private void SwapFromTo()
{
//Swap Text in boxes.
string TmpText = FromSearchText.Text;
FromSearchText.Text = ToSearchText.Text;
ToSearchText.Text = TmpText;
//Swap visibility states of hints.
ViewStates TmpViewState = FromSearchHint.Visibility;
FromSearchHint.Visibility = ToSearchHint.Visibility;
ToSearchHint.Visibility = TmpViewState;
//Swap Data stored in variables
RtStationData TmpStation = FromStation;
FromStation = ToStation;
ToStation = TmpStation;
//If both data not null, start a departure search.
if (FromStation != null && ToStation != null)
{
RtTrainDeparturesView.ShowDepartures(FromStation.Code, ToStation.Code);
}
}
//Main thing
public RtStationData[] SearchStations(string SearchQuery, int MaxResults, RtGPS SortDistance, bool NavigableOnly)
{
//Create empty return variable
List <RtStationData> StationResults = new List <RtStationData>();
//Check input parameter is valid
if (SearchQuery.Length != ZEROLENGTH)
{
//Check if input is three capital letters
if (SearchQuery.Length == THREELENGTH && SearchQuery.ToUpper() == SearchQuery)
{
//Search by CRS Code
StationResults = RtStations.SearchByCRS(SearchQuery).ToList();
}
else
{
//Search by Name
StationResults = RtStations.SearchByName(SearchQuery, MaxResults).ToList();
}
}
//If Navigable Only, filter
if (NavigableOnly)
{
//Loop through results, if not navigable, remove and minus iterator
for (int i = 0; i < StationResults.Count; i++)
{
if (!NAVIGABLESTATIONS.Contains(StationResults[i].Code))
{
StationResults.Remove(StationResults[i]);
i--;
}
}
}
if (SortDistance != null)
{
//Create GPS Instance in another thread.
for (int z = 0; z < StationResults.Count - 1; z++)
{
for (int i = 0; i < StationResults.Count - 1; i++)
{
if (SortDistance.DistanceFromLatLonInKm(StationResults[i + 1].Latitude, StationResults[i + 1].Longitude, SortDistance.Latitude, SortDistance.Longitude) <
SortDistance.DistanceFromLatLonInKm(StationResults[i].Latitude, StationResults[i].Longitude, SortDistance.Latitude, SortDistance.Longitude))
{
RtStationData tmp = StationResults[i];
StationResults[i] = StationResults[i + 1];
StationResults[i + 1] = tmp;
}
}
}
}
//SearchQuery Invalid
return(StationResults.ToArray());
}
private void StationSearchDialog_StationSelected(int DialogID, RtStationData RtStationData)
{
if (DialogID == 0)
{
FromSearchText.Text = RtStationData.StationName;
FromSearchHint.Visibility = ViewStates.Gone;
FromStation = RtStationData;
}
else
{
ToSearchText.Text = RtStationData.StationName;
ToSearchHint.Visibility = ViewStates.Gone;
ToStation = RtStationData;
}
if (FromStation != null && ToStation != null)
RtTrainDeparturesView.ShowDepartures(FromStation.Code, ToStation.Code);
}
//Draw results
private void DrawResults(LinearLayout ResultsRoot, RtGPS GPS)
{
//If GPS sending position
if ((GPS.Ready && Option_SearchLocation) || !Option_SearchLocation)
{
//Search stations
RtStationData[] data = new RtStations().SearchStations(SearchInput.Text, MAXSEARCHRESULTS, (Option_SearchLocation) ? GPS : null, Option_SearchNavigable);
//Clear Results View
ResultsRoot.RemoveAllViews();
//Loop through stations data
for (int i = 0; i < data.Length; i++)
{
//Create a local copy of variable for click event
RtStationData localdat = data[i];
//Result Back
LinearLayout ResultBack = new LinearLayout(this.Context);
ResultBack.LayoutParameters = RtGraphicsLayouts.LayoutParameters(RtGraphicsLayouts.EXPAND, DIALOGRESULTHEIGHT);
ResultBack.SetDpPadding(RtGraphicsLayouts, SMALLPADDING, SMALLPADDING, SMALLPADDING, SMALLPADDING);
ResultBack.SetGravity(GravityFlags.CenterVertical);
ResultsRoot.AddView(ResultBack);
//Result Station Name
TextView ResultStationName = new TextView(this.Context);
ResultStationName.Format(RtGraphicsExt.TextFormats.Paragraph);
ResultStationName.Text = data[i].StationName;
ResultBack.AddView(ResultStationName);
//Result Station CRS
TextView ResultCRS = new TextView(this.Context);
ResultCRS.LayoutParameters = RtGraphicsLayouts.LayoutParameters(RtGraphicsLayouts.EXPAND, RtGraphicsLayouts.CONTAIN);
ResultCRS.SetDpPadding(RtGraphicsLayouts, ZERO, ZERO, SMALLPADDING, ZERO);
ResultCRS.Format(RtGraphicsExt.TextFormats.Paragraph1);
ResultCRS.Text = data[i].Code;
ResultCRS.Gravity = GravityFlags.Right;
ResultBack.AddView(ResultCRS);
//Result Back Event
ResultBack.Click += delegate
{
//If callback isn't null, invoke it, causing sleection to be returned and dialog hidden.
StationSelected?.Invoke(DialogID, localdat);
CloseDialog();
};
}
//If theres no stations
if (data.Length == ZERO)
{
ResultsRoot.RemoveAllViews();
ResultsRoot.AddView(DrawErrorMessage(ERROR_NOSTATIONSFOUND));
GPS = new RtGPS((LocationManager)ContextWrapper.GetSystemService(ContextWrapper.LocationService));
}
}
else if (GPS.NoGPS)
{
//If no GPS
ResultsRoot.RemoveAllViews();
ResultsRoot.AddView(DrawErrorMessage(ERROR_GPSTURNEDOFF));
GPS = new RtGPS((LocationManager)ContextWrapper.GetSystemService(ContextWrapper.LocationService));
}
else
{
//If GPS not ready
ResultsRoot.RemoveAllViews();
ResultsRoot.AddView(DrawErrorMessage(ERROR_GPSLOADING));
}
}