Autorensystem flexibilisiert

* Remove Metronome mark engraver
* Remove midiQuarterNoteSpeed

private_includes/base/all.ily

@@ -21,8 +21,17 @@
     )))))
     (scm-load "resolve_inherits.scm")
     (scm-load "yaml_parser.scm")))
-#(define AUTHOR_DATA (if (defined? 'AUTHOR_DATA) AUTHOR_DATA (parse-yml-file "../../lilypond-song-includes/data/authors.yml")))
+
-#(define SONG_DATA (if (defined? 'SONG_DATA) SONG_DATA (parse-yml-file "../../lilypond-song-includes/data/songs.yml")))
+#(define (song-includes-data-path filename)
+  (string-join
+    (list
+      (dirname (dirname (dirname (dirname (current-filename)))))
+      "lilypond-song-includes"
+      "data"
+      filename)
+    file-name-separator-string))
+#(define AUTHOR_DATA (if (defined? 'AUTHOR_DATA) AUTHOR_DATA (parse-yml-file (song-includes-data-path "authors.yml"))))
+#(define SONG_DATA (if (defined? 'SONG_DATA) SONG_DATA (parse-yml-file (song-includes-data-path "songs.yml"))))
 
 \include "merge_rests_engraver_override.ily"
 \include "basic_format_and_style_settings.ily"

private_includes/base/basic_format_and_style_settings.ily

@@ -29,6 +29,11 @@
     (if (null? stanzanumbers)
         refString
         (ly:format refStringWithNumbers (string-join (map (lambda (stanzanumber) (ly:format "~a" stanzanumber)) stanzanumbers) ", ")))))
+  bridgeMarkupFormatter = #(lambda (layout props stanzanumbers)
+    (interpret-markup layout props
+    (if (null? stanzanumbers)
+        bridgeString
+        (ly:format bridgeStringWithNumbers (string-join (map (lambda (stanzanumber) (ly:format "~a" stanzanumber)) stanzanumbers) ", ")))))
 }
 
 generalLayout = \layout {
@@ -49,6 +54,7 @@ generalLayout = \layout {
   \context {
     \Score
     \remove "Bar_number_engraver"
+    \remove "Metronome_mark_engraver"
     \RemoveEmptyStaves
     \override VerticalAxisGroup.remove-first = ##t
     \overrideTimeSignatureSettings
@@ -78,6 +84,11 @@ generalLayout = \layout {
   }
 }
 
+#(define (customized-layout base-layout)
+   (let
+     ((custom-size (ly:output-def-lookup base-layout 'size #f)))
+     (if custom-size (layout-set-staff-size custom-size))))
+
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 %%% kleine Helferlein:
 
@@ -133,18 +144,23 @@ override-stanza =
 #}
 )
 
+#(define (handle-stanza-numbers context numbers number-formater)
+  (let* ((stanzanumbers (ly:assoc-get 'custom-stanzanumber-override (ly:assoc-get 'details (ly:context-grob-definition context 'StanzaNumber) '()) numbers))
+         (stanza-style (ly:assoc-get 'style (ly:context-grob-definition context 'StanzaNumber)))
+         (roman-format (lambda (stanzanumber) (format #f "~@r" stanzanumber))))
+      (ly:context-set-property! context 'stanza
+        (number-formater
+          (if (eq? stanza-style 'roman)
+              (map roman-format stanzanumbers)
+              stanzanumbers)))))
+
 #(define (stanza . stanzanumbers)
 #{
   \once \override StanzaNumber.details.custom-realstanza = ##t % set this to signal that there is a real stanza and no repeat signs
   \applyContext
   #(lambda (context)
-    (let* ((stanzanumbers-override (ly:assoc-get 'custom-stanzanumber-override (ly:assoc-get 'details (ly:context-grob-definition context 'StanzaNumber) '()) #f))
+    (handle-stanza-numbers context stanzanumbers
-           (stanza-style (ly:assoc-get 'style (ly:context-grob-definition context 'StanzaNumber)))
+      (lambda (numbers) (string-join (map (lambda (n) (format #f stanzaFormat n)) numbers) ", "))))
-           (stanza-format (lambda (stanzanumber) (format #f (if (eq? stanza-style 'roman) romanStanzaFormat stanzaFormat) stanzanumber))))
-        (ly:context-set-property! context 'stanza
-          (string-join (map stanza-format
-                            (if stanzanumbers-override stanzanumbers-override stanzanumbers))
-                        ", "))))
 #}
 )
 
