add left/right side trim cursors and use them for region trimming, as appropriate

[ardour.git] / gtk2_ardour / automation_streamview.cc

diff --git a/gtk2_ardour/automation_streamview.cc b/gtk2_ardour/automation_streamview.cc
index 9471d7c4065111dddb7a1894c9f00692c4d1e63e..fad14006b24b9ebc84a6c341367e4430c34f0897 100644 (file)
--- a/gtk2_ardour/automation_streamview.cc
+++ b/gtk2_ardour/automation_streamview.cc
@@ -209,3 +209,30 @@ AutomationStreamView::automation_state () const
 
        return line->the_list()->automation_state ();
 }
+
+bool
+AutomationStreamView::has_automation () const
+{
+       list<RegionView*>::const_iterator i = region_views.begin ();
+       while (i != region_views.end()) {
+               AutomationRegionView* rv = static_cast<AutomationRegionView*> (*i);
+               if (rv->line() && rv->line()->npoints() > 0) {
+                       return true;
+               }
+               ++i;
+       }
+
+       return false;
+}
+
+void
+AutomationStreamView::set_interpolation (AutomationList::InterpolationStyle s)
+{
+       for (list<RegionView*>::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);
+               }
+       }
+}