public static void AreEqual(XmlNode node, LinearRing ring)
{
var pointNodes = node.SelectNodes("PNT");
var points = ring.Points;
for (int i = 0; i < pointNodes.Count; i++)
{
PointAssert.AreEqual(pointNodes[i], points[i]);
}
}
private IEnumerable<LSG> Map(LinearRing ring, LSGA ringType)
{
var isoLineStrings = new List<LSG>
{
new LSG
{
A = ringType,
Items = ring.Points.Select(Map).ToArray()
}
};
return isoLineStrings;
}
private static void WriteRing(XmlWriter writer, LinearRing ring, bool isExterior)
{
if (ring.Points == null ||
ring.Points.Count == 0)
return;
writer.WriteStartElement("LSG");
writer.WriteXmlAttribute("A", isExterior ? "1" : "2");
for (int i = 0; i < ring.Points.Count; i++)
{
var pointLabel = i == 0 ? "start" : i == ring.Points.Count - 1 ? "end" : "";
WritePoint(writer, ring.Points[i], pointLabel);
}
writer.WriteEndElement();
}
public void GivenLinearRingWhenCreatedThenTypeShouldBeLinearRing()
{
var shape = new LinearRing();
Assert.AreEqual(ShapeTypeEnum.LinearRing, shape.Type);
}
private static LinearRing LoadRing(XmlNode lineNode, out bool exteriorRing)
{
exteriorRing = false;
var lineType = lineNode.GetXmlNodeValue("@A");
if (string.IsNullOrEmpty(lineType))
return null;
exteriorRing = string.Equals(lineType, "1", StringComparison.OrdinalIgnoreCase);
var line = new LinearRing { Points = new List<Point>() };
var pointNodes = lineNode.SelectNodes("PNT");
foreach (XmlNode pointNode in pointNodes)
{
var point = LoadPoint(pointNode);
if (point == null)
return null;
line.Points.Add(point);
}
return line;
}
