@Override
public void updateMarker(MarkerInfo markerInfo, boolean isDraggable) {
// if the drone hasn't received a gps signal yet
final Coord2D coord = markerInfo.getPosition();
if (coord == null) {
return;
}
final LatLng position = DroneHelper.CoordToLatLng(coord);
Marker marker = mBiMarkersMap.getValue(markerInfo);
if (marker == null) {
marker = new Marker(mMapView, markerInfo.getTitle(), markerInfo.getSnippet(), position);
mMarkersOverlay.addItem(marker);
mBiMarkersMap.put(markerInfo, marker);
} else {
marker.setTitle(markerInfo.getTitle());
marker.setDescription(markerInfo.getSnippet());
marker.setPoint(position);
}
// Update the marker
final Resources res = getResources();
Bitmap markerIcon = markerInfo.getIcon(res);
if (markerIcon == null) {
markerIcon = BitmapFactory.decodeResource(res, R.drawable.ic_action_location);
}
marker.setIcon(new Icon(new BitmapDrawable(res, markerIcon)));
marker.setAnchor(new PointF(markerInfo.getAnchorU(), markerInfo.getAnchorV()));
marker.invalidate();
mMapView.invalidate();
}
@Override
public void onMarkerDragStart(Marker marker) {
if (mMarkerDragListener != null) {
final MarkerInfo markerInfo = mBiMarkersMap.getKey(marker);
markerInfo.setPosition(DroneHelper.ILatLngToCoord(marker.getPoint()));
mMarkerDragListener.onMarkerDragStart(markerInfo);
}
}
@Override
public void removeMarkers(Collection<MarkerInfo> markerInfoList) {
if (markerInfoList == null || markerInfoList.isEmpty()) {
return;
}
final List<Marker> markersToRemove = new ArrayList<Marker>(markerInfoList.size());
for (MarkerInfo markerInfo : markerInfoList) {
final Marker marker = mBiMarkersMap.getValue(markerInfo);
if (marker != null) {
markersToRemove.add(marker);
mBiMarkersMap.removeKey(markerInfo);
}
}
removeMarkersOverlay(markersToRemove);
mMapView.invalidate();
}
@Override
public void onTapMarker(MapView pMapView, final Marker pMarker) {
if (mMarkerClickListener != null) {
mMarkerClickListener.onMarkerClick(mBiMarkersMap.getKey(pMarker));
}
}
@Override
public Set<MarkerInfo> getMarkerInfoList() {
return new HashSet<MarkerInfo>(mBiMarkersMap.keySet());
}
@Override
public void clearMarkers() {
resetMarkersOverlay();
mBiMarkersMap.clear();
mMapView.invalidate();
}