public static IEnumerable <VehicleBitmapAndPoint> GetBitmapsAndPointsFor(IMoveableVehicle vehicle)
{
foreach (VehicleBitmapAndPoint x in TextureAtlas.TilesetAccessor.GetBitmapsAndPointsFor(vehicle))
{
yield return(x);
}
}
public IEnumerable <VehicleBitmapAndPoint> GetBitmapsAndPointsFor(IMoveableVehicle vehicle)
{
if (vehicle.PreviousPreviousPreviousPreviousPosition == null)
{
yield break;
}
foreach (var pair in new[]
{
new
{
Render = (vehicle is ITrain),
First = vehicle.CurrentPosition,
Second = vehicle.PreviousPosition,
Third = vehicle.PreviousPreviousPosition,
Head = true
},
new
{
Render = true,
First = vehicle.PreviousPosition,
Second = vehicle.PreviousPreviousPosition,
Third = vehicle.PreviousPreviousPreviousPosition,
Head = false
},
new
{
Render = (vehicle is ITrain),
First = vehicle.PreviousPreviousPosition,
Second = vehicle.PreviousPreviousPreviousPosition,
Third = vehicle.PreviousPreviousPreviousPreviousPosition,
Head = false
}
})
{
var orientation = (pair.Third.Point != pair.First.Point)
? pair.Third.Point.OrientationTo(pair.First.Point)
: pair.Second.Point.OrientationTo(pair.First.Point);
VehicleBitmap bitmap;
if (vehicle is IAirplane)
{
bitmap = _vehicleBitmaps.Plane.GetBitmap(orientation);
}
else if (vehicle is ITrain)
{
bitmap = _vehicleBitmaps.Train.GetBitmap(orientation);
}
else if (vehicle is IShip)
{
bitmap = _vehicleBitmaps.GetShipBitmapFrame().GetBitmap(orientation);
}
else
{
throw new InvalidOperationException();
}
if (pair.Render)
{
yield return(new VehicleBitmapAndPoint(bitmap, pair.Second, pair.Third, vehicle));
}
}
}