new engraver for spacing in chordlyrics

all_base_includes.ly

@@ -29,12 +29,14 @@
 \include "swing_style.ly"
 \include "inline_score.ly"
 \include "custom_indentation.ily"
+\include "include_from_song.ily"
 
 % reset important variables
 LAYOUT = \layout { \generalLayout }
 HEADER = {}
 MUSIC = {}
-TEXT = \markuplist {""}
+TEXT = \markuplist {}
+TEXT_PAGES = #f
 
 verseChords = {}
 firstVoice = {}

basic_format_and_style_settings.ly

@@ -225,9 +225,9 @@ cue =
   #{
       \tag #'cues {
         \tweak self-alignment-X #LEFT
-        \mark 
+        \mark
           #(make-on-the-fly-markup
             (lambda (layout props m) (interpret-markup layout (prepend-alist-chain 'cues zahlen props) (ly:output-def-lookup layout 'cueMarkup)))
             (make-null-markup))
       }
-  #})
+  #})

book_include.ly

@@ -114,7 +114,7 @@ width may require additional tweaking.)"
 
 
 includeSong =
-#(define-void-function (parser location textproc filename) ((procedure?) string?)
+#(define-void-function (parser location filename) (string?)
      #{
      \bookOutputName #filename
      #}
@@ -125,7 +125,15 @@ includeSong =
         (acons label additional-page-numbers additional-page-switch-label-list))
       (set! song-list
         (acons (string->symbol filename)
-          (acons 'label label (acons 'header HEADER (acons 'music MUSIC (acons 'layout LAYOUT (acons 'text #{ \markuplist \setsongfilename $filename $(if textproc (textproc TEXT) TEXT) #} '())))))
+          (acons 'label label
+            (acons 'header HEADER
+              (acons 'music MUSIC
+                (acons 'layout LAYOUT
+                  (acons 'text-pages
+                    (map (lambda (text)
+                      #{ \markuplist \setsongfilename $filename $text #})
+                      TEXT_PAGES)
+                    '())))))
           song-list))
     ))
 
@@ -184,14 +192,14 @@ songs =
                 ;(header (assq-ref songvars 'header))
                 (music (assq-ref songvars 'music))
                 (layout (assq-ref songvars 'layout))
-                (text (assq-ref songvars 'text))
+                (text-pages (assq-ref songvars 'text-pages))
                 (label (assq-ref songvars 'label)))
             #{
               \bookpart {
                 $header
                 \headerToTOC #header #label
                 \score { $music \layout { $layout } }
-                $text
+                $(add-text-pages text-pages)
               }
             #}))))))
    (reverse song-list)

chord_settings.ly

@@ -68,6 +68,18 @@ altChord =
       #mainchord
     #}))
 
+% Akkorde werden so transponiert, dass sie passen, wenn man mit Kapo im angegebenen Bund spielt
+capoTranspose =
+#(define-music-function (fret chords) (number? ly:music?)
+  (define semi->pitch
+    (make-semitone->pitch
+      (music-pitches
+        #{ h b a gis g fis f e es d cis c #})))
+  (transpose
+    (ly:pitch-transpose (semi->pitch fret) (ly:make-pitch 0 0))
+    (ly:make-pitch 0 0)
+    chords))
+
 % 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))))

default_songinfo_style.ly

@@ -2,6 +2,7 @@
   poetPrefix = "Worte:"
   composerPrefix = "Weise:"
   compositionPrefix = "Satz:"
+  adaptionPrefix = "Bearbeitung:"
   poetAndComposerEqualPrefix = "Worte und Weise:"
   voicePrefix = "Stimme:"
   versePrefix = "Strophe:"

footer_with_songinfo.ly

@@ -102,14 +102,16 @@
             (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))
+            (adaptionIds (find-author-ids-by 'adaption 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))
+            (year_adaption (chain-assoc-get 'header:year_adaption props #f))
             )
-        (if (and (equal? poetIds composerIds) (null? translatorIds) (null? versePoetData) (null? verseComposerData) (null? voiceComposerData) (null? compositionIds) (null? bridgeIds) (null? interludeIds))
+        (if (and (equal? poetIds composerIds) (null? translatorIds) (null? versePoetData) (null? verseComposerData) (null? voiceComposerData) (null? compositionIds) (null? adaptionIds) (null? bridgeIds) (null? interludeIds))
           (list
             (join-present (list
               (render-contribution-group (ly:output-def-lookup layout 'poetAndComposerEqualPrefix) poetIds)
@@ -133,7 +135,7 @@
                   ) ", ")
                 ) "; ")
               ))
-            (if (and (null? composerIds) (null? compositionIds) (null? verseComposerData) (null? voiceComposerData) (null? bridgeIds) (null? interludeIds)) #f
+            (if (and (null? composerIds) (null? compositionIds) (null? adaptionIds) (null? verseComposerData) (null? voiceComposerData) (null? bridgeIds) (null? interludeIds)) #f
               (string-append
                 (ly:output-def-lookup layout 'composerPrefix)
                 " "
@@ -148,6 +150,10 @@
                     (render-contribution-group (ly:output-def-lookup layout 'compositionPrefix) compositionIds)
                     year_composition
                   ) ", ")
+                  (join-present (list
+                    (render-contribution-group (ly:output-def-lookup layout 'adaptionPrefix) adaptionIds)
+                    year_adaption
+                  ) ", ")
                   (render-contribution-group (ly:output-def-lookup layout 'bridgePrefix) bridgeIds)
                   (render-contribution-group (ly:output-def-lookup layout 'interludePrefix) interludeIds)
                 ) "; ")

