图片图层(ImageLayer)
图片图层,可以将一张图片(png/gif等)按照目标经纬度范围贴到地图上
示例
示例源码
tsx
import React, { useEffect, useRef, useState } from 'react'
import ReactDOM from 'react-dom'
import { MbImageLayer, MbMap, MbTiandituLayer } from '@mapbox-react/core'
const App = () => {
const [mapCenter] = useState([116.4228057861328, 39.93632920085673])
const [zoom, setZoom] = useState(12)
const [image, setImage] = useState({
show: true,
url: 'https://mapbox-web.github.io/mapbox-react/obj/windmill_2/windmill_diffuse.jpeg',
coordinates: [
[116.3594627380371, 39.93632920085673],
[116.4228057861328, 39.93632920085673],
[116.4228057861328, 39.89735776851477],
[116.3594627380371, 39.89735776851477],
],
})
return (
<div className="map-wrapper">
<MbMap center={mapCenter} zoom={zoom} pitch={40}>
<MbTiandituLayer types={['vec']} />
<MbImageLayer url={image.url} coordinates={image.coordinates} />
</MbMap>
</div>
)
}
ReactDOM.render(<App />, document.querySelector('#root'))
API
PROPS
名称 | 描述 | 类型 | 默认值 |
---|---|---|---|
id | 图层id | string | - |
coordinates | 图片四个角的经纬度数组,顺序:左上、右上、右下、左下 eg:[ [-80.425, 46.437], [-71.516, 46.437], [-71.516, 37.936], [-80.425, 37.936] ] | Array<number[]> | - |
url | 图片资源路径 | string | - |
show | 是否显示 | boolean | true |
EVENTS
名称 | 描述 | 参数 |
---|---|---|
onCreated | 地图初始化完成事件 | - |
METHODS
名称 | 描述 | 定义 |
---|