public SQLiteFDBGraphTableAdapter(SQLiteFDB fdb, SQLiteFDBNetworkFeatureClass nfc)
{
_connString = fdb.ConnectionString;
_nfc = nfc;
_name = _nfc.Name; //name;
}
async static public Task <SQLiteFDBNetworkFeatureClass> Create(SQLiteFDB fdb, IDataset dataset, string name, GeometryDef geomDef)
{
var fc = new SQLiteFDBNetworkFeatureClass();
fc._fdb = fdb;
fc._fcid = await fc._fdb.FeatureClassID(await fc._fdb.DatasetID(dataset.DatasetName), name);
fc._dataset = dataset;
fc._geomDef = (geomDef != null) ? geomDef : new GeometryDef();
if (fc._geomDef != null && fc._geomDef.SpatialReference == null && dataset is IFeatureDataset)
{
fc._geomDef.SpatialReference = await((IFeatureDataset)dataset).GetSpatialReference();
}
fc._fields = new Fields();
fc._name = fc._aliasname = name;
IDatasetElement element = await fc._dataset.Element(fc._name + "_Nodes");
if (element != null)
{
fc._nodeFc = element.Class as IFeatureClass;
}
element = await fc._dataset.Element(fc._name + "_ComplexEdges");
if (element != null && element.Class is IFeatureClass)
{
fc._edgeFcs.Add(-1, (IFeatureClass)element.Class);
}
DataTable tab = await fc._fdb.Select("FCID", "FDB_NetworkClasses", "NetworkId=" + fc._fcid);
if (tab != null && tab.Rows.Count > 0)
{
StringBuilder where = new StringBuilder();
where.Append("\"GeometryType\"=" + ((int)geometryType.Polyline).ToString() + " AND \"ID\" in(");
for (int i = 0; i < tab.Rows.Count; i++)
{
if (i > 0)
{
where.Append(",");
}
where.Append(tab.Rows[i]["FCID"].ToString());
}
where.Append(")");
tab = await fc._fdb.Select("ID,Name", "FDB_FeatureClasses", where.ToString());
if (tab != null)
{
foreach (DataRow row in tab.Rows)
{
element = await fc._dataset.Element(row["name"].ToString());
if (element != null && element.Class is IFeatureClass)
{
fc._edgeFcs.Add(Convert.ToInt32(row["id"]), element.Class as IFeatureClass);
}
}
}
}
fc._weights = await fc._fdb.GraphWeights(name);
Dictionary <Guid, string> weightTableNames = null;
Dictionary <Guid, GraphWeightDataType> weightDataTypes = null;
if (fc._weights != null && fc._weights.Count > 0)
{
weightTableNames = new Dictionary <Guid, string>();
weightDataTypes = new Dictionary <Guid, GraphWeightDataType>();
foreach (IGraphWeight weight in fc._weights)
{
if (weight == null)
{
continue;
}
weightTableNames.Add(weight.Guid, fc._fdb.TableName(fc._name + "_Weights_" + weight.Guid.ToString("N").ToLower()));
weightDataTypes.Add(weight.Guid, weight.DataType);
}
}
fc._pageManager = new NetworkObjectSerializer.PageManager(
gView.Framework.Db.DataProvider.SQLiteProviderFactory,
fc._fdb.ConnectionString, fc._name,
fc._fdb.TableName("FC_" + fc._name),
fc._fdb.TableName(fc._name + "_Edges"),
fc._fdb.TableName("FC_" + name + "_Nodes"),
weightTableNames, weightDataTypes, fc._fdb
);
return(fc);
}