@@ -152,7 +168,31 @@ ref =
 #(define-music-function (stanzanumbers lyrics) ((number-list? (list)) ly:music?)
 #{ \lyricmode {
     \once \override StanzaNumber.details.custom-realstanza = ##t % set this to signal that there is a real stanza and no repeat signs
-    \set stanza = #(make-on-the-fly-markup (lambda (layout props m) ((ly:output-def-lookup layout 'refMarkupFormatter) layout props stanzanumbers)) (make-null-markup))
+    \applyContext
+    #(lambda (context)
+      (handle-stanza-numbers context stanzanumbers
+        (lambda (numbers)
+          (make-on-the-fly-markup
+            (lambda (layout props m)
+              ((ly:output-def-lookup layout 'refMarkupFormatter) layout props numbers))
+            (make-null-markup)))))
+    #lyrics
+  }
+#}
+)
+
+bridge =
+#(define-music-function (stanzanumbers lyrics) ((number-list? (list)) ly:music?)
+#{ \lyricmode {
+    \once \override StanzaNumber.details.custom-realstanza = ##t % set this to signal that there is a real stanza and no repeat signs
+    \applyContext
+    #(lambda (context)
+      (handle-stanza-numbers context stanzanumbers
+        (lambda (numbers)
+          (make-on-the-fly-markup
+            (lambda (layout props m)
+              ((ly:output-def-lookup layout 'bridgeMarkupFormatter) layout props numbers))
+            (make-null-markup)))))
     #lyrics
   }
 #}

private_includes/base/default_songinfo_style.ily

@@ -2,8 +2,8 @@
   poetPrefix = "Worte:"
   composerPrefix = "Weise:"
   compositionPrefix = "Satz:"
-  adaptionTextPrefix = "Bearbeitung Text:"
+  adaptionTextPrefix = "Bearbeitung:"
-  adaptionMusicPrefix = "Bearbeitung Musik:"
+  adaptionMusicPrefix = "Bearbeitung:"
   poetAndComposerEqualPrefix = "Worte und Weise:"
   voicePrefix = "Stimme:"
   versePrefix = "Strophe:"
@@ -12,6 +12,7 @@
   pronunciationPrefix = "Aussprache:"
   interludePrefix = "Zwischenspiel:"
   bridgePrefix = "Bridge:"
+  author-joiner = #(lambda (author-list) (string-join author-list ", "))
 
   authorFormat =
     #(lambda (noDetails name trail_name birth_year death_year organization)
@@ -31,6 +32,105 @@
               ""
           )))
 
