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@espritm /MainActivity.cs Secret
Created Apr 11, 2017

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public class MainActivity : AppCompatActivity, IOnMapReadyCallback, ClusterManager.IOnClusterItemInfoWindowClickListener,
GoogleMap.IOnCameraIdleListener, GoogleMap.IInfoWindowAdapter, GoogleMap.IOnInfoWindowClickListener
{
private ClusterManager m_ClusterManagerFav;
private ClusterRenderer m_ClusterRendererFav;
private CustomGoogleMapInfoWindow m_InfoWindowAdapter;
//...
public void OnMapReady(GoogleMap map)
{
//Initialize Map
m_map = map;
m_map.SetOnCameraIdleListener(this);
m_map.SetInfoWindowAdapter(this);
m_map.SetOnInfoWindowClickListener(this);
//Initialize info window adapter
m_InfoWindowAdapter = new CustomGoogleMapInfoWindow(this, m_dicAllMarkerOnMap);
//Initialize Cluster manager
ConfigCluster();
//Initialize Cluster manager for favorites markers
ConfigClusterFav();
SetupMap();
}
private void ConfigCluster()
{
//Initialize cluster manager.
m_ClusterManager = new ClusterManager(this, m_map);
//Initialize cluster renderer, and keep a reference that will be usefull for the InfoWindowsAdapter
m_ClusterRenderer = new ClusterRenderer(this, m_map, m_ClusterManager, m_dicAllMarkerOnMap);
m_ClusterManager.Renderer = m_ClusterRenderer;
//Custom info window : single markers only (a click on a cluster marker should not show info window)
m_ClusterManager.MarkerCollection.SetOnInfoWindowAdapter(m_InfoWindowAdapter);
//Handle Info Window's click event
m_ClusterManager.SetOnClusterItemInfoWindowClickListener(this);
}
private void ConfigClusterFav()
{
//Initialize cluster manager for favorites markers.
m_ClusterManagerFav = new ClusterManager(this, m_map);
//Initialize cluster renderer, and keep a reference that will be usefull for the InfoWindowsAdapter
m_ClusterRendererFav = new ClusterRenderer(this, m_map, m_ClusterManagerFav, m_dicAllMarkerOnMap);
m_ClusterManagerFav.Renderer = m_ClusterRendererFav;
//Custom info window : single markers only (a click on a cluster marker should not show info window)
m_ClusterManagerFav.MarkerCollection.SetOnInfoWindowAdapter(m_InfoWindowAdapter);
//Handle Info Window's click event
m_ClusterManagerFav.SetOnClusterItemInfoWindowClickListener(this);
}
public void OnClusterItemInfoWindowClick(Java.Lang.Object p0)
{
//...
//Dismiss the info window clicked
Marker markerClicked = m_ClusterRenderer.GetMarker(itemClicked);
if (markerClicked == null)
markerClicked = m_ClusterRendererFav.GetMarker(itemClicked);
markerClicked.HideInfoWindow();
}
public void OnCameraIdle()
{
m_ClusterManager.OnCameraIdle();
m_ClusterManagerFav.OnCameraIdle();
}
public View GetInfoContents(Marker marker)
{
View v = m_ClusterManager.MarkerManager.GetInfoContents(marker);
if (v == null)
v = m_ClusterManagerFav.MarkerManager.GetInfoContents(marker);
return v;
}
public View GetInfoWindow(Marker marker)
{
View v = m_ClusterManager.MarkerManager.GetInfoWindow(marker);
if (v == null)
v = m_ClusterManagerFav.MarkerManager.GetInfoWindow(marker);
return v;
}
public void OnInfoWindowClick(Marker marker)
{
m_ClusterManager.OnInfoWindowClick(marker);
m_ClusterManagerFav.OnInfoWindowClick(marker);
}
private void SetupMap()
{
//...
LatLng LatLonMeylan = new LatLng(45.2333, 5.7833);
lsMarkers = new List<ClusterItem>();
//Add 50 markers using a spiral algorithm (cheers SushiHangover)
for (int i = 0; i < 50; ++i)
{
double theta = i * System.Math.PI * 0.29f;
double radius = 0.004 * System.Math.Exp(0.2 * theta);
double x = radius * System.Math.Cos(theta);
double y = radius * System.Math.Sin(theta);
ClusterItem newMarker = new ClusterItem(LatLonMeylan.Latitude + x, LatLonMeylan.Longitude + y, "radius = " + radius);
newMarker.m_bIsFav = true;
lsMarkers.Add(newMarker);
}
//Add markers to the map through the cluster manager
m_ClusterManagerFav.AddItems(lsMarkers);
}
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