Add Playlist::duplicate_range/s utility methods

diff --git a/libs/ardour/ardour/playlist.h b/libs/ardour/ardour/playlist.h
index 4ebec8d42495a2d5cd431d4d8db032891c3a667f..e5bdfd94586305a0145fee45e2d6b7b81d9f7ea6 100644 (file)
--- a/libs/ardour/ardour/playlist.h
+++ b/libs/ardour/ardour/playlist.h
@@ -142,6 +142,8 @@ public:
        void duplicate (boost::shared_ptr<Region>, framepos_t position, float times);
        void duplicate (boost::shared_ptr<Region>, framepos_t position, framecnt_t gap, float times);
        void duplicate_until (boost::shared_ptr<Region>, framepos_t position, framecnt_t gap, framepos_t end);
+       void duplicate_range (AudioRange&, float times);
+       void duplicate_ranges (std::list<AudioRange>&, float times);
        void nudge_after (framepos_t start, framecnt_t distance, bool forwards);
        boost::shared_ptr<Region> combine (const RegionList&);
        void uncombine (boost::shared_ptr<Region>);

diff --git a/libs/ardour/playlist.cc b/libs/ardour/playlist.cc
index 41ec343cae6352a265f70fcd0b32b5107409f9de..41681a73f0a8bb7dac9b8d543a2474bdeabcf231 100644 (file)
--- a/libs/ardour/playlist.cc
+++ b/libs/ardour/playlist.cc
@@ -1316,6 +1316,39 @@ Playlist::duplicate_until (boost::shared_ptr<Region> region, framepos_t position
         }
 }
 
+void
+Playlist::duplicate_range (AudioRange& range, float times)
+{
+       boost::shared_ptr<Playlist> pl = copy (range.start, range.length(), true);
+       framecnt_t offset = range.end - range.start;
+       paste (pl, range.start + offset, times);
+}
+
+void
+Playlist::duplicate_ranges (std::list<AudioRange>& ranges, float /* times */)
+{
+       if (ranges.empty()) {
+               return;
+       }
+
+       framepos_t min_pos = max_framepos;
+       framepos_t max_pos = 0;
+
+       for (std::list<AudioRange>::const_iterator i = ranges.begin();
+            i != ranges.end();
+            ++i) {
+               min_pos = min (min_pos, (*i).start);
+               max_pos = max (max_pos, (*i).end);
+       }
+
+       framecnt_t offset = max_pos - min_pos;
+
+       for (list<AudioRange>::iterator i = ranges.begin(); i != ranges.end(); ++i) {
+               boost::shared_ptr<Playlist> pl = copy ((*i).start, (*i).length(), true);
+               paste (pl, (*i).start + offset, 1.0f); // times ??
+       }
+}
+
  void
  Playlist::shift (framepos_t at, frameoffset_t distance, bool move_intersected, bool ignore_music_glue)
  {