
此示例通过高级标记标识地图上的一个地点,并演示高级标记的一些功能。
如需了解详情,请参阅相关文档。
开始使用
您必须先配置开发环境,然后才能试用该示例代码。如需了解详情,请参阅 Maps SDK for Android 代码示例。
查看代码
Kotlin
class AdvancedMarkersDemoActivity : AppCompatActivity(), OnMapReadyCallback {
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.advanced_markers_demo)
        val mapFragment = supportFragmentManager.findFragmentById(R.id.map) as SupportMapFragment?
        mapFragment?.getMapAsync(this)
    }
    override fun onMapReady(map: GoogleMap) {
        with(map) {
            moveCamera(CameraUpdateFactory.newLatLngZoom(SINGAPORE, ZOOM_LEVEL))
        }
        val capabilities: MapCapabilities = map.mapCapabilities
        Log.d(TAG, "are advanced marker enabled?" + capabilities.isAdvancedMarkersAvailable)
        // This sample sets a view as the iconView for the Advanced Marker
        val textView = TextView(this)
        textView.text = "Hello!"
        val advancedMarkerView: Marker? = map.addMarker(
            AdvancedMarkerOptions().position(SINGAPORE).iconView(textView).zIndex(1f)
        )
        // This uses PinConfig.Builder to create an instance of PinConfig.
        val pinConfigBuilder: PinConfig.Builder = PinConfig.builder()
        pinConfigBuilder.setBackgroundColor(Color.MAGENTA)
        val pinConfig: PinConfig = pinConfigBuilder.build()
        // Use the  PinConfig instance to set the icon for AdvancedMarkerOptions.
        val advancedMarkerOptions: AdvancedMarkerOptions =
            AdvancedMarkerOptions().icon(BitmapDescriptorFactory.fromPinConfig(pinConfig))
                .position(KUALA_LUMPUR)
        // Pass the AdvancedMarkerOptions instance to addMarker().
        val marker: Marker? = map.addMarker(advancedMarkerOptions)
        // This sample changes the border color of the advanced marker
        val pinConfigBuilder2: PinConfig.Builder = PinConfig.builder()
        pinConfigBuilder2.setBorderColor(Color.BLUE)
        val pinConfig2: PinConfig = pinConfigBuilder2.build()
        val advancedMarkerOptions2: AdvancedMarkerOptions = AdvancedMarkerOptions()
            .icon(BitmapDescriptorFactory.fromPinConfig(pinConfig2))
            .position(JAKARTA)
        val marker2: Marker? = map.addMarker(advancedMarkerOptions2)
        // Set the glyph text.
        val pinConfigBuilder3: PinConfig.Builder = PinConfig.builder()
        val glyphText = PinConfig.Glyph("A")
        // Alternatively, you can set the text color:
        // Glyph glyphText = new Glyph("A", Color.GREEN);
        pinConfigBuilder3.setGlyph(glyphText)
        val pinConfig3: PinConfig = pinConfigBuilder3.build()
        val advancedMarkerOptions3: AdvancedMarkerOptions = AdvancedMarkerOptions()
            .icon(BitmapDescriptorFactory.fromPinConfig(pinConfig3))
            .position(BANGKOK)
        val marker3: Marker? = map.addMarker(advancedMarkerOptions3)
        // Create a transparent glyph.
        val pinConfigBuilder4: PinConfig.Builder = PinConfig.builder()
        pinConfigBuilder4.setBackgroundColor(Color.MAGENTA)
        pinConfigBuilder4.setGlyph(PinConfig.Glyph(Color.TRANSPARENT))
        val pinConfig4: PinConfig = pinConfigBuilder4.build()
        val advancedMarkerOptions4: AdvancedMarkerOptions = AdvancedMarkerOptions()
            .icon(BitmapDescriptorFactory.fromPinConfig(pinConfig4))
            .position(MANILA)
        val marker4: Marker? = map.addMarker(advancedMarkerOptions4)
        // Collision behavior can only be changed in the AdvancedMarkerOptions object.
        // Changes to collision behavior after a marker has been created are not possible
        val collisionBehavior: Int =
            AdvancedMarkerOptions.CollisionBehavior.REQUIRED_AND_HIDES_OPTIONAL
        val advancedMarkerOptions5: AdvancedMarkerOptions = AdvancedMarkerOptions()
            .position(HO_CHI_MINH_CITY)
            .collisionBehavior(collisionBehavior)
        val marker5: Marker? = map.addMarker(advancedMarkerOptions5)
    }
}
      
