async public Task <IFeature> GetEdgeFeature(int eid)
{
RowIDFilter filter = new RowIDFilter(String.Empty);
filter.IDs.Add(eid);
filter.AddField("*");
IFeatureCursor cursor = await GetEdgeFeatures(filter);
if (cursor == null)
{
return(null);
}
IFeature feature = await cursor.NextFeature();
cursor.Dispose();
if (feature != null && feature.FindField("FCID") != null && feature.FindField("OID") != null &&
_edgeFcs.ContainsKey((int)feature["FCID"]))
{
IGraphEdge edge = _pageManager.GetEdge(eid);
try
{
if (edge != null && edge.FcId == -1) // Complex Edge
{
filter = new RowIDFilter("FDB_OID");
filter.IDs.Add((int)feature["OID"]);
filter.AddField("*");
IFeatureClass fc = _edgeFcs[(int)feature["FCID"]];
using (IFeatureCursor c = await fc.GetFeatures(filter))
{
return(await c.NextFeature());
}
}
}
catch { }
}
return(feature);
}
public IFeature GetEdgeFeature(int eid)
{
RowIDFilter filter = new RowIDFilter(String.Empty);
filter.IDs.Add(eid);
filter.AddField("*");
IFeature feature = null;
using (IFeatureCursor cursor = GetEdgeFeatures(filter))
{
feature = cursor.NextFeature;
}
if (feature != null && feature.FindField("FCID") != null && feature.FindField("OID") != null &&
_edgeFcs.ContainsKey(Convert.ToInt32(feature["FCID"])))
{
IGraphEdge edge = _pageManager.GetEdge(eid);
try
{
if (edge != null && edge.FcId == -1) // Complex Edge
{
filter = new RowIDFilter("FDB_OID");
filter.IDs.Add(Convert.ToInt32(feature["OID"]));
filter.AddField("*");
IFeatureClass fc = _edgeFcs[Convert.ToInt32(feature["FCID"])];
using (IFeatureCursor c = fc.GetFeatures(filter))
{
return(c.NextFeature);
}
}
}
catch { }
}
return(feature);
}
static private string ParseFeatureField(IFeature feature, string pattern)
{
if (pattern == null || !pattern.Contains("{"))
{
return(pattern);
}
string[] parameters = GetKeyParameters(pattern);
foreach (string parameter in parameters)
{
var fieldValue = feature.FindField(parameter);
if (fieldValue == null)
{
continue;
}
string val = fieldValue.Value != null?fieldValue.Value.ToString() : String.Empty;
pattern = pattern.Replace("{" + parameter + "}", val);
}
return(pattern);
}
static private Item ParseFeature(string metaId, string category, IFeature feature, Item proto, bool useGeometry, GeometricTransformer transformer, ImportConfig.FeatureClassDefinition featureClassDef)
{
var replace = featureClassDef.Replacements;
var result = new Item();
string oid = feature.OID.ToString();
if (feature.OID <= 0 && !String.IsNullOrWhiteSpace(featureClassDef.ObjectOidField))
{
var idFieldValue = feature.FindField(featureClassDef.ObjectOidField);
if (idFieldValue != null)
{
oid = idFieldValue.Value?.ToString();
}
}
result.Id = metaId + "." + oid;
result.SuggestedText = ParseFeatureField(feature, proto.SuggestedText);
result.SubText = ParseFeatureField(feature, proto.SubText);
result.ThumbnailUrl = ParseFeatureField(feature, proto.ThumbnailUrl);
result.Category = category;
if (replace != null)
{
foreach (var r in replace)
{
result.SuggestedText = result.SuggestedText?.Replace(r.From, r.To);
result.SubText = result.SubText?.Replace(r.From, r.To);
}
}
if (useGeometry == true && feature.Shape != null)
{
IGeometry shape = feature.Shape;
if (shape is IPoint)
{
IPoint point = (IPoint)transformer.Transform2D(feature.Shape);
