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-rw-r--r--gtk2_ardour/automation_streamview.cc22
1 files changed, 18 insertions, 4 deletions
diff --git a/gtk2_ardour/automation_streamview.cc b/gtk2_ardour/automation_streamview.cc
index 006834c59d..146cdc7b89 100644
--- a/gtk2_ardour/automation_streamview.cc
+++ b/gtk2_ardour/automation_streamview.cc
@@ -237,14 +237,28 @@ AutomationStreamView::has_automation () const
return false;
}
+/** Our parent AutomationTimeAxisView calls this when the user requests a particular
+ * InterpolationStyle; tell the AutomationLists in our regions.
+ */
void
AutomationStreamView::set_interpolation (AutomationList::InterpolationStyle s)
{
- for (list<RegionView*>::iterator i = region_views.begin(); i != region_views.end(); ++i) {
+ for (list<RegionView*>::const_iterator i = region_views.begin(); i != region_views.end(); ++i) {
AutomationRegionView* arv = dynamic_cast<AutomationRegionView*> (*i);
assert (arv);
- if (arv->line()) {
- arv->line()->set_interpolation (s);
- }
+ arv->line()->the_list()->set_interpolation (s);
+ }
+}
+
+AutomationList::InterpolationStyle
+AutomationStreamView::interpolation () const
+{
+ if (region_views.empty()) {
+ return AutomationList::Linear;
}
+
+ AutomationRegionView* v = dynamic_cast<AutomationRegionView*> (region_views.front());
+ assert (v);
+
+ return v->line()->the_list()->interpolation ();
}