public void CheckOnStayAfterDuration(Object stateInfo)
{
GeoFence geoFence = (GeoFence)stateInfo;
timer.Dispose();
GeoFenceMonitoring.Instance.ExecuteOnStayCallback(this, geoFence);
}
public void AddGeoFence(GeoFence geoFence, ICallback callback)
{
if (fencesToCallback.ContainsKey(geoFence))
{
if (!fencesToCallback[geoFence].EqualCallbackParameter(callback))
{
throw new BackendlessException(String.Format(ExceptionMessage.GEOFENCE_ALREADY_MONITORING, geoFence.GeofenceName));
}
return;
}
if (!IsDefiniteRect(geoFence.NWPoint, geoFence.SEPoint))
{
DefiniteRect(geoFence);
}
this.fencesToCallback.Add(geoFence, callback);
if (location != null && IsPointInFence(new GeoPoint(location.Latitude, location.Longitude), geoFence))
{
pointFences.Add(geoFence);
callback.CallOnEnter(geoFence, location);
AddOnStay(geoFence);
}
}
private void DefiniteRect(GeoFence geoFence)
{
switch (geoFence.Type)
{
case FenceType.RECT:
{
GeoPoint nwPoint = geoFence.Nodes[0];
GeoPoint sePoint = geoFence.Nodes[1];
geoFence.NWPoint = nwPoint;
geoFence.SEPoint = sePoint;
break;
}
case FenceType.CIRCLE:
{
double[] outRect = GeoMath.GetOutRectangle(geoFence.Nodes[0], geoFence.Nodes[0]);
geoFence.NWPoint = new GeoPoint(outRect[0], outRect[1]);
geoFence.SEPoint = new GeoPoint(outRect[2], outRect[3]);
break;
}
case FenceType.SHAPE:
{
double[] outRect = GeoMath.GetOutRectangle(geoFence.Nodes);
geoFence.NWPoint = new GeoPoint(outRect[0], outRect[1]);
geoFence.SEPoint = new GeoPoint(outRect[2], outRect[3]);
break;
}
default:
break;
}
}
private void AddOnStay(GeoFence geoFence)
{
onStaySet.Add(geoFence);
DurationStayTask task = new DurationStayTask();
task.geoFence = geoFence;
task.Schedule();
tasks.Add(task);
}
internal void ExecuteOnStayCallback(DurationStayTask task, GeoFence geoFence)
{
tasks.Remove(task);
if (onStaySet.Contains(geoFence))
{
fencesToCallback[geoFence].CallOnStay(geoFence, location);
CancelOnStay(geoFence);
}
}
public void removeGeoFence(String geoFenceName)
{
GeoFence removed = new GeoFence(geoFenceName);
if (fencesToCallback.ContainsKey(removed))
{
fencesToCallback.Remove(removed);
CancelOnStay(removed);
pointFences.Remove(removed);
}
}
private bool IsPointInFence(GeoPoint geoPoint, GeoFence geoFence)
{
if (!GeoMath.IsPointInRectangular(geoPoint, geoFence.NWPoint, geoFence.SEPoint))
{
return(false);
}
if (geoFence.Type == FenceType.CIRCLE && !GeoMath.IsPointInCircle(geoPoint, geoFence.Nodes[0], GeoMath.Distance(geoFence.Nodes[0].Latitude, geoFence.Nodes[0].Longitude, geoFence.Nodes[1].Latitude, geoFence.Nodes[1].Longitude)))
{
return(false);
}
if (geoFence.Type == FenceType.SHAPE && !GeoMath.IsPointInShape(geoPoint, geoFence.Nodes))
{
return(false);
}
return(true);
}
public void CallOnExit(GeoFence geoFence, GeoPoint location)
{
geoPoint = location;
OnGeofenceServerCallback("onExitGeofence", geoFence.ObjectId, geoPoint);
}
private void CancelOnStay(GeoFence geoFence)
{
onStaySet.Remove(geoFence);
}
private void AddFenceMonitoring( ICallback callback, GeoFence[] geoFences )
{
if( geoFences.Length == 0 )
return;
if( geoFences.Length == 1 )
GeoFenceMonitoring.Instance.AddGeoFence( geoFences[ 0 ], callback );
else
GeoFenceMonitoring.Instance.AddGeoFences( new HashSet<GeoFence>( geoFences ), callback );
if( !LocationTracker.Instance.ContainsListener( GeoFenceMonitoring.NAME ) )
LocationTracker.Instance.AddListener( GeoFenceMonitoring.NAME, GeoFenceMonitoring.Instance );
