Fix #42: Android locationEnabled bug

android/src/main/java/cn/qiuxiang/react/amap3d/maps/AMapView.kt

@@ -20,15 +20,16 @@ class AMapView(context: Context) : TextureMapView(context) {
     private val polylines = HashMap<String, AMapPolyline>()
     private val polygons = HashMap<String, AMapPolygon>()
     private val circles = HashMap<String, AMapCircle>()
+    private var locationType = MyLocationStyle.LOCATION_TYPE_FOLLOW_NO_CENTER
+    private val locationStyle by lazy {
+        val locationStyle = MyLocationStyle()
+        locationStyle.myLocationType(locationType)
+        locationStyle
+    }
 
     init {
         super.onCreate(null)
 
-        // 设置默认的定位模式
-        val locationStyle = MyLocationStyle()
-        locationStyle.myLocationType(MyLocationStyle.LOCATION_TYPE_LOCATION_ROTATE_NO_CENTER)
-        map.myLocationStyle = locationStyle
-
         map.setOnMapClickListener { latLng ->
             for (marker in markers.values) {
                 marker.active = false
@@ -214,4 +215,9 @@ class AMapView(context: Context) : TextureMapView(context) {
                 LatLng(latitude + latitudeDelta / 2, longitude + longitudeDelta / 2)
         ))
     }
+
+    fun setLocationEnabled(enabled: Boolean) {
+        map.myLocationStyle = locationStyle
+        map.isMyLocationEnabled = enabled
+    }
 }

android/src/main/java/cn/qiuxiang/react/amap3d/maps/AMapViewManager.kt

@@ -4,6 +4,7 @@ import android.view.View
 import com.amap.api.maps.AMap
 import com.amap.api.maps.CameraUpdateFactory
 import com.amap.api.maps.model.LatLng
+import com.amap.api.maps.model.MyLocationStyle
 import com.facebook.react.bridge.ReadableArray
 import com.facebook.react.bridge.ReadableMap
 import com.facebook.react.common.MapBuilder
@@ -69,7 +70,7 @@ internal class AMapViewManager : ViewGroupManager<AMapView>() {
 
     @ReactProp(name = "locationEnabled")
     fun setMyLocationEnabled(view: AMapView, enabled: Boolean) {
-        view.map.isMyLocationEnabled = enabled
+        view.setLocationEnabled(enabled)
     }
 
     @ReactProp(name = "showsIndoorMap")

example/src/examples/controls.js

 import React, {Component} from 'react'
-import {StyleSheet, View, Text, Switch} from 'react-native'
+import {StyleSheet, Switch, Text, View} from 'react-native'
 import MapView from 'react-native-amap3d'
 import styles from '../styles'
 
@@ -48,7 +48,7 @@ export default class Controls extends Component {
         </View>
       </View>
       <MapView
-        locationEnabled={true}
+        locationEnabled={this.state.showsLocationButton}
         showsCompass={this.state.showsCompass}
         showsScale={this.state.showsScale}
         showsLocationButton={this.state.showsLocationButton}