/*
* The ViewModel constructor includes
*
* -the initialization of the properties and variables
* -the registration of the messages sent by the model
* -the call for the startUp method on the model
* */
public SimulationViewModel()
{
//Current time starts from 0
_viewModelCurrentTime = 0;
//Server is not available until the model starts up
_serverIsAvailable = false;
//Server is not playing upon the start of the program
_serverIsPlaying = false;
//Client current time is in sync with the server time at the start of the program
_syncTimeWithServer = true;
//newly created track flag
newTrackCreated = false;
//Track list is initialized
_tracks = new BindingList <ViewModelTrack>();
//Initialize the model
model = new SimulationModel();
//Register the possible incoming message from the model
Messenger.Default.Register <int>(this, "serverTime", handleServerTimeUpdate);
Messenger.Default.Register <bool>(this, "serverAvailability", checkIfServerIsAvailable);
Messenger.Default.Register <bool>(this, "serverIsPlaying", checkIfServerIsPlaying);
Messenger.Default.Register <Scenario>(this, "newScenario", handleNewScenario);
Messenger.Default.Register <Track>(this, "createTrack", handleCreateTrack);
Messenger.Default.Register <Track>(this, "removeTrack", handleRemoveTrack);
Messenger.Default.Register <Track>(this, "editTrack", handleEditTrack);
Messenger.Default.Register <Plot>(this, "createPlot", handleCreatePlot);
Messenger.Default.Register <Plot>(this, "removePlot", handleRemovePlot);
Messenger.Default.Register <Plot>(this, "editPlot", handleEditPlot);
//Start up the model
model.startUp();
}