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mirror of git://projects.qi-hardware.com/nanomap.git synced 2024-11-28 00:04:05 +02:00
nanomap/gpslayer.cpp
2010-07-21 21:18:51 +02:00

121 lines
3.0 KiB
C++

/*
* Copyright 2010 Niels Kummerfeldt <niels.kummerfeldt@tu-harburg.de>
*
* 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 "gpslayer.h"
#include "gpsclient.h"
#include "mapwidget.h"
#include <QtCore/QPoint>
GpsLayer::GpsLayer(MapWidget *map) :
AbstractLayer(map),
m_gps(new GpsClient(this)),
m_pos(QPointF(9.8, 54)),
m_alt(0),
m_track(0),
m_speed(0)
{
setVisible(false);
connect(m_gps, SIGNAL(position(QPointF)), this, SLOT(position(QPointF)));
connect(m_gps, SIGNAL(altitude(qreal)), this, SLOT(altitude(qreal)));
connect(m_gps, SIGNAL(direction(qreal)), this, SLOT(direction(qreal)));
connect(m_gps, SIGNAL(speed(qreal)), this, SLOT(speed(qreal)));
connect(m_gps, SIGNAL(connected()), this, SLOT(connected()));
connect(m_gps, SIGNAL(disconnected()), this, SLOT(disconnected()));
m_gps->connectGps();
}
void GpsLayer::triggerAction()
{
if (isVisible()) {
map()->centerOnGeoPos(m_pos.x(), m_pos.y());
}
}
void GpsLayer::keyPressed(QKeyEvent *event)
{
if (event->modifiers() == Qt::NoModifier &&
event->key() == Qt::Key_G) {
triggerAction();
}
}
void GpsLayer::paint(QPainter *painter)
{
QPoint pos = map()->geo2screen(m_pos.x(), m_pos.y());
painter->setRenderHint(QPainter::Antialiasing, true);
painter->setPen(QPen(QColor(0, 0, 255, 110), 4));
painter->drawEllipse(pos, 8, 8);
painter->setPen(QPen(QColor(0, 0, 255, 210), 2, Qt::SolidLine, Qt::RoundCap, Qt::MiterJoin));
painter->translate(pos);
painter->rotate(m_track);
painter->drawLine(QPoint(4, 3), QPoint(0, -7));
painter->drawLine(QPoint(-4, 3), QPoint(0, -7));
painter->drawLine(QPoint(4, 3), QPoint(0, 0));
painter->drawLine(QPoint(-4, 3), QPoint(0, 0));
}
void GpsLayer::position(const QPointF &pos)
{
m_pos = pos;
if (isVisible()) {
map()->update();
}
}
void GpsLayer::altitude(qreal alt)
{
m_alt = alt;
if (isVisible()) {
map()->update();
}
}
void GpsLayer::direction(qreal track)
{
m_track = track;
if (isVisible()) {
map()->update();
}
}
void GpsLayer::speed(qreal speed)
{
m_speed = speed;
if (isVisible()) {
map()->update();
}
}
void GpsLayer::connected()
{
setVisible(true);
map()->update();
}
void GpsLayer::disconnected()
{
setVisible(false);
map()->update();
}