【python】使用folium excel 绘制point

版权声明： https://blog.csdn.net/staHuri/article/details/80842679

使用folium excel 绘制point

制作内容

• 根据气象台资料获得的点进行绘制
• 对一个特殊的点做特别的标注
• 数据来源

#!/usr/bin/env python
# -*- coding: utf-8 -*-
# @File  : map03.py
# @Author: huifer
# @Date  : 2018/6/28
import pandas as pd
import math
import folium


def degree_conversion_decimal(x):
    """
    度分转换成十进制
    :param x: float
    :return: integer float
    """
    integer = int(x)
    integer = integer + (x - integer) * 1.66666667
    return integer


def distance(origin, destination):
    """
    经纬度计算两点距离
    :param origin:
    :param destination:
    :return:
    """
    lat1, lon1 = origin
    lat2, lon2 = destination
    radius = 6371  # km

    dlat = math.radians(lat2 - lat1)
    dlon = math.radians(lon2 - lon1)
    a = math.sin(dlat / 2) * math.sin(dlat / 2) + math.cos(math.radians(lat1)) \
        * math.cos(math.radians(lat2)) * math.sin(dlon / 2) * math.sin(dlon / 2)
    c = 2 * math.atan2(math.sqrt(a), math.sqrt(1 - a))
    d = radius * c

    return d


# 数据准备
data = pd.read_excel('SURF_CHN_MUL_HOR_STATION.xlsx')

# 修改成十进制 以及保留1一位小数
data['经度'] = data['经度'].apply(degree_conversion_decimal)
data['纬度'] = data['纬度'].apply(degree_conversion_decimal)
data['观测场拔海高度（米）'] = data['观测场拔海高度（米）'].apply(lambda x: round(x, 1))
data['气压传感器拔海高度（米）'] = data['气压传感器拔海高度（米）'].apply(lambda x: round(x, 1))

# 保存新的文件
# data.to_csv('气象站信息十进制.csv')

data["距离杭州(km)"] = data.apply(lambda r: distance((r['纬度'], r['经度']), (30.14, 120.1)), axis=1)
# print(data[data['距离杭州(km)']<100].sort_values('距离杭州(km)'))
# 选择除了杭州以外的内容
selected_st = data[data['距离杭州(km)'] < 100].sort_values('距离杭州(km)').iloc[1::]

# 展示地图

# 提取数据
hzdata = data.ix[data['站名'] == '杭州', ['站名', '纬度', '经度']]
myMap = folium.Map(location=[hzdata.iloc[0]['纬度'], hzdata.iloc[0]['经度']])

icon_hz = dict(
    prefix='fa', color='red', icon_color='darkred', icon='cny'
)
icon = folium.Icon(**icon_hz)

folium.Marker(
    location=[hzdata.iloc[0]['纬度'], hzdata.iloc[0]['经度']],
    popup="杭州",
    icon=icon
).add_to(myMap)

for i in range(len(selected_st)):
    name = selected_st.iloc[i]['站名']
    x = selected_st.iloc[i]['纬度']
    y = selected_st.iloc[i]['经度']

    test = folium.Html(
        '<b>name:{}</b></br> <b>x:{}</b></br> <b>y:{}</b></br>'.format(name, x, y),
        script=True)

    popup = folium.Popup(test, max_width=2650)

    folium.Marker(
        location=[x, y],
        popup=popup,
    ).add_to(myMap)

myMap.save("test.html")

成果展示