mirror of https://gitee.com/antv-l7/antv-l7
@thinkinggis
GitHub
commit
d759d7b3b8
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@ -0,0 +1,56 @@
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import { AMapScene, LineLayer } from '@antv/l7-react';
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import * as React from 'react';
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export default React.memo(function Map() {
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const [ data, setData ] = React.useState();
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React.useEffect(() => {
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const fetchData = async () => {
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const response = await fetch(
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'https://gw.alipayobjects.com/os/basement_prod/32e1f3ab-8588-46cb-8a47-75afb692117d.json'
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);
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const raw = await response.json();
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setData(raw);
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};
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fetchData();
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}, []);
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return (
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<>
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<AMapScene
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map={{
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center: [ 110.19382669582967, 50.258134 ],
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pitch: 0,
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style: 'dark',
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zoom: 1
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}}
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style={{
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position: 'absolute',
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top: 0,
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left: 0,
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right: 0,
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bottom: 0
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}}
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>
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<LineLayer
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key={'2'}
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source={{
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data
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}}
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size={{
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values: 1
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}}
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color={{
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values: '#fff'
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}}
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shape={{
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values: 'line'
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}}
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style={{
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opacity: 1
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}}
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/>
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)}
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</AMapScene>
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</>
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);
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});
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{
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"title": {
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"zh": "Scene 组件",
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"en": "Scene Component"
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},
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"demos": [
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{
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"filename": "amap.jsx",
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"title": "高德地图",
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"screenshot": "https://gw.alipayobjects.com/mdn/antv_site/afts/img/A*ZiMnSZlmblIAAAAAAAAAAABkARQnAQ"
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}
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]
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}
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@ -0,0 +1,4 @@
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---
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title: React Map
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order: 0
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---
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@ -0,0 +1,4 @@
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---
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title: React 地图
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order: 0
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---
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@ -69,7 +69,7 @@ scene.addLayer(layer);
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- parser 数据解析，默认是解析层 geojson
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- transforms [transform，transform ] 数据处理转换 可设置多个
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parser 和 transforms [见 source 文档](https://www.yuque.com/antv/l7/source)
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parser 和 transforms [见 source 文档](../source/source)
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```javascript
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layer.source(data, {
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---
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title: Layer Component
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order: 1
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---
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---
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title: Layer 组件
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order: 1
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---
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## Scene Props
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| prop name | Type | Default | Description |
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| ----------- | ------------------ | ------- | --------------------------------------- |
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| option | `Object` | | layer 配置项 |
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| source | | | 数据源配置项 |
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| color | `attributeOption` | | 颜色通道 |
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| shape | `attributeOption` | | 图层形状属性 |
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| size | `attributeOption` | | 图层大小属性 |
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| style | `Object` | | 图层样式 |
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| scale | `Object` | | 图层度量 |
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| filter | `Function` | | 图层数据过滤方法 |
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| select | `boolean` `Object` | | 图层选中高亮 |
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| active | `boolean` `Object` | `false` | 图层 hover 高亮 |
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| onLayerLoad | `Function` | | 图层添加完成后回调，用于获取 layer 对象 |
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### attributeOption
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color, size, shape 等图形映射通道配置项
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#### option
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- field 映射字段，如果是常量设置为 null
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- values 映射值 支持 常量，数组，回调函数，如果 values 为数组或回调需要设置 field 字段
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### sourceOption
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数据源配置项
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#### Option
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- data 支持 geojson、csv、json
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- parser 数据解析配置项
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- transforms 数据处理配置项
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```jsx
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import { PolygonLayer } from '@antv/l7-react';
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<PolygonLayer
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key={'2'}
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source={{
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data,
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}}
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color={{
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field: 'name',
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values: ['#2E8AE6', '#69D1AB', '#DAF291', '#FFD591', '#FF7A45', '#CF1D49'],
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}}
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shape={{
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values: 'fill',
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}}
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style={{
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opacity: 1,
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}}
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/>;
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```
