ardour/gtk2_ardour/prh.h

55 lines
1.8 KiB
C++

/*
* Copyright (C) 2008-2009 David Robillard <d@drobilla.net>
* Copyright (C) 2010-2012 Paul Davis <paul@linuxaudiosystems.com>
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#pragma once
#include "canvas/rectangle.h"
#include "prh_base.h"
namespace ArdourCanvas {
class PianoRollHeader : public ArdourCanvas::Rectangle, public PianoRollHeaderBase {
public:
PianoRollHeader (ArdourCanvas::Item* parent, MidiViewBackground&);
void size_request (double& w, double& h) const;
void resize ();
void redraw ();
void redraw (double x, double y, double w, double h);
double height() const;
double width() const;
double event_y_to_y (double evy) const;
void draw_transform (double& x, double& y) const;
void _queue_resize () { queue_resize(); }
void do_grab() { ArdourCanvas::Rectangle::grab(); }
void do_ungrab() { ArdourCanvas::Rectangle::ungrab(); }
Glib::RefPtr<Gdk::Window> cursor_window();
std::shared_ptr<ARDOUR::MidiTrack> midi_track();
void render (ArdourCanvas::Rect const & area, Cairo::RefPtr<Cairo::Context>) const;
private:
PBD::ScopedConnection height_connection;
bool event_handler (GdkEvent*);
};
}