input/new/display-bracket-with-only-one-staff-in-a-system.ly

   1 \version "2.12.0"
   2 \header {
   3   lsrtags = "staff-notation,tweaks-and-overrides"
   4   texidoc = "If there is only one staff in one of the staff types
   5 @code{ChoirStaff} or @code{StaffGroup}, the bracket and the starting
   6 bar line will not be displayed as standard behavior.  This can be changed
   7 by overriding the relevant properties.
   8
   9 Note that in contexts such as @code{PianoStaff} and @code{GrandStaff}
  10 where the systems begin with a brace instead of a bracket, another
  11 property has to be set, as shown on the second system in the example.
  12 "
  13   doctitle = "Display bracket with only one staff in a system"
  14 }
  15
  16 \markup \left-column {
  17   \score {
  18     \new StaffGroup <<
  19       % Must be lower than the actual number of staff lines
  20       \override StaffGroup.SystemStartBracket #'collapse-height = #1
  21       \override Score.SystemStartBar #'collapse-height = #1
  22       \new Staff {
  23         c'1
  24       }
  25     >>
  26     \layout { }
  27   }
  28   \score {
  29     \new PianoStaff <<
  30       \override PianoStaff.SystemStartBrace #'collapse-height = #1
  31       \override Score.SystemStartBar #'collapse-height = #1
  32       \new Staff {
  33         c'1
  34       }
  35     >>
  36     \layout { }
  37   }
  38 }