ardour/gtk2_ardour/control_point_dialog.cc

80 lines
2.2 KiB
C++

/*
* Copyright (C) 2008-2011 Carl Hetherington <carl@carlh.net>
*
* 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.
*/
#include <string>
#include <gtkmm/stock.h>
#include "automation_line.h"
#include "control_point.h"
#include "control_point_dialog.h"
#include "pbd/i18n.h"
/**
* ControlPointDialog constructor.
*
* @param p ControlPoint to edit.
*/
ControlPointDialog::ControlPointDialog (ControlPoint* p)
: ArdourDialog (_("Control point"))
, point_ (p)
{
assert (point_);
double const y_fraction = 1.0 - (p->get_y () / p->line().height ());
/* This effectively calls ARDOUR::value_as_string */
std::string val (p->line().fraction_to_string (y_fraction));
/* Undo desc.toggled special cases */
if (val == _("on")) {
val = "1";
} else if (val == _("off")) {
val = "0";
}
/* separate quantity and unit (if any) */
std::size_t sep = val.find_last_of (" ");
value_.set_text (val.substr (0, sep));
value_.set_activates_default ();
Gtk::HBox* b = Gtk::manage (new Gtk::HBox ());
b->pack_start (*Gtk::manage (new Gtk::Label (_("Value"))));
b->pack_start (value_);
if (sep != std::string::npos) {
b->pack_start (*Gtk::manage (new Gtk::Label (val.substr (sep + 1))));
}
get_vbox ()->pack_end (*b);
b->show_all ();
add_button (Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
add_button (Gtk::Stock::APPLY, Gtk::RESPONSE_ACCEPT);
set_default_response (Gtk::RESPONSE_ACCEPT);
}
double
ControlPointDialog::get_y_fraction () const
{
return point_->line().string_to_fraction (value_.get_text ());
}