android – 如何实现Google Maps新版本的API v2

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嗨,每个人都知道谷歌地图已经弃用了以前的版本API v1,并推出了一个新版本的Google Maps API v2.我尝试了一个例子,通过在谷歌中的一些链接,任何我很确定,我通过提供确切的哈希密钥代码正确的api密钥,并得到正确的api密钥.现在我设法写了一些代码,但是当我试图执行代码我得到错误,请帮我解决这里是我的代码

我甚至尝试由谷歌播放服务提供的示例代码,我有同样的问题

这是我通过引用google中的一些链接来完成的示例

主要活动类

  1. package com.example.apv;
  2.  
  3. import com.google.android.gms.maps.CameraUpdateFactory;
  4. import com.google.android.gms.maps.GoogleMap;
  5. import com.google.android.gms.maps.MapFragment;
  6. import com.google.android.gms.maps.model.BitmapDescriptorFactory;
  7. import com.google.android.gms.maps.model.LatLng;
  8. import com.google.android.gms.maps.model.MarkerOptions;
  9. import android.os.Bundle;
  10. import android.app.Activity;
  11. import android.app.FragmentManager;
  12.  
  13. public class MainActivity extends Activity
  14. {
  15. @Override
  16. protected void onCreate(Bundle savedInstanceState) {
  17. super.onCreate(savedInstanceState);
  18. setContentView(R.layout.main);
  19.  
  20. FragmentManager fragmentManager = getFragmentManager();
  21. MapFragment mapFragment = (MapFragment)fragmentManager.findFragmentById(R.id.map);
  22. GoogleMap googleMap = mapFragment.getMap();
  23. LatLng sfLatLng = new LatLng(37.7750,-122.4183);
  24. googleMap.setMapType(GoogleMap.MAP_TYPE_NORMAL);
  25. googleMap.addMarker(new MarkerOptions().position(sfLatLng).title("San Francisco")
  26. .snippet("Population: 776733")
  27. .icon(BitmapDescriptorFactory.defaultMarker(
  28. BitmapDescriptorFactory.HUE_AZURE)));
  29. googleMap.getUiSettings().setCompassEnabled(true);
  30. googleMap.getUiSettings().setZoomControlsEnabled(true);
  31. googleMap.animateCamera(CameraUpdateFactory.newLatLngZoom(sfLatLng,10))
  32.  
  33. }
  34. }

main.xml中

  1. <?xml version="1.0" encoding="utf-8"?>
  2. <fragment xmlns:android="http://schemas.android.com/apk/res/android"
  3. android:id="@+id/map"
  4. android:layout_width="match_parent"
  5. android:layout_height="match_parent"
  6. class="com.google.android.gms.maps.MapFragment"/>

最后我的清单文件

  1. <?xml version="1.0" encoding="utf-8"?>
  2. <manifest xmlns:android="http://schemas.android.com/apk/res/android"
  3. package="com.example.apv"
  4. android:versionCode="1"
  5. android:versionName="1.0" >
  6. <uses-sdk android:minSdkVersion="8" android:targetSdkVersion="17"/>
  7.  
  8. <permission
  9. android:name="com.codebybrian.mapsample.permission.MAPS_RECEIVE"
  10. android:protectionLevel="signature"/>
  11.  
  12.  
  13. <!--required permissions-->
  14.  
  15. permission oid:name="com.codebybrian.mapsample.permission.MAPS_RECEIVE"/>
  16.  
  17. <!--Used by the API to download map tiles from Google Maps servers: -->
  18. <uses-permission android:name="android.permission.INTERNET"/>
  19.  
  20. <!--Allows the API to access Google web-based services: -->
  21. <uses-permission
  22. android:name="com.google.android.providers.gsf.permission.READ_GSERVICES"/>
  23.  
  24. <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
  25.  
  26.  
  27. <!--Optional permissions-->
  28. <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION"/>
  29. <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"/>
  30.  
  31. <!--Version 2 of the Google Maps Android API requires OpenGL ES version 2 -->
  32. <uses-feature
  33. android:glEsVersion="0x00020000"
  34. android:required="true"/>
  35.  
  36. application android:label="@string/app_name" android:icon="@drawable/ic_launcher">
  37.  
  38. <activity android:name=".MyMapActivity"
  39. android:label="@string/app_name"
  40. >
  41. <intent-filter>
  42. <action android:name="android.intent.action.MAIN"/>
  43. <category android:name="android.intent.category.LAUNCHER"/>
  44. </intent-filter>
  45. </activity>
  46.  
  47. <Meta-data
  48. android:name="com.google.android.maps.v2.API_KEY"
  49. android:value="AZzaSSsBmhi4dXoKSylGGmjkQ5Jev9UdAJBjk"/>
  50. </application>
  51.  
  52.  
  53. </manifest>

