public static GeometryObject ToGeometry(this AbstractGeometryType gmlObject)
{
if (gmlObject == null)
{
throw new ArgumentNullException("gmlObject");
}
if (gmlObject is MultiPolygonType)
{
return(((MultiPolygonType)gmlObject).ToGeometry());
}
if (gmlObject is MultiLineStringType)
{
return(((MultiLineStringType)gmlObject).ToGeometry());
}
if (gmlObject is MultiCurveType)
{
return(((MultiCurveType)gmlObject).ToGeometry());
}
if (gmlObject is MultiSurfaceType)
{
return(((MultiSurfaceType)gmlObject).ToGeometry());
}
if (gmlObject is PolygonType)
{
return(((PolygonType)gmlObject).ToGeometry());
}
if (gmlObject is PointType)
{
return(((PointType)gmlObject).ToGeometry());
}
if (gmlObject is LineStringType)
{
return(((LineStringType)gmlObject).ToGeometry());
}
if (gmlObject is LinearRingType)
{
return(((LinearRingType)gmlObject).ToGeometry());
}
if (gmlObject is MultiPointType)
{
return(((MultiPointType)gmlObject).ToGeometry());
}
throw new NotImplementedException();
}
public static void Serialize(XmlWriter writer, AbstractGeometryType gmlObject)
{
XmlSerializerNamespaces namespaces = new XmlSerializerNamespaces();
namespaces.Add(string.Empty, string.Empty);
namespaces.Add("gml", "http://www.opengis.net/gml/3.2");
if (gmlObject is MultiCurveType) {
MultiCurveSerializer.Serialize(writer, gmlObject, namespaces);
return;
}
if (gmlObject is MultiSurfaceType) {
MultiSurfaceSerializer.Serialize(writer, gmlObject, namespaces);
return;
}
if (gmlObject is MultiPointType) {
MultiPointSerializer.Serialize(writer, gmlObject, namespaces);
return;
}
if (gmlObject is LineStringType)
{
LineStringSerializer.Serialize(writer, gmlObject, namespaces);
return;
}
if (gmlObject is PolygonType)
{
PolygonSerializer.Serialize(writer, gmlObject, namespaces);
return;
}
if (gmlObject is PointType)
{
PointSerializer.Serialize(writer, gmlObject, namespaces);
return;
}
throw new NotImplementedException(gmlObject.GetType().ToString());
}
public static IGeometryObject ToGeometry(this AbstractGeometryType gmlObject)
{
if (gmlObject == null)
{
throw new ArgumentNullException("gmlObject");
}
if (gmlObject is MultiCurveType)
{
return(((MultiCurveType)gmlObject).ToGeometry());
}
if (gmlObject is MultiSurfaceType)
{
return(((MultiSurfaceType)gmlObject).ToGeometry());
}
if (gmlObject is MultiPointType)
{
return(((MultiPointType)gmlObject).ToGeometry());
}
throw new NotImplementedException(gmlObject.GetType().ToString());
}
/// <summary>
/// Feature转换成GGGX数据
/// </summary>
/// <param name="list"></param>
/// <returns></returns>
public static XmlDocument FeatureToGGGX(List <GeoFeature> list)
{
List <GeoFeature> ftList = list;
//初始化一个xml实例
XmlDocument myXmlDoc = new XmlDocument();
//GeoFeature current2 = null;
try
{
XmlDeclaration declaration = myXmlDoc.CreateXmlDeclaration("1.0", "UTF-8", null);
myXmlDoc.AppendChild(declaration);
XmlNamespaceManager xnm = new XmlNamespaceManager(myXmlDoc.NameTable);
xnm.AddNamespace("gml", "http://www.opengis.net/gml");
xnm.AddNamespace(string.Empty, "http://www.jurassic.com.cn/3gx");
