--- /dev/null
+\version "2.11.47"
+\layout { ragged-right = ##t }
+\header {
+ lsrtags = "rhythms,tweaks-and-overrides"
+ texidoc = "
+The text used for crescendos and decrescendos can be
+changed by modifying the context properties @code{crescendoText}
+and @code{decrescendoText}. The style of the spanner line can
+be changed by modifying the @code{'style} property of
+@code{DynamicTextSpanner}. The default value is
+@code{'hairpin}, and other possible values include
+@code{'line}, @code{'dashed-line}, and
+@code{'dotted-line}:
+"
+ doctitle = "Changing text and spanner styles for text dynamics"
+}
+
+\relative c'' {
+ \set crescendoText = \markup { \italic { cresc. poco } }
+ \set crescendoSpanner = #'text
+ \override DynamicTextSpanner #'style = #'dotted-line
+ a2\< a
+ a2 a
+ a2 a
+ a2 a\mf
+}