ardour/gtk2_ardour/tempo_curve.h
Robin Gareus 4050ca5633
Update GPL boilerplate and (C)
Copyright-holder and year information is extracted from git log.

git history begins in 2005. So (C) from 1998..2005 is lost. Also some
(C) assignment of commits where the committer didn't use --author.
2019-08-03 15:53:15 +02:00

99 lines
2.7 KiB
C++

/*
* Copyright (C) 2016-2017 Nick Mainsbridge <mainsbridge@gmail.com>
* Copyright (C) 2017-2019 Robin Gareus <robin@gareus.org>
*
* 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.
*/
#ifndef __gtk_ardour_tempo_curve_h__
#define __gtk_ardour_tempo_curve_h__
#include <string>
#include <glib.h>
#include <sigc++/signal.h>
#include "ardour/ardour.h"
#include "pbd/signals.h"
#include "canvas/types.h"
#include "canvas/framed_curve.h"
#include "canvas/text.h"
namespace ARDOUR {
class TempoSection;
}
class PublicEditor;
class TempoCurve : public sigc::trackable
{
public:
TempoCurve (PublicEditor& editor, ArdourCanvas::Container &, guint32 rgba, ARDOUR::TempoSection& temp, samplepos_t sample, bool handle_events);
~TempoCurve ();
static PBD::Signal1<void,TempoCurve*> CatchDeletion;
static void setup_sizes (const double timebar_height);
ArdourCanvas::Item& the_item() const;
void canvas_height_set (double);
void set_position (samplepos_t lower, samplepos_t upper);
void set_color_rgba (uint32_t rgba);
samplepos_t position() const { return sample_position; }
ArdourCanvas::Container* get_parent() { return _parent; }
void reparent (ArdourCanvas::Container& parent);
void hide ();
void show ();
ARDOUR::TempoSection& tempo () const { return _tempo; }
void set_max_tempo (const double& max) { _max_tempo = max; }
void set_min_tempo (const double& min) { _min_tempo = min; }
protected:
PublicEditor& editor;
ArdourCanvas::Container* _parent;
ArdourCanvas::Container* group;
ArdourCanvas::Points* points;
ArdourCanvas::FramedCurve* _curve;
double unit_position;
samplepos_t sample_position;
samplepos_t _end_sample;
bool _shown;
double _canvas_height;
uint32_t _color;
void reposition ();
private:
/* disallow copy construction */
TempoCurve (TempoCurve const &);
TempoCurve & operator= (TempoCurve const &);
double _min_tempo;
double _max_tempo;
ARDOUR::TempoSection& _tempo;
ArdourCanvas::Text* _start_text;
ArdourCanvas::Text* _end_text;
};
#endif /* __gtk_ardour_tempo_curve_h__ */