+  authorContributionFormat =
+    #(lambda* (render-contribution-group render-partial-contribution-group #:key
+        (poetIds '())
+        (translatorIds '())
+        (versePoetData '())
+        (composerIds '())
+        (verseComposerData '())
+        (voiceComposerData '())
+        (compositionIds '())
+        (adaptionTextIds '())
+        (adaptionMusicIds '())
+        (bridgeIds '())
+        (interludeIds '())
+        (year_text #f)
+        (year_translation #f)
+        (year_melody #f)
+        (year_composition #f)
+        (year_adaption_text #f)
+        (year_adaption_music #f)
+        (poetAndComposerEqualPrefix "")
+        (poetPrefix "")
+        (composerPrefix "")
+        (translationPrefix "")
+        (pronunciationPrefix "")
+        (compositionPrefix "")
+        (adaptionTextPrefix "")
+        (adaptionMusicPrefix "")
+        (bridgePrefix "")
+        (interludePrefix ""))
+      (if (and
+            (equal? poetIds composerIds)
+            (null? translatorIds)
+            (null? versePoetData)
+            (null? verseComposerData)
+            (null? voiceComposerData)
+            (null? compositionIds)
+            (null? adaptionTextIds)
+            (null? adaptionMusicIds)
+            (null? bridgeIds)
+            (null? interludeIds))
+        (list
+          (join-present (list
+            (render-contribution-group 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
+              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 adaptionTextPrefix adaptionTextIds)
+                  year_adaption_text
+                ) ", ")
+                (join-present (list
+                  (render-contribution-group translationAuthorPrefix translatorIds)
+                  year_translation
+                ) ", ")
+              ) "; ")
+            ))
+          (if (and
+                (null? composerIds)
+                (null? compositionIds)
+                (null? adaptionMusicIds)
+                (null? verseComposerData)
+                (null? voiceComposerData)
+                (null? bridgeIds)
+                (null? interludeIds)) #f
+            (string-append
+              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 compositionPrefix compositionIds)
+                  year_composition
+                ) ", ")
+                (join-present (list
+                  (render-contribution-group adaptionMusicPrefix adaptionMusicIds)
+                  year_adaption_music
+                ) ", ")
+                (render-contribution-group bridgePrefix bridgeIds)
+                (render-contribution-group interludePrefix interludeIds)
+              ) "; ")
+            )))))
+
+
   songinfoMarkup =
     #(make-on-the-fly-markup
       (lambda (layout props m)
@@ -45,13 +145,15 @@
               (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))
+              (concat-markupped-strings (lambda (text)
+                (ly:regex-replace (ly:make-regex "(\\S+)(\\\\\\w+(?:\\s+\\[^\\{\\s]*|\\s*\\{[^\\}]*\\}))(\\S*)") text "\\concat {" 1 "\\line {" 2 "}" 3 "}")))
               (string-with-paragraphs->markuplist (lambda (prefix text)
                 (if text
                   (apply append
                     (map
                       (lambda (paragraph)
                         (make-wordwrap-internal-markup-list #t
-                          #{ \markuplist { $(ly:parser-include-string paragraph) } #}))
+                          #{ \markuplist { $(ly:parser-include-string (concat-markupped-strings paragraph)) } #}))
                       (ly:regex-split (ly:make-regex "\r?\n[ \t\r\n]*\n[ \t\r\n]*") (string-append prefix text))))
                   '())))
               (poet-and-composer-markup-list

private_includes/base/default_style.ily

@@ -16,9 +16,10 @@ songTocColumns = 3
 globalSize = 15
 lyricSize = 1.6
 stanzaFormat = "~a."
-romanStanzaFormat = "~@r."
 refString = "Ref.:"
 refStringWithNumbers = "Ref. ~a:"
+bridgeString = "Bridge:"
+bridgeStringWithNumbers = "Bridge ~a:"
 % hübsche Wiederholungszeichen für den Liedtext
 repStart = "𝄆"
 repStop = "𝄇"

private_includes/base/footer_with_songinfo.ily

@@ -30,6 +30,9 @@
       (lambda (a b) (< (cadr a) (cadr b))))
     (list)))
 
+#(define (join-present items joiner)
+  (string-join (filter (lambda (item) (and (string? item) (not (string-null? (string-trim-both item))))) items) joiner))
+
 #(define-markup-command (print-songinfo layout props) ()
   (define (songinfo-from songId key)
     (let ((song (if (defined? 'SONG_DATA) (assoc-ref SONG_DATA songId) #f)))
@@ -74,11 +77,7 @@
   (define (render-contribution-group contributionPrefix authorIds)
     (if (null? authorIds)
       ""
-      (string-append contributionPrefix " " (string-join (format-authors authorIds) ", ")))
+      (string-append contributionPrefix " " ((ly:output-def-lookup layout 'author-joiner) (format-authors authorIds))))
-  )
-
-  (define (join-present items joiner)
-    (string-join (filter (lambda (item) (and (string? item) (not (string-null? (string-trim-both item))))) items) joiner)
   )
 
