/// <summary>
/// Converts the specified feature to the <see cref="Direction"/> value.
/// </summary>
/// <param name="feature">The reference to the feature to be converted.</param>
/// <returns>A new <see cref="Direction"/> value corresponding to the
/// <paramref name="feature"/>.</returns>
public static DirectionEx ConvertToDirection(GPFeature feature)
{
Debug.Assert(feature != null);
var direction = new DirectionEx
{
DirectionType = ArcLogistics.DirectionType.ManeuverDirection,
Length = feature.Attributes.Get <double>(NAAttribute.DirectionsDriveDistance),
Text = feature.Attributes.Get <string>(NAAttribute.DirectionsText),
};
var geometry = default(IEnumerable <Point>);
Debug.Assert(feature.Geometry != null && feature.Geometry.Value != null);
var points = (GPPolyline)feature.Geometry.Value;
var allPoints = points.Paths.SelectMany(Identity);
var haveMCoordinate = allPoints.All(point => point.Length == 3);
if (haveMCoordinate)
{
geometry = allPoints.Select(point => new Point(point[0], point[1], point[2]));
}
else
{
geometry = allPoints.Select(point => new Point(point[0], point[1]));
}
direction.Geometry = CompactGeometryConverter.Convert(geometry);
// Read maneuver type and drive time.
var type = NADirectionsManeuverType.esriDMTUnknown;
var subItemType = feature.Attributes.Get <NADirectionsSubItemType>(
NAAttribute.DirectionsSubItemType);
if (subItemType == NADirectionsSubItemType.ManeuverItem)
{
type = feature.Attributes.Get <NADirectionsManeuverType>(
NAAttribute.DirectionsStringType);
// Elapsed time is equal to drive time for maneuver direction items which are
// not arrive/depart ones.
if (type != NADirectionsManeuverType.esriDMTStop &&
type != NADirectionsManeuverType.esriDMTDepart)
{
direction.Time = feature.Attributes.Get <double>(
NAAttribute.DirectionsElapsedTime);
}
}
else
{
direction.DirectionType = DirectionType.Other;
}
direction.ManeuverType = _ConvertManeuverType(type);
return(direction);
}
/// <summary>
/// Check if given direction is for Break.
/// </summary>
/// <param name="dirs">Directions list.</param>
/// <returns>True - if it is Break Direction, otherwise - false.</returns>
private static bool _IsBreakDirection(DirectionEx[] dirs)
{
Debug.Assert(dirs != null);
bool result = false;
if (dirs.Length > 0)
{
// Check arrive direction.
DirectionEx dir = dirs.Last();
string breakPropertyName =
(string)Properties.Resources.BreakDirectionName;
result = dir.Text.Contains(breakPropertyName);
}
return(result);
}
