X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=gtk2_ardour%2Fautomation_selectable.h;h=7104f6adf414f83aca5542ac88ef455ab5246ca2;hb=129ace60e24aa7b5297563d389edbae1d70a3a80;hp=5b7f4d57055eafb38a7772b98ad0d67aeeb0faeb;hpb=fedf3d34f32264ac57c6a222b678dc90f2bb1a88;p=ardour.git

diff --git a/gtk2_ardour/automation_selectable.h b/gtk2_ardour/automation_selectable.h
index 5b7f4d5705..7104f6adf4 100644
--- a/gtk2_ardour/automation_selectable.h
+++ b/gtk2_ardour/automation_selectable.h
@@ -1,21 +1,54 @@
+/*
+    Copyright (C) 2000-2007 Paul Davis
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
 #ifndef __ardour_gtk_automation_selectable_h__
 #define __ardour_gtk_automation_selectable_h__
 
-#include <ardour/types.h>
+#include "ardour/types.h"
 #include "selectable.h"
 
 class TimeAxisView;
 
+/** A selected automation point, expressed as a rectangle on a track (so that x coordinates
+ *  are frames and y coordinates are a fraction of track height).  This representation falls
+ *  between the visible GUI control points and the back-end "actual" automation points,
+ *  some of which may not be visible; it is not trivial to convert from one of these to the other,
+ *  so the AutomationSelectable is a kind of "best and worst of both worlds".
+ */
 struct AutomationSelectable : public Selectable
 {
     nframes_t start;
     nframes_t end;
     double low_fract;
     double high_fract;
-    TimeAxisView& track;
+    TimeAxisView* track; // ref would be better, but ARDOUR::SessionHandlePtr is non-assignable
 
-    AutomationSelectable (nframes_t s, nframes_t e, double l, double h, TimeAxisView& atv)
+    AutomationSelectable (nframes_t s, nframes_t e, double l, double h, TimeAxisView* atv)
 	    : start (s), end (e), low_fract (l), high_fract (h), track (atv) {}
+
+    bool operator== (const AutomationSelectable& other) {
+	    return start == other.start &&
+	    end == other.end &&
+	    low_fract == other.low_fract &&
+	    high_fract == other.high_fract &&
+	    track == other.track;
+    }
 };
 
 #endif /* __ardour_gtk_automation_selectable_h__ */