waypointdialog.cpp

开源的电子海图程序

/* GHelm - Nautical Navigation Software
 * Copyright (C) 2005 Jon Michaelchuck
 *
 * This application is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License version 2
 * as published by the Free Software Foundation.
 *
 * This software 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 software; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA.
 */


#include "waypointdialog.h"
#include "util.h"

/**
 * Constructor
 */
WaypointDialog::WaypointDialog()
{
    set_title("Edit Waypoint");
    add_button(Gtk::Stock::OK, Gtk::RESPONSE_OK);
    add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);

    Gtk::VBox *vbox = get_vbox();

    Gtk::HBox *name_box = manage(new Gtk::HBox());
    Gtk::HBox *lat_box = manage(new Gtk::HBox());
    Gtk::HBox *long_box = manage(new Gtk::HBox());

    Gtk::Label *name_label = manage(new Gtk::Label("Name:      "));
    Gtk::Label *lat_label = manage(new Gtk::Label("Latitude:   "));
    Gtk::Label *long_label = manage(new Gtk::Label("Longitude: "));

    name_box->add(*name_label);
    name_box->add(name_entry);
    lat_box->add(*lat_label);
    lat_box->add(lat_deg_entry);
    lat_box->add(lat_min_entry);
    long_box->add(*long_label);
    long_box->add(long_deg_entry);
    long_box->add(long_min_entry);

    vbox->add(*name_box);
    vbox->add(*lat_box);
    vbox->add(*long_box);
}

/**
 * Destructor
 */
WaypointDialog::~WaypointDialog()
{
}

/**
 * Run the dialog
 * @param x x position to add point
 * @param y y position to add point
 * @return waypoint added
 */
waypoint_t *WaypointDialog::Run(double x, double y)
{
    std::pair<std::string, std::string> longitude = GetLongLatStringPair(x);
    std::pair<std::string, std::string> latitude = GetLongLatStringPair(y);

    long_deg_entry.set_text(longitude.first);
    long_min_entry.set_text(longitude.second);

    lat_deg_entry.set_text(latitude.first);
    lat_min_entry.set_text(latitude.second);

    show_all();
    switch (Gtk::Dialog::run())
    {
        case Gtk::RESPONSE_OK:
            waypoint.longlat[0] =
                            (atof(long_deg_entry.get_text().c_str()) * 60) +
                            (atof(long_min_entry.get_text().c_str()));
            waypoint.longlat[1] =
                            (atof(lat_deg_entry.get_text().c_str()) * 60) +
                            (atof(lat_min_entry.get_text().c_str()));
            waypoint.name = name_entry.get_text();
            break;
        default:
            return NULL;
    }

    return &waypoint;
}