subsurface/qt-ui/globe.h
Dirk Hohndel d541c2b601 Add helper function to determine the distance between two points
And use this to find a dive site within a certain radius of a GPS fix.
This will be used to figure out if dive sites might be the same.

This uses a new Qt5 component (Positioning) which was added in Qt5.2.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
2015-06-10 11:51:15 -07:00

80 lines
1.7 KiB
C++

#ifndef GLOBE_H
#define GLOBE_H
#include <stdint.h>
#ifndef NO_MARBLE
#include <marble/MarbleWidget.h>
#include <marble/GeoDataCoordinates.h>
#include <QHash>
namespace Marble{
class GeoDataDocument;
}
class KMessageWidget;
using namespace Marble;
struct dive;
class GlobeGPS : public MarbleWidget {
Q_OBJECT
public:
using MarbleWidget::centerOn;
GlobeGPS(QWidget *parent = 0);
void reload();
bool eventFilter(QObject *, QEvent *);
protected:
/* reimp */ void resizeEvent(QResizeEvent *event);
/* reimp */ void mousePressEvent(QMouseEvent *event);
/* reimp */ void contextMenuEvent(QContextMenuEvent *);
private:
GeoDataDocument *loadedDives;
KMessageWidget *messageWidget;
QTimer *fixZoomTimer;
int currentZoomLevel;
bool needResetZoom;
bool editingDiveLocation;
bool doubleClick;
signals:
void coordinatesChanged();
public
slots:
void repopulateLabels();
void changeDiveGeoPosition(qreal lon, qreal lat, GeoDataCoordinates::Unit);
void mouseClicked(qreal lon, qreal lat, GeoDataCoordinates::Unit);
void fixZoom();
void zoomOutForNoGPS();
void prepareForGetDiveCoordinates();
void endGetDiveCoordinates();
void centerOnDiveSite(uint32_t uuid);
};
#else // NO_MARBLE
/* Dummy widget for when we don't have MarbleWidget */
#include <QLabel>
class GlobeGPS : public QLabel {
Q_OBJECT
public:
GlobeGPS(QWidget *parent);
void reload();
void repopulateLabels();
void centerOnDiveSite(uint32_t uuid);
void centerOnCurrentDive();
bool eventFilter(QObject *, QEvent *);
public
slots:
void prepareForGetDiveCoordinates();
void endGetDiveCoordinates();
};
#endif // NO_MARBLE
extern "C" double getDistance(int lat1, int lon1, int lat2, int lon2);
#endif // GLOBE_H