//创建xml的根节点
XmlElement rootElement = myXmlDoc.CreateElement("", "FeatureCollection", "http://www.jurassic.com.cn/3gx");
rootElement.SetAttribute("xmlns:xlink", "http://www.w3.org/1999/xlink");
rootElement.SetAttribute("xmlns:xsi", "http://www.w3.org/2001/XMLSchema-instance");
rootElement.SetAttribute("name", "GGGX数据 ");//设置该节点genre属性
rootElement.SetAttribute("xsi:schemaLocation", "http://www.jurassic.com.cn/3gx 3GX.Data.Feature.GeoMap.xsd");
myXmlDoc.AppendChild(rootElement);
XmlElement crsElement = myXmlDoc.CreateElement("CRS", "http://www.jurassic.com.cn/3gx");
crsElement.SetAttribute("codeSpace", "china");
crsElement.InnerText = "地理坐标(经纬度)";
rootElement.AppendChild(crsElement);
foreach (GeoFeature ft in ftList)
{
//current2 = ft;
XmlElement gfElement = myXmlDoc.CreateElement("GF", "http://www.jurassic.com.cn/3gx");
gfElement.SetAttribute("class", ft.CLASS);
gfElement.SetAttribute("id", ft.BOID);
gfElement.SetAttribute("bot", ft.BOT);
gfElement.SetAttribute("type", ft.FT);
XmlElement titleElement = myXmlDoc.CreateElement("Title", "http://www.jurassic.com.cn/3gx");
titleElement.InnerText = ft.NAME;
gfElement.AppendChild(titleElement);
if (ft.AliasNameList != null)
{
foreach (AliasName aliasName in ft.AliasNameList)
{
XmlElement nameElement = myXmlDoc.CreateElement("Name");
nameElement.SetAttribute("codeSpace", aliasName.APPDOMAIN);
nameElement.InnerText = aliasName.NAME;
gfElement.AppendChild(nameElement);
}
}
XmlElement PropertySetsElement = myXmlDoc.CreateElement("PropertySets", "http://www.jurassic.com.cn/3gx");
if (ft.PropertyList != null)
{
foreach (Property property in ft.PropertyList)
{
XmlDocumentFragment propertyElement = myXmlDoc.CreateDocumentFragment();
propertyElement.InnerXml = XMLHelper.RemoveAllNamespaces(property.MD);
PropertySetsElement.AppendChild(propertyElement);
}
}
gfElement.AppendChild(PropertySetsElement);
XmlElement shapesElement = myXmlDoc.CreateElement("Shapes", "http://www.jurassic.com.cn/3gx");
if (ft.GeometryList != null)
{
foreach (Geometry geometry in ft.GeometryList)
{
XmlElement shapeElement = myXmlDoc.CreateElement("Shape", "http://www.jurassic.com.cn/3gx");
shapeElement.SetAttribute("name", geometry.NAME);
XmlReader reader = XmlReader.Create(new StringReader(DbGeography.FromText(geometry.GEOMETRY).AsGml()));
reader.Read();
AbstractGeometryType gml = GmlHelper.Deserialize(reader);
StringWriter sw = new StringWriter();
XmlWriter xw = XmlWriter.Create(sw);
GmlHelper.Serialize(xw, gml);
XmlDocument shapeDoc = new XmlDocument();
shapeDoc.LoadXml(sw.ToString());
XmlDocumentFragment shape = myXmlDoc.CreateDocumentFragment();
shape.InnerXml = shapeDoc.DocumentElement.OuterXml;
shapeElement.AppendChild(shape);
shapesElement.AppendChild(shapeElement);
}
}
gfElement.AppendChild(shapesElement);
rootElement.AppendChild(gfElement);
}
}
catch (Exception ex)
{
//Jurassic.So.Infrastructure.Logging.Logger.InfoBO(current2, myXmlDoc);
throw ex;
}
myXmlDoc.LoadXml(myXmlDoc.OuterXml.Replace("xmlns=\"\"", ""));
return(myXmlDoc);
}
