\\)" escaped_char "|\\(?" escaped_char ")")))
+                      (string->list (car break-words))))
+                  "(?: *,[^,)]+\\))?)(.*)$"))
               newtext
               1 "\n" 2))))))
 
+#(use-modules (lily display-lily))
+
 % Kompletten Vers mit Akkorden
 #(define-markup-command (chordverse layout props stanza verse) (string-or-music? string?)
-   #:properties ((intraverse-vspace 0)(custom-verse-breaks '()))
+   #:properties (
+    (intraverse-vspace 0)
+    (custom-verse-breaks '())
+    (transposition (cons #f #f))
+    (verselayout generalLayout)
+    )
    "Vers mit Akkorden"
-   (let* ((fromto (chain-assoc-get 'transposition props #f))
-          (transp (if fromto
-                    (string-append "\\transpose " (car fromto) " " (cdr fromto))
-                    ""))
-          (verselayout (chain-assoc-get 'verselayout props generalLayout)))
+   (let ((transp (if (car transposition)
+                    (string-append "\\transpose " (symbol->string (note-name->lily-string (car transposition))) " " (symbol->string (note-name->lily-string (cdr transposition))))
+                    "")))
    (interpret-markup layout props
      (markup #:override `(baseline-skip . ,(+ intraverse-vspace songTextLineHeigth)) #:anchor-x-between #:stanza stanza
        (make-wrap-newline-markup
                (ly:regex-replace (ly:make-regex "\\(( *)([^,()]*)( *),([^)]*)\\)")
                  (ly:regex-replace (ly:make-regex "(([^ \n]*\\([^()]*,[^()]+\\)[^ \n(]*)+)") (handle-custom-newlines custom-verse-breaks verse) " \\concat { " 1 " } ")
-                "\\textup \\line { \"" 1 "\" " 2 " \"" 3 "\" } \\score { \\transposable " transp " \\chords { s4 " 4 " } \\layout { \\verselayout } }")
+                "\\textup \\line { \"" 1 "\" " 2 " \"" 3 "\" } \\score { " transp " \\chords { s4 " 4 " } \\layout { \\verselayout } }")
                 )
      ))))
 
@@ -148,9 +157,18 @@
 )
 
 #(define-markup-command (verseformat layout props verse) (markup?)
+   #:properties ((verselayout generalLayout))
    "Textformatierung für Strophen"
    (interpret-markup layout props
-       (make-sans-markup (make-fontsize-markup (ly:output-def-lookup layout 'lyric-size) verse))
+     (let* (
+         (layout-scale (ly:output-def-lookup layout 'output-scale 1.0))
+         (verselayout-scale (ly:output-def-lookup verselayout 'output-scale layout-scale))
+         (mag-scale (/ verselayout-scale layout-scale))
+         (lyric-context-props (ly:context-def-lookup (ly:assoc-get 'Lyrics (ly:output-find-context-def verselayout 'Lyrics)) 'property-ops))
+         (lyric-size (caddr (find (lambda (prop) (and (equal? 'push (car prop)) (equal? 'LyricText (cadr prop)) (equal? 'font-size (cadddr prop)))) lyric-context-props)))
+       )
+       (make-magnify-markup mag-scale (make-sans-markup (make-fontsize-markup lyric-size verse)))
+     )
    )
 )
 
