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livetrax/gtk2_ardour/normalize_dialog.cc

123 lines
3.3 KiB
C++

/*
Copyright (C) 2010 Paul Davis
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.
*/
#include <gtkmm/label.h>
#include <gtkmm/spinbutton.h>
#include <gtkmm/radiobutton.h>
#include <gtkmm/stock.h>
#include <gtkmm/progressbar.h>
#include "normalize_dialog.h"
#include "pbd/i18n.h"
using namespace Gtk;
double NormalizeDialog::_last_normalization_value = 0;
bool NormalizeDialog::_last_normalize_individually = true;
NormalizeDialog::NormalizeDialog (bool more_than_one)
: ArdourDialog (more_than_one ? _("Normalize regions") : _("Normalize region"))
, _normalize_individually (0)
{
get_vbox()->set_spacing (12);
HBox* hbox = manage (new HBox);
hbox->set_spacing (6);
hbox->set_border_width (6);
hbox->pack_start (*manage (new Label (_("Normalize to:"))), false, false);
_spin = manage (new SpinButton (0.2, 2));
_spin->set_range (-112, 0);
_spin->set_increments (0.1, 1);
_spin->set_value (_last_normalization_value);
_spin->set_activates_default ();
hbox->pack_start (*_spin, false, false);
hbox->pack_start (*manage (new Label (_("dbFS"))), false, false);
get_vbox()->pack_start (*hbox);
if (more_than_one) {
RadioButtonGroup group;
VBox* vbox = manage (new VBox);
_normalize_individually = manage (new RadioButton (group, _("Normalize each region using its own peak value")));
vbox->pack_start (*_normalize_individually);
RadioButton* b = manage (new RadioButton (group, _("Normalize each region using the peak value of all regions")));
vbox->pack_start (*b);
_normalize_individually->set_active (_last_normalize_individually);
b->set_active (!_last_normalize_individually);
get_vbox()->pack_start (*vbox);
}
_progress_bar = manage (new ProgressBar);
get_vbox()->pack_start (*_progress_bar);
show_all ();
add_button (Stock::CANCEL, RESPONSE_CANCEL);
add_button (_("Normalize"), RESPONSE_ACCEPT);
set_default_response (RESPONSE_ACCEPT);
signal_response().connect (sigc::mem_fun (*this, &NormalizeDialog::button_clicked));
}
bool
NormalizeDialog::normalize_individually () const
{
if (_normalize_individually == 0) {
return true;
}
return _normalize_individually->get_active ();
}
double
NormalizeDialog::target () const
{
return _spin->get_value ();
}
void
NormalizeDialog::update_progress_gui (float p)
{
/* Normalization is run inside the GUI thread, so we can directly
* update the progress bar when notified about progress.
*/
_progress_bar->set_fraction (p);
}
int
NormalizeDialog::run ()
{
int const r = ArdourDialog::run ();
_last_normalization_value = target ();
if (_normalize_individually) {
_last_normalize_individually = _normalize_individually->get_active ();
}
return r;
}
void
NormalizeDialog::button_clicked (int r)
{
if (r == RESPONSE_CANCEL) {
cancel ();
}
}