Dark mode sheet music - Revision history

Lemzwerg: Lemzwerg moved page Dark Mode Sheet Music to Dark mode sheet music without leaving a redirect: Only the first letter of a title should be uppercase

2025-11-24T05:27:39Z

Lemzwerg moved page Dark Mode Sheet Music to Dark mode sheet music without leaving a redirect: Only the first letter of a title should be uppercase

← Older revision	Revision as of 05:27, 24 November 2025
(No difference)

Lemzwerg: New category

2025-11-21T23:29:46Z

New category

← Older revision		Revision as of 23:29, 21 November 2025
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	[[Category:Paper and layout]]		[[Category:Paper and layout]]
	[[Category:Stylesheet]][[Category:Snippet]]		[[Category:Stylesheet]]
			[[Category:Snippet]]

Lemzwerg at 22:51, 21 November 2025

2025-11-21T22:51:30Z

← Older revision		Revision as of 22:51, 21 November 2025
Line 84:		Line 84:

	[[Category:Paper and layout]]		[[Category:Paper and layout]]
	[[Category:Stylesheet]]		[[Category:Stylesheet]][[Category:Snippet]]

Jean Abou Samra: Replace version="2.24.0" with version="2.24" now that the LilyWiki extension supports auto-selecting the latest release in a stable series

2025-11-16T18:47:53Z

Replace version="2.24.0" with version="2.24" now that the LilyWiki extension supports auto-selecting the latest release in a stable series

← Older revision		Revision as of 18:47, 16 November 2025
Line 1:		Line 1:
	For screen projection and displays of all sorts it’s often preferable to leave the background dark or black and show the content in white, in order to obtain better contrast for difficult lighting conditions or to be easier on the eyes. This snippet introduces two paper variables, print-color and background-color, that will be applied to all printed objects and to the background of the page, respectively. Any objects whose color has been manually specified won’t have print-color applied. NB: This implementation is incompatible with whiteout in 2.24.0, and requires explicit overriding of whiteout-color (or the optional color argument to the \whiteout markup command) in recent 2.25 development versions.		For screen projection and displays of all sorts it’s often preferable to leave the background dark or black and show the content in white, in order to obtain better contrast for difficult lighting conditions or to be easier on the eyes. This snippet introduces two paper variables, print-color and background-color, that will be applied to all printed objects and to the background of the page, respectively. Any objects whose color has been manually specified won’t have print-color applied. NB: This implementation is incompatible with whiteout in 2.24.0, and requires explicit overriding of whiteout-color (or the optional color argument to the \whiteout markup command) in recent 2.25 development versions.

	<lilypond version="2.24.0" full>		<lilypond version="2.24" full>
	\version "2.24.0"		\version "2.24.0"
	% Concept and UI by Simon Albrecht		% Concept and UI by Simon Albrecht

Jean Abou Samra: Import snippet from LSR

2025-10-26T22:38:07Z

Import snippet from LSR

New page

For screen projection and displays of all sorts it’s often preferable to leave the background dark or black and show the content in white, in order to obtain better contrast for difficult lighting conditions or to be easier on the eyes. This snippet introduces two paper variables, print-color and background-color, that will be applied to all printed objects and to the background of the page, respectively. Any objects whose color has been manually specified won’t have print-color applied. NB: This implementation is incompatible with whiteout in 2.24.0, and requires explicit overriding of whiteout-color (or the optional color argument to the \whiteout markup command) in recent 2.25 development versions.

<lilypond version="2.24.0" full>
\version "2.24.0"
% Concept and UI by Simon Albrecht
% page-post-process implementation thanks to Thomas Morley:
% https://lists.gnu.org/archive/html/lilypond-user/2025-01/msg00018.html

\paper {
tagline = ##f
background-color = #(x11-color "gray20")
print-color = "ivory"

#(define (page-post-process layout pages)
(let ((print-color (ly:output-def-lookup $defaultpaper 'print-color #f))
(background-color
(ly:output-def-lookup $defaultpaper 'background-color #f)))
(for-each
(lambda (page)
(let ((page-stencil (ly:prob-property page 'stencil)))
(set! (ly:prob-property page 'stencil)
(if (not background-color)
(stencil-with-color page-stencil print-color)
(ly:stencil-add
(stencil-with-color
(make-filled-box-stencil
(ly:stencil-extent page-stencil X)
(ly:stencil-extent page-stencil Y))
background-color)
(stencil-with-color page-stencil print-color))))))
pages)))
}

\header {
title = \markup { Rendering LilyPond files white on black }
subtitle = \markup { for screen and projector use }
}

% this sampling function is quite crude and doesn’t cover custom RBG values
% (except for "grayNN" equivalents)
#(define-markup-command (color-sample layout props clr)
(color?)
(let ((name (if (string? clr)
(string-append "\"" clr "\"")
(string-append "#(x11-color \"gray"
(number->string (inexact->exact (* 100 (car clr))))
"\")"))))
(interpret-markup layout props
#{\markup \line \general-align #Y #-1 \with-color $clr {
\beam #5 #0 #2
\with-dimension-from #Y \typewriter "yl" \typewriter $name
}#})))

\markup \left-column {
\strut
\line { Any objects with unspecified colour are printed according to \typewriter print-color. }
\vspace #.3
\line { Here are samples of pure white along with other colours that may be }
\line { more traditional, more pleasant or easier on the eye: }
\typewriter {
\color-sample "white"
\color-sample "ivory"
\color-sample "antiquewhite"
\color-sample "navajowhite"
}
\vspace #.3
\line { The background color may also be adjusted through the paper variable \typewriter background-color. Ideas: }
\vspace #.3
\combine
\translate #'(-.7 . -10) \with-color #white \filled-box #'(0 . 50) #'(0 . 13) #.7
\left-column {
\color-sample "black"
\color-sample #(x11-color "gray20")
\color-sample "midnightblue"
\color-sample "darkslategray"
}
\vspace #.3
\line { Appendix 7 of the Notation Reference lists available colors. }
\strut
}

{ 1 } \addlyrics { test }
</lilypond>

[[Category:Paper and layout]]
[[Category:Stylesheet]]