include_from_song.ily

@@ -0,0 +1,7 @@
+includeFromSong =
+#(define-void-function (filename) (string?)
+  (let ((noDefaultOutputBackup noDefaultOutput))
+    (set! noDefaultOutput #t)
+    (ly:parser-parse-string (ly:parser-clone)
+      (ly:format "\\include \"~a\"" filename))
+    (set! noDefaultOutput noDefaultOutputBackup)))

standalone_output.ly

@@ -26,6 +26,34 @@ TEXT = \markuplist {
   \TEXT
 }
 
+#(define TEXT_PAGES
+  (map
+    (lambda (text) #{
+      \markuplist {
+        \override #`(transposition . ,TRANSPOSITION)
+        \override #`(verselayout . ,verselayout)
+        \override #`(verse-chords . ,#{ \chords { \verseChords } #})
+        \override #`(verse-reference-voice . ,#{ \global \firstVoice  #})
+        #text
+      }
+    #})
+  (if
+    (and
+      (defined? 'TEXT_PAGES)
+      (pair? TEXT_PAGES))
+    TEXT_PAGES
+    (list TEXT))))
+
+#(define (add-text-pages text-pages)
+  (if (pair? text-pages)
+    (begin
+      (add-score (car text-pages))
+      (for-each
+        (lambda (text)
+          (add-music (pageBreak))
+          (add-score text))
+        (cdr text-pages)))))
+
 #(if (not noStandaloneOutput)
 (begin
   (let ((header (ly:book-header HEADER)) (paper (ly:book-paper HEADER)))
@@ -37,7 +65,7 @@ TEXT = \markuplist {
       \MUSIC
       \layout { \LAYOUT }
     }#})
-  (add-score TEXT)
+  (add-text-pages TEXT_PAGES)
   (add-score #{
     \score {
       \unfoldRepeats { \MUSIC \INLINESCOREMUSIC }

toc_include.ly

@@ -67,13 +67,14 @@
           (ly:string-substitute "…" ""
           (ly:string-substitute "Č" "C"
           (ly:string-substitute "Đ" "D"
+          (ly:string-substitute "Š" "S"
           (ly:string-substitute "Т" "T"
           (ly:string-substitute "Ä" "Ae"
           (ly:string-substitute "ä" "ae"
           (ly:string-substitute "Ö" "O"
           (ly:string-substitute "ö" "oe"
           (ly:string-substitute "Ü" "U"
-          (ly:string-substitute "ü" "ue" sorttext))))))))))))
+          (ly:string-substitute "ü" "ue" sorttext)))))))))))))
         index-item-list))
        (make-music 'EventChord
          'page-marker #t
@@ -279,10 +280,11 @@ headerToTOC = #(define-music-function (parser location header label) (ly:book? s
             (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))
+            (adaptionIds (find-author-ids-by 'adaption authors))
             (bridgeIds (find-author-ids-by 'bridge authors))
             (interludeIds (find-author-ids-by 'interlude authors)))
         (delete-duplicates
-          (append poetIds translatorIds (map car versePoetData) composerIds (map car verseComposerData) (map car voiceComposerData) compositionIds bridgeIds interludeIds))
+          (append poetIds translatorIds (map car versePoetData) composerIds (map car verseComposerData) (map car voiceComposerData) compositionIds adaptionIds bridgeIds interludeIds))
     ))
     (let*
       (
@@ -358,7 +360,7 @@ headerToTOC = #(define-music-function (parser location header label) (ly:book? s
                    (songvars (cdr song))
                    (page-number (number->string (assoc-get (assq-ref songvars 'label) labelPageTable)))
                    (extractedheadervars (extract-and-check-vars-from-header (assq-ref songvars 'header)
-                      '(title starttext alttitle categorytitle categories authors year_text year_melody year_translation year_composition infotext translation pronunciation copyright source)))
+                      '(title starttext alttitle categorytitle categories authors year_text year_melody year_translation year_composition year_adaption infotext translation pronunciation copyright source)))
                    (headervar-or-empty (lambda (varsym)
                      (let ((extracted (assq-ref extractedheadervars varsym)))
                        (if extracted extracted ""))))
@@ -370,6 +372,7 @@ headerToTOC = #(define-music-function (parser location header label) (ly:book? s
                    (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))
+                   (adaptionIds (find-author-ids-by 'adaption authors))
                    (bridgeIds (find-author-ids-by 'bridge authors))
                    (interludeIds (find-author-ids-by 'interlude authors)))
               (map csv-escape
@@ -387,11 +390,12 @@ headerToTOC = #(define-music-function (parser location header label) (ly:book? s
                   (headervar-or-empty 'categories)
                   (format-authors (append poetIds (map car versePoetData)))
                   (format-authors translatorIds)
-                  (format-authors (append composerIds compositionIds bridgeIds interludeIds (map car voiceComposerData) (map car verseComposerData)))
+                  (format-authors (append composerIds compositionIds adaptionIds bridgeIds interludeIds (map car voiceComposerData) (map car verseComposerData)))
                   (headervar-or-empty 'year_text)
                   (headervar-or-empty 'year_melody)
                   (headervar-or-empty 'year_translation)
                   (headervar-or-empty 'year_composition)
+                  (headervar-or-empty 'year_adaption)
                   (headervar-or-empty 'copyright)
                   (headervar-or-empty 'source)
                   (format-info-paragraphs (headervar-or-empty 'infotext))
@@ -416,6 +420,7 @@ headerToTOC = #(define-music-function (parser location header label) (ly:book? s
         "year_melody"
         "year_translation"
         "year_composition"
+        "year_adaption"
         "copyright"
         "source"
         "infotext"

