Viewer3DManager.h

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#pragma once
 
#include <QtCore/QObject>
#include <QtPositioning/QGeoCoordinate>
#include <QtQmlIntegration/QtQmlIntegration>
 
class QVariant;
class Vehicle;
class Viewer3DMapProvider;
 
class Viewer3DManager : public QObject
{
    Q_OBJECT
    QML_NAMED_ELEMENT(QGCViewer3DManager)
    QML_SINGLETON
    Q_MOC_INCLUDE("Viewer3DMapProvider.h")
 
    Q_PROPERTY(Viewer3DMapProvider *mapProvider  READ mapProvider  CONSTANT)
    Q_PROPERTY(QGeoCoordinate       gpsRef      READ gpsRef       NOTIFY gpsRefChanged)
    Q_PROPERTY(DisplayMode          displayMode READ displayMode  NOTIFY displayModeChanged)
    Q_PROPERTY(bool vehicleOutsideMapRegion READ vehicleOutsideMapRegion NOTIFY vehicleOutsideMapRegionChanged)
 
public:
    enum DisplayMode {
        Map,
        View3D,
    };
    Q_ENUM(DisplayMode)
 
    explicit Viewer3DManager(QObject *parent = nullptr);
 
    Viewer3DMapProvider *mapProvider() const { return _mapProvider; }
    QGeoCoordinate gpsRef() const { return _gpsRef; }
    DisplayMode displayMode() const { return _displayMode; }
    bool vehicleOutsideMapRegion() const { return _vehicleOutsideMapRegion; }
 
    static bool coordinateWithinRegion(const QGeoCoordinate &coordinate, const QGeoCoordinate &bbMin, const QGeoCoordinate &bbMax);
 
    Q_INVOKABLE void setDisplayMode(DisplayMode mode);
 
signals:
    void gpsRefChanged();
    void displayModeChanged();
    void vehicleOutsideMapRegionChanged();
 
private:
    enum class GpsRefSource {
        None,
        Map,
        Vehicle,
    };
 
    void _onGpsRefChanged(const QGeoCoordinate &newGpsRef, bool isRefSet);
    void _onActiveVehicleChanged(Vehicle *vehicle);
    void _onActiveVehicleCoordinateChanged(const QGeoCoordinate &newCoordinate);
    void _onEnabledChanged(const QVariant &value);
    void _updateVehicleOutsideMapRegion();
 
    Viewer3DMapProvider *_mapProvider = nullptr;
    Vehicle *_activeVehicle = nullptr;
 
    QGeoCoordinate _gpsRef;
    GpsRefSource _gpsRefSource = GpsRefSource::None;
    DisplayMode _displayMode = DisplayMode::Map;
    bool _vehicleOutsideMapRegion = false;
};