我遇到了同样的问题。没有一个建议的解决方案对我有用。我创建了一个扩展 DefaultClusterRenderer 的类，并添加了公共方法 updateClusterItem(ClusterItem clusterItem)，这将强制重新渲染与该 ClusterItem 关联的标记（适用于集群和集群项）。
import android.content.Context;
import android.support.annotation.CallSuper;
import android.support.annotation.NonNull;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.model.Marker;
import com.google.android.gms.maps.model.MarkerOptions;
import com.google.maps.android.clustering.Cluster;
import com.google.maps.android.clustering.ClusterItem;
import com.google.maps.android.clustering.ClusterManager;
import com.google.maps.android.clustering.view.DefaultClusterRenderer;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
public abstract class CustomClusterRenderer<T extends ClusterItem>
extends DefaultClusterRenderer<T> {
private ClusterManager<T> mClusterManager;
private Map<T, Marker> mClusterMap = new HashMap<>();
public CustomClusterRenderer(Context context, GoogleMap map,
ClusterManager<T> clusterManager) {
super(context, map, clusterManager);
mClusterManager = clusterManager;
}
@Override
@CallSuper
protected void onClusterItemRendered(T clusterItem, Marker marker) {
super.onClusterItemRendered(clusterItem, marker);
mClusterMap.remove(clusterItem);
cleanCache();
}
@Override
@CallSuper
protected void onClusterRendered(Cluster<T> cluster, Marker marker) {
super.onClusterRendered(cluster, marker);
for (T clusterItem : cluster.getItems()) {
mClusterMap.put(clusterItem, marker);
}
cleanCache();
}
public void updateClusterItem(T clusterItem) {
Marker marker = getMarker(clusterItem);
boolean isCluster = false;
if (marker == null) {
marker = mClusterMap.get(clusterItem);
isCluster = marker != null;
}
if (marker != null) {
MarkerOptions options = getMarkerOptionsFromMarker(marker);
if (isCluster) {
Cluster cluster = getCluster(marker);
onBeforeClusterRendered(cluster, options);
} else {
onBeforeClusterItemRendered(clusterItem, options);
}
loadMarkerWithMarkerOptions(marker, options);
}
}
private void cleanCache() {
ArrayList<T> deleteQueue = new ArrayList<>();
Collection<Marker> clusterMarkers = mClusterManager
.getClusterMarkerCollection().getMarkers();
for (T clusterItem : mClusterMap.keySet()) {
if (!clusterMarkers.contains(mClusterMap.get(clusterItem))) {
deleteQueue.add(clusterItem);
}
}
for (T clusterItem : deleteQueue) {
mClusterMap.remove(clusterItem);
}
deleteQueue.clear();
}
private MarkerOptions getMarkerOptionsFromMarker(@NonNull Marker marker) {
MarkerOptions options = new MarkerOptions();
options.alpha(marker.getAlpha());
options.draggable(marker.isDraggable());
options.flat(marker.isFlat());
options.position(marker.getPosition());
options.rotation(marker.getRotation());
options.title(marker.getTitle());
options.snippet(marker.getSnippet());
options.visible(marker.isVisible());
options.zIndex(marker.getZIndex());
return options;
}
private void loadMarkerWithMarkerOptions(@NonNull Marker marker,
@NonNull MarkerOptions options) {
marker.setAlpha(options.getAlpha());
marker.setDraggable(options.isDraggable());
marker.setFlat(options.isFlat());
marker.setPosition(options.getPosition());
marker.setRotation(options.getRotation());
marker.setTitle(options.getTitle());
marker.setSnippet(options.getSnippet());
marker.setVisible(options.isVisible());
marker.setZIndex(options.getZIndex());
marker.setIcon(options.getIcon());
marker.setAnchor(options.getAnchorU(), options.getAnchorV());
marker.setInfoWindowAnchor(options.getInfoWindowAnchorU(), options.getInfoWindowAnchorV());
}
}