我运行我的应用程序在模拟器版本4.2和api级别17我有以下错误

  1. 12-17 10:06:52.590: E/Trace(826): error opening trace file: No such file or directory (2)
  2. 12-17 10:06:52.590: W/Trace(826): Unexpected value from nativeGetEnabledTags: 0
  3. 12-17 10:06:52.590: W/Trace(826): Unexpected value from nativeGetEnabledTags: 0
  4. 12-17 10:06:52.590: W/Trace(826): Unexpected value from nativeGetEnabledTags: 0
  5. 12-17 10:06:52.680: I/ActivityThread(826): Pub com.google.android.gms.plus;com.google.android.gms.plus.action: com.google.android.gms.plus.provider.PlusProvider
  6. 12-17 10:06:52.740: W/Trace(826): Unexpected value from nativeGetEnabledTags: 0
  7. 12-17 10:06:52.740: W/Trace(826): Unexpected value from nativeGetEnabledTags: 0
  8. 12-17 10:06:52.760: W/Trace(826): Unexpected value from nativeGetEnabledTags: 0

后来我知道这些版本不能在模拟器中执行,所以我尝试用两个设备执行它的一个是Android版本2.3.7的索尼xperia u和Android 4.1.1的三星Galaxy标签,这些是我的输出

  1. 12-17 16:24:48.965: I/dalvikvm(9088): Could not find method com.example.apv.MainActivity.getFragmentManager,referenced from method com.example.apv.MainActivity.onCreate
  2. 12-17 16:24:48.965: W/dalvikvm(9088): VFY: unable to resolve virtual method 3460: Lcom/example/apv/MainActivity;.getFragmentManager ()Landroid/app/FragmentManager;
  3. 12-17 16:24:48.965: D/dalvikvm(9088): VFY: replacing opcode 0x6e at 0x0009
  4. 12-17 16:24:48.965: D/dalvikvm(9088): VFY: dead code 0x000c-0065 in Lcom/example /apv/MainActivity;.onCreate (Landroid/os/Bundle;)V
  5. 12-17 16:24:49.066: D/AndroidRuntime(9088): Shutting down VM
  6. 12-17 16:24:49.066: W/dalvikvm(9088): threadid=1: thread exiting with uncaught exception (group=0x4001d578)
  7. 12-17 16:24:49.086: E/AndroidRuntime(9088): FATAL EXCEPTION: main
  8. 12-17 16:24:49.086: E/AndroidRuntime(9088): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.apv/com.example.apv.MainActivity}: android.view.InflateException: Binary XML file line #2: Error inflating class fragment
  9. 12-17 16:24:49.086: E/AndroidRuntime(9088): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1659)
  10. 12-17 16:24:49.086: E/AndroidRuntime(9088): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1675)
  11. 12-17 16:24:49.086: E/AndroidRuntime(9088): at android.app.ActivityThread.access$1500(ActivityThread.java:121)
  12. 12-17 16:24:49.086: E/AndroidRuntime(9088): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:943)
  13. 12-17 16:24:49.086: E/AndroidRuntime(9088): at android.os.Handler.dispatchMessage(Handler.java:99)
  14. 12-17 16:24:49.086: E/AndroidRuntime(9088): at android.os.Looper.loop(Looper.java:138)
  15. 12-17 16:24:49.086: E/AndroidRuntime(9088): at android.app.ActivityThread.main(ActivityThread.java:3701)
  16. 12-17 16:24:49.086: E/AndroidRuntime(9088): at java.lang.reflect.Method.invokeNative(Native Method)
  17. 12-17 16:24:49.086: E/AndroidRuntime(9088): at java.lang.reflect.Method.invoke(Method.java:507)
