def visualize():
center = location_latlongs[1]
m = Map(center=center, zoom=8)
icon1 = Icon(
icon_url='https://img.icons8.com/ultraviolet/40/000000/map-pin.png',
icon_size=[40, 40],
icon_anchor=[20, 40])
icon2 = Icon(
icon_url='https://img.icons8.com/officel/40/000000/map-pin.png',
icon_size=[40, 40],
icon_anchor=[20, 40])
icon3 = Icon(
icon_url=
'http://icons.iconarchive.com/icons/custom-icon-design/flatastic-6/256/Circle-icon.png',
icon_size=[10, 10],
icon_anchor=[5, 5],
shadow_size=[5, 5])
line = Polyline(locations=[[
path_latlongs,
]],
color="#669df6",
fill=False,
weight=2,
stroke=True)
m.add_layer(line)
style = {'text-align': 'left', 'description_width': '150px'}
i = 0
while i < len(location_latlongs):
if i == 0:
message = HTML()
message.placeholder = "Source"
message.description = "Source" + "<br>Node ID: " + location_latlongs[
i][2] + "<br>Lat: " + str(
location_latlongs[i][1]) + "<br>Long: " + str(
location_latlongs[i][0])
message.style = style
marker = Marker(location=location_latlongs[i],
draggable=False,
title="Source",
icon=icon1,
rise_on_hover=True,
z_index_offset=100)
m.add_layer(marker)
marker.popup = message
elif (len(location_latlongs) - i) == 1:
message = HTML()
message.placeholder = "Destination"
message.description = "Destination" + "<br>Node ID: " + location_latlongs[
i][2] + "<br>Lat: " + str(
location_latlongs[i][1]) + "<br>Long: " + str(
location_latlongs[i][0])
message.style = style
marker = Marker(location=location_latlongs[i],
draggable=False,
title="Destination",
icon=icon2,
rise_on_hover=True)
m.add_layer(marker)
marker.popup = message
else:
message = HTML()
message.placeholder = "Waypoint"
message.description = "Waypoint: " + str(
i) + "" + "<br>Node ID: " + location_latlongs[i][
2] + "<br>Lat: " + str(
location_latlongs[i][1]) + "<br>Long: " + str(
location_latlongs[i][0])
message.style = style
marker = Marker(location=location_latlongs[i],
draggable=False,
icon=icon3,
title="Waypoint",
rise_on_hover=True)
m.add_layer(marker)
marker.popup = message
i += 1
return (m)
