1.1.0 • Published 7 years ago
ol-control-comparelayer v1.1.0
openlayers 扩展 图层对比控件
提供叠加的多个图层的对比查看
build
重要: Github 仓库的 /dist 文件夹只有在新版本发布时才会更新。如果想要使用 Github 上最新的源码，你需要自己构建。
git clone https://github.com/aurorafe/ol-control-CompareLayer.git
npm install
npm run dev
npm run buildUse
ol.control.CompareLayer(beforeMap, afterMap, options)ornew olControlCompareLayer(beforeMap, afterMap, options)
CDN
https://unpkg.com/ol-control-comparelayer@1.1.0/dist/ol-control-CompareLayer.min.js
https://unpkg.com/ol-control-comparelayer@1.1.0/dist/ol-control-CompareLayer.js
https://unpkg.com/ol-control-comparelayer@1.1.0/dist/ol-control-CompareLayer.css
https://unpkg.com/ol-control-comparelayer@1.1.0/dist/ol-control-CompareLayer.min.cssNPM
npm install ol-control-comparelayer --save
import 'ol-control-comparelayer'
new ol.control.Loading(beforeMap, afterMap, options)
// or
import olControlCompareLayer from 'ol-control-loading'
new olControlCompareLayer(beforeMap, afterMap, options)Examples
其他示例请参看example文件夹
Parameters:
| key | type | desc |
|---|---|---|
beforeMap | Object | 前置图层对象 |
afterMap | Object | 后置图层对象 |
params | Object | 相关控件配置 |
params['className'] | String | 控件类名，默认hmap-compare |
params['target'] | String | 目标dom |
params['initPosition'] | Number | 控件初始在视图位置距左边比例，默认0.5 |
Extends
ol.control.Control
Methods
setMap(map)
设置当前地图实例
Parameters:
| key | type | desc |
|---|---|---|
map | ol.Map | 地图实例 |
setBeforeLayet(beforeMap)
设置前置地图图层
Parameters:
| key | type | desc |
|---|---|---|
beforeMap | Object | 前置地图图层 |
setAfterLayer(afterMap)
设置后置地图图层
Parameters:
| key | type | desc |
|---|---|---|
afterMap | Object | 后置地图图层 |
orderLayerZindex()
调整前置图层和后置图层顺序，避免后置图层压盖前置图层