android: remove MapActivity

- see vtm-android-start for an example use of MapView
- add MapPreferences

- update android-start
- android-example: use appcompat actionbar

vtm-android-start/src/org/oscim/android/start/TestActivity.java

@@ -1,6 +1,7 @@
 package org.oscim.android.start;
 
-import org.oscim.android.MapActivity;
+import org.oscim.android.MapPreferences;
+import org.oscim.android.MapView;
 import org.oscim.layers.tile.buildings.BuildingLayer;
 import org.oscim.layers.tile.vector.VectorTileLayer;
 import org.oscim.layers.tile.vector.labeling.LabelLayer;
@@ -11,24 +12,41 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import android.os.Bundle;
+import android.support.v7.app.ActionBarActivity;
 
-public class TestActivity extends MapActivity {
+public class TestActivity extends ActionBarActivity {
 	public static final Logger log = LoggerFactory.getLogger(TestActivity.class);
+	MapView mMapView;
+	MapPreferences mPrefs;
 
 	protected void onCreate(Bundle savedInstanceState) {
 		super.onCreate(savedInstanceState);
 		setContentView(R.layout.activity_map);
 
-		Map map = this.map();
+		mMapView = (MapView) findViewById(R.id.mapView);
+		Map map = mMapView.map();
+		mPrefs = new MapPreferences(TestActivity.class.getName(), this);
 
 		VectorTileLayer baseLayer = map.setBaseMap(new OSciMap4TileSource());
 		map.layers().add(new BuildingLayer(map, baseLayer));
 		map.layers().add(new LabelLayer(map, baseLayer));
 		map.setTheme(VtmThemes.DEFAULT);
-
-		//mMap.setMapPosition(49.417, 8.673, 1 << 17);
-		map.setMapPosition(53.5620092, 9.9866457, 1 << 16);
-
-		//	mMap.layers().add(new TileGridLayer(mMap));
 	}
+
+	@Override
+	protected void onResume() {
+		super.onResume();
+
+		mPrefs.load(mMapView.map());
+		mMapView.onResume();
+	}
+
+	@Override
+	protected void onPause() {
+		super.onPause();
+
+		mMapView.onPause();
+		mPrefs.save(mMapView.map());
+	}
+
 }