result.Geo = new Nest.GeoLocation(point.Y, point.X);
}
else if (shape is IPolyline)
{
IEnvelope env = shape.Envelope;
if (env != null)
{
IPoint point = Algorithm.PolylinePoint((IPolyline)shape, ((IPolyline)shape).Length / 2.0);
if (point != null)
{
point = (IPoint)transformer.Transform2D(point);
result.Geo = new Nest.GeoLocation(point.Y, point.X);
}
result.BBox = GetBBox(env, transformer);
}
}
else if (shape is IPolygon)
{
IEnvelope env = shape.Envelope;
if (env != null)
{
var points = Algorithm.OrderPoints(Algorithm.PolygonLabelPoints((IPolygon)shape), env.Center);
if (points != null && points.PointCount > 0)
{
IPoint point = (IPoint)transformer.Transform2D(points[0]);
result.Geo = new Nest.GeoLocation(point.Y, point.X);
}
result.BBox = GetBBox(env, transformer);
}
}
}
return(result);
}
static private Dictionary <string, object> ParseFeature(string metaId, string category, IFeature feature, Item proto, bool useGeometry, IGeometricTransformer transformer, ImportConfig.FeatureClassDefinition featureClassDef)
{
var replace = featureClassDef.Replacements;
var result = new Dictionary <string, object>();
string oid = feature.OID.ToString();
if (feature.OID <= 0 && !String.IsNullOrWhiteSpace(featureClassDef.ObjectOidField))
{
var idFieldValue = feature.FindField(featureClassDef.ObjectOidField);
if (idFieldValue != null)
{
oid = idFieldValue.Value?.ToString();
}
}
result["id"] = metaId + "." + oid;
result["suggested_text"] = ParseFeatureField(feature, proto.SuggestedText);
result["subtext"] = ParseFeatureField(feature, proto.SubText);
result["thumbnail_url"] = ParseFeatureField(feature, proto.ThumbnailUrl);
result["category"] = category;
if (replace != null)
{
foreach (var r in replace)
{
result["suggested_text"] = result["suggested_text"]?.ToString().Replace(r.From, r.To);
result["subtext"] = result["subtext"]?.ToString().Replace(r.From, r.To);
}
}
if (useGeometry == true && feature.Shape != null)
{
IGeometry shape = feature.Shape;
if (shape is IPoint)
{
IPoint point = (IPoint)transformer.Transform2D(feature.Shape);
//result["longitude"] = point.X;
//result["latitude"] = point.Y;
result["geo"] = new LuceneServerNET.Core.Models.Spatial.GeoPoint()
{
Longidute = point.X,
Latitude = point.Y
};
}
else if (shape is IPolyline)
{
IEnvelope env = shape.Envelope;
if (env != null)
{
IPoint point = Algorithm.PolylinePoint((IPolyline)shape, ((IPolyline)shape).Length / 2.0);
if (point != null)
{
point = (IPoint)transformer.Transform2D(point);
//result["longitude"] = point.X;
//result["latitude"] = point.Y;
result["geo"] = new LuceneServerNET.Core.Models.Spatial.GeoPoint()
{
Longidute = point.X,
Latitude = point.Y
};
}
result["bbox"] = GetBBox(env, transformer);
}
}
else if (shape is IPolygon)
{
IEnvelope env = shape.Envelope;
if (env != null)
{
var points = Algorithm.OrderPoints(Algorithm.PolygonLabelPoints((IPolygon)shape), env.Center);
if (points != null && points.PointCount > 0)
{
IPoint point = (IPoint)transformer.Transform2D(points[0]);
//result["longitude"] = point.X;
//result["latitude"] = point.Y;
result["geo"] = new LuceneServerNET.Core.Models.Spatial.GeoPoint()
{
Longidute = point.X,
Latitude = point.Y
};
}
result["bbox"] = GetBBox(env, transformer);
}
}
}
return(result);
}