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---
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title: 高德地图
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order: 1
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---
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| prop name | Type | Default | Description |
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| ------------- | ---------- | ---------- | ------------------ |
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| style | `Object` | `null` | scene css 样式 |
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| className | `string` | `null` | 样式名称 |
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| map | `Object` | `Required` | 地图配置项 |
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| option | `Object` | `void` | scene 配置项 |
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| onSceneLoaded | `Function` | `void` | scene 加载回调函数 |
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---
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title: 高德地图
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order: 1
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---
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## Scene Props
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| prop name | Type | Default | Description |
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| ------------- | ---------- | ---------- | -------------------------------------- |
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| style | `Object` | `null` | scene css 样式 |
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| className | `string` | `null` | 样式名称 |
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| map | `Object` | `Required` | map option [地图配置项]() |
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| option | `Object` | `void` | scene option 配置项 [详情](#map-props) |
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| onSceneLoaded | `Function` | `void` | scene 加载回调函数 |
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```jsx
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import { AMapScene } from '@antv/l7-react';
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<AMapScene
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option={{}}
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map={{
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style: 'light',
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center: [112, 20],
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token: '',
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}}
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/>;
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```
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### map option
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地图配置项
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| option | Type | Default | Description |
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| -------- | ---------- | ------------------ | --------------------------------------------------------------------------------------------------------------- |
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| style | `string` | `light` | 地图样式 `dark|light|normal|blank` L7 默认提供四种样式，同时也支持自定义样式 |
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| token | `string` | `Required` | 地图密钥，需要平台申请 |
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| plugin | `string[]` | `null` | 高德地图[API 插件](https://lbs.amap.com/api/javascript-api/guide/abc/plugins) `['AMap.ToolBar','AMap.Driving']` |
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| center | `number` | null | 地图中心点 |
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| pitch | `number` | 0 | 地图倾角 |
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| rotation | `number` | 0 | 地图旋转角 |
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| zoom | `number` | null | 地图缩放等级 |
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| maxZoom | `number` | 0 | 最大缩放等级 |
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| minZoom | `number` | AMap 18 ,Mapbox 20 | 最小缩放等级 |
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其他配置项见地图文档
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高德地图 Map [配置项](https://lbs.amap.com/api/javascript-api/reference/map)
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Mapbox Map 地图配置项 [配置项](https://docs.mapbox.com/mapbox-gl-js/api/#map)
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其他配置项和底图一致
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### scene option
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| option | Type | Default | Description |
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| --------------------- | --------- | ------------ | --------------------------------------------------- |
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| logoPosition | string | `bottomleft` | logo 位置 `bottomright|topright|bottomleft|topleft` |
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| logoVisible | `boolean` | `true` | 是否显示 logo |
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| antialias | `boolean` | `true` | 是否开启抗锯齿 |
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| preserveDrawingBuffer | `boolean` | `false` | 是否保留缓冲区数据 |
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是否显示 L7 的 Logo {boolean} true
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### antialias
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是否开始前抗锯齿 `boolean` `true`
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### preserveDrawingBuffer
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是否保留缓冲区数据 `boolean` `false`
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## Map 配置项
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### zoom
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地图初始显示级别 {number} （0-22）
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比如高德地图
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⚠️ 高德地图样式 增加 `isPublic=true` 参数
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```javascript
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{
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style: 'amap://styles/2a09079c3daac9420ee53b67307a8006?isPublic=true'; // 设置方法和高德地图一致
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@ -77,6 +77,14 @@ module.exports = {
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},
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order: 1
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},
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{
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slug: 'api/react',
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title: {
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zh: 'react 组件',
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en: 'react component'
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},
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order: 10
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},
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{
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slug: 'api/layer',
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title: {
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@ -204,7 +204,7 @@ export default class Scene extends EventEmitter implements ISceneService {
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}
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public async render() {
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if (this.rendering && this.destroyed) {
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if (this.rendering || this.destroyed) {
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return;
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}
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@ -216,7 +216,6 @@ export default class Scene extends EventEmitter implements ISceneService {
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if (this.destroyed) {
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this.destroy();
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}
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// FIXME: 初始化 marker 容器，可以放到 map 初始化方法中？
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this.logger.info(' render inited');
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this.layerService.initLayers();
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@ -51,14 +51,10 @@ export default class Point3D extends React.Component {
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strokeWidth: 1,
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});
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scene.addLayer(pointLayer);
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// scene.on('loaded', () => {
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// const newData = {
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// type: 'FeatureCollection',
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// features: pointsData.features.slice(0, 100),
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// };
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// pointLayer.setData(newData);
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// });
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const hander = () => {
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console.log('click');
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};
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scene.on('click', hander);
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this.scene = scene;
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});
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}
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