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package cgeo.geocaching.maps;
import cgeo.geocaching.R;
import cgeo.geocaching.Settings;
import cgeo.geocaching.maps.google.GoogleMapProvider;
import cgeo.geocaching.maps.interfaces.MapProvider;
import cgeo.geocaching.maps.interfaces.MapSource;
import cgeo.geocaching.maps.mapsforge.MapsforgeMapProvider;
import android.view.Menu;
import android.view.SubMenu;
import java.util.ArrayList;
import java.util.List;
public class MapProviderFactory {
private final static ArrayList<MapSource> mapSources = new ArrayList<MapSource>();
static {
// add GoogleMapProvider only if google api is available in order to support x86 android emulator
if (isGoogleMapsInstalled()) {
GoogleMapProvider.getInstance();
}
MapsforgeMapProvider.getInstance();
}
public static boolean isGoogleMapsInstalled() {
boolean googleMaps = true;
try {
Class.forName("com.google.android.maps.MapActivity");
} catch (ClassNotFoundException e) {
googleMaps = false;
}
return googleMaps;
}
public static List<MapSource> getMapSources() {
return mapSources;
}
public static boolean isSameActivity(final MapSource source1, final MapSource source2) {
final MapProvider provider1 = source1.getMapProvider();
final MapProvider provider2 = source2.getMapProvider();
return provider1 == provider2 && provider1.isSameActivity(source1, source2);
}
public static void addMapviewMenuItems(Menu menu) {
final SubMenu parentMenu = menu.findItem(R.id.menu_select_mapview).getSubMenu();
final int currentSource = Settings.getMapSource().getNumericalId();
for (int i = 0; i < mapSources.size(); i++) {
final MapSource mapSource = mapSources.get(i);
final int id = mapSource.getNumericalId();
parentMenu.add(R.id.menu_group_map_sources, id, i, mapSource.getName()).setCheckable(true).setChecked(id == currentSource);
}
parentMenu.setGroupCheckable(R.id.menu_group_map_sources, true, true);
}
public static MapSource getMapSource(int id) {
for (MapSource mapSource : mapSources) {
if (mapSource.getNumericalId() == id) {
return mapSource;
}
}
return null;
}
public static void registerMapSource(final MapSource mapSource) {
mapSources.add(mapSource);
}
public static MapSource getDefaultSource() {
return mapSources.get(0);
}
/**
* remove offline map sources after changes of the settings
*/
public static void deleteOfflineMapSources() {
final ArrayList<MapSource> deletion = new ArrayList<MapSource>();
for (MapSource mapSource : mapSources) {
if (mapSource instanceof MapsforgeMapProvider.OfflineMapSource) {
deletion.add(mapSource);
}
}
mapSources.removeAll(deletion);
}
}
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