html 如何使用arcgis js
时间: 2024-01-31 21:03:52 浏览: 27
API创建动态web地图?
要创建动态Web地图,可以使用ArcGIS JavaScript API。以下是一些步骤:
1. 创建一个新的HTML文件,并在文件中包含ArcGIS JavaScript API。您可以使用以下代码:
```
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no">
<title>Dynamic Map</title>
<link rel="stylesheet" href="https://js.arcgis.com/4.20/esri/themes/light/main.css">
<script src="https://js.arcgis.com/4.20/"></script>
<style>
html,
body,
#viewDiv {
padding: 0;
margin: 0;
height: 100%;
width: 100%;
}
</style>
</head>
<body>
<div id="viewDiv"></div>
<script>
// Your code goes here
</script>
</body>
</html>
```
2. 在JavaScript代码中,创建一个Map对象,并将其设置为视图的基础。您可以使用以下代码:
```
require([
"esri/Map",
"esri/views/MapView"
], function(Map, MapView) {
var map = new Map({
basemap: "streets-navigation-vector"
});
var view = new MapView({
container: "viewDiv",
map: map
});
});
```
3. 添加图层到地图中。您可以使用以下代码:
```
require([
"esri/Map",
"esri/views/MapView",
"esri/layers/FeatureLayer"
], function(Map, MapView, FeatureLayer) {
var map = new Map({
basemap: "streets-navigation-vector"
});
var view = new MapView({
container: "viewDiv",
map: map
});
var layer = new FeatureLayer({
url: "https://services.arcgis.com/xxxxxxx/arcgis/rest/services/LayerName/FeatureServer/0"
});
map.add(layer);
});
```
4. 添加其他组件,例如搜索框和导航栏。您可以使用以下代码:
```
require([
"esri/Map",
"esri/views/MapView",
"esri/widgets/Search",
"esri/widgets/Navigation"
], function(Map, MapView, Search, Navigation) {
var map = new Map({
basemap: "streets-navigation-vector"
});
var view = new MapView({
container: "viewDiv",
map: map
});
var search = new Search({
view: view
});
view.ui.add(search, "top-right");
var navigation = new Navigation({
view: view
});
view.ui.add(navigation, "top-left");
});
```
这些步骤将帮助您创建一个简单的动态Web地图。您可以根据需要自定义代码。