使用下面的代码,我尝试将文本添加到下面的folium FastMarkerCluster markers.The代码中,生成了一个地图,但没有成功添加文本。文本被包含为对应于每个lon lat对的字符串。
我认为这个问题与包含text列的df是一个pandas序列对象有关。据我所知,在这种情况下应该如何指定‘df.column should’。然而,这并不管用。我还尝试过将该列转换为列表,但这种方法也没有成功。任何指导者都非常感谢。
xlat = guns2013['latitude'].tolist()
xlon = guns2013['longitude'].tolist()
locations = list(zip(xlat, xlon))
map2 = folium.Map(location=[38.9, -77.05], tiles='CartoDB dark_matter',
zoom_start=1)
marker_cluster = MarkerCluster().add_to(map2)
for point in range(0, len(locations)):
folium.Marker(locations[point],
popup='guns2013.texts'[point]).add_to(marker_cluster)
map2发布于 2019-07-27 01:01:06
我尝试了一下,最终您可以将弹出窗口从python传递给callback函数,如下所示:
some_map = folium.Map(location=[df['latitude'].mean(),
df['longitude'].mean()],
zoom_start=9)
callback = ('function (row) {'
'var marker = L.marker(new L.LatLng(row[0], row[1]), {color: "red"});'
'var icon = L.AwesomeMarkers.icon({'
"icon: 'info-sign',"
"iconColor: 'white',"
"markerColor: 'green',"
"prefix: 'glyphicon',"
"extraClasses: 'fa-rotate-0'"
'});'
'marker.setIcon(icon);'
"var popup = L.popup({maxWidth: '300'});"
"const display_text = {text: row[2]};"
"var mytext = $(`<div id='mytext' class='display_text' style='width: 100.0%; height: 100.0%;'> ${display_text.text}</div>`)[0];"
"popup.setContent(mytext);"
"marker.bindPopup(popup);"
'return marker};')
some_map.add_child(FastMarkerCluster(df[['latitude', 'longitude','use_code_name']].values.tolist(), callback=callback))
发布于 2018-06-03 05:44:40
果然,答案来了。也许这对面临同样问题的人有帮助。如果文本没有映射,请检查包含它的df是否不是pandas系列对象,如果是,则使用第一行转换为pandas df。剩下的就行了。
df_text = df_old[['texts']]
xlat = guns2013['latitude'].tolist()
xlon = guns2013['longitude'].tolist()
locations = list(zip(xlat, xlon))
map2 = folium.Map(location=[38.9, -77.05], tiles='CartoDB dark_matter',
zoom_start=1)
marker_cluster = MarkerCluster().add_to(map2)
try:
for point in range(0, len(locations)):
folium.Marker(locations[point], popup = folium.Popup(df_text['texts']
[point])).add_to(marker_cluster)
except:
pass
map2https://stackoverflow.com/questions/50661316
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