-
- "Grobs can be distinguished in their role in the horizontal spacing.\n"
- "Many grobs define constraints on the spacing by their sizes. For\n"
- "example, note heads, clefs, stems, and all other symbols with a fixed\n"
- "shape. These grobs form a subtype called @code{Item}.\n"
- "\n"
- "\n"
- "Some items need special treatment for line breaking. For example, a\n"
- "clef is normally only printed at the start of a line (i.e. after a\n"
- "line break). To model this, `breakable' items (clef, key signature,\n"
- "bar lines, etc.) are copied twice. Then we have three versions of each\n"
- "breakable item: one version if there is no line break, one version\n"
- "that is printed before the line break (at the end of a system), one\n"
- "version that is printed after the line break.\n"
- "\n"
- "Whether these versions are visible and take up space, is determined by\n"
- "the outcome of the @code{break-visibility}. This grob property is a\n"
- "function taking a direction (-1, 0 or 1) as argument. It returns a\n"
- "cons of booleans, signifying whether this grob should be transparent\n"
- "and have no extent.\n"
- "\n"
- "The following variables for break-visibility are predefined:\n"
- "@example\n"
- " grob will show: before no after\n"
- " break break break\n"
- " all-invisible no no no\n"
- " begin-of-line-visible no no yes\n"
- " end-of-line-visible yes no no\n"
- " all-visible yes yes yes\n"
- " begin-of-line-invisible yes yes no\n"
- " end-of-line-invisible no yes yes\n"
- " center-invisible yes no yes\n"
- "@end example\n",
-
- /* properties */
- "break-visibility "
- "extra-spacing-width "
- "infinite-spacing-height "
- "non-musical")
+ "Grobs can be distinguished in their role in the horizontal"
+ " spacing. Many grobs define constraints on the spacing by"
+ " their sizes, for example, note heads, clefs, stems, and all"
+ " other symbols with a fixed shape. These grobs form a"
+ " subtype called @code{Item}.\n"
+ "\n"
+ "Some items need special treatment for line breaking. For"
+ " example, a clef is normally only printed at the start of a"
+ " line (i.e., after a line break). To model this,"
+ " @q{breakable} items (clef, key signature, bar lines, etc.)"
+ " are copied twice. Then we have three versions of each"
+ " breakable item: one version if there is no line break, one"
+ " version that is printed before the line break (at the end of"
+ " a system), and one version that is printed after the line"
+ " break.\n"
+ "\n"
+ "Whether these versions are visible and take up space is"
+ " determined by the outcome of the @code{break-visibility}"
+ " grob property, which is a function taking a direction"
+ " (@w{@code{-1}}, @code{0} or@tie{}@code{1}) as an argument. It"
+ " returns a cons of booleans, signifying whether this grob"
+ " should be transparent and have no extent.\n"
+ "\n"
+ "The following variables for @code{break-visibility} are"
+ " predefined:\n"
+ "@example\n"
+ " grob will show: before no after\n"
+ " break break break\n"
+ " all-invisible no no no\n"
+ " begin-of-line-visible no no yes\n"
+ " end-of-line-visible yes no no\n"
+ " all-visible yes yes yes\n"
+ " begin-of-line-invisible yes yes no\n"
+ " end-of-line-invisible no yes yes\n"
+ " center-invisible yes no yes\n"
+ "@end example",
+
+ /* properties */
+ "break-visibility "
+ "extra-spacing-height "
+ "extra-spacing-width "
+ "non-musical "
+ );