Issue 519: Warn about cross-platform font inconsistencies.

[lilypond.git] / Documentation / notation / text.itely

diff --git a/Documentation/notation/text.itely b/Documentation/notation/text.itely
index 6a33b69084083a87a31230beb4db4f32727fa9af..98fb8b0191aef28a0c26aecd9fddc037d2c8e6bf 100644 (file)
--- a/Documentation/notation/text.itely
+++ b/Documentation/notation/text.itely
@@ -261,13 +261,22 @@ bar, they can be placed above the bar line or between notes.  When
 specified at a line break, the mark will be printed at the beginning of
 the next line.
 
-@lilypond[quote,verbatim,relative=2]
+@lilypond[quote,verbatim,relative=2,ragged-right]
 \mark "Allegro"
 c1 c
 \mark "assai" \break
 c  c
 @end lilypond
 
+@funindex \markLengthOn
+@funindex markLengthOn
+@funindex \markLengthOff
+@funindex markLengthOff
+
+@predefined
+@code{\markLengthOn},
+@code{\markLengthOff}.
+@endpredefined
 
 @snippets
 
@@ -1166,11 +1175,7 @@ in markup mode:
 
 @lilypond[quote,verbatim,relative=1]
 g1 bes
-ees-\markup {
-  \finger 4
-  \tied-lyric #"~"
-  \finger 1
-}
+ees\finger \markup \tied-lyric #"4~1"
 fis_\markup { \dynamic rf }
 bes^\markup {
   \beam #8 #0.1 #0.5
@@ -1397,6 +1402,14 @@ Three families of text fonts are made available: the @emph{roman}
 @emph{sans} font and the monospaced @emph{typewriter} font -- these
 last two families are determined by the Pango installation.
 
+@warning{There are no default fonts associated with the @emph{sans}
+and @emph{typewriter} font-families.  An input file that specifies
+either of these can lead to different output on different computers.
+To ensure consistent output among multiple platforms, fonts must be
+specified by name, and those fonts must be available on any system
+that processes the file.  See @ref{Single entry fonts} and
+@ref{Entire document fonts}.}
+
 Each family may include different shapes and series.  The following
 example demonstrates the ability to select alternate families, shapes,
 series and sizes.  The value supplied to @code{font-size} is the
@@ -1516,7 +1529,7 @@ size.  For an explanation of fonts, see @ref{Fonts explained}.
     (make-pango-font-tree "Times New Roman"
                           "Nimbus Sans"
                           "Luxi Mono"
-                           (/ (* staff-height pt) 2)))
+                          (/ staff-height pt 20)))
 }
 
 \relative c'{