@@ -181,4 +199,136 @@
           (map (lambda (column-markups)
               (make-column-markup
                 (add-markup-between-elements #t (make-vspace-markup verse-vspace) column-markups)))
-            column-data)))))))))
+            column-data)))))))))
+
+#(define-markup-command (pad-left layout props amount arg)
+  (number? markup?)
+  (let* ((m (interpret-markup layout props arg))
+         (x (ly:stencil-extent m X))
+         (y (ly:stencil-extent m Y)))
+    (ly:stencil-translate
+      (ly:make-stencil (ly:stencil-expr m)
+                       (cons (- (car x) amount) (cdr x))
+                       y)
+      `(,amount . 0))))
+
+#(define-markup-command (pad-right layout props amount arg)
+  (number? markup?)
+  (let* ((m (interpret-markup layout props arg))
+         (x (ly:stencil-extent m X))
+         (y (ly:stencil-extent m Y)))
+      (ly:make-stencil (ly:stencil-expr m)
+                       (cons (car x) (+ (cdr x) amount))
+                       y)))
+
+#(define-markup-command (score-equal-height layout props reference-height lines)
+  (number? markup-list?)
+  #:category music
+  #:properties ((baseline-skip))
+    (stack-stencils Y DOWN baseline-skip
+      (map
+        (lambda (line) (ly:make-stencil (ly:stencil-expr line) (ly:stencil-extent line X) `(,(/ reference-height -2.0) . ,(/ reference-height 2.0))))
+        (interpret-markup-list layout props lines))))
+
+#(define-public (custom-lyric-text::print grob)
+  "Allow interpretation of tildes as lyric tieing marks."
+  ;; See also similar code in Lyric_performer.
+  (let ((text (ly:grob-property grob 'text)))
+
+    (grob-interpret-markup grob (if (string? text)
+                                    (make-pad-right-markup -0.1 (make-tied-lyric-markup text))
+                                    text))))
+
+#(define-markup-command (chordlyrics layout props lyrics) (ly:music?)
+   #:properties ((verse-chords #{#})
+                 (verse-reference-voice #{#})
+                 (verse-break-voice #{#})
+                 (verse-line-height songTextLineHeigth)
+                 (verse-text-chord-distance songTextChordDistance)
+                 (intraverse-vspace 0)
+                 (transposition (cons #f #f))
+                 (verselayout generalLayout))
+  "Vers mit Akkorden"
+  (interpret-markup layout props
+    #{
+      \markup {
+        \override #`(baseline-skip . ,intraverse-vspace)
+        \score-equal-height #verse-line-height \score-lines {
+          \transposable #transposition
+          <<
+            \new Devnull { #verse-break-voice }
+            \new NullVoice = "dummyvoice" { #verse-reference-voice }
+            #(music-clone verse-chords)
+            \new Lyrics \lyricsto "dummyvoice" { #lyrics }
+          >>
+          \layout {
+            \verselayout
+            ragged-right = ##t
+            \context {
+              \Lyrics
+              \override VerticalAxisGroup.nonstaff-relatedstaff-spacing.basic-distance = #verse-text-chord-distance
+              \override LyricText.parent-alignment-X = #LEFT
+              \override LyricText.self-alignment-X = #LEFT
+              \override LyricText.word-space = 0.8
+              \override LyricSpace.minimum-distance = 0.8
+              \override LyricText.stencil = #custom-lyric-text::print
+            }
+            \context {
+              \ChordNames
+              \override VerticalAxisGroup.staff-affinity = ##f
+              \override ChordName.extra-spacing-width = #'(-0.1 . 0.1)
+            }
+            \context {
+              \Score
+              \override PaperColumn.keep-inside-line = ##f
+             % \override SpacingSpanner.strict-note-spacing = ##t
+              \override SpacingSpanner.uniform-stretching = ##t
+              \override SpacingSpanner.spacing-increment = 0
+              \remove Bar_number_engraver
+              \remove Mark_engraver
+              \remove Volta_engraver
+              \remove Parenthesis_engraver
+            }
+            \context {
+              \Staff
+              \remove Staff_symbol_engraver
+              \remove Clef_engraver
+              \remove Time_signature_engraver
+              \remove Bar_engraver
+              \remove Separating_line_group_engraver
+              \omit KeySignature
+              \omit KeyCancellation
+            }
+            \context {
+              \Voice
+              \remove Stem_engraver
+              \remove Rest_engraver
+              \remove Multi_measure_rest_engraver
+              \remove Phrasing_slur_engraver
+              \remove Slur_engraver
+              \remove Tie_engraver
+              \remove Dynamic_engraver
+              \remove Note_heads_engraver
+            }
+            \context {
+              \NullVoice
+              \consists Rest_engraver
+              \omit Rest
+             % \undo \omit NoteHead
+             % \hide NoteHead
+            }
+          }
+        }
+      }
+    #}
+  )
+)
+
+#(define-markup-command (nochordlyrics layout props lyrics) (ly:music?)
+    "Vers ohne Akkorde"
+  (interpret-markup layout props
+    (markup
+      #:override `(verse-chords . ,#{#})
+      #:override `(verse-line-height . ,(- songTextLineHeigth 2))
+      #:chordlyrics lyrics))
+)