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Java android google maps clustering,單擊標記后更改標記中的圖標

[英]Java android google maps clustering , change icon in marker after click on them

在我的應用程序中,我有很多要顯示在Google地圖中的要點,因此我決定使用ClusterManager。 我想更改一個ClusterItem(單擊我)上的圖標,這是我能做到的任何想法:

我這樣做:

  @Override public void onMapReady(GoogleMap googleMap) {
    mMap = googleMap;

    mClusterManager = new ClusterManager<>(this, mMap);

    final CustomClusterRenderer renderer = new CustomClusterRenderer(this, mMap, mClusterManager);

    mClusterManager.setRenderer(renderer);

    mClusterManager.setOnClusterClickListener(
        new ClusterManager.OnClusterClickListener<StringClusterItem>() {
          @Override public boolean onClusterClick(Cluster<StringClusterItem> cluster) {
            Toast.makeText(MapsActivity.this, "Cluster click", Toast.LENGTH_SHORT).show();
            return false;
          }
        });

    mClusterManager.setOnClusterItemClickListener(
        new ClusterManager.OnClusterItemClickListener<StringClusterItem>() {
          @Override public boolean onClusterItemClick(StringClusterItem clusterItem) {
            Toast.makeText(MapsActivity.this, "Cluster item click", Toast.LENGTH_SHORT).show();
            return false;
          }
        });

    mClusterManager.setOnClusterItemInfoWindowClickListener(
        new ClusterManager.OnClusterItemInfoWindowClickListener<StringClusterItem>() {
          @Override public void onClusterItemInfoWindowClick(StringClusterItem stringClusterItem) {
            Toast.makeText(MapsActivity.this, "Clicked info window: " + stringClusterItem.title,
                Toast.LENGTH_SHORT).show();
          }
        });

    mMap.setOnInfoWindowClickListener(mClusterManager);
    mMap.setInfoWindowAdapter(mClusterManager.getMarkerManager());
    mMap.setOnCameraChangeListener(mClusterManager);
    mMap.setOnMarkerClickListener(mClusterManager);

    for (int i = 0; i < 10; i++) {
      final LatLng latLng = new LatLng(-34 + i, 151 + i);
      mClusterManager.addItem(new StringClusterItem("Marker #" + (i + 1), latLng));
    }
      mClusterManager.addItem(new StringClusterItem("Marker #" + (10 + 1), new LatLng(-34+11 , 151 +11),true));

    mClusterManager.cluster();
  }

如果您查看該文檔,他們會提到自定義標記群集

CustomMarkerClusteringDemoActivity定義其自己的群集項目Person,並通過將DefaultClusterRenderer擴展為PersonRenderer來呈現它。

您也可以以類似方式實現ClusterManager.OnClusterItemClickListener<Person>

他們還提供了示例代碼來更改ClusterItem的圖標/圖像。

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