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livetrax/gtk2_ardour/canvas-note.h
Carl Hetherington f7bff95fbc Rudimentary ghost note when adding MIDI notes to a region, as per #3180.
git-svn-id: svn://localhost/ardour2/branches/3.0@7162 d708f5d6-7413-0410-9779-e7cbd77b26cf
2010-05-25 23:14:41 +00:00

78 lines
2.3 KiB
C++

/*
Copyright (C) 2007 Paul Davis
Author: Dave Robillard
Author: Hans Baier
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 __gtk_ardour_canvas_note_h__
#define __gtk_ardour_canvas_note_h__
#include <iostream>
#include "simplerect.h"
#include "canvas-note-event.h"
#include "midi_util.h"
namespace Gnome {
namespace Canvas {
class CanvasNote : public SimpleRect, public CanvasNoteEvent {
public:
typedef Evoral::Note<Evoral::MusicalTime> NoteType;
double x1() { return property_x1(); }
double y1() { return property_y1(); }
double x2() { return property_x2(); }
double y2() { return property_y2(); }
void set_outline_color(uint32_t c) { property_outline_color_rgba() = c; hide(); show(); }
void set_fill_color(uint32_t c) { property_fill_color_rgba() = c; hide(); show(); }
void show() { SimpleRect::show(); }
void hide() { SimpleRect::hide(); }
bool on_event(GdkEvent* ev);
void move_event(double dx, double dy);
CanvasNote (MidiRegionView& region,
Group& group,
const boost::shared_ptr<NoteType> note = boost::shared_ptr<NoteType>())
: SimpleRect(group), CanvasNoteEvent(region, this, note)
{
}
};
class NoEventCanvasNote : public CanvasNote
{
public:
NoEventCanvasNote (
MidiRegionView& region,
Group& group,
const boost::shared_ptr<NoteType> note = boost::shared_ptr<NoteType>()
)
: CanvasNote (region, group, note) {}
double point_vfunc(double, double, int, int, GnomeCanvasItem**) {
/* return a huge value to tell the canvas that we're never the item for an event */
return 9999999999999.0;
}
};
} // namespace Gnome
} // namespace Canvas
#endif /* __gtk_ardour_canvas_note_h__ */