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如何在Stamen地图中使用Leaflet.js插件?

[英]How to use Leaflet.js plugin with Stamen maps?

我正在尝试将以下Leaflet.js滑块添加到我的地图中: https : //github.com/Eclipse1979/leaflet-slider

我最初只是在安装Carto时安装了传单

<!-- cartodb.js comes with Leaflet @0.7 and jQuery -->
<link rel="stylesheet" href="http://libs.cartocdn.com/cartodb.js/v3/3.15/themes/css/cartodb.css" />

但是,当我尝试安装更高版本的Leaflet以使用Slider时,出现以下类型错误:

TypeError: L.StamenTileLayer is not a constructor

我尝试使用快速入门指南安装Leaflet:

 <link rel="stylesheet" href="https://unpkg.com/leaflet@1.3.1/dist/leaflet.css" integrity="sha512-Rksm5RenBEKSKFjgI3a41vrjkw4EVPlJ3+OiI65vTjIdo9brlAacEuKOiQ5OFh7cOI1bkDwLqdLw3Zg0cRJAAQ==" crossorigin=""/> <!-- Make sure you put this AFTER Leaflet's CSS --> <script src="https://unpkg.com/leaflet@1.3.1/dist/leaflet.js" integrity="sha512-/Nsx9X4HebavoBvEBuyp3I7od5tA0UzAxs+j83KgC8PU0kgB4XiK4Lfe4y4cgBtaRJQEIFCW+oC506aPT2L1zw==" crossorigin=""></script> 

并直接从插件主目录安装文件

<link rel="stylesheet" href="leaflet.css">
<link rel="stylesheet" href="example.css">
<link rel="stylesheet" href="leaflet-slider.css">

<script src="leaflet.js"></script>
<script src="leaflet-slider.js"></script>

两种情况都会导致相同的错误。 我使用以下内容加载雄蕊层:

var map = L.map('map').setView([51.47, 0.25], 10);
    map.on('click', onMapClick);
    //create a tile layer for our toner basemap
    var tonerLayer = new L.StamenTileLayer("toner");
    map.addLayer(tonerLayer);

我使用以下代码添加了微调器:

slider = L.control.slider(function(value) {
            console.log(value);
        }, {
        min: 1000,
        max: 5000,
        value: 1000,
        step:100,
        size: '250px',
        orientation:'horizontal',
        id: 'slider'
    }).addTo(map);

您是否尝试过将底图定义为TileLayer 将图层添加到本地传单地图时,语法是不同的,因为它们的各种底图不是内置在Leaflet中的。

var Stamen_Toner = L.tileLayer('https://stamen-tiles-{s}.a.ssl.fastly.net/toner/{z}/{x}/{y}.{ext}', {
    attribution: 'Map tiles by <a href="http://stamen.com">Stamen Design</a>, <a href="http://creativecommons.org/licenses/by/3.0">CC BY 3.0</a> &mdash; Map data &copy; <a href="http://www.openstreetmap.org/copyright">OpenStreetMap</a>',
   subdomains: 'abcd',
   minZoom: 0,
   maxZoom: 20,
   ext: 'png'
});
map.addLayer(Stamen_Toner);

签出Leaflet Providers Demo以获得其他示例和底图

您尝试使用Stamen函数L.StamenTileLayer ,而没有先加载Stamen库 通过在您的head标签(以及Leaflet.js库)中添加它来安装它:

<script src="http://maps.stamen.com/js/tile.stamen.js"></script>

或安全版本:

<script src="https://stamen-maps.a.ssl.fastly.net/js/tile.stamen.js"></script>

该代码现在应该可以工作:

var tonerLayer = new L.StamenTileLayer("toner");
map.addLayer(tonerLayer);

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