mirror of
git://projects.qi-hardware.com/nanomap.git
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134 lines
3.3 KiB
C++
134 lines
3.3 KiB
C++
/*
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* Copyright 2010 Niels Kummerfeldt <niels.kummerfeldt@tu-harburg.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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#include "gpslayer.h"
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#include "gpsclient.h"
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#include "mapwidget.h"
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#include <QtCore/QPoint>
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GpsLayer::GpsLayer(MapWidget *map) :
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AbstractLayer(map),
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m_gps(new GpsClient(this)),
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m_pos(QPointF(0, 0)),
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m_alt(0),
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m_track(0),
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m_speed(0),
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m_fix(false)
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{
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setVisible(false);
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connect(m_gps, SIGNAL(position(QPointF)), this, SLOT(position(QPointF)));
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connect(m_gps, SIGNAL(altitude(qreal)), this, SLOT(altitude(qreal)));
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connect(m_gps, SIGNAL(direction(qreal)), this, SLOT(direction(qreal)));
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connect(m_gps, SIGNAL(speed(qreal)), this, SLOT(speed(qreal)));
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connect(m_gps, SIGNAL(connected()), this, SLOT(connected()));
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connect(m_gps, SIGNAL(disconnected()), this, SLOT(disconnected()));
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connect(m_gps, SIGNAL(fixed(bool)), this, SLOT(fixed(bool)));
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m_gps->connectGps();
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}
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void GpsLayer::triggerAction()
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{
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if (isVisible()) {
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map()->centerOnGeoPos(m_pos.x(), m_pos.y());
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}
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}
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void GpsLayer::keyPressed(QKeyEvent *event)
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{
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if (event->modifiers() == Qt::NoModifier &&
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event->key() == Qt::Key_G) {
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triggerAction();
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}
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}
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void GpsLayer::paint(QPainter *painter)
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{
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QPoint pos = map()->geo2screen(m_pos.x(), m_pos.y());
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painter->setRenderHint(QPainter::Antialiasing, true);
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painter->setPen(QPen(QColor(0, 0, 255, 110), 4));
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painter->drawEllipse(pos, 8, 8);
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if (m_fix) {
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painter->setPen(QPen(QColor(0, 0, 255, 210), 2, Qt::SolidLine, Qt::RoundCap, Qt::MiterJoin));
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painter->translate(pos);
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painter->rotate(m_track);
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painter->drawLine(QPoint(4, 3), QPoint(0, -7));
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painter->drawLine(QPoint(-4, 3), QPoint(0, -7));
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painter->drawLine(QPoint(4, 3), QPoint(0, 0));
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painter->drawLine(QPoint(-4, 3), QPoint(0, 0));
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} else {
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painter->drawText(pos.x()-8, pos.y()-8, 16, 16, Qt::AlignCenter, "?");
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}
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}
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void GpsLayer::position(const QPointF &pos)
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{
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m_pos = pos;
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if (isVisible()) {
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map()->update();
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}
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}
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void GpsLayer::altitude(qreal alt)
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{
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m_alt = alt;
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if (isVisible()) {
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map()->update();
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}
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}
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void GpsLayer::direction(qreal track)
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{
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m_track = track;
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if (isVisible()) {
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map()->update();
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}
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}
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void GpsLayer::speed(qreal speed)
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{
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m_speed = speed;
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if (isVisible()) {
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map()->update();
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}
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}
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void GpsLayer::connected()
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{
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setVisible(true);
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map()->update();
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}
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void GpsLayer::disconnected()
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{
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setVisible(false);
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map()->update();
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}
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void GpsLayer::fixed(bool fix)
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{
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m_fix = fix;
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if (isVisible()) {
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map()->update();
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}
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}
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