def test_init_geojson(self):
"""Providing the geojson directly, polygons should get added."""
options = {}
mapview = MapView(**options)
geojson = {}
kwargs = {"geojson": geojson}
maplayer = GeoJsonMapLayer(**kwargs)
mapview.add_layer(maplayer)
Clock.tick()
assert maplayer.source == ""
assert maplayer.geojson == geojson
assert len(maplayer.canvas_line.children) == 0
assert len(maplayer.canvas_polygon.children) == 3
assert len(maplayer.g_canvas_polygon.children) == 0
geojson = load_json("maps-devrel-google.json")
kwargs = {"geojson": geojson}
maplayer = GeoJsonMapLayer(**kwargs)
mapview = MapView(**options)
mapview.add_layer(maplayer)
Clock.tick()
assert maplayer.source == ""
assert maplayer.geojson == geojson
assert len(maplayer.canvas_line.children) == 0
assert len(maplayer.canvas_polygon.children) == 3
assert len(maplayer.g_canvas_polygon.children) == 132
options = {}
layer = GeoJsonMapLayer(source=source)
if layer.geojson:
# try to auto center the map on the source
lon, lat = layer.center
options["lon"] = lon
options["lat"] = lat
min_lon, max_lon, min_lat, max_lat = layer.bounds
radius = haversine(min_lon, min_lat, max_lon, max_lat)
zoom = get_zoom_for_radius(radius, lat)
options["zoom"] = zoom
view = MapView(**options)
view.add_layer(layer)
if layer.geojson:
# create marker if they exists
count = 0
def create_marker(feature):
global count
geometry = feature["geometry"]
if geometry["type"] != "Point":
return
lon, lat = geometry["coordinates"]
marker = MapMarker(lon=lon, lat=lat)
view.add_marker(marker)
count += 1
source = sys.argv[1]
options = {}
layer = GeoJsonMapLayer(source=source)
# try to auto center the map on the source
lon, lat = layer.center
options["lon"] = lon
options["lat"] = lat
min_lon, max_lon, min_lat, max_lat = layer.bounds
radius = haversine(min_lon, min_lat, max_lon, max_lat)
zoom = get_zoom_for_radius(radius, lat)
options["zoom"] = zoom
view = MapView(**options)
view.add_layer(layer)
marker_layer = ClusteredMarkerLayer(cluster_radius=200)
view.add_layer(marker_layer)
# create marker if they exists
count = 0
def create_marker(feature):
global count
geometry = feature["geometry"]
if geometry["type"] != "Point":
return
lon, lat = geometry["coordinates"]
marker_layer.add_marker(lon, lat)