   (define (render-partial-contribution-group prefixLookup authorData)
@@ -94,93 +93,37 @@
 
   (define (poet-and-composer-from-authors authors)
     (if authors
-      (let (
+      ((ly:output-def-lookup layout 'authorContributionFormat)
-            (poetIds (find-author-ids-by 'text authors))
+        render-contribution-group
-            (translatorIds (find-author-ids-by 'translation authors))
+        render-partial-contribution-group
-            (versePoetData (find-author-id-with-part-numbers 'verse authors))
+        #:poetIds (find-author-ids-by 'text authors)
-            (composerIds (find-author-ids-by 'melody authors))
+        #:translatorIds (find-author-ids-by 'translation authors)
-            (verseComposerData (find-author-id-with-part-numbers 'meloverse authors))
+        #:versePoetData (find-author-id-with-part-numbers 'verse authors)
-            (voiceComposerData (find-author-id-with-part-numbers 'voice authors))
+        #:composerIds (find-author-ids-by 'melody authors)
-            (compositionIds (find-author-ids-by 'composition authors))
+        #:verseComposerData (find-author-id-with-part-numbers 'meloverse authors)
-            (adaptionTextIds (find-author-ids-by 'adaption_text authors))
+        #:voiceComposerData (find-author-id-with-part-numbers 'voice authors)
-            (adaptionMusicIds (find-author-ids-by 'adaption_music authors))
+        #:compositionIds (find-author-ids-by 'composition authors)
-            (bridgeIds (find-author-ids-by 'bridge authors))
+        #:adaptionTextIds (find-author-ids-by 'adaption_text authors)
-            (interludeIds (find-author-ids-by 'interlude authors))
+        #:adaptionMusicIds (find-author-ids-by 'adaption_music authors)
-            (year_text (chain-assoc-get 'header:year_text props #f))
+        #:bridgeIds (find-author-ids-by 'bridge authors)
-            (year_translation (chain-assoc-get 'header:year_translation props #f))
+        #:interludeIds (find-author-ids-by 'interlude authors)
-            (year_melody (chain-assoc-get 'header:year_melody props #f))
+        #:year_text (chain-assoc-get 'header:year_text props #f)
-            (year_composition (chain-assoc-get 'header:year_composition props #f))
+        #:year_translation (chain-assoc-get 'header:year_translation props #f)
-            (year_adaption_text (chain-assoc-get 'header:year_adaption_text props #f))
+        #:year_melody (chain-assoc-get 'header:year_melody props #f)
-            (year_adaption_music (chain-assoc-get 'header:year_adaption_music props #f))
+        #:year_composition (chain-assoc-get 'header:year_composition props #f)
+        #:year_adaption_text (chain-assoc-get 'header:year_adaption_text props #f)
+        #:year_adaption_music (chain-assoc-get 'header:year_adaption_music props #f)
+        #:poetAndComposerEqualPrefix (ly:output-def-lookup layout 'poetAndComposerEqualPrefix)
+        #:poetPrefix (ly:output-def-lookup layout 'poetPrefix)
+        #:composerPrefix (ly:output-def-lookup layout 'composerPrefix)
+        #:translationPrefix (ly:output-def-lookup layout 'translationPrefix)
+        #:pronunciationPrefix (ly:output-def-lookup layout 'pronunciationPrefix)
+        #:compositionPrefix (ly:output-def-lookup layout 'compositionPrefix)
+        #:adaptionTextPrefix (ly:output-def-lookup layout 'adaptionTextPrefix)
+        #:adaptionMusicPrefix (ly:output-def-lookup layout 'adaptionMusicPrefix)
+        #:bridgePrefix (ly:output-def-lookup layout 'bridgePrefix)
+        #:interludePrefix (ly:output-def-lookup layout 'interludePrefix)
       )
-        (if (and
-              (equal? poetIds composerIds)
-              (null? translatorIds)
-              (null? versePoetData)
-              (null? verseComposerData)
-              (null? voiceComposerData)
-              (null? compositionIds)
-              (null? adaptionTextIds)
-              (null? adaptionMusicIds)
-              (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 'translationAuthorPrefix) translatorIds)
-                    year_translation
-                  ) ", ")
-                  (join-present (list
-                    (render-contribution-group (ly:output-def-lookup layout 'adaptionTextPrefix) adaptionTextIds)
-                    year_adaption_text
-                  ) ", ")
-                ) "; ")
-              ))
-            (if (and
-                  (null? composerIds)
-                  (null? compositionIds)
-                  (null? adaptionMusicIds)
-                  (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
-                  ) ", ")
-                  (join-present (list
-                    (render-contribution-group (ly:output-def-lookup layout 'adaptionMusicPrefix) adaptionMusicIds)
-                    year_adaption_music
-                  ) ", ")
-                  (render-contribution-group (ly:output-def-lookup layout 'bridgePrefix) bridgeIds)
-                  (render-contribution-group (ly:output-def-lookup layout 'interludePrefix) interludeIds)
-                ) "; ")
-              )))))
       (list #f #f)
     )
   )

