public void FindPathZ(StationViewModel startStation, StationViewModel endStation)
{
HideStationsAndConnectionsThatIsNotOnTheSelectedPath();
StationPathFrom.IsSelectedStationInThePath = true;
StationPathTo.IsSelectedStationInThePath = true;
if (startStation.ConnectedStationO.PreviousStation == null & startStation.Line == StationPathTo.Line)
{
MoveToNext(startStation, endStation);
}
else if (startStation.ConnectedStationO.NextStation == null & startStation.Line == StationPathTo.Line)
{
MoveToPrevious(startStation, endStation);
}
else if (startStation.Line == StationPathTo.Line && check(startStation, endStation))
{
MoveToNext(startStation, endStation);
}
else if (startStation.Line == StationPathTo.Line && !check(startStation, endStation))
{
MoveToPrevious(startStation, endStation);
}
else
{
var transit = Stations.FirstOrDefault(s => s.TransitToLine == StationPathTo.Line & StationPathFrom.Line == s.Line);
if (check(startStation, transit))
{
MoveToNext(startStation, transit);
startStation = Stations.ToList().Find(s => s.Name.Trim() == transit.TransitToStation.Trim());
if (check(startStation, endStation))
{
MoveToNext(startStation, endStation);
}
else
{
MoveToPrevious(startStation, endStation);
}
}
else
{
MoveToPrevious(startStation, transit);
startStation = Stations.ToList().Find(s => s.Name.Trim() == transit.TransitToStation.Trim());
if (!check(startStation, endStation))
{
MoveToPrevious(startStation, endStation);
}
else
{
MoveToNext(startStation, endStation);
}
}
}
}
public bool check(StationViewModel station, StationViewModel endStation)
{
if (station.ConnectedStationO.NextStation != null && station.ConnectedStationO.NextStation != endStation.Name)
{
return(check(Stations.ToList().Find(s => s.Name.Trim() == station.ConnectedStationO.NextStation.Trim()), endStation));
}
else if (station.ConnectedStationO.NextStation == endStation.Name)
{
return(true);
}
else
{
return(false);
}
}
public void MoveToPrevious(StationViewModel startStation, StationViewModel endStation)
{
while (startStation.ConnectedStationO.PreviousStation != endStation.Name)
{
startStation = Stations.ToList().Find(s => s.Name.Trim() == startStation.ConnectedStationO.PreviousStation.Trim());
StationConnections.SingleOrDefault(s =>
{
if (s.NextStation != null & s.NextStation.Trim() == startStation.ConnectedStationO.NextStation.Trim())
{
s.IsSelectedConnection = true;
return(true);
}
return(false);
});
startStation.IsSelectedStationInThePath = true;
}
}
// this method will be reworked
private void Load()
{
Stations = new ObservableCollection <StationViewModel>();
StationConnections = new ObservableCollection <StationConnectionViewModel>();
SelectStationCommand = new RelayCommand(SelectStation);
List <Station> stationsData;
double canvasLeft;
double canvasBottom;
StationControl sc = new StationControl();
using (var context = new MetroNavigationContext())
{
stationsData = context.Stations.
Include(s => s.StationConnection).ToList();
}
MinX = stationsData.Min(s => s.OsX);
MaxX = stationsData.Max(s => s.OsX);
MinY = stationsData.Min(s => s.OsY);
MaxY = stationsData.Max(s => s.OsY);
List <double> l = new List <double>();
foreach (var station in stationsData)
{
canvasLeft = (SystemParameters.WorkArea.Width * 0.9) *
(station.OsX - MinX) / (MaxX - MinX);
canvasBottom = (SystemParameters.WorkArea.Height * 0.9) *
(station.OsY - MinY) / (MaxY - MinY);
canvasLeft = canvasLeft > (SystemParameters.WorkArea.Width * 0.9)
? canvasLeft
: canvasLeft;
canvasBottom = canvasBottom > (SystemParameters.WorkArea.Height * 0.9)
? canvasBottom
: canvasBottom;
Stations.Add(new StationViewModel()
{
CanvasLeft = canvasLeft, CanvasBottom = canvasBottom, Name = station.Name, Line = station.Line, ConnectedStationO = new StationConnectionViewModel()
{
NextStation = station.StationConnection.NextStation, PreviousStation = station.StationConnection.PreviousStation
}, TransitToLine = station.TransitToLine, TransitToStation = station.TransitToStation
});
}
var temp = Stations.OrderBy(s => s.Line).ToList();
foreach (StationViewModel station in temp)
{
StationViewModel connected = null;
if (station.ConnectedStationO.NextStation != null)
{
connected = temp.Find(s => s.Name.Trim() == station.ConnectedStationO.NextStation.Trim());
}
if (connected != null)
{
Brush lineColor = Brushes.Black;
if (station.Line == 1)
{
lineColor = Brushes.Red;
}
else if (station.Line == 2)
{
lineColor = Brushes.Green;
}
else if (station.Line == 3)
{
lineColor = Brushes.Blue;
}
if (station.CanvasBottom > connected.CanvasBottom & station.CanvasLeft > connected.CanvasLeft | station.CanvasBottom > connected.CanvasBottom & station.CanvasLeft < connected.CanvasLeft)
{
StationConnections.Add(new StationConnectionViewModel()
{
X1 = station.CanvasLeft + sc.MaxHeight / 2, X2 = connected.CanvasLeft + sc.MaxHeight / 2, Y1 = SystemParameters.WorkArea.Height - station.CanvasBottom, Y2 = SystemParameters.WorkArea.Height - connected.CanvasBottom, CanvasBottom = connected.CanvasBottom + (sc.MaxHeight / 2) - 2, LineColor = lineColor, NextStation = connected.Name
});
}
else if (station.CanvasBottom < connected.CanvasBottom & station.CanvasLeft < connected.CanvasLeft | station.CanvasBottom <connected.CanvasBottom& station.CanvasLeft> connected.CanvasLeft)
{
StationConnections.Add(new StationConnectionViewModel()
{
X1 = station.CanvasLeft + sc.MaxHeight / 2, X2 = connected.CanvasLeft + sc.MaxHeight / 2, Y1 = SystemParameters.WorkArea.Height - connected.CanvasBottom + (station.CanvasBottom - connected.CanvasBottom), Y2 = (SystemParameters.WorkArea.Height - connected.CanvasBottom) + (station.CanvasBottom - connected.CanvasBottom) * 2, CanvasBottom = station.CanvasBottom + (sc.MaxHeight / 2) - 2, LineColor = lineColor, NextStation = connected.Name
});
}
}
}
}
