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 90cc96414f8fe9cec3d28b09171b0266ba5e37cb..fad14006b24b9ebc84a6c341367e4430c34f0897 100644 (file)
--- a/gtk2_ardour/automation_streamview.cc
+++ b/gtk2_ardour/automation_streamview.cc
@@ -54,6 +54,7 @@ using namespace Editing;
 
 AutomationStreamView::AutomationStreamView (AutomationTimeAxisView& tv)
        : StreamView (*dynamic_cast<RouteTimeAxisView*>(tv.get_parent()),
+                     new ArdourCanvas::Group(*tv.canvas_background()),
                      new ArdourCanvas::Group(*tv.canvas_display()))
        , _controller(tv.controller())
        , _automation_view(tv)
@@ -110,7 +111,7 @@ AutomationStreamView::add_region_view_internal (boost::shared_ptr<Region> region
                }
        }
 
-       region_view = new AutomationRegionView (canvas_group, _automation_view, region,
+       region_view = new AutomationRegionView (_canvas_group, _automation_view, region,
                        _controller->controllable()->parameter(), list,
                        _samples_per_unit, region_color);
 
@@ -146,13 +147,14 @@ AutomationStreamView::set_automation_state (AutoState state)
        std::list<RegionView *>::iterator i;
        for (i = region_views.begin(); i != region_views.end(); ++i) {
                boost::shared_ptr<AutomationLine> line = ((AutomationRegionView*)(*i))->line();
-               if (line && line->the_list())
+               if (line && line->the_list()) {
                        line->the_list()->set_automation_state (state);
+               }
        }
 }
 
 void
-AutomationStreamView::redisplay_diskstream ()
+AutomationStreamView::redisplay_track ()
 {
        list<RegionView *>::iterator i, tmp;
 
@@ -164,7 +166,7 @@ AutomationStreamView::redisplay_diskstream ()
 
        // Add and display region views, and flag them as valid
        if (_trackview.is_track()) {
-               _trackview.get_diskstream()->playlist()->foreach_region (
+               _trackview.track()->playlist()->foreach_region (
                        sigc::hide_return (sigc::mem_fun (*this, &StreamView::add_region_view))
                        );
        }
@@ -191,3 +193,46 @@ AutomationStreamView::color_handler ()
        }*/
 }
 
+AutoState
+AutomationStreamView::automation_state () const
+{
+       /* XXX: bit of a hack: just return the state of our first RegionView */
+
+       if (region_views.empty()) {
+               return Off;
+       }
+
+       boost::shared_ptr<AutomationLine> line = ((AutomationRegionView*) region_views.front())->line ();
+       if (!line || !line->the_list()) {
+               return Off;
+       }
+
+       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);
+               }
+       }
+}