private_includes/base/verses_with_chords.ily

@@ -60,19 +60,20 @@
 
 % Text über Text mittig darstellen
 #(define-markup-command (textup layout props text uptext) (markup? markup?)
+   #:properties ((verselayout generalLayout)
+                 (verse-text-chord-distance songTextChordDistance))
    "Markup über Text mittig darstellen."
-   (let ((verselayout (chain-assoc-get 'verselayout props generalLayout)))
    (interpret-markup layout props
      #{\markup {
        \size-box-to-box-style-dependent ##t ##f
-         \general-align #X #LEFT \override #`(direction . ,UP) \override #'(baseline-skip . 1.0) \dir-column \chord-alignment-style-dependent {
+         \general-align #X #LEFT \override #`(direction . ,UP) \override #'(baseline-skip . 1) \dir-column \chord-alignment-style-dependent {
-           \pad-to-box #'(0 . 0) #'(0 . 2.0) { #text }
+           \pad-to-box #'(0 . 0) #`(0 . ,(- verse-text-chord-distance 0.8)) { #text }
-           \size-box-to-box ##f ##t #uptext \score { \chords { g4:m a } \layout { \verselayout } }
+           \size-box-to-box ##f ##t #uptext \score { \chords { g4:m a } \layout { $verselayout #(customized-layout verselayout) } }
          }
          #text
        }
      #}
-   )))
+   ))
 
 #(define-markup-command (anchor-x-between layout props arga argb)
    (markup? markup?)
@@ -82,16 +83,15 @@
             (ly:stencil-aligned-to m X (- (/ (* la 2) l) 1))
      ))
 
-#(define-markup-command (stanza-raw layout props arg)
+#(define-markup-command (stanza-raw layout props arg) (string-or-music?)
-   (string-or-music?)
+   #:properties ((verselayout generalLayout))
-   (let ((verselayout (chain-assoc-get 'verselayout props generalLayout)))
    (interpret-markup layout props
      (if (and (string? arg) (string-null? arg))
          " "
          #{\markup
-           \score { \new Lyrics { \lyricmode { #(if (ly:music? arg) arg #{ \set stanza = #arg #}) "" } } \layout { \verselayout } }
+           \score { \new Lyrics { \lyricmode { #(if (ly:music? arg) arg #{ \set stanza = #arg #}) "" } } \layout { $verselayout #(customized-layout verselayout) } }
          #}
-     ))))
+     )))
 
