On 2024-04-24 4:05 pm, Walt North wrote:
Thanks, that's close enough to what I wanted. I was originally for
yellow background with back letters... but red (or other bright) font
will suffice.
Here is an (over-engineered and probably bug-ridden) approach:
%%%%
\version "2.25.13"
#(define-markup-command
(highlight layout props arg) (markup?)
#:category other
#:properties ((blot 0.2)
(color yellow)
(padding 0.2))
(let* ((stencil (interpret-markup layout props arg))
(strut (interpret-markup layout props
#{ \markup qxb #}))
(x-extent (ly:stencil-extent stencil X))
(y-extent (interval-union
(ly:stencil-extent stencil Y)
(ly:stencil-extent strut Y)))
(x-extent-wide (interval-widen x-extent padding))
(y-extent-wide (interval-widen y-extent padding)))
(interpret-markup layout props #{
\markup \combine
\with-color #color
\with-dimensions #x-extent #y-extent
\filled-box #x-extent-wide #y-extent-wide #blot
\stencil #stencil
#})))
#(define (highlighter blot color padding)
(grob-transformer 'stencil
(lambda (grob orig)
(grob-interpret-markup grob #{
\markup
\override #`(blot . ,blot)
\override #`(color . ,color)
\override #`(padding . ,padding)
\highlight \stencil #orig
#}))))
\markup {
\pad-around #1
\override #'(blot . 1.5)
\override #`(color . ,(x11-color 'orange))
\override #'(padding . 0.5)
\highlight \line { \bold lorem \italic ipsum }
}
myHighlight = \override LyricText.stencil =
#(highlighter 0.6 (x11-color 'cornflowerblue) 0.1)
\paper { indent = 0 }
{ \repeat unfold 3 { b'4 4 2 } }
\addlyrics {
no high -- light
\myHighlight high --
\tweak font-family #'sans
\tweak font-series #'bold
light -- er
\undo \myHighlight none
\once \myHighlight once
done
}
%%%%
-- Aaron Hill