Initial commit

Lts/Viewer/SituationMap/MapImpl/location_to_elevation_helper.h

@@ -0,0 +1,83 @@
+/**
+  * @RDE_HEADER@
+  * LocationToElevationHelper
+  * $Id$
+  * $HeadURL$
+  * $Author$
+  */
+
+#pragma once
+
+#include "screen_location_elevation_helper_base.h"
+#include <Map/map.h>
+#include <Common/situation_map_logging.h>
+
+
+#define USE_ELEVATION_MAP_AS_WORKAROUND // ToDo: remove if Esri-Surface will work without crash
+
+
+// Qt
+#include <QObject>
+
+
+namespace Esri {
+namespace ArcGISRuntime
+{
+class Surface;
+class Point;
+class SpatialReference;
+}
+}
+
+
+//----------------------------------------------------------------------------
+namespace SituationMap
+{
+/**
+ * @brief The ScreenToLocationHelper class helps to assign the (global) requests location_to_elevation to the right caller
+ */
+class SITUATIONMAP_EXPORT LocationToElevationHelper : public ScreenLocationElevationHelperBase
+{
+  Q_OBJECT
+
+  using BaseClass = ScreenLocationElevationHelperBase;
+
+public:
+  /*! \name Construction, Destruction */
+  //@{
+  explicit LocationToElevationHelper(QObject *parent = nullptr);
+  ~LocationToElevationHelper();
+
+  bool init(Map *map,
+            Esri::ArcGISRuntime::Surface *surface,
+            const Esri::ArcGISRuntime::SpatialReference &spatialReference);
+
+  LocationToElevationHelper(const LocationToElevationHelper &other)     = delete;
+  LocationToElevationHelper &operator=(LocationToElevationHelper &other) = delete;
+  //@}
+
+  void stop();
+
+  void locationToElevation(const QPointF &mapLocation);
+  void locationToElevation(const Esri::ArcGISRuntime::Point &esriMapLocation);
+
+  void mainComputation() override;
+
+Q_SIGNALS:
+  void elevationCompleted(double elevation);
+
+private Q_SLOTS:
+  void onLocationToElevationCompleted(const QUuid &taskId, double elevation);
+
+protected:
+  LOGGER_T m_logger;      ///< Interface of the Logging-Facility
+
+  class Private;
+  /**
+      * The private d->pointer to not break BC when changing internals of this class
+     */
+  Private *d = nullptr;
+};
+
+} // namespace SituationMap
+