 #(define-markup-command (stanza layout props arg)
    (string-or-music?)
@@ -141,7 +141,7 @@
        (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 { " transp " \\chords { s4 " 4 " } \\layout { \\verselayout } }")
+                "\\textup \\line { \"" 1 "\" " 2 " \"" 3 "\" } \\score { " transp " \\chords { s4 " 4 " } \\layout { $verselayout #(customized-layout verselayout) } }")
                 )
      ))))
 
@@ -253,6 +253,100 @@
                                     (make-pad-right-markup -0.1 (make-tied-lyric-markup text))
                                     text))))
 
+Chord_lyrics_spacing_engraver =
+#(lambda (ctx)
+   (let ((last-lyric-syllable #f)
+         (lyric-width-since-last-chord 0)
+         (music-columns-for-last-syllable 0)
+         (last-printed-chord #f)
+         (chord-width-since-last-lyric 0)
+         (lyrics-seen-since-break #f)
+         (have-a-rest #f)
+         (stanza #f)
+         (place-at-right-edge
+          (lambda (grob anchor padding)
+            (let ((anchor-width (interval-length (ly:grob-extent anchor anchor X))))
+              (ly:grob-set-parent! grob X anchor)
+              (ly:grob-set-property! grob 'X-offset (+ padding anchor-width))
+              ))))
+     (make-engraver
+      (listeners
+       ((multi-measure-rest-event engraver event)
+        (set! have-a-rest #t)
+        )
+       ((rest-event engraver event)
+        (set! have-a-rest #t)
+        )
+       ((lyric-event engraver event)
+        (set! have-a-rest #f)
+        (set! music-columns-for-last-syllable 0)
+        )
+       ((break-event engraver event)
+        (set! last-lyric-syllable #f)
+        (set! lyric-width-since-last-chord 0)
+        (set! music-columns-for-last-syllable 0)
+        (set! last-printed-chord #f)
+        (set! chord-width-since-last-lyric 0)
+        (set! lyrics-seen-since-break #f)
+        ))
+      (acknowledgers
+       ((musical-paper-column-interface this-engraver grob source-engraver)
+        (set! music-columns-for-last-syllable (+ 1 music-columns-for-last-syllable))
+        )
+       ((lyric-syllable-interface this-engraver grob source-engraver)
+        (let ((syllable-width (interval-length (ly:grob-extent grob grob X))))
+          (set! lyric-width-since-last-chord (+ lyric-width-since-last-chord syllable-width))
+          )
+        (if (> chord-width-since-last-lyric 0)
+            (if lyrics-seen-since-break
+                (ly:grob-set-property! grob 'extra-spacing-width
+                                       (cons (- chord-width-since-last-lyric) (cdr (ly:grob-property grob 'extra-spacing-width '(0 . 0)))))
+                (if last-printed-chord
+                  (let ((gap-for-starting-rest 2.0))
+                    (if stanza (ly:grob-set-property! stanza 'padding (+ 1 gap-for-starting-rest)))
+                    (ly:grob-set-parent! grob X last-printed-chord)
+                    (ly:grob-set-property! grob 'X-offset gap-for-starting-rest)
+                    )))
+            )
+        (set! last-lyric-syllable grob)
+        (set! chord-width-since-last-lyric 0)
+        (set! lyrics-seen-since-break #t)
+        )
+       ((chord-name-interface this-engraver grob source-engraver)
+        (if (not (and
+                  (boolean? (ly:grob-property grob 'begin-of-line-visible))
+                  (ly:grob-property grob 'begin-of-line-visible)
