ardour/gtk2_ardour/latency_gui.h

120 lines
2.9 KiB
C++

/*
* Copyright (C) 2007-2017 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2009 Carl Hetherington <carl@carlh.net>
* Copyright (C) 2009 David Robillard <d@drobilla.net>
* 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 __gtk2_ardour_latency_gui_h__
#define __gtk2_ardour_latency_gui_h__
#include <vector>
#include <string>
#include <gtkmm/adjustment.h>
#include <gtkmm/box.h>
#include <gtkmm/button.h>
#include <gtkmm/comboboxtext.h>
#include "pbd/controllable.h"
#include "ardour/types.h"
#include "widgets/barcontroller.h"
#include "ardour_dialog.h"
namespace ARDOUR {
class Latent;
}
class LatencyGUI;
class LatencyGUIControllable : public PBD::Controllable
{
public:
LatencyGUIControllable (LatencyGUI* g)
: PBD::Controllable ("ignoreMe")
, _latency_gui (g)
{}
void set_value (double v, PBD::Controllable::GroupControlDisposition group_override);
double get_value () const;
double lower() const;
double upper() const;
double internal_to_interface (double i, bool rotary = false) const {
return i;
}
double interface_to_internal (double i, bool rotary = false) const {
return i;
}
private:
LatencyGUI* _latency_gui;
};
class LatencyBarController : public ArdourWidgets::BarController
{
public:
LatencyBarController (Gtk::Adjustment& adj, LatencyGUI* g)
: BarController (adj, boost::shared_ptr<PBD::Controllable> (new LatencyGUIControllable (g)))
, _latency_gui (g)
{
set_digits (0);
}
private:
LatencyGUI* _latency_gui;
std::string get_label (double&);
};
class LatencyGUI : public Gtk::VBox
{
public:
LatencyGUI (ARDOUR::Latent&, samplepos_t sample_rate, samplepos_t period_size);
~LatencyGUI() { }
void refresh ();
private:
void reset ();
void finish ();
ARDOUR::Latent& _latent;
samplepos_t sample_rate;
samplepos_t period_size;
bool _ignore_change;
Gtk::Adjustment adjustment;
LatencyBarController bc;
Gtk::HBox hbox1;
Gtk::HBox hbox2;
Gtk::HButtonBox hbbox;
Gtk::Button minus_button;
Gtk::Button plus_button;
Gtk::Button reset_button;
Gtk::ComboBoxText units_combo;
void change_latency_from_button (int dir);
friend class LatencyBarController;
friend class LatencyGUIControllable;
static std::vector<std::string> unit_strings;
};
#endif /* __gtk2_ardour_latency_gui_h__ */