Changing properties for individual grobs - Revision history

Lemzwerg at 05:22, 12 January 2026

2026-01-12T05:22:56Z

← Older revision		Revision as of 05:22, 12 January 2026
Line 3:		Line 3:
	In the example below, function <code>mc-squared</code> is executed for all <code>NoteHead</code> grobs (within the current <code>Voice</code> context) at the current time step; the function modifies the grob's <code>stencil</code>, using the <code>staff-position</code> property to replace some pitches with markup.		In the example below, function <code>mc-squared</code> is executed for all <code>NoteHead</code> grobs (within the current <code>Voice</code> context) at the current time step; the function modifies the grob's <code>stencil</code>, using the <code>staff-position</code> property to replace some pitches with markup.

	See the [~~https://lilypond.org/doc/v2.24/Documentation~~/extending/running-a-function-on-all-layout-objects ‘Extending’ manual] for more information.		See the [{{LILYSTABLEDOC}}/extending/running-a-function-on-all-layout-objects ‘Extending’ manual] for more information.

	<lilypond version="2.24">		<lilypond version="2.24">

Lemzwerg: extend documentation

2025-12-26T17:46:13Z

extend documentation

← Older revision		Revision as of 17:46, 26 December 2025
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	The <code>\applyOutput</code> command allows the tuning of any layout object, in any context. It requires a Scheme function with three arguments.		The <code>\applyOutput</code> command allows the tuning of any layout object, in any context. It requires a Scheme function with three arguments.

			In the example below, function <code>mc-squared</code> is executed for all <code>NoteHead</code> grobs (within the current <code>Voice</code> context) at the current time step; the function modifies the grob's <code>stencil</code>, using the <code>staff-position</code> property to replace some pitches with markup.

			See the [https://lilypond.org/doc/v2.24/Documentation/extending/running-a-function-on-all-layout-objects ‘Extending’ manual] for more information.

	<lilypond version="2.24">		<lilypond version="2.24">
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	grob 'stencil		grob 'stencil
	(grob-interpret-markup grob		(grob-interpret-markup grob
	#{ \markup \lower #0.5		#{ \markup \lower #0.5
	#(case sp		#(case sp
	((-5) "m")		((-5) "m")
	((-3) "c ")		((-3) "c ")
	((-2) #{ \markup \teeny \bold 2 #})		((-2) #{ \markup \teeny \bold 2 #})
	(else "bla")) #}))))		(else "bla")) #}))))

	\relative c' {		\relative c' {
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	</lilypond>		</lilypond>

			[[Category:Really cool]]
	[[Category:Scheme]]		[[Category:Scheme]]
	[[Category:Tweaks and overrides]]		[[Category:Tweaks and overrides]]
	~~[[Category:Scheme]]~~
	~~[[Category:Really cool]]~~
	[[Category:Included in the official documentation]]		[[Category:Included in the official documentation]]
	[[Category:Snippet]]		[[Category:Snippet]]

Lemzwerg: New category

2025-11-21T23:16:51Z

New category

← Older revision		Revision as of 23:16, 21 November 2025
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	[[Category:Scheme]]		[[Category:Scheme]]
	[[Category:Really cool]]		[[Category:Really cool]]
	[[Category:Included in the official documentation]][[Category:Snippet]]		[[Category:Included in the official documentation]]
			[[Category:Snippet]]

Lemzwerg at 22:48, 21 November 2025

2025-11-21T22:48:50Z

← Older revision		Revision as of 22:48, 21 November 2025
Line 25:		Line 25:
	[[Category:Scheme]]		[[Category:Scheme]]
	[[Category:Really cool]]		[[Category:Really cool]]
	[[Category:Included in the official documentation]]		[[Category:Included in the official documentation]][[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

2025-11-16T18:44:42Z

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 18:44, 16 November 2025
Line 1:		Line 1:
	The <code>\applyOutput</code> command allows the tuning of any layout object, in any context. It requires a Scheme function with three arguments.		The <code>\applyOutput</code> command allows the tuning of any layout object, in any context. It requires a Scheme function with three arguments.

	<lilypond version="2.24.0">		<lilypond version="2.24">
	#(define (mc-squared grob grob-origin context)		#(define (mc-squared grob grob-origin context)
	(let ((sp (ly:grob-property grob 'staff-position)))		(let ((sp (ly:grob-property grob 'staff-position)))

Jean Abou Samra: Import snippet from LSR

2025-10-26T22:36:11Z

Import snippet from LSR

New page

The <code>\applyOutput</code> command allows the tuning of any layout object, in any context. It requires a Scheme function with three arguments.

<lilypond version="2.24.0">
#(define (mc-squared grob grob-origin context)
(let ((sp (ly:grob-property grob 'staff-position)))
(ly:grob-set-property!
grob 'stencil
(grob-interpret-markup grob
#{ \markup \lower #0.5
#(case sp
((-5) "m")
((-3) "c ")
((-2) #{ \markup \teeny \bold 2 #})
(else "bla")) #}))))

\relative c' {
<d f g b>2
\applyOutput Voice.NoteHead #mc-squared
<d f g b>2
}
</lilypond>

[[Category:Scheme]]
[[Category:Tweaks and overrides]]
[[Category:Scheme]]
[[Category:Really cool]]
[[Category:Included in the official documentation]]