+                  lyrics-seen-since-break))
+            (let* ((last-printed-chord-width (if last-printed-chord (interval-length (ly:grob-extent last-printed-chord last-printed-chord X)) 0))
+                   (chord-overwidth (- last-printed-chord-width lyric-width-since-last-chord))
+                   (chord-gap 0.5))
+              (if have-a-rest
+                  (let ((chord-width (interval-length (ly:grob-extent grob grob X))))
+                    (if last-lyric-syllable
+                        (if (and last-printed-chord (> chord-overwidth 0))
+                          (place-at-right-edge grob last-printed-chord chord-gap)
+                          (place-at-right-edge grob last-lyric-syllable 0))
+                        (if last-printed-chord
+                            (place-at-right-edge grob last-printed-chord chord-gap)))
+                    (set! chord-width-since-last-lyric (+ chord-width-since-last-lyric chord-width chord-gap))
+                    ))
+              (if (and last-lyric-syllable last-printed-chord (> chord-overwidth 0))
+                      (ly:grob-set-property! last-lyric-syllable 'extra-spacing-width
+                                             (cons (car (ly:grob-property last-lyric-syllable 'extra-spacing-width '(0 . 0))) (+ chord-gap chord-overwidth)))
+                      )
+              (set! lyric-width-since-last-chord (* (if last-lyric-syllable (interval-length (ly:grob-extent last-lyric-syllable last-lyric-syllable X)) 0) (- 1 (/ 1.0 music-columns-for-last-syllable))))
+              (set! last-printed-chord grob)
+              (set! last-lyric-syllable #f)
+              )
+            (ly:grob-set-property! grob 'X-extent '(+inf.0 . -inf.0))
+            )
+        )
+        ((stanza-number-interface this-engraver grob source-engraver)
+          (set! stanza grob)
+          )
+       )
+      )))
+
 #(define-markup-command (chordlyrics layout props lyrics) (ly:music?)
    #:properties ((verse-chords #{#})
                  (verse-reference-voice #{#})
@@ -272,10 +366,8 @@
             \new Lyrics \lyricsto "dummyvoice" { #lyrics }
           >>
           \layout {
-            \verselayout
+            $verselayout
-            #(let
+            #(customized-layout verselayout)
-              ((custom-size (ly:output-def-lookup verselayout 'size #f)))
-              (if custom-size (layout-set-staff-size custom-size)))
             ragged-right = ##t
             \context {
               \Lyrics
@@ -299,6 +391,8 @@
               % \override SpacingSpanner.strict-note-spacing = ##t
               \override SpacingSpanner.uniform-stretching = ##t
               \override SpacingSpanner.spacing-increment = 0
+              % \override SpacingSpanner.packed-spacing = ##t
+              \consists \Chord_lyrics_spacing_engraver
               \remove Bar_number_engraver
               \remove Mark_engraver
               \remove Jump_engraver
@@ -328,14 +422,6 @@
               \remove Note_heads_engraver
               \remove Script_engraver
             }
-            \context {
-              \NullVoice
-              \consists Rest_engraver
-              \omit Rest
-              \undo \omit NoteHead
-              \hide NoteHead
-              \override NoteHead.X-extent = #'(0 . 0)
-            }
           }
         }
       }

