//================================================================================================//
/// <summary>
/// Constructor for speedposts
/// </summary>
public SignalHead(Signal signal, int trackItem, int tbdRef, SpeedPostItem speedItem)
{
if (speedItem == null)
{
throw new ArgumentNullException(nameof(speedItem));
}
MainSignal = signal ?? throw new ArgumentNullException(nameof(signal));
TrackItemIndex = trackItem;
TDBIndex = tbdRef;
DrawState = 1;
SignalIndicationState = SignalAspectState.Clear_2;
SignalType = new SignalType(SignalFunction.Speed, SignalAspectState.Clear_2);
double speedMpS = Speed.MeterPerSecond.ToMpS(speedItem.Distance, !speedItem.IsMPH);
if (speedItem.IsResume)
{
speedMpS = 999.0;
}
float passSpeed = speedItem.IsPassenger ? (float)speedMpS : -1;
float freightSpeed = speedItem.IsFreight ? (float)speedMpS : -1;
SpeedInfoSet[SignalIndicationState] = new SpeedInfo(passSpeed, freightSpeed, false, false, speedItem is TempSpeedPostItem ? (speedMpS == 999f ? 2 : 1) : 0, speedItem.IsWarning);
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="item">The original track item</param>
/// <param name="travellerAtItem">The traveller located at the location of the track item</param>
public ChartableTrackItem(TrItem item, Traveller travellerAtItem)
{
this.Height = item.Y;
this.ItemText = string.Empty;
this.ItemType = ChartableTrackItemType.Station;
switch (item.ItemType)
{
case TrItem.trItemType.trEMPTY:
break;
case TrItem.trItemType.trCROSSOVER:
break;
case TrItem.trItemType.trSIGNAL:
break;
case TrItem.trItemType.trSPEEDPOST:
SpeedPostItem speedPost = item as SpeedPostItem;
this.ItemText = speedPost.SpeedInd.ToString(System.Globalization.CultureInfo.CurrentCulture);
if (speedPost.IsMilePost)
{
this.ItemType = ChartableTrackItemType.MilePost;
}
if (speedPost.IsLimit)
{
float relativeAngle = Microsoft.Xna.Framework.MathHelper.WrapAngle(travellerAtItem.RotY + speedPost.Angle - (float)Math.PI / 2);
bool inSameDirection = Math.Abs(relativeAngle) < Math.PI / 2;
if (inSameDirection)
{
this.ItemType = ChartableTrackItemType.SpeedLimitForward;
}
else
{
this.ItemType = ChartableTrackItemType.SpeedLimitReverse;
}
}
break;
case TrItem.trItemType.trPLATFORM:
this.ItemText = (item as PlatformItem).Station;
this.ItemType = ChartableTrackItemType.Station;
break;
case TrItem.trItemType.trSOUNDREGION:
break;
case TrItem.trItemType.trXING:
break;
case TrItem.trItemType.trSIDING:
break;
case TrItem.trItemType.trHAZZARD:
break;
case TrItem.trItemType.trPICKUP:
break;
case TrItem.trItemType.trCARSPAWNER:
break;
default:
break;
}
this.TrackVectorSectionIndex = travellerAtItem.TrackVectorSectionIndex;
var travellerAtSectionStart = new Traveller(travellerAtItem);
travellerAtSectionStart.MoveInSection(float.MinValue); // Move to begin of section
this.TrackVectorSectionOffset = travellerAtItem.TrackNodeOffset - travellerAtSectionStart.TrackNodeOffset;
}
/// <summary>
/// Default constructor
/// </summary>
/// <param name="originalTrItem">The original track item that we are representing for drawing</param>
public DrawableSpeedPostItem(TrackItem originalTrItem)
: base(originalTrItem)
{
Description = "speedpost";
originalItem = originalTrItem as SpeedPostItem;
}
