//Override the default DragStop method to add functionality to it public override void DragStop(Canvas Canvas_map, MouseButtonEventArgs e) { //Merging teams if (parentPin != null && SufficientOverlap(parentPin)) //Want to merge { Team.removeSplitTeam(team); //Delete the fragment if (gpsLocation != null) { gpsLocation.setTeamSplit(false); //Reactivationg gps } //Removing rogue arrows that might appear by movement of the teams or interventions while teams where split RemoveArrow(); parentPin.RemoveArrow(); if (interventionPin != null) { interventionPin.RemoveArrow(); } mapSection.Update(); } //Identifying whether the user wants to split the team Intervention splitIntervention = null; if (team.getStatus().ToString().Equals("intervening")) { foreach (Pin pin in pinList) { if (SufficientOverlap(pin) && pin.IsOfType("InterventionPin") && pin != interventionPin) { splitIntervention = ((InterventionPin)pin).getIntervention(); break; } } } bool accidentalDrag = false; if (splitIntervention != null) { //Disabling GPS because of its unreliability when the team is split if (gpsLocation != null) { gpsLocation.setTeamSplit(true); } //Creating team as a duplicate of the initial team, name it using the number of the intervention it is assigned to Team team2 = new Team(team); team2.setName(team.getName() + splitIntervention.getInterventionNumber()); splitIntervention.AddInterveningTeam(team2); //Assigning split team onto the second intervention mapSection.Update(); //Redrawing map so that the split team pin gets recreated with a pointer to the interventionPin it is assigned to return; } else if (interventionPin != null && interventionPin.getInterventionContainer() != null) //Handling the case when the team was in an intervention, choose between keeping it on the intervention (for an accidental drag-and-drop) or removing it from the intervention { if (SufficientOverlap(interventionPin.getInterventionContainer())) //Considered accidental drag-and-drop { accidentalDrag = true; interventionPin.getInterventionContainer().PlaceAll(); } else //Remove team from intervention { interventionPin.getIntervention().RemoveInterveningTeam(team); interventionPin.SelectGPSLocation(); team.setStatus("unavailable"); //If it was the last team on that intervention and it has been removed, force redrawing of the map so that the InterventionContainer is removed if (interventionPin.getInterveningTeamsPin().Count == 0) { mapSection.Update(); return; } interventionPin = null; } } else if (team.getStatus().ToString().Equals("available")) //If the team was available and has been moved, set the team as moving { team.setStatus("moving"); } base.DragStop(Canvas_map, e); //Handle situation when the TeamPin is tracked by GPS and the user moves it if (gpsLocation != null && GPSLocation.gpsConfigured == true && !accidentalDrag) { //Create and draw the arrow to the destination point and replace pin at current GPS position GPSPinDrop(GPSServices.connectedToServer && gpsLocation.PhoneOnline()); } }