/*
 * Stellarium
 * Copyright (C) 2008 Fabien Chereau
 * 
 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

#include "MapLabel.hpp"
#include <QDebug>
#include <QMouseEvent>

MapLabel::MapLabel(QWidget *parent) : QLabel(parent)
{
	cursor = new QLabel(this);
	cursor->setPixmap(QPixmap(":/graphicGui/map-pointeur.png"));
	cursor->resize(cursor->pixmap()->size());
	cursor->show();
}

MapLabel::~MapLabel()
{
}

void MapLabel::setCursorPos(double longitude, double latitude)
{
	const int x = (int)((longitude+180.)/360.*size().width());
	const int y = (int)((latitude-90.)/-180.*size().height());
	cursor->move(x-cursor->size().width()/2, y-cursor->size().height()/2);
}

void MapLabel::mousePressEvent(QMouseEvent* event)
{
	const double lon = ((double)event->pos().x())/size().width()*360.-180.;
	const double lat = 90.-((double)event->pos().y())/size().height()*180.;
	emit(positionChanged(lon, lat));
}