def flask_to_geojson(source: MapSource):
if not source.is_loaded:
source.load()
resp = render_geojson(source)
return resp
def get_geojson(request, source: MapSource):
if not source.is_loaded:
source.load()
response = render_geojson(source)
return JsonResponse(response, safe=False)
def get_tile(request, source: MapSource, z=0, x=0, y=0):
if not source.is_loaded:
print(f'Dynamically Loading Data {source.name}', file=sys.stdout)
source.load()
img = render_map(source, x=int(x), y=int(y), z=int(z))
return StreamingHttpResponse(img.to_bytesio(), content_type='image/png')
def flask_to_tile(source: MapSource, z=0, x=0, y=0):
if not source.is_loaded:
print(f'Dynamically Loading Data {source.name}', file=sys.stdout)
source.load()
img = render_map(source, x=int(x), y=int(y), z=int(z))
return send_file(img.to_bytesio(), mimetype='image/png')
def get_image(request, source: MapSource,
xmin=-20e6, ymin=-20e6,
xmax=20e6, ymax=20e6,
height=500, width=500):
if not source.is_loaded:
source.load()
img = render_map(source, xmin=float(xmin), ymin=float(ymin),
xmax=float(xmax), ymax=float(ymax),
height=int(height), width=int(width))
return StreamingHttpResponse(img.to_bytesio(), content_type='image/png')
def flask_to_image(source: MapSource,
xmin=-20e6, ymin=-20e6,
xmax=20e6, ymax=20e6,
height=500, width=500):
if not source.is_loaded:
source.load()
img = render_map(source, xmin=float(xmin), ymin=float(ymin),
xmax=float(xmax), ymax=float(ymax),
height=int(height), width=int(width))
return send_file(img.to_bytesio(), mimetype='image/png')
def flask_to_wms(source: MapSource):
if not source.is_loaded:
source.load()
height = request.args.get('height')
width = request.args.get('width')
bbox = request.args.get('bbox')
xmin, ymin, xmax, ymax = bbox.split(',')
img = render_map(source, xmin=float(xmin), ymin=float(ymin),
xmax=float(xmax), ymax=float(ymax),
height=int(height), width=int(width))
return send_file(img.to_bytesio(), mimetype='image/png')
def get_wms(request, source: MapSource):
if not source.is_loaded:
source.load()
height = request.GET.get('height')
width = request.GET.get('width')
bbox = request.GET.get('bbox', '')
xmin, ymin, xmax, ymax = bbox.split(',')
img = render_map(source, xmin=float(xmin), ymin=float(ymin),
xmax=float(xmax), ymax=float(ymax),
height=int(height), width=int(width))
return StreamingHttpResponse(img.to_bytesio(), content_type='image/png')
def flask_to_geojson(source: MapSource):
if not source.is_loaded:
source.load()
q = request.args.get('q')
limit = request.args.get('limit')
offset = request.args.get('offset')
simplify = request.args.get('simplify')
bbox = request.args.get('bbox')
resp = render_geojson(source)
return resp