which-page (issue 6352049)

[thomasmorley65]

Reviewers: ,

Message:
It's possible to add a markup to a footer/header of a specified page,
using #(which-page <page-number>).
Multiple settings are possible.

Please review as

http://codereview.appspot.com/6352049

-Harm


Description:
which-page

It's possible to add a markup to a footer/header of a specified page,
using (which-page <page-number>).
Multiple settings are possible.

Please review this at http://codereview.appspot.com/6352049/

Affected files:
  M ly/titling-init.ly


Index: ly/titling-init.ly
diff --git a/ly/titling-init.ly b/ly/titling-init.ly
index  
f6daacddb399cf6bac89b3bcccbb291bab242f82..9f3c644a9cbbdfb170498fdfbf3432bd5a601d43  
100644
--- a/ly/titling-init.ly
+++ b/ly/titling-init.ly
@@ -101,6 +101,11 @@ book last one."
       (interpret-markup layout props arg)
       empty-stencil))

+#(define ((which-page nmbr) layout props arg)
+ (if (= (chain-assoc-get 'page:page-number props 0) nmbr)
+   (interpret-markup layout props arg)
+   empty-stencil))
+
 %% Bookpart first page and last page predicates
 #(define (part-first-page layout props arg)
   (if (= (chain-assoc-get 'page:page-number props -1)