Working towards correct line updates - not tested yet, might create runtime issues

src/libs/opmapcontrol/src/mapwidget/mapgraphicitem.cpp

@@ -28,6 +28,7 @@
 #include "gpsitem.h"
 #include "homeitem.h"
 #include "mapgraphicitem.h"
+#include "waypointlineitem.h"
 
 namespace mapcontrol
 {
@@ -91,6 +92,13 @@ namespace mapcontrol
             GPSItem* wwww=qgraphicsitem_cast<GPSItem*>(i);
             if(wwww)
                 wwww->RefreshPos();
+            QGraphicsItemGroup* wwwww=qgraphicsitem_cast<QGraphicsItemGroup*>(i);
+            if(wwwww)
+                foreach(QGraphicsItem* i, wwwww->childItems())
+                {
+                    WaypointLineItem* line = qgraphicsitem_cast<WaypointLineItem*>(i);
+                    if (line) line->RefreshPos();
+                }
         }
     }
     void MapGraphicItem::ChildPosRefresh()
@@ -109,6 +117,13 @@ namespace mapcontrol
             GPSItem* wwww=qgraphicsitem_cast<GPSItem*>(i);
             if(wwww)
                 wwww->RefreshPos();
+            QGraphicsItemGroup* wwwww=qgraphicsitem_cast<QGraphicsItemGroup*>(i);
+            if(wwwww)
+                foreach(QGraphicsItem* i, wwwww->childItems())
+                {
+                    WaypointLineItem* line = qgraphicsitem_cast<WaypointLineItem*>(i);
+                    if (line) line->RefreshPos();
+                }
         }
     }
     void MapGraphicItem::ConstructLastImage(int const& zoomdiff)

src/libs/opmapcontrol/src/mapwidget/waypointlineitem.cpp

@@ -35,6 +35,23 @@ WaypointLineItem::WaypointLineItem(WayPointItem* wp1, WayPointItem* wp2, QColor
     // Map Zoom and move
 }
 
+void WaypointLineItem::RefreshPos()
+{
+    // Delete if either waypoint got deleted
+    if (!wp1 || !wp2)
+    {
+        this->deleteLater();
+    }
+    else
+    {
+        // Set new pixel coordinates based on new global coordinates
+        core::Point localPoint1 = map->FromLatLngToLocal(wp1->Coord());
+        core::Point localPoint2 = map->FromLatLngToLocal(wp2->Coord());
+
+        setLine(localPoint1.X(), localPoint1.Y(), localPoint2.X(), localPoint2.Y());
+    }
+}
+
 void WaypointLineItem::updateWPValues(WayPointItem* waypoint)
 {
     Q_UNUSED(waypoint);

src/libs/opmapcontrol/src/mapwidget/waypointlineitem.h

@@ -21,6 +21,11 @@ public slots:
     * @param waypoint The waypoint object that just changed
     */
     void updateWPValues(WayPointItem* waypoint);
+    /**
+    * @brief Update waypoint values
+    *
+    */
+    void RefreshPos();
 
 protected:
     internals::PointLatLng point1;