实现 android 离线地图下载进度事件

android/src/main/java/cn/qiuxiang/react/amap3d/AMapOfflineModule.kt

@@ -79,19 +79,20 @@ class AMapOfflineModule(private val reactContext: ReactApplicationContext) : Rea
         var state = ""
         when (code) {
             OfflineMapStatus.SUCCESS -> state = "downloaded"
-            OfflineMapStatus.LOADING -> state = "expired"
+            OfflineMapStatus.LOADING -> state = "downloading"
             OfflineMapStatus.NEW_VERSION -> state = "expired"
+            OfflineMapStatus.WAITING -> state = "waiting"
+            OfflineMapStatus.UNZIP -> state = "unzip"
         }
         return state
     }
 
     override fun onDownload(state: Int, progress: Int, name: String?) {
-        if (state == OfflineMapStatus.LOADING) {
-            val data = Arguments.createMap()
-            data.putString("name", name)
-            data.putInt("progress", progress)
-            reactContext.getJSModule(DeviceEventManagerModule.RCTDeviceEventEmitter::class.java).emit("onDownload", data)
-        }
+        val data = Arguments.createMap()
+        data.putString("name", name)
+        data.putString("state", getState(state))
+        data.putInt("progress", progress)
+        reactContext.getJSModule(DeviceEventManagerModule.RCTDeviceEventEmitter::class.java).emit("download", data)
     }
 
     override fun onCheckUpdate(p0: Boolean, p1: String?) {}

example/src/examples/offline.js

 import React, {Component} from 'react'
 import {Offline} from 'react-native-amap3d'
 
+// TODO: 提供完整的离线地图示例
 export default class IndoorExample extends Component {
   static navigationOptions = {
     title: '离线地图',
   }
 
-  componentDidMount() {
-    // Offline.download('铜陵市')
-    setTimeout(async () => {
-      console.log(await Offline.getProvinces())
-    }, 2000)
+  async componentDidMount() {
+    console.log(await Offline.getProvinces())
+    // Offline.remove('铜陵市')
+    Offline.download('河源市')
+    Offline.addDownloadListener(data => console.log(data))
   }
 
   render() {

src/Offline.js

 import {NativeModules, NativeEventEmitter} from 'react-native'
 const {AMapOffline} = NativeModules
+const eventEmitter = new NativeEventEmitter(AMapOffline)
 
 export default {
   getProvinces: () => AMapOffline.getProvinces(),
   getCities: () => AMapOffline.getCities(),
   download: name => AMapOffline.download(name),
+  remove: name => AMapOffline.remove(name),
+  addDownloadListener: callback => eventEmitter.addListener('download', callback)
 }