}
public void CallOnExit( GeoFence geoFence, GeoPoint location )
{
LocationInfo locationInfo = new LocationInfo( geoFence.GeofenceName, geoFence.ObjectId, location.Latitude, location.Longitude );
geofenceCallback.OnExitHandler( locationInfo );
}
internal void ExecuteOnStayCallback( DurationStayTask task, GeoFence geoFence )
{
tasks.Remove( task );
if( onStaySet.Contains( geoFence ) )
{
fencesToCallback[ geoFence ].CallOnStay( geoFence, location );
CancelOnStay( geoFence );
}
}
public void AddGeoFence( GeoFence geoFence, ICallback callback )
{
if( fencesToCallback.ContainsKey( geoFence ) )
{
if( !fencesToCallback[ geoFence ].EqualCallbackParameter( callback ) )
throw new BackendlessException( String.Format( ExceptionMessage.GEOFENCE_ALREADY_MONITORING, geoFence.GeofenceName ) );
return;
}
if( !IsDefiniteRect( geoFence.NWPoint, geoFence.SEPoint ) )
DefiniteRect( geoFence );
this.fencesToCallback.Add( geoFence, callback );
if( location != null && IsPointInFence( new GeoPoint( location.Latitude, location.Longitude ), geoFence ) )
{
pointFences.Add( geoFence );
callback.CallOnEnter( geoFence, location );
AddOnStay( geoFence );
}
}
private void CancelOnStay( GeoFence geoFence )
{
onStaySet.Remove( geoFence );
}
private void AddOnStay( GeoFence geoFence )
{
onStaySet.Add( geoFence );
DurationStayTask task = new DurationStayTask();
task.geoFence = geoFence;
task.Schedule();
tasks.Add( task );
}
private void DefiniteRect( GeoFence geoFence )
{
switch( geoFence.Type )
{
case FenceType.RECT:
{
GeoPoint nwPoint = geoFence.Nodes[ 0 ];
GeoPoint sePoint = geoFence.Nodes[ 1 ];
geoFence.NWPoint = nwPoint;
geoFence.SEPoint = sePoint;
break;
}
case FenceType.CIRCLE:
{
double[] outRect = GeoMath.GetOutRectangle( geoFence.Nodes[ 0 ], geoFence.Nodes[ 0 ] );
geoFence.NWPoint = new GeoPoint( outRect[ 0 ], outRect[ 1 ] );
geoFence.SEPoint = new GeoPoint( outRect[ 2 ], outRect[ 3 ] );
break;
}
case FenceType.SHAPE:
{
double[] outRect = GeoMath.GetOutRectangle( geoFence.Nodes );
geoFence.NWPoint = new GeoPoint( outRect[ 0 ], outRect[ 1 ] );
geoFence.SEPoint = new GeoPoint( outRect[ 2 ], outRect[ 3 ] );
break;
}
default:
break;
}
}
private bool IsPointInFence( GeoPoint geoPoint, GeoFence geoFence )
{
if( !GeoMath.IsPointInRectangular( geoPoint, geoFence.NWPoint, geoFence.SEPoint ) )
{
return false;
}
if( geoFence.Type == FenceType.CIRCLE && !GeoMath.IsPointInCircle( geoPoint, geoFence.Nodes[ 0 ], GeoMath.Distance( geoFence.Nodes[ 0 ].Latitude, geoFence.Nodes[ 0 ].Longitude, geoFence.Nodes[ 1 ].Latitude, geoFence.Nodes[ 1 ].Longitude ) ) )
{
return false;
}
if( geoFence.Type == FenceType.SHAPE && !GeoMath.IsPointInShape( geoPoint, geoFence.Nodes ) )
{
return false;
}
return true;
}
public void removeGeoFence( String geoFenceName )
{
GeoFence removed = new GeoFence( geoFenceName );
if( fencesToCallback.ContainsKey( removed ) )
{
fencesToCallback.Remove( removed );
CancelOnStay( removed );
pointFences.Remove( removed );
}
}
public void CallOnExit( GeoFence geoFence, GeoPoint location )
{
geoPoint = location;
OnGeofenceServerCallback( "onExitGeofence", geoFence.ObjectId, geoPoint );
}
public void CallOnExit(GeoFence geoFence, GeoPoint location)
{
LocationInfo locationInfo = new LocationInfo(geoFence.GeofenceName, geoFence.ObjectId, location.Latitude, location.Longitude);
geofenceCallback.OnExitHandler(locationInfo);
}