private_includes/book/toc_include.ily

@@ -90,7 +90,7 @@
      (for-each (lambda (category)
             (let* ((catsym (string->symbol category))
                    (catlist (hashq-ref category-index-hash catsym
-                              (list (list label 'indexCategoryMarkup `(((rawtext . ,category))))))))
+                              (list (list label 'indexCategoryMarkup `(((combine-with-next . #t) (rawtext . ,category))))))))
               (if (assq catsym category-names)
                 (hashq-set! category-index-hash catsym
                   (cons (list label markup-symbol textoptions) catlist))
@@ -114,7 +114,7 @@
      (for-each (lambda (authorID)
             (let* ((authorsym (string->symbol authorID))
                    (authorlist (hashq-ref author-index-hash authorsym
-                              (list (list label 'indexAuthorMarkup `(((rawtext . ,authorID))))))))
+                              (list (list label 'indexAuthorMarkup `(((combine-with-next . #t) (rawtext . ,authorID))))))))
                 (hashq-set! author-index-hash authorsym
                   (cons (list label markup-symbol textoptions) authorlist))
                 ))
@@ -218,7 +218,7 @@
 }
 
 #(define (prepare-item-markup items layout)
-   (map (lambda (index-item)
+  (define (single-item-markup index-item)
     (let* ((label (car index-item))
            (index-markup (cadr index-item))
            (textoptions (caddr index-item))
@@ -231,7 +231,16 @@
         #:override (cons 'index:alternative alternative)
         #:override (cons 'index:songnumber songnumber)
         (ly:output-def-lookup layout index-markup))))
-       (items)))
+  (if (null? items)
+      items
+      (let* ((index-item (car items))
+             (combine-with-next (chain-assoc-get 'combine-with-next (caddr index-item) #f))
+             (restitems (cdr items))
+             (item-markup (single-item-markup index-item)))
+        (if (and combine-with-next (not (null? restitems)))
+            (cons (make-column-markup (list item-markup (single-item-markup (car restitems)))) (prepare-item-markup (cdr restitems) layout))
+            (cons item-markup (prepare-item-markup restitems layout))))
+      ))
 
 #(define-markup-list-command (index-in-columns-with-title layout props index-type title-markup) (symbol? markup?)
   ( _i "Outputs index alphabetical sorted or in categories" )
@@ -245,7 +254,7 @@
         (make-columnlayout-markup-list songTocColumns 2
           (let ((h (- (ly:output-def-lookup layout 'paper-height) 12)))
             (cons (- h (interval-length (ly:stencil-extent title Y))) h))
-          (prepare-item-markup items layout))))))
+          (prepare-item-markup (items) layout))))))
 
 indexItem =
 #(define-music-function (parser location sorttext text) (string? markup?)
@@ -255,7 +264,7 @@ indexItem =
 indexSection =
 #(define-music-function (parser location sorttext text) (string? markup?)
    "Add a section line to the alphabetical index, using @code{indexSectionMarkup} paper variable markup. This can be used to divide the alphabetical index into different sections, for example one section for each first letter."
-   (add-index-item! 'indexSectionMarkup (prepend-alist-chain 'rawtext text '()) sorttext))
+   (add-index-item! 'indexSectionMarkup (prepend-alist-chain 'combine-with-next #t (prepend-alist-chain 'rawtext text '())) sorttext))
 
 #(define (extract-and-check-vars-from-header bookheader varlist)
   (let* ((headervars (hash-map->list cons (struct-ref (ly:book-header bookheader) 0)))

public_includes/layout_bottom.ily

@@ -1,8 +1,10 @@
-% set the speed of the midi music
-#(define midiQuarterNoteSpeed (if (defined? 'midiQuarterNoteSpeed) midiQuarterNoteSpeed 90))
-
 MUSIC = { \transposable #TRANSPOSITION \MUSIC }
 
+LAYOUT = \layout {
+  \LAYOUT
+  #(customized-layout LAYOUT)
+}
+
 verselayout = \layout {
   \LAYOUT
   \context {
@@ -11,13 +13,6 @@ verselayout = \layout {
   }
 }
 
-LAYOUT = \layout {
-  \LAYOUT
-  #(let
-    ((custom-size (ly:output-def-lookup LAYOUT 'size #f)))
-    (if custom-size (layout-set-staff-size custom-size)))
-}
-
 TEXT = \markuplist {
   \override #`(transposition . ,TRANSPOSITION)
   \override #`(verselayout . ,verselayout)
@@ -70,11 +65,6 @@ TEXT = \markuplist {
     \score {
       \unfoldRepeats { \MUSIC \INLINESCOREMUSIC }
       \midi {
-        \context {
-          \Score
-          % Tempo des midi files
-          tempoWholesPerMinute = #(/ midiQuarterNoteSpeed 4)
-        }
         \context {
           \Staff
           \remove "Staff_performer"