3.2.136 system-interface

This is the top-level object: Each object in a score ultimately has a System object as its X and Y parent.

The system-interface implies the spanner-interface.

User settable properties:

labels (list)

List of labels (symbols) placed on a column.

page-number (number)

Page number on which this system ends up.

rank-on-page (number)

0-based index of the system on a page.

Internal properties:

all-elements (array of grobs)

An array of all grobs in this line. Its function is to protect objects from being garbage collected.

columns (array of grobs)

An array of grobs, typically containing PaperColumn or NoteColumn objects.

footnote-stencil (stencil)

The stencil of a system’s footnotes.

footnotes-after-line-breaking (array of grobs)

Footnote grobs of a broken system.

footnotes-before-line-breaking (array of grobs)

Footnote grobs of a whole system.

in-note-direction (direction)

Direction to place in-notes above a system.

in-note-padding (number)

Padding between in-notes.

in-note-stencil (stencil)

The stencil of a system’s in-notes.

pure-Y-extent (pair of numbers)

The estimated height of a system.

vertical-alignment (graphical (layout) object)

The VerticalAlignment in a System.

This grob interface is added dynamically to grobs of class System.

Internals Reference v2.23.4 (development-branch).