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當我嘗試打開我的應用程序時,我收到了一張「空」地圖, 這意味着我沒有看到地圖,我可以看到放大和縮小按鈕,但沒有地圖。 請幫幫忙,這裏是我的代碼:Android Google地圖連接(不顯示地圖)
package com.example.hichride;
import com.google.android.maps.GeoPoint;
import com.google.android.maps.MapActivity;
import com.google.android.maps.MapController;
import com.google.android.maps.MapView;
import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
public class MainActivity extends MapActivity {
MapController mControl;
GeoPoint GeoP;
MapView mapV;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mapV = (MapView) findViewById(R.id.mapView);
mapV.displayZoomControls(true);
mapV.setBuiltInZoomControls(true);
double lat = 40.8;
double longi = -96.666;
GeoP= new GeoPoint ((int) (lat * 1E6), (int)(longi * 1E6));
mControl= mapV.getController();
mControl.animateTo(GeoP);
mControl.setZoom(13);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.activity_main, menu);
return true;
}
@Override
protected boolean isRouteDisplayed() {
// TODO Auto-generated method stub
return false;
}
}
這裏是logCat
日誌, 你可以看到有一個連接問題,我不知道如何解決它:
07-31 19:55:37.878: W/MapActivity(746): Recycling dispatcher android_maps_conflict_a[email protected]411fa278
07-31 19:55:37.918: V/MapActivity(746): Recycling map object.
07-31 19:55:38.178: I/MapActivity(746): Handling network change notification:CONNECTED
07-31 19:55:38.188: E/MapActivity(746): Couldn't get connection factory client
07-31 19:56:26.201: W/System.err(746): IOException processing: 26
07-31 19:56:26.201: W/System.err(746): java.io.IOException: Server returned: 3
07-31 19:56:26.208: W/System.err(746): at android_maps_conflict_avoidance.com.google.googlenav.map.BaseTileRequest.readResponseData(BaseTileRequest.java:115)
07-31 19:56:26.208: W/System.err(746): at android_maps_conflict_avoidance.com.google.googlenav.map.MapService$MapTileRequest.readResponseData(MapService.java:1473)
07-31 19:56:26.208: W/System.err(746): at android_maps_conflict_avoidance.com.google.googlenav.datarequest.DataRequestDispatcher.processDataRequest(DataRequestDispatcher.java:1117)
07-31 19:56:26.208: W/System.err(746): at android_maps_conflict_avoidance.com.google.googlenav.datarequest.DataRequestDispatcher.serviceRequests(DataRequestDispatcher.java:994)
07-31 19:56:26.208: W/System.err(746): at android_maps_conflict_avoidance.com.google.googlenav.datarequest.DataRequestDispatcher$DispatcherServer.run(DataRequestDispatcher.java:1702)
07-31 19:56:26.208: W/System.err(746): at java.lang.Thread.run(Thread.java:856)
您確實需要指定您的API密鑰。看到這裏[Sign API Key](https://developers.google.com/android/maps-api-signup) – tolgap 2012-07-31 20:07:12
我在模擬器中運行它,並且只有一個鍵, 我應該使用另一個嗎? –
user1464726
2012-07-31 20:07:48
apiKey從哪裏來,哦,順便說一句,你永遠不應該發佈apiKey。請參閱tolgap的鏈接。 – Kaediil 2012-07-31 20:09:41