1、Android导航

android/build.gradle

@@ -47,4 +47,5 @@ android {
 
 dependencies {
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+    compileOnly  'com.amap.api:navi-3dmap:9.5.0_3dmap9.5.0'
 }

android/src/main/kotlin/com/clx/navigation/clx_map_navigation/ClxMapNavigationPlugin.kt

 package com.clx.navigation.clx_map_navigation
 
+import android.util.Log
 import androidx.annotation.NonNull
-
+import androidx.lifecycle.Lifecycle
+import androidx.lifecycle.LifecycleOwner
+import com.amap.api.navi.NaviSetting
 import io.flutter.embedding.engine.plugins.FlutterPlugin
+import io.flutter.embedding.engine.plugins.FlutterPlugin.FlutterPluginBinding
+import io.flutter.embedding.engine.plugins.activity.ActivityAware
+import io.flutter.embedding.engine.plugins.activity.ActivityPluginBinding
+import io.flutter.embedding.engine.plugins.lifecycle.HiddenLifecycleReference
 import io.flutter.plugin.common.MethodCall
 import io.flutter.plugin.common.MethodChannel
-import io.flutter.plugin.common.MethodChannel.MethodCallHandler
-import io.flutter.plugin.common.MethodChannel.Result
+import io.flutter.plugin.common.PluginRegistry
+
 
 /** ClxMapNavigationPlugin */
-class ClxMapNavigationPlugin: FlutterPlugin, MethodCallHandler {
-  /// The MethodChannel that will the communication between Flutter and native Android
-  ///
-  /// This local reference serves to register the plugin with the Flutter Engine and unregister it
-  /// when the Flutter Engine is detached from the Activity
-  private lateinit var channel : MethodChannel
-
-  override fun onAttachedToEngine(@NonNull flutterPluginBinding: FlutterPlugin.FlutterPluginBinding) {
-    channel = MethodChannel(flutterPluginBinding.binaryMessenger, "clx_map_navigation")
-    channel.setMethodCallHandler(this)
+class ClxMapNavigationPlugin : FlutterPlugin, ActivityAware {
+
+    private var mLifecycle: Lifecycle? = null
+
+    override fun onAttachedToEngine(@NonNull binding: FlutterPluginBinding) {
+        Log.d(Constants.TAG, "onAttachedToEngine: ")
+
+        binding.platformViewRegistry
+            .registerViewFactory(
+                Constants.VIEW_TYPE,
+                NavigationPlatformViewFactory(
+                    binding.binaryMessenger,
+                    object : LifecycleProvider {
+                        override val lifecycle: Lifecycle?
+                            get() = mLifecycle
+                    }
+                )
+            )
     }
 
-  override fun onMethodCall(@NonNull call: MethodCall, @NonNull result: Result) {
-    if (call.method == "getPlatformVersion") {
-      result.success("Android ${android.os.Build.VERSION.RELEASE}")
-    } else {
-      result.notImplemented()
+    override fun onDetachedFromEngine(@NonNull binding: FlutterPluginBinding) {
+        Log.d(Constants.TAG, "onDetachedFromEngine: ")
     }
+
+    /**=============================ActivityAware===============================*/
+    override fun onAttachedToActivity(binding: ActivityPluginBinding) {
+        Log.d(Constants.TAG, "onAttachedToActivity: ")
+        mLifecycle = (binding.lifecycle as HiddenLifecycleReference).lifecycle
+    }
+
+    override fun onDetachedFromActivity() {
+        Log.d(Constants.TAG, "onDetachedFromActivity: ")
+        mLifecycle = null
     }
 
-  override fun onDetachedFromEngine(@NonNull binding: FlutterPlugin.FlutterPluginBinding) {
-    channel.setMethodCallHandler(null)
+    override fun onReattachedToActivityForConfigChanges(binding: ActivityPluginBinding) {
+        Log.d(Constants.TAG, "onReattachedToActivityForConfigChanges: ")
+        onAttachedToActivity(binding)
     }
+
+    override fun onDetachedFromActivityForConfigChanges() {
+        Log.d(Constants.TAG, "onDetachedFromActivityForConfigChanges: ")
+        onDetachedFromActivity()
+    }
+
 }

android/src/main/kotlin/com/clx/navigation/clx_map_navigation/Constants.kt

+package com.clx.navigation.clx_map_navigation
+
+object Constants {
+
+    const val TAG = "ClxMapNavigationPlugin"
+    const val VIEW_TYPE = "clx_map_navigation"
+}
\ No newline at end of file

android/src/main/kotlin/com/clx/navigation/clx_map_navigation/LifecycleProvider.kt

+package com.clx.navigation.clx_map_navigation
+
+import androidx.lifecycle.Lifecycle
+
+/**
+ * @author whm
+ * @date 2020/11/8 6:17 PM
+ * @mail hongming.whm@alibaba-inc.com
+ * @since
+ */
+interface LifecycleProvider {
+    val lifecycle: Lifecycle?
+}
\ No newline at end of file

android/src/main/kotlin/com/clx/navigation/clx_map_navigation/NavigationPlatformViewFactory.kt

+package com.clx.navigation.clx_map_navigation
+
+import android.content.Context
+import android.util.Log
+import io.flutter.plugin.common.BinaryMessenger
+import com.clx.navigation.clx_map_navigation.LifecycleProvider
+import io.flutter.plugin.platform.PlatformViewFactory
+import io.flutter.plugin.common.StandardMessageCodec
+import io.flutter.plugin.platform.PlatformView
+import com.clx.navigation.clx_map_navigation.NavigationPlatformViewFactory
+import com.clx.navigation.clx_map_navigation.NavigationPlatformView
+
+/**
+ * @author whm
+ * @date 2020/10/27 4:08 PM
+ * @mail hongming.whm@alibaba-inc.com
+ * @since
+ */
+internal class NavigationPlatformViewFactory(
+    private val messenger: BinaryMessenger,
+    private val lifecycleProvider: LifecycleProvider
+) : PlatformViewFactory(StandardMessageCodec.INSTANCE) {
+    override fun create(context: Context, viewId: Int, args: Any?): PlatformView {
+        Log.d(Constants.TAG, "create: ")
+        return NavigationPlatformView(
+            context,
+            messenger,
+            viewId,
+            args,
+            lifecycleProvider
+        )
+    }
+
+}
\ No newline at end of file