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我目前正在处理涉及谷歌地图的应用程序。 我想更改位置标记上方信息的设计。但我无法弄清楚如何做到这一点。如何更改谷歌地图上标题和片段的设计标记
解释;
我有这样的：
，我想这一点：
我有一个蓝色的盒子为图像设计。但我不知道是否需要使用图像或编写代码使其看起来像图像。
这里是我的代码至今：
MainActivity
import android.content.Context;
import android.location.Criteria;
import android.location.Location;
import android.location.LocationManager;
import android.os.Build;
import android.os.Bundle;
import android.provider.Settings;
import android.support.v4.app.FragmentActivity;
import android.text.TextUtils;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.TextView;
import com.google.android.gms.location.LocationListener;
import com.google.android.gms.maps.CameraUpdateFactory;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.SupportMapFragment;
import com.google.android.gms.maps.model.BitmapDescriptorFactory;
import com.google.android.gms.maps.model.LatLng;
import com.google.android.gms.maps.model.Marker;
import com.google.android.gms.maps.model.MarkerOptions;
public class MainActivity extends FragmentActivity implements LocationListener {
GoogleMap map;
LatLng myPosition;
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
isLocationEnabled(this);
// Getting reference to the SupportMapFragment of activity_main.xml
SupportMapFragment fm = (SupportMapFragment) getSupportFragmentManager().findFragmentById(R.id.map);
// Getting GoogleMap object from the fragment
map = fm.getMap();
// remove geolocation button
map.getUiSettings().setMyLocationButtonEnabled(false);
// Enabling MyLocation Layer of Google Map
map.setMyLocationEnabled(true);
// Getting LocationManager object from System Service LOCATION_SERVICE
LocationManager locationManager = (LocationManager) getSystemService(LOCATION_SERVICE);
// Creating a criteria object to retrieve provider
Criteria criteria = new Criteria();
// Getting the name of the best provider
String provider = locationManager.getBestProvider(criteria, true);
// Getting Current Location
Location location = locationManager.getLastKnownLocation(provider);
if (location != null) {
// Getting latitude of the current location
double latitude = location.getLatitude();
// Getting longitude of the current location
double longitude = location.getLongitude();
// Creating a LatLng object for the current location
LatLng latLng = new LatLng(latitude, longitude);
myPosition = new LatLng(latitude, longitude);
LatLng amsterdam = new LatLng(52.3667, 4.9000);
// create marker
MarkerOptions marker = new MarkerOptions().position(myPosition);
// setting custom marker
marker.icon(BitmapDescriptorFactory.fromResource(R.drawable.map_marker));
MarkerOptions markerOptions = new MarkerOptions();
markerOptions.position(myPosition);
markerOptions.icon(BitmapDescriptorFactory.fromResource(R.drawable.map_marker));
markerOptions.title(" Title");
markerOptions.snippet(" Here comes the address ");
// create and add marker
Marker locationMarker = map.addMarker(markerOptions);
// always show info text
locationMarker.showInfoWindow();
// opening maps zoomed in at current location
map.moveCamera(CameraUpdateFactory.newLatLngZoom(amsterdam, 17.0f));
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.menu_main, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
int id = item.getItemId();
//noinspection SimplifiableIfStatement
if (id == R.id.action_settings) {
return true;
}
return super.onOptionsItemSelected(item);
}
@Override
public void onLocationChanged(Location location) {
}
public static boolean isLocationEnabled(Context context) {
int locationMode = 0;
String locationProviders;
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
try {
locationMode = Settings.Secure.getInt(context.getContentResolver(), Settings.Secure.LOCATION_MODE);
} catch (Settings.SettingNotFoundException e) {
e.printStackTrace();
}
return locationMode != Settings.Secure.LOCATION_MODE_OFF;
} else {
locationProviders = Settings.Secure.getString(context.getContentResolver(), Settings.Secure.LOCATION_PROVIDERS_ALLOWED);
return !TextUtils.isEmpty(locationProviders);
}
}
}
activity_main.xml中
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".MainActivity">
<TextView
android:id="@+id/tv_location"
android:layout_width="wrap_content"
android:layout_height="wrap_content" />
<fragment xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/map"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_below="@id/tv_location"
class="com.google.android.gms.maps.SupportMapFragment"
tools:layout="@layout/abc_action_bar_title_item" />
</RelativeLayout>
对不起提前如果我用草率的编码或坏实践。这些文件是我创建功能的游乐场，以便以后可以将它放入实际的应用程序中。
