#define AUDIO_COLUMN_HH
#include "proto.hh"
-#include "plist.hh"
#include "lily-proto.hh"
#include "moment.hh"
-#include "pcursor.hh"
-
+#include "parray.hh"
+#include "audio-element.hh"
/**
generic audio grouped vertically.
*/
-class Audio_column {
+class Audio_column : public Audio_element {
public:
Audio_column (Moment at_mom);
Moment at_mom() const;
void print() const;
- Link_list<Audio_item *> audio_item_l_list_;
+ Link_array<Audio_item> audio_item_l_arr_;
Performance * performance_l_;
private: