109 lines
3.1 KiB
C++
109 lines
3.1 KiB
C++
/*
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* Copyright (C) 2021 Ben Loftis <ben@harrisonconsoles.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <ardour/session.h>
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#include "varispeed_dialog.h"
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#include "ardour_ui.h"
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#include "utils.h"
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#include "pbd/i18n.h"
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using namespace Gtk;
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VarispeedDialog::VarispeedDialog ()
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: ArdourDialog (_("Varispeed"), false)
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, _semitones_adjustment (0.0, -12.0, 12.0, 1.0, 4.0)
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, _cents_adjustment (0.0, -100.0, 100.0, 1.0, 10.0)
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, _semitones_spinner (_semitones_adjustment)
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, _cents_spinner (_cents_adjustment)
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{
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Table* t = manage (new Table (3, 2));
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t->set_row_spacings (6);
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t->set_col_spacings (6);
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int r = 0;
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Label* l = manage (new Label (_("Semitones:"), ALIGN_LEFT, ALIGN_CENTER, false));
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t->attach (*l, 0, 1, r, r + 1, FILL, EXPAND, 0, 0);
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t->attach (_semitones_spinner, 1, 2, r, r + 1, FILL, EXPAND & FILL, 0, 0);
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++r;
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l = manage (new Label (_("Cents:"), ALIGN_LEFT, ALIGN_CENTER, false));
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t->attach (*l, 0, 1, r, r + 1, FILL, EXPAND, 0, 0);
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t->attach (_cents_spinner, 1, 2, r, r + 1, FILL, EXPAND & FILL, 0, 0);
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++r;
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get_vbox ()->set_spacing (6);
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get_vbox ()->pack_start (*t, false, false);
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_semitones_spinner.set_can_focus (false);
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_cents_spinner.set_can_focus (false);
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_semitones_spinner.signal_changed ().connect (sigc::mem_fun (*this, &VarispeedDialog::apply_speed));
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_cents_spinner.signal_changed ().connect (sigc::mem_fun (*this, &VarispeedDialog::apply_speed));
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show_all_children ();
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}
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bool
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VarispeedDialog::on_key_press_event (GdkEventKey* ev)
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{
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Gtk::Window& main_window (ARDOUR_UI::instance ()->main_window ());
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return ARDOUR_UI_UTILS::relay_key_press (ev, &main_window);
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}
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void
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VarispeedDialog::adj_semi (double delta)
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{
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int cents = _semitones_spinner.get_value () * 100 + _cents_spinner.get_value ();
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cents += 100.0 * delta;
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_semitones_spinner.set_value (cents / 100);
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_cents_spinner.set_value (cents % 100);
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}
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void
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VarispeedDialog::apply_speed ()
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{
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int cents = _semitones_spinner.get_value () * 100 + _cents_spinner.get_value ();
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double speed = pow (2.0, ((double)cents / 1200.0));
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if (_session && _session->default_play_speed () != speed) {
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_session->request_default_play_speed (speed);
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}
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}
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void
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VarispeedDialog::on_show ()
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{
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apply_speed ();
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ArdourDialog::on_show ();
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set_position (Gtk::WIN_POS_NONE); // remember position from now on
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}
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void
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VarispeedDialog::on_hide ()
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{
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if (_session && _session->default_play_speed () != 1.0) {
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_session->request_default_play_speed (1.0);
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}
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ArdourDialog::on_hide ();
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}
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