  18. 12-17 16:24:49.086: E/AndroidRuntime(9088): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:878)
  19. 12-17 16:24:49.086: E/AndroidRuntime(9088): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:636)
  20. 12-17 16:24:49.086: E/AndroidRuntime(9088): at dalvik.system.NativeStart.main(Native Method)
  21. 12-17 16:24:49.086: E/AndroidRuntime(9088): Caused by: android.view.InflateException: Binary XML file line #2: Error inflating class fragment
  22. 12-17 16:24:49.086: E/AndroidRuntime(9088): at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:581)
  23. 12-17 16:24:49.086: E/AndroidRuntime(9088): at android.view.LayoutInflater.inflate(LayoutInflater.java:386)
  24. 12-17 16:24:49.086: E/AndroidRuntime(9088): at android.view.LayoutInflater.inflate(LayoutInflater.java:320)
  25. 12-17 16:24:49.086: E/AndroidRuntime(9088): at android.view.LayoutInflater.inflate(LayoutInflater.java:276)
  26. 12-17 16:24:49.086: E/AndroidRuntime(9088): at com.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.java:207)
  27. 12-17 16:24:49.086: E/AndroidRuntime(9088): at android.app.Activity.setContentView(Activity.java:1657)
  28. 12-17 16:24:49.086: E/AndroidRuntime(9088): at com.example.apv.MainActivity.onCreate(MainActivity.java:20)
  29. 12-17 16:24:49.086: E/AndroidRuntime(9088): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047)
  30. 12-17 16:24:49.086: E/AndroidRuntime(9088): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1623)
  31. 12-17 16:24:49.086: E/AndroidRuntime(9088): ... 11 more
  32. 12-17 16:24:49.086: E/AndroidRuntime(9088): Caused by: java.lang.ClassNotFoundException: android.view.fragment in loader dalvik.system.PathClassLoader[/data/app/com.example.apv-1.apk]
  33. 12-17 16:24:49.086: E/AndroidRuntime(9088): at dalvik.system.PathClassLoader.findClass(PathClassLoader.java:240)
  34. 12-17 16:24:49.086: E/AndroidRuntime(9088): at java.lang.ClassLoader.loadClass(ClassLoader.java:551)
  35. 12-17 16:24:49.086: E/AndroidRuntime(9088): at java.lang.ClassLoader.loadClass(ClassLoader.java:511)
  36. 12-17 16:24:49.086: E/AndroidRuntime(9088): at android.view.LayoutInflater.createView(LayoutInflater.java:471)
  37. 12-17 16:24:49.086: E/AndroidRuntime(9088): at android.view.LayoutInflater.onCreateView(LayoutInflater.java:549)
  38. 12-17 16:24:49.086: E/AndroidRuntime(9088): at com.android.internal.policy.impl.PhoneLayoutInflater.onCreateView(PhoneLayoutInflater.java:66)
  39. 12-17 16:24:49.086: E/AndroidRuntime(9088): at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:568)
  40. 12-17 16:24:49.086: E/AndroidRuntime(9088): ... 19 more

可以任何一个请建议我如何做到这一点,并给我一些链接的新版本的API v2教程谷歌地图和一些示例链接请帮助我

解决方法

按照本指南发现类似的帖子可能可以帮助,您需要安装2个.apk文件.
资料来源: http://nemanjakovacevic.net/blog/2012/12/how-to-make-android-google-maps-v2-work-in-android-emulator/

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