verses_with_chords.ly

@@ -221,14 +221,28 @@
                        (cons (car x) (+ (cdr x) amount))
                        y)))
 
-#(define-markup-command (score-equal-height layout props reference-height lines)
-  (number? markup-list?)
+#(define-markup-command (score-equal-height-with-indents layout props lines)
+  (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))))
+  #:properties ((intraverse-vspace 0)
+                (verse-line-height songTextLineHeigth)
+                (line-indents '()))
+    (let ((indents-max-index (- (length line-indents) 1)))
+      (stack-stencils Y DOWN intraverse-vspace
+        (index-map
+          (lambda (index line)
+            (let ((stil
+                    (ly:make-stencil
+                      (ly:stencil-expr line)
+                      (ly:stencil-extent line X)
+                      `(,(/ verse-line-height -2.0) . ,(/ verse-line-height 2.0)))))
+              (if (<= index indents-max-index)
+                (ly:stencil-translate-axis
+                  stil
+                  (list-ref line-indents index)
+                  X)
+                stil)))
+          (interpret-markup-list layout props lines)))))
 
 #(define-public (custom-lyric-text::print grob)
   "Allow interpretation of tildes as lyric tieing marks."
@@ -239,24 +253,128 @@
                                     (make-pad-right-markup -0.1 (make-tied-lyric-markup text))
                                     text))))
 
