@Override
public void updateLocationMarker(Location location) {
if (locationChangedListener != null) {
currentUserLocation = location;
locationChangedListener.onLocationChanged(location);
}
// Update clickable area
LatLng userPosition = getUserLocation(location);
if (userPositionClickArea == null) {
MarkerOptions markerOptions = new MarkerOptions();
markerOptions.position(userPosition);
markerOptions.anchor(0.4f, 0.4f); // strange google maps bug
markerOptions.icon(BitmapDescriptorFactory.fromBitmap(clickableBitmap));
userPositionClickArea = googleMap.addMarker(markerOptions);
} else {
userPositionClickArea.setPosition(userPosition);
}
if (userPositionClickArea2 == null) {
MarkerOptions markerOptions = new MarkerOptions();
markerOptions.position(userPosition);
markerOptions.anchor(0.6f, 0.6f); // strange google maps bug
markerOptions.icon(BitmapDescriptorFactory.fromBitmap(clickableBitmap));
userPositionClickArea2 = googleMap.addMarker(markerOptions);
} else {
userPositionClickArea2.setPosition(userPosition);
}
}
private Boolean updateMarkers(ReadableArray markerArray) {
try {
// First clear all markers from the map
for (Marker marker : mapMarkers) {
marker.remove();
}
mapMarkers.clear();
markerLookup.clear();
// All markers to map
for (int i = 0; i < markerArray.size(); i++) {
ReadableMap markerJson = markerArray.getMap(i);
if (markerJson.hasKey("coordinates")) {
Marker marker = map.addMarker(createMarker(markerJson));
if (markerJson.hasKey("id")) {
// As we have to lookup it either way, switch it around
markerLookup.put(marker.getId(), markerJson.getString("id"));
markerLookup.put(markerJson.getString("id"), marker.getId().replace("m", ""));
}
mapMarkers.add(marker);
} else break;
}
return true;
} catch (Exception e) {
e.printStackTrace();
return false;
}
}
public void addMarker(ReadableMap config) {
MarkerOptions options = createMarker(config);
Marker marker = map.addMarker(options);
mapMarkers.add(marker);
if (config.hasKey("id")) {
// As we have to lookup it either way, switch it around
markerLookup.put(marker.getId(), config.getString("id"));
markerLookup.put(config.getString("id"), marker.getId().replace("m", ""));
}
}
private boolean onLocationMarkerTap(Marker marker) {
if (userPositionClickArea == null) return false;
if (userPositionClickArea2 == null) return false;
if (marker.getId().equals(userPositionClickArea.getId())
|| marker.getId().equals(userPositionClickArea2.getId())) {
if (locationMarkerTapListener != null) locationMarkerTapListener.onMarkerTapped();
return true;
}
return false;
}
private Boolean zoomOnMarkers() {
try {
int padding = 150;
LatLngBounds.Builder builder = new LatLngBounds.Builder();
for (Marker marker : mapMarkers) {
builder.include(marker.getPosition());
}
LatLngBounds bounds = builder.build();
CameraUpdate cu = CameraUpdateFactory.newLatLngBounds(bounds, padding);
map.animateCamera(cu);
return true;
} catch (Exception e) {
e.printStackTrace();
return false;
}
}
@ReactProp(name = PROP_CLICK_MARKER)
public void setPropClickMarker(MapView view, @Nullable Integer clickMarker) {
WritableMap properties = getProperties();
String key = String.valueOf(clickMarker);
if (clickMarker == null) {
if (properties.hasKey(PROP_CLICK_MARKER)) {
if (markerLookup.containsKey(String.valueOf(properties.getInt(PROP_CLICK_MARKER)))) {
Marker marker =
mapMarkers.get(
Integer.parseInt(
markerLookup.get(String.valueOf(properties.getInt(PROP_CLICK_MARKER)))));
marker.hideInfoWindow();
Log.i(REACT_CLASS, "hideInfoWindow");
}
}
} else {
properties.putInt(PROP_CLICK_MARKER, clickMarker);
