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/// <summary>
/// Gets direction language name for sending to ArcGIS server.
/// </summary>
/// <returns>Current direction language name.</returns>
/// <remarks>ArcGIS expects underscore as languagecode/regioncode delimiter.</remarks>
private static string _GetDirLanguage()
{
return(RequestBuildingHelper.GetDirectionsLanguage().Replace('-', '_'));
}
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/// <summary>
/// Builds request.
/// </summary>
/// <param name="reqData">Route solve request data.</param>
/// <returns>Created route solve request.</returns>
public RouteSolveRequest BuildRequest(RouteSolveRequestData reqData)
{
Debug.Assert(reqData != null);
var req = new RouteSolveRequest();
// stops
req.Stops = _BuildStopFeatures(reqData.Route.Stops);
// Point barriers.
if (reqData.PointBarriers != null)
{
req.PointBarriers = new RouteRecordSet();
req.PointBarriers.Features = reqData.PointBarriers;
}
// Polygon barriers.
if (reqData.PolygonBarriers != null)
{
req.PolygonBarriers = new RouteRecordSet();
req.PolygonBarriers.Features = reqData.PolygonBarriers;
}
// Polyline barriers.
if (reqData.PolylineBarriers != null)
{
req.PolylineBarriers = new RouteRecordSet();
req.PolylineBarriers.Features = reqData.PolylineBarriers;
}
// start time
req.StartTime = (reqData.Route.StartTime == null) ?
NONE_TIME_VALUE : _FormatEpochTime(reqData.Route.StartTime.Value);
req.ReturnDirections = true;
req.ReturnRoutes = false;
req.ReturnStops = false;
req.ReturnBarriers = false;
req.OutSR = GeometryConst.WKID_WGS84;
req.IgnoreInvalidLocations = _context.SolverSettings.ExcludeRestrictedStreets;
req.OutputLines = Enum.GetName(typeof(NAOutputLineType),
NAOutputLineType.esriNAOutputLineTrueShapeWithMeasure);
req.FindBestSequence = false;
req.PreserveFirstStop = true;
req.PreserveLastStop = true;
req.UseTimeWindows = true;
req.AccumulateAttributeNames = null;
req.ImpedanceAttributeName = _context.NetworkDescription.ImpedanceAttributeName;
req.RestrictionAttributeNames = _FormatRestrictions();
req.AttributeParameters = _FormatAttrParameters();
req.RestrictUTurns = _GetUTurnPolicy();
req.UseHierarchy = true;
req.DirectionsLanguage = _GetDirLanguage();
req.OutputGeometryPrecision = null;
req.OutputGeometryPrecisionUnits = null;
NANetworkAttributeUnits unit = RequestBuildingHelper.GetDirectionsLengthUnits();
req.DirectionsLengthUnits = unit.ToString();
req.DirectionsTimeAttributeName = null;
req.OutputFormat = NAOutputFormat.JSON;
return(req);
}