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[lilypond.git] / lily / include / vertical-align-elem.hh
1 /*
2   vertical-align-item.hh -- declare Vertical_align_elem
3
4   source file of the GNU LilyPond music typesetter
5
6   (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
7 */
8
9
10 #ifndef VERTICAL_ALIGN_ITEM_HH
11 #define VERTICAL_ALIGN_ITEM_HH
12
13 #include "elem-group.hh"
14
15 /**
16   Order elements top to bottom.
17  */
18 class Vertical_align_element : virtual public Score_elem {
19     Link_array<Score_elem> elem_l_arr_;
20 public:
21     void add (Score_elem*);
22     bool contains_b (Score_elem const*) const;
23     Vertical_align_element();
24     DECLARE_MY_RUNTIME_TYPEINFO;
25 protected:
26     virtual void do_substitute_dependency (Score_elem*,Score_elem*);
27     virtual void do_post_processing() ;
28 };
29 #endif // VERTICAL_ALIGN_ITEM_HH