02. Analysis Seoul Crime (folium)

import folium
import pandas as pd 
import json 
import googlemaps

gmaps_key = " "
gmaps = googlemaps.Client(key=gmaps_key)

folium.Map()

location: tuple or list, default None
    Latitude and Longitude of Map (Northing, Easting).

m = folium.Map(location=[37.544564958079896, 127.05582307754338], zoom_start=14) 
m

tiles option

- "OpenStreetMap"
- "Mapbox Bright" (Limited levels of zoom for free tiles)
- "Mapbox Control Room" (Limited levels of zoom for free tiles)
- "Stamen" (Terrain, Toner, and Watercolor)
- "Cloudmade" (Must pass API key)
- "Mapbox" (Must pass API key)
- "CartoDB" (positron and dark_matter)

m = folium.Map(
    location=[37.544564958079896, 127.05582307754338], 
    zoom_start=14,
    tiles="OpenStreetMap"
) 
m

folium.Marker()

• 지도에 마커 생성

m = folium.Map(
    location=[37.544564958079896, 127.05582307754338], 
    zoom_start=14,
    tiles="OpenStreetMap"
) 

# 뚝섬역 
folium.Marker((37.54712311308356, 127.04721916917774)).add_to(m)

# 성수역 
folium.Marker(
    location=[37.544564958079896, 127.05582307754338],
    popup="<b>Subway</b>"
).add_to(m)

# tooltip 
folium.Marker(
    location=[37.544564958079896, 127.05582307754338],
    popup="<b>Subway</b>",
    tooltip="<i>성수역</i>"
).add_to(m)

# html  
folium.Marker(
    location=[37.54558642069953, 127.05729705810472],
    popup="<a href='https://zero-base.co.kr/' target=_'blink'>제로베이스</a>",
    tooltip="<i>Zerobase</i>"
).add_to(m)

m

folium.Icon()

• https://fontawesome.com/v5.15/icons?d=gallery&p=2&m=free
• https://getbootstrap.com/docs/3.3/components/

m = folium.Map(
    location=[37.544564958079896, 127.05582307754338], 
    zoom_start=14,
    tiles="OpenStreetMap"
) 

# icon basic  
folium.Marker(
    (37.54712311308356, 127.04721916917774), 
    icon=folium.Icon(color="black", icon='info-sign')
).add_to(m)

# icon icon_color
folium.Marker(
    location=[37.544564958079896, 127.05582307754338],
    popup="<b>Subway</b>",
    tooltip="icon color",
    icon=folium.Icon(
        color="red",
        icon_color="blue",
        icon="cloud")
).add_to(m)

# Icon custom 
folium.Marker(
    location=[37.54035903907497, 127.06913328776446], 
    popup="건대입구역",
    tooltip="Icon custom",
    icon=folium.Icon(
        color="purple",
        icon_color="white",
        icon="glyphicon glyphicon-cloud",
        angle=50,
        prefix="glyphicon")
).add_to(m)

m

folium.ClickForMarker()

• 지도위에 마우스로 클릭했을 때 마커를 생성해줍니다

m = folium.Map(
    location=[37.544564958079896, 127.05582307754338], 
    zoom_start=14,
    tiles="OpenStreetMap"
) 

m.add_child(folium.ClickForMarker(popup="ClickForMarker"))

folium.LatLngPopup()

• 지도를 마우스로 클릭했을 때 위도 경도 정보를 반환해줍니다

m = folium.Map(
    location=[37.544564958079896, 127.05582307754338], 
    zoom_start=14,
    tiles="OpenStreetMap"
) # 0 ~ 18 

m.add_child(folium.LatLngPopup())

folium.Circle(), folium.CircleMarker()

m = folium.Map(
    location=[37.55068861733562, 127.04420997492151], 
    zoom_start=14,
    tiles="OpenStreetMap"
) 


# Circle 
folium.Circle(
    location=[37.555243442409406, 127.04370422643919], 
    radius=100, 
    fill=True,
    color="#eb9e34",
    fill_color="red",
    popup="Circle Popup",
    tooltip="Circle Tooltip"
).add_to(m)

# CircleMarker
folium.CircleMarker(
    location=[37.54347089498245, 127.04439204503049], 
    radius=100, 
    fill=True,
    color="#34ebc6",
    fill_color="#c634eb",
    popup="CircleMarker Popup",
    tooltip="CircleMarker Tooltip"
).add_to(m)

m

folium.Choropleth

m = folium.Map([43, -102], zoom_start=3)

folium.Choropleth(
    geo_data="data/02. us-states.json",
    data=state_data, 
    columns=["State", "Unemployment"], 
    key_on="feature.id",
    fill_color="BuPu",
    fill_opacity=0.5, 
    line_opacity=0.2,
    legend_name="Unemployment rate (%)"    
).add_to(m)

m