public void addHeatMap(List<GridPoint> gridPointList) { clearMap(); List<LatLng> list = new ArrayList<LatLng>(); LatLngBounds.Builder builder = new LatLngBounds.Builder(); LatLng latLng = null; for (GridPoint gridPoint : gridPointList) { latLng = new LatLng( gridPoint.getLocation().getLatitude().doubleValue(), gridPoint.getLocation().getLongitude().doubleValue()); list.add(latLng); builder.include(latLng); } if (list.size() < 1) { return; } mProvider = new HeatmapTileProvider.Builder().data(list).build(); mOverlay = googleMap.addTileOverlay(new TileOverlayOptions().tileProvider(mProvider)); 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(latLng).zoom(zoomLevel).bearing(0).tilt(45).build(); googleMap.animateCamera(CameraUpdateFactory.newCameraPosition(cameraPosition)); } markersDisplayed = false; heatmapDisplayed = true; clusterDisplayed = false; }
public void addCluster(List<GridPoint> complaintDtos) { clearMap(); GoogleMapCluster googleMapCluster; LatLngBounds.Builder builder = new LatLngBounds.Builder(); ClusterManager<GoogleMapCluster> mClusterManager; mClusterManager = new ClusterManager<GoogleMapCluster>(getActivity(), googleMap); googleMap.setOnCameraChangeListener(mClusterManager); googleMap.setOnMarkerClickListener(mClusterManager); for (GridPoint complaintDto : complaintDtos) { googleMapCluster = new GoogleMapCluster( complaintDto.getLocation().getLatitude().doubleValue(), complaintDto.getLocation().getLongitude().doubleValue()); mClusterManager.addItem(googleMapCluster); builder.include(googleMapCluster.getPosition()); } if (complaintDtos.size() > 1) { LatLngBounds bounds = builder.build(); CameraUpdate cu = CameraUpdateFactory.newLatLngBounds(bounds, 0); googleMap.animateCamera(cu); } else if (complaintDtos.size() > 0) { CameraPosition cameraPosition = new CameraPosition.Builder() .target( new LatLng( complaintDtos.get(0).getLocation().getLatitude().doubleValue(), complaintDtos.get(0).getLocation().getLongitude().doubleValue())) .zoom(zoomLevel) .bearing(0) .tilt(45) .build(); googleMap.animateCamera(CameraUpdateFactory.newCameraPosition(cameraPosition)); } markersDisplayed = false; heatmapDisplayed = false; clusterDisplayed = true; }
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; }