fix crash when copy'ing latent plugins

[ardour.git] / gtk2_ardour / tempo_lines.h

diff --git a/gtk2_ardour/tempo_lines.h b/gtk2_ardour/tempo_lines.h
index f4ee293e29118694f292813d0513094721992d8d..709602898177a39b0077d81e8d9c239854a75d40 100644 (file)
--- a/gtk2_ardour/tempo_lines.h
+++ b/gtk2_ardour/tempo_lines.h
@@ -19,30 +19,31 @@
 #ifndef __ardour_tempo_lines_h__
 #define __ardour_tempo_lines_h__
 
-#include <list>
 #include "ardour/tempo.h"
 
+#include "canvas/line_set.h"
+
 class TempoLines {
 public:
-       TempoLines(ArdourCanvas::Canvas& canvas, ArdourCanvas::Group* group, double screen_height);
+       TempoLines (ArdourCanvas::Container* group, double screen_height);
 
        void tempo_map_changed();
 
-       void draw (const ARDOUR::TempoMap::BBTPointList::const_iterator& begin, 
-                  const ARDOUR::TempoMap::BBTPointList::const_iterator& end, 
-                  double frames_per_unit);
+       void draw (std::vector<ARDOUR::TempoMap::BBTPoint>& grid,
+                  unsigned                                              divisions,
+                  ARDOUR::framecnt_t                                    leftmost_frame,
+                  ARDOUR::framecnt_t                                    frame_rate);
 
        void show();
        void hide();
 
 private:
-        typedef std::list<ArdourCanvas::Line*> Lines;
-       Lines _lines;
-        Lines _cache;
+       void draw_ticks (std::vector<ARDOUR::TempoMap::BBTPoint>& grid,
+                        unsigned                                              divisions,
+                        ARDOUR::framecnt_t                                    leftmost_frame,
+                        ARDOUR::framecnt_t                                    frame_rate);
 
-        ArdourCanvas::Canvas& _canvas;
-       ArdourCanvas::Group*  _group;
-       double                _height;
+       ArdourCanvas::LineSet lines;
 };
 
 #endif /* __ardour_tempo_lines_h__ */