From abf64beac66bf340b52b7d29e881536d444d13d6 Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Fri, 26 Sep 2008 17:18:22 +0000
Subject: [PATCH] Fix audio region copy-drag, partially fix MIDI region
 copy-drag (thanks torbenh).

git-svn-id: svn://localhost/ardour2/branches/3.0@3809 d708f5d6-7413-0410-9779-e7cbd77b26cf
---
 gtk2_ardour/audio_region_view.h |  4 ++--
 gtk2_ardour/editor_mouse.cc     | 23 ++++++++++--------
 gtk2_ardour/midi_region_view.cc | 41 +++++++++++++++++++++++++++++++++
 gtk2_ardour/midi_region_view.h  |  3 +++
 4 files changed, 59 insertions(+), 12 deletions(-)

diff --git a/gtk2_ardour/audio_region_view.h b/gtk2_ardour/audio_region_view.h
index 79adbd0b62..31c5439079 100644
--- a/gtk2_ardour/audio_region_view.h
+++ b/gtk2_ardour/audio_region_view.h
@@ -62,8 +62,8 @@ class AudioRegionView : public RegionView
 			 bool recording,
 		     TimeAxisViewItem::Visibility);
 
-        AudioRegionView (const AudioRegionView& other);
-        AudioRegionView (const AudioRegionView& other, boost::shared_ptr<ARDOUR::AudioRegion>);
+	AudioRegionView (const AudioRegionView& other);
+	AudioRegionView (const AudioRegionView& other, boost::shared_ptr<ARDOUR::AudioRegion>);
 
 	~AudioRegionView ();
 	
diff --git a/gtk2_ardour/editor_mouse.cc b/gtk2_ardour/editor_mouse.cc
index 32b84434b1..ca71c13c48 100644
--- a/gtk2_ardour/editor_mouse.cc
+++ b/gtk2_ardour/editor_mouse.cc
@@ -3329,21 +3329,24 @@ Editor::possibly_copy_regions_during_grab (GdkEvent* event)
 			RegionView* nrv;
 
 			rv = (*i);
-
 			AudioRegionView* arv = dynamic_cast<AudioRegionView*>(rv);
 			MidiRegionView* mrv = dynamic_cast<MidiRegionView*>(rv);
-
-			if (arv) {
-				nrv = new AudioRegionView (*arv);
-			} else if (mrv) {
-				nrv = new MidiRegionView (*mrv);
-			} else {
-				continue;
-			}
-
+			
 			const boost::shared_ptr<const Region> original = rv->region();
 			boost::shared_ptr<Region> region_copy = RegionFactory::create (original);
 
+			if (arv) {
+				boost::shared_ptr<AudioRegion> audioregion_copy
+					= boost::dynamic_pointer_cast<AudioRegion>(region_copy);
+				nrv = new AudioRegionView (*arv, audioregion_copy);
+			} else if (mrv) {
+				boost::shared_ptr<MidiRegion> midiregion_copy
+					= boost::dynamic_pointer_cast<MidiRegion>(region_copy);
+ 				nrv = new MidiRegionView (*mrv, midiregion_copy);
+ 			} else {
+ 				continue;
+ 			}
+
 			nrv->get_canvas_group()->show ();
 			new_regionviews.push_back (nrv);
 		}
diff --git a/gtk2_ardour/midi_region_view.cc b/gtk2_ardour/midi_region_view.cc
index 90fcce84ea..8fe67afdd3 100644
--- a/gtk2_ardour/midi_region_view.cc
+++ b/gtk2_ardour/midi_region_view.cc
@@ -91,6 +91,47 @@ MidiRegionView::MidiRegionView (ArdourCanvas::Group *parent, RouteTimeAxisView &
 	_note_group->raise_to_top();
 }
 
+
+MidiRegionView::MidiRegionView (const MidiRegionView& other)
+	: RegionView (other)
+	, _force_channel(-1)
+	, _last_channel_selection(0xFFFF)
+	, _default_note_length(0.0)
+	, _active_notes(0)
+	, _note_group(new ArdourCanvas::Group(*get_canvas_group()))
+	, _delta_command(NULL)
+	, _mouse_state(None)
+	, _pressed_button(0)
+{
+	Gdk::Color c;
+	int r,g,b,a;
+
+	UINT_TO_RGBA (other.fill_color, &r, &g, &b, &a);
+	c.set_rgb_p (r/255.0, g/255.0, b/255.0);
+	
+	init (c, false);
+}
+
+MidiRegionView::MidiRegionView (const MidiRegionView& other, boost::shared_ptr<MidiRegion> other_region)
+	: RegionView (other, boost::shared_ptr<Region> (other_region))
+	, _force_channel(-1)
+	, _last_channel_selection(0xFFFF)
+	, _default_note_length(0.0)
+	, _active_notes(0)
+	, _note_group(new ArdourCanvas::Group(*get_canvas_group()))
+	, _delta_command(NULL)
+	, _mouse_state(None)
+	, _pressed_button(0)
+{
+	Gdk::Color c;
+	int r,g,b,a;
+
+	UINT_TO_RGBA (other.fill_color, &r, &g, &b, &a);
+	c.set_rgb_p (r/255.0, g/255.0, b/255.0);
+
+	init (c, true);
+}
+
 void
 MidiRegionView::init (Gdk::Color& basic_color, bool wfd)
 {
diff --git a/gtk2_ardour/midi_region_view.h b/gtk2_ardour/midi_region_view.h
index fe2655333c..6010e2253f 100644
--- a/gtk2_ardour/midi_region_view.h
+++ b/gtk2_ardour/midi_region_view.h
@@ -57,6 +57,9 @@ class MidiRegionView : public RegionView
 	                boost::shared_ptr<ARDOUR::MidiRegion>,
 	                double initial_samples_per_unit,
 	                Gdk::Color& basic_color);
+	
+	MidiRegionView (const MidiRegionView& other);
+	MidiRegionView (const MidiRegionView& other, boost::shared_ptr<ARDOUR::MidiRegion>);
 
 	~MidiRegionView ();