  Java
public class AdvancedMarkersDemoActivity extends AppCompatActivity implements OnMapReadyCallback {
    private static final LatLng SINGAPORE = new LatLng(1.3521, 103.8198);
    private static final LatLng KUALA_LUMPUR = new LatLng(3.1390, 101.6869);
    private static final LatLng JAKARTA = new LatLng(-6.2088, 106.8456);
    private static final LatLng BANGKOK = new LatLng(13.7563, 100.5018);
    private static final LatLng MANILA = new LatLng(14.5995, 120.9842);
    private static final LatLng HO_CHI_MINH_CITY = new LatLng(10.7769, 106.7009);
    private static final float ZOOM_LEVEL = 3.5f;
    private static final String TAG = AdvancedMarkersDemoActivity.class.getName();
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.advanced_markers_demo);
        SupportMapFragment mapFragment = (SupportMapFragment) getSupportFragmentManager().findFragmentById(R.id.map);
        if (mapFragment != null) {
            mapFragment.getMapAsync(this);
        }
    }
    @Override
    public void onMapReady(GoogleMap map) {
        map.moveCamera(CameraUpdateFactory.newLatLngZoom(SINGAPORE, ZOOM_LEVEL));
        MapCapabilities capabilities = map.getMapCapabilities();
        Log.d(TAG, "Are advanced markers enabled? " + capabilities.isAdvancedMarkersAvailable());
        // This sample sets a view as the iconView for the Advanced Marker
        TextView textView = new TextView(this);
        textView.setText("Hello!");
        Marker advancedMarkerView = map.addMarker(new AdvancedMarkerOptions()
                .position(SINGAPORE)
                .iconView(textView)
                .zIndex(1f));
        // This uses PinConfig.Builder to create an instance of PinConfig.
        PinConfig.Builder pinConfigBuilder = PinConfig.builder();
        pinConfigBuilder.setBackgroundColor(Color.MAGENTA);
        PinConfig pinConfig = pinConfigBuilder.build();
        // Use the  PinConfig instance to set the icon for AdvancedMarkerOptions.
        AdvancedMarkerOptions advancedMarkerOptions = new AdvancedMarkerOptions()
                .icon(BitmapDescriptorFactory.fromPinConfig(pinConfig))
                .position(KUALA_LUMPUR);
        // Pass the AdvancedMarkerOptions instance to addMarker().
        Marker marker = map.addMarker(advancedMarkerOptions);
        // This sample changes the border color of the advanced marker
        PinConfig.Builder pinConfigBuilder2 = PinConfig.builder();
        pinConfigBuilder2.setBorderColor(Color.BLUE);
        PinConfig pinConfig2 = pinConfigBuilder2.build();
        AdvancedMarkerOptions advancedMarkerOptions2 = new AdvancedMarkerOptions()
                .icon(BitmapDescriptorFactory.fromPinConfig(pinConfig2))
                .position(JAKARTA);
        Marker marker2 = map.addMarker(advancedMarkerOptions2);
        // Set the glyph text.
        PinConfig.Builder pinConfigBuilder3 = PinConfig.builder();
        PinConfig.Glyph glyphText = new PinConfig.Glyph("A");
        // Alternatively, you can set the text color:
        // Glyph glyphText = new Glyph("A", Color.GREEN);
        pinConfigBuilder3.setGlyph(glyphText);
        PinConfig pinConfig3 = pinConfigBuilder3.build();
        AdvancedMarkerOptions advancedMarkerOptions3 = new AdvancedMarkerOptions()
                .icon(BitmapDescriptorFactory.fromPinConfig(pinConfig3))
                .position(BANGKOK);
        Marker marker3 = map.addMarker(advancedMarkerOptions3);
        // Create a transparent glyph.
        PinConfig.Builder pinConfigBuilder4 = PinConfig.builder();
        pinConfigBuilder4.setBackgroundColor(Color.MAGENTA);
        pinConfigBuilder4.setGlyph(new PinConfig.Glyph(Color.TRANSPARENT));
        PinConfig pinConfig4 = pinConfigBuilder4.build();
        AdvancedMarkerOptions advancedMarkerOptions4 = new AdvancedMarkerOptions()
                .icon(BitmapDescriptorFactory.fromPinConfig(pinConfig4))
                .position(MANILA);
        Marker marker4 = map.addMarker(advancedMarkerOptions4);
        // Collision behavior can only be changed in the AdvancedMarkerOptions object.
        // Changes to collision behavior after a marker has been created are not possible
        int collisionBehavior = AdvancedMarkerOptions.CollisionBehavior.REQUIRED_AND_HIDES_OPTIONAL;
        AdvancedMarkerOptions advancedMarkerOptions5 = new AdvancedMarkerOptions()
                .position(HO_CHI_MINH_CITY)
                .collisionBehavior(collisionBehavior);
        Marker marker5 = map.addMarker(advancedMarkerOptions5);
    }
}
      
  克隆并运行示例
您必须拥有 Git,才能在本地运行此示例。以下命令会克隆示例应用代码库。
git clone git@github.com:googlemaps-samples/android-samples.git
将示例项目导入到 Android Studio:
- 在 Android Studio 中,依次选择 File > New > Import Project。
- 前往代码库的保存位置并选择 Kotlin 或 Java 的项目目录: - Kotlin:PATH-REPO/android-samples/ApiDemos/kotlin
- Java:PATH-REPO/android-samples/ApiDemos/java
 
- Kotlin:
- 选择 Open。Android Studio 会使用 Gradle 构建工具来构建您的项目。
- 在项目的 local.properties文件所在的同一目录中,创建一个空白secrets.properties文件。如需了解详情,请参阅将您的 API 密钥添加到项目中。
- 在 - secrets.properties中添加以下字符串,并将 YOUR_API_KEY 替换为您的 API 密钥的值:- MAPS_API_KEY=YOUR_API_KEY
- 运行应用。