+Chord_lyrics_spacing_engraver =
+#(lambda (ctx)
+   (let ((last-note-head #f)
+         (note-head-extended #f)
+         (last-lyric-syllable-width 0)
+         (lyric-width-since-last-chord 0)
+         (notes-on-syllable-count 0)
+         (last-chord-name #f)
+         (remaining-chord-width 0)
+         (last-rest #f)
+         (rest-count 0)
+         (multi-measure-rest-count 0)
+         (stanza-shift 0))
+     (make-engraver
+      (listeners
+       ((multi-measure-rest-event engraver event)
+        (set! multi-measure-rest-count (+ multi-measure-rest-count 1))
+        )
+       ((break-event engraver event)
+        (set! last-note-head #f)
+        (set! note-head-extended #f)
+        (set! last-lyric-syllable-width 0)
+        (set! lyric-width-since-last-chord 0)
+        (set! notes-on-syllable-count 0)
+        (set! last-chord-name #f)
+        (set! remaining-chord-width 0)
+        (set! last-rest #f)
+        (set! rest-count 0)
+        (set! multi-measure-rest-count 0)
+        (set! stanza-shift 0)
+        ))
+      (acknowledgers
+       ((note-head-interface this-engraver grob source-engraver)
+        (if (and (> rest-count 0) (not last-note-head))
+            (let ((rest-spacing-on-line-start 1.2))
+              (ly:grob-set-property! grob 'minimum-X-extent (cons (- rest-spacing-on-line-start) 0))
+              (set! stanza-shift rest-spacing-on-line-start)
+              ))
+        (set! notes-on-syllable-count (+ 1 notes-on-syllable-count))
+        (set! last-note-head grob)
+        (set! note-head-extended #f)
+        (set! last-rest #f)
+        (set! rest-count 0)
+        (set! multi-measure-rest-count 0)
+        )
+       ((lyric-syllable-interface this-engraver grob source-engraver)
+        (set! remaining-chord-width (max 0 (- remaining-chord-width lyric-width-since-last-chord)))
+        (set! last-lyric-syllable-width (- (cdr (ly:grob-extent grob grob X)) 0.2))
+        (set! lyric-width-since-last-chord (+ lyric-width-since-last-chord last-lyric-syllable-width))
+        (if last-note-head (set! notes-on-syllable-count 1))
+        )
+       ((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)))
+            (let ((on-a-rest (> rest-count 0)))
+              (if (not on-a-rest)
+                  (set! notes-on-syllable-count (- notes-on-syllable-count 1)))
+              (if (and last-chord-name (= multi-measure-rest-count 1) (> lyric-width-since-last-chord remaining-chord-width))
+                  (ly:grob-set-property! last-chord-name 'extra-spacing-width (cons -0.1 (+ 0.1 (- lyric-width-since-last-chord remaining-chord-width)))))
+              (if last-note-head
+                  (let* ((last-note-min-x-extent (ly:grob-property last-note-head 'minimum-X-extent))
+                         (last-note-min-x-lower (if (pair? last-note-min-x-extent) (car last-note-min-x-extent) 0))
+                         (last-note-min-x-upper (if (pair? last-note-min-x-extent) (cdr last-note-min-x-extent) 0)))
+                    (if on-a-rest
+                        (begin
+                         (if (not note-head-extended)
+                             (begin
+                              (ly:grob-set-property! last-note-head 'minimum-X-extent
+                                                     (cons last-note-min-x-lower (- last-lyric-syllable-width -2 (* 2.2 rest-count))))
+                              (set! note-head-extended #t)
+                              ))
+                         (ly:grob-set-property! last-rest 'minimum-X-extent (cons 0 2))
+                         )
+                        (if (and (> lyric-width-since-last-chord 0)
+                                 (> remaining-chord-width lyric-width-since-last-chord))
+                            (ly:grob-set-property! last-note-head 'minimum-X-extent
+                                                   (cons (- -1.2 (- remaining-chord-width lyric-width-since-last-chord)) last-note-min-x-upper))
+                            (let* ((width-per-note-head 0.5)
+                                   (note-width-since-last-chord (* width-per-note-head notes-on-syllable-count)))
+                              (if (> remaining-chord-width note-width-since-last-chord)
+                                  (ly:grob-set-property! last-note-head 'minimum-X-extent
+                                                         (cons (- note-width-since-last-chord remaining-chord-width) last-note-min-x-upper))
+                                  )
+                              )
+                            )
+                        )))
+              (set! last-chord-name grob)
+              (set! remaining-chord-width
+                    (if (and on-a-rest (equal? (ly:prob-property (ly:grob-property grob 'cause) 'duration) (ly:prob-property (ly:grob-property last-rest 'cause) 'duration)))
+                        0
+                        (cdr (ly:grob-extent grob grob X))))
+              (set! lyric-width-since-last-chord 0)
+              (set! notes-on-syllable-count (if on-a-rest 0 1))
+              ))
+        )
+       ((rest-interface this-engraver grob source-engraver)
+        (set! rest-count (+ 1 rest-count))
+        (set! last-rest grob)
+        (set! multi-measure-rest-count 0)
+        )
+       ((stanza-number-interface this-engraver grob source-engraver)
+        (ly:grob-set-property! grob 'padding (+ 1 stanza-shift)))
+       ))))
+
+%#(ly:set-option 'debug-skylines #t)
+
 #(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 {
+        \score-equal-height-with-indents \score-lines {
           <<
-            \new Devnull { #verse-break-voice }
-            \new NullVoice = "dummyvoice" { #verse-reference-voice }
+            \new Devnull { #(music-clone verse-break-voice) }
+            \new NullVoice = "dummyvoice" { #(music-clone verse-reference-voice) }
             \transposable #transposition #(music-clone verse-chords)
             \new Lyrics \lyricsto "dummyvoice" { #lyrics }
           >>
@@ -287,11 +405,14 @@
              % \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
               \remove Volta_engraver
               \remove Parenthesis_engraver
+              \remove Metronome_mark_engraver
             }
             \context {
               \Staff
@@ -318,8 +439,10 @@
               \NullVoice
               \consists Rest_engraver
               \omit Rest
-             % \undo \omit NoteHead
-             % \hide NoteHead
+              \override Rest.X-extent = #'(0 . 0)
+              \undo \omit NoteHead
+              \hide NoteHead
+              \override NoteHead.X-extent = #'(0 . 0.5)
             }
           }
         }