我希望沿着“可用图层”的线条向图层控制框添加标题。
我的搜索使我只找到了一个相关结果:
我的代码:
map %>% leaflet() %>%
addProviderTiles(provider = "CartoDB") %>%
# Group 1 Polygons
addPolygons(data = map[!is.na(map$var),] ,weight =1,
color = ~g1_pal(g1), fillOpacity = .6,
group = "Group 1",
# add labels
label = ~labels,
# highlight polygons on hover
highlight = highlightOptions(weight = 5, color = "white",
bringToFront = TRUE)) %>%
# Group 2
addPolygons(data = map[!is.na(map$var2),], weight =1,
color = ~g2_pal(g2), fillOpacity = .6,
group = "Group 2",
# add labels that display mean …Run Code Online (Sandbox Code Playgroud) 有什么方法可以将自定义 HTML 注入图层组和图层控件中吗?
在我们的应用程序中,我们实现了滑块(输入:范围)来调整不透明度设置,并且很明显,在其控制容器内部的基础层上使用专用滑块是有意义的。没有选项或参数可以修改此控件:
理想情况下,我们希望在该组和图层控件内创建一个自定义滑块(显然我们的“基础图层”控件组仅限于一组图层选项):
感谢您的任何帮助!
我正在尝试更改图层控件中的默认下拉菜单图标.我想在图标旁边放置文字.有没有办法做到这一点?也许使用JQuery和CSS?
我正在根据这个例子开发一个传单项目:http://leafletjs.com/examples/layers-control.html
码:
<html>
<head>
<title>Leaflet Layers Control Example</title>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link rel="stylesheet" href="../dist/leaflet.css" />
</head>
<body>
<div id="map" style="width: 600px; height: 400px"></div>
<script src="../dist/leaflet.js"></script>
<script>
var cities = new L.LayerGroup();
L.marker([39.61, -105.02]).bindPopup('This is Littleton, CO.').addTo(cities),
L.marker([39.74, -104.99]).bindPopup('This is Denver, CO.').addTo(cities),
L.marker([39.73, -104.8]).bindPopup('This is Aurora, CO.').addTo(cities),
L.marker([39.77, -105.23]).bindPopup('This is Golden, CO.').addTo(cities);
var cmAttr = 'Map data © 2011 OpenStreetMap contributors, Imagery © 2011 Clou dMade',
cmUrl = 'http://{s}.tile.cloudmade.com/BC9A493B41014CAABB98F0471D759707/{styleId}/256/{z}/{x}/{y}.png';
var minimal = L.tileLayer(cmUrl, …Run Code Online (Sandbox Code Playgroud)