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Diffstat (limited to 'doc/expert/pre_hadj')
| -rw-r--r-- | doc/expert/pre_hadj | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/doc/expert/pre_hadj b/doc/expert/pre_hadj new file mode 100644 index 0000000..4ca9fe0 --- /dev/null +++ b/doc/expert/pre_hadj @@ -0,0 +1,33 @@ +@Section + @Title { "@HAdjust", "@VAdjust", and "@PAdjust" } + @Tag { hadjust } +@Begin +@PP +padjust. @Index { @@PAdjust symbol } +hadjust. @Index { @@HAdjust symbol } +vadjust. @Index { @@VAdjust symbol } +adjustment @Index { Adjustment of object } +These symbols spread their right parameter apart until it occupies +all the space available to it; @@HAdjust adjusts @Code "|" sequences, +@@VAdjust adjusts @Code "/" sequences, and @@PAdjust adjusts @Code "&" +sequences. For example, +@ID @Code { +"4i @Wide @PAdjust { 1 2 3 4 5 6 7 8 }" +} +has result +@ID { +4i @Wide @PAdjust { 1 2 3 4 5 6 7 8 } +} +More precisely, the widening is effected by enlarging the size of each +component except the last by an equal fraction of the space that would +otherwise be left over -- just the opposite of the usual procedure, +which assigns all the leftover space to the last component (Section +{@NumberOf size}). +@PP +@@PAdjust is used by the @Code adjust and @Code outdent options of +the @@Break symbol (Section {@NumberOf break}). It has a slight +peculiarity: it will not enlarge components when the immediately +following gap has width 0. This is to prevent space from appearing +(for example) between a word and an immediately following comma. The +other two symbols will enlarge such components. +@End @Section |