Complete Qt6 migration: full clean build green across groups G1-G12 incl. runtime plugin set

new_docker_build.sh gains Group 12 (212 GUI/Data plugins); fixes LtsUtilsGuiDds visibility (LTO-stripped exports), LtsProjectionWorkstation unity name shadow, 6 unity-off dirs (dup file-scope statics, ddsftc INTERFACE sources) and reconfigures BUILD_FILTERMANAGEMENT/BUILD_PLUGINS_SERVICEMONITOR=ON

qt6-after/qt6-migrated-legatus/Lts/Viewer/SituationMap/Utils/mouse_move_overlay.h

@@ -0,0 +1,57 @@
+/**
+  * @RDE_HEADER@
+  * MouseMoveOverlay
+  * $Id$
+  * $HeadURL$
+  * $Author$
+  */
+
+#pragma once
+
+#include <QGraphicsItem>
+
+namespace EsriRuntimeQt
+{
+class MapGraphicsView;
+}
+
+//----------------------------------------------------------------------------
+namespace SituationMap
+{
+
+class MapImpl;
+
+class MouseMoveOverlay : public QGraphicsItem
+{
+  //    Q_OBJECT
+public:
+
+  explicit MouseMoveOverlay(MapImpl *mapImpl);
+  virtual ~MouseMoveOverlay();
+
+signals:
+  //    void mousePositionChanged(const QPointF& screenPos, QPointF& mapPos);
+  //    void mousePositionChanged();
+
+protected:
+  QRectF boundingRect() const;
+  void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
+  void hoverMoveEvent(QGraphicsSceneHoverEvent *event);
+
+private :
+
+  MouseMoveOverlay(const MouseMoveOverlay &other)           = delete;
+  MouseMoveOverlay &operator=(const MouseMoveOverlay &other) = delete;
+
+  class Private;
+  /**
+      * The private d-pointer to not break BC when changing internals of this class
+     */
+  Private *d = nullptr;
+};
+
+
+
+} // namespace SituationMap
+
+