if (markerLookup.containsKey(key)) {
Marker marker = mapMarkers.get(Integer.parseInt(markerLookup.get(key)));
marker.showInfoWindow();
Log.i(REACT_CLASS, "showInfoWindow" + String.valueOf(marker));
}
}
}
public void updateMarkerLocation(double lat, double lng) {
LatLng location = new LatLng(lat, lng);
if (marker == null) {
markerOptions = new MarkerOptions();
markerOptions.visible(true);
markerOptions.position(location);
markerOptions.draggable(draggable);
marker = googleMap.addMarker(markerOptions);
}
CameraPosition cameraPosition =
new CameraPosition.Builder().target(location).zoom(zoomLevel).bearing(0).tilt(45).build();
googleMap.animateCamera(CameraUpdateFactory.newCameraPosition(cameraPosition));
marker.setPosition(location);
}
public void addMarkers(List<GridPoint> gridPointList, List<PointEntity> pointEntityList) {
clearMap();
Marker m;
LatLngBounds.Builder builder = new LatLngBounds.Builder();
for (GridPoint gridPoint : gridPointList) {
Bitmap icon =
gridPoint.getScore() > 10
? gridPoint.getScore() > 20
? BitmapFactory.decodeResource(getResources(), R.drawable.red_dot)
: BitmapFactory.decodeResource(getResources(), R.drawable.yellow_dot)
: BitmapFactory.decodeResource(getResources(), R.drawable.green_dot);
float hue =
gridPoint.getScore() > 10
? gridPoint.getScore() > 20
? BitmapDescriptorFactory.HUE_RED
: BitmapDescriptorFactory.HUE_YELLOW
: BitmapDescriptorFactory.HUE_GREEN;
markerOptions = new MarkerOptions();
markerOptions.visible(true);
markerOptions.position(
new LatLng(
gridPoint.getLocation().getLatitude().doubleValue(),
gridPoint.getLocation().getLongitude().doubleValue()));
markerOptions.draggable(false);
markerOptions.icon(BitmapDescriptorFactory.fromBitmap(icon));
// markerOptions.icon(BitmapDescriptorFactory.defaultMarker(hue));
m = googleMap.addMarker(markerOptions);
gridMap.put(m.getId(), gridPoint);
builder.include(m.getPosition());
}
for (PointEntity pointEntity : pointEntityList) {
Bitmap icon =
pointEntity.getPointType().equals(PointType.PERSON)
? BitmapFactory.decodeResource(getResources(), R.drawable.man)
: pointEntity.getPointType().equals(PointType.POLICE_STATION)
? BitmapFactory.decodeResource(getResources(), R.drawable.police)
: BitmapFactory.decodeResource(getResources(), R.drawable.hospital);
markerOptions = new MarkerOptions();
markerOptions.visible(true);
markerOptions.position(
new LatLng(
pointEntity.getLocation().getLatitude().doubleValue(),
pointEntity.getLocation().getLongitude().doubleValue()));
markerOptions.draggable(false);
markerOptions.icon(BitmapDescriptorFactory.fromBitmap(icon));
m = googleMap.addMarker(markerOptions);
pointMap.put(m.getId(), pointEntity);
builder.include(m.getPosition());
}
if (gridPointList.size() > 1) {
LatLngBounds bounds = builder.build();
CameraUpdate cu = CameraUpdateFactory.newLatLngBounds(bounds, 0);
googleMap.animateCamera(cu);
} else if (gridPointList.size() > 0) {
CameraPosition cameraPosition =
new CameraPosition.Builder()
.target(
new LatLng(
gridPointList.get(0).getLocation().getLatitude().doubleValue(),
gridPointList.get(0).getLocation().getLongitude().doubleValue()))
.zoom(zoomLevel)
.bearing(0)
.tilt(45)
.build();
googleMap.animateCamera(CameraUpdateFactory.newCameraPosition(cameraPosition));
}
markersDisplayed = true;
heatmapDisplayed = false;
clusterDisplayed = false;
}
public double getMarkerLongitude() {
return marker.getPosition().longitude;
}
public double getMarkerLatitude() {
return marker.getPosition().latitude;
}
public void makeMarkerDraggable() {
draggable = true;
if (marker != null) {
marker.setDraggable(true);
}
}