[英]Java android google maps clustering , change icon in marker after click on them
In my application I have a lot of points to show in google maps so I decided to use a ClusterManager. 在我的应用程序中,我有很多要显示在Google地图中的要点,因此我决定使用ClusterManager。 I want to change icon on one ClusterItem (which I clicked) it is any idea how I can do this :
我想更改一个ClusterItem(单击我)上的图标,这是我能做到的任何想法:
I do this : 我这样做:
@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();
}
If you look at the doc they've mentioned Customize the marker clusters . 如果您查看该文档,他们会提到自定义标记群集 。
The CustomMarkerClusteringDemoActivity defines its own cluster item, a Person, and renders it by extending the DefaultClusterRenderer as PersonRenderer.
CustomMarkerClusteringDemoActivity定义其自己的群集项目Person,并通过将DefaultClusterRenderer扩展为PersonRenderer来呈现它。
You can also implement
ClusterManager.OnClusterItemClickListener<Person>
in a similar way.您也可以以类似方式实现
ClusterManager.OnClusterItemClickListener<Person>
。
They've also provided sample code to change the icon/image of the ClusterItem. 他们还提供了示例代码来更改ClusterItem的图标/图像。
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