From 80e3845982659b796315a501268478c63ae2f21a Mon Sep 17 00:00:00 2001
From: Hans Baier <hansfbaier@googlemail.com>
Date: Mon, 16 Feb 2009 09:51:40 +0000
Subject: [PATCH] * First prototype of SysEx GUI

git-svn-id: svn://localhost/ardour2/branches/3.0@4604 d708f5d6-7413-0410-9779-e7cbd77b26cf
---
 gtk2_ardour/canvas-sysex.cc     |  5 ++--
 gtk2_ardour/canvas-sysex.h      |  4 +--
 gtk2_ardour/midi_region_view.cc | 48 +++++++++++++++++++++++++++++++--
 gtk2_ardour/midi_region_view.h  | 11 ++++++--
 4 files changed, 58 insertions(+), 10 deletions(-)

diff --git a/gtk2_ardour/canvas-sysex.cc b/gtk2_ardour/canvas-sysex.cc
index f054379743..1e110e52fa 100644
--- a/gtk2_ardour/canvas-sysex.cc
+++ b/gtk2_ardour/canvas-sysex.cc
@@ -14,8 +14,7 @@ CanvasSysEx<Time>::CanvasSysEx(
 		string&                               text,
 		double                                height,
 		double                                x,
-		double                                y,
-		boost::shared_ptr<Evoral::MIDIEvent<Time> > event
+		double                                y
 		)
 	: CanvasFlag(
 			region, 
@@ -61,4 +60,4 @@ CanvasSysEx<Time>::on_event(GdkEvent* ev)
 	return false;
 }
 
-template class CanvasSysEx<nframes_t>;
+template class CanvasSysEx<double>;
diff --git a/gtk2_ardour/canvas-sysex.h b/gtk2_ardour/canvas-sysex.h
index 8461a04c3c..97c99bb5aa 100644
--- a/gtk2_ardour/canvas-sysex.h
+++ b/gtk2_ardour/canvas-sysex.h
@@ -19,9 +19,7 @@ public:
 		string&                               text,
 		double                                height,
 		double                                x,
-		double                                y,
-		boost::shared_ptr<Evoral::MIDIEvent<Time> > event
-	);
+		double                                y);
 	
 	virtual ~CanvasSysEx();
 	
diff --git a/gtk2_ardour/midi_region_view.cc b/gtk2_ardour/midi_region_view.cc
index d7d5afbb0d..75bb93d200 100644
--- a/gtk2_ardour/midi_region_view.cc
+++ b/gtk2_ardour/midi_region_view.cc
@@ -20,6 +20,7 @@
 #include <cmath>
 #include <cassert>
 #include <algorithm>
+#include <ostream>
 
 #include <gtkmm.h>
 
@@ -474,6 +475,7 @@ MidiRegionView::clear_events()
 
 	_events.clear();
 	_pgm_changes.clear();
+	_sys_exes.clear();
 }
 
 
@@ -561,7 +563,9 @@ MidiRegionView::redisplay_model()
 			add_note(_model->note_at(i));
 		}
 		
-		display_program_change_flags();
+		display_sysexes();
+
+		display_program_changes();
 
 		_model->read_unlock();
 
@@ -571,7 +575,7 @@ MidiRegionView::redisplay_model()
 }
 
 void
-MidiRegionView::display_program_change_flags()
+MidiRegionView::display_program_changes()
 {
 	boost::shared_ptr<Evoral::Control> control = _model->control(MidiPgmChangeAutomation);
 	if (!control) {
@@ -621,6 +625,46 @@ MidiRegionView::display_program_change_flags()
 	}
 }
 
+void 
+MidiRegionView::display_sysexes()
+{
+	for(MidiModel::SysExes::const_iterator i = _model->sysexes().begin(); i != _model->sysexes().end(); ++i) {
+		ARDOUR::MidiModel::TimeType time = (*i)->time();
+		assert(time >= 0);
+		
+		ostringstream str;
+		str << hex;
+		for (uint32_t b = 0; b < (*i)->size(); ++b) {
+			str << int((*i)->buffer()[b]);
+			if (b != (*i)->size() -1) {
+				str << " ";
+			}
+		}
+		string text = str.str();
+		
+		ArdourCanvas::Group* const group = (ArdourCanvas::Group*)get_canvas_group();
+		const double x = trackview.editor().frame_to_pixel(beats_to_frames(time));
+		
+		double height = midi_stream_view()->contents_height();
+		
+		boost::shared_ptr<CanvasSysEx<ARDOUR::MidiModel::TimeType> > sysex = 
+				boost::shared_ptr<CanvasSysEx<ARDOUR::MidiModel::TimeType> >(
+				new CanvasSysEx<ARDOUR::MidiModel::TimeType>(*this, *group,
+						text, 
+						height, 
+						x, 1.0));
+		
+		// Show unless program change is beyond the region bounds
+		if (time - _region->start() >= _region->length() || time < _region->start()) {
+			sysex->hide();
+		} else {
+			sysex->show();
+		}
+		
+		_sys_exes.push_back(sysex);
+	}
+}
+
 
 MidiRegionView::~MidiRegionView ()
 {
diff --git a/gtk2_ardour/midi_region_view.h b/gtk2_ardour/midi_region_view.h
index 453a0fd42f..4a2fade447 100644
--- a/gtk2_ardour/midi_region_view.h
+++ b/gtk2_ardour/midi_region_view.h
@@ -39,6 +39,7 @@
 #include "canvas-note.h"
 #include "canvas-note-event.h"
 #include "canvas-program-change.h"
+#include "canvas-sysex.h"
 
 namespace ARDOUR {
 	class MidiRegion;
@@ -141,9 +142,13 @@ class MidiRegionView : public RegionView
 	 */
 	void next_program(ArdourCanvas::CanvasProgramChange& program);
 	
-	/** Displays all program changed events in the region as flags on the canvas.
+	/** Displays all program change events in the region as flags on the canvas.
 	 */
-	void display_program_change_flags();
+	void display_program_changes();
+	
+	/** Displays all system exclusive events in the region as flags on the canvas.
+	 */
+	void display_sysexes();
 
 	void begin_write();
 	void end_write();
@@ -308,10 +313,12 @@ class MidiRegionView : public RegionView
 
 	typedef std::vector<ArdourCanvas::CanvasNoteEvent*> Events;
 	typedef std::vector< boost::shared_ptr<ArdourCanvas::CanvasProgramChange> > PgmChanges;
+	typedef std::vector< boost::shared_ptr<ArdourCanvas::CanvasSysEx<ARDOUR::MidiModel::TimeType> > > SysExes;
 	
 	boost::shared_ptr<ARDOUR::MidiModel> _model;
 	Events                               _events;
 	PgmChanges                           _pgm_changes;
+	SysExes                              _sys_exes;
 	ArdourCanvas::CanvasNote**           _active_notes;
 	ArdourCanvas::Group*                 _note_group;
 	ARDOUR::MidiModel::DeltaCommand*     _delta_command;