Example #1
0
 // Find touched objects if any and emit accessible toast message
 // with it's brief description.
 private void describePointedObjects(RotatedTileBox tb, MotionEvent event) {
   PointF point = new PointF(event.getX(), event.getY());
   List<Object> ns = new ArrayList<Object>();
   Map<Object, IContextMenuProvider> newSelectedObjects =
       new LinkedHashMap<Object, ContextMenuLayer.IContextMenuProvider>();
   for (OsmandMapLayer layer : mapView.getLayers()) {
     if (layer instanceof IContextMenuProvider) {
       ns.clear();
       ((IContextMenuProvider) layer).collectObjectsFromPoint(point, tb, ns);
       for (Object o : ns) {
         newSelectedObjects.put(o, (IContextMenuProvider) layer);
       }
     }
   }
   if (newSelectedObjects.isEmpty()) {
     ns.clear();
     collectObjectsFromPoint(point, tb, ns);
     for (Object o : ns) {
       newSelectedObjects.put(o, this);
     }
   }
   if (different(newSelectedObjects, selectedObjects)) {
     ContextMenuLayer contextMenuLayer = mapView.getLayerByClass(ContextMenuLayer.class);
     if (contextMenuLayer != null) {
       contextMenuLayer.setSelections(newSelectedObjects);
       if (!ns.isEmpty())
         mapView.showMessage(
             mapView.getSettings().USE_SHORT_OBJECT_NAMES.get()
                 ? contextMenuLayer.getSelectedObjectName()
                 : contextMenuLayer.getSelectedObjectDescription());
     }
     selectedObjects = newSelectedObjects;
   }
 }
Example #2
0
 @Override
 public boolean onDown(MotionEvent e) {
   if ((Build.VERSION.SDK_INT >= 14) || mapView.getSettings().SCROLL_MAP_BY_GESTURES.get())
     return fallback.onDown(e);
   ContextMenuLayer contextMenuLayer = mapView.getLayerByClass(ContextMenuLayer.class);
   if (contextMenuLayer != null) contextMenuLayer.setSelections(null);
   selectedObjects = null;
   describePointedObjects(mapView.getCurrentRotatedTileBox(), e);
   return false;
 }