### 2.2.88 Piano_pedal_align_engraver

Align piano pedal symbols and brackets.

Properties (read)

> `currentCommandColumn` (graphical (layout) object)

>   Grob that is X-parent to all current breakable (clef, key signature, etc.) items.

This engraver creates the following layout object(s):

SostenutoPedalLineSpanner, SustainPedalLineSpanner and UnaCordaPedalLineSpanner.

`Piano_pedal_align_engraver` is part of the following context(s): DrumStaff, GregorianTranscriptionStaff, KievanStaff, MensuralStaff, PetrucciStaff, Staff, TabStaff and VaticanaStaff.

#### Internals Reference v2.18.2 (稳定分支).