public static Feature ToFeature(MG_Feature mgFeature)
{
// field set
FeatureDefn def = ToFeatureDefn(mgFeature.GetFieldSet());
Feature f = new Feature(def);
// field value
int fieldCount = mgFeature.GetFieldCount();
for (int i = 0; i < fieldCount; i++)
{
object value = mgFeature.GetValue(i).Value;
FieldType fieldType = f.GetFieldType(i);
if (fieldType == FieldType.OFTString)
{
if (value != null)
{
f.SetField(i, value.ToString());
}
}
else if (fieldType == FieldType.OFTInteger)
{// id name url
if (value != null)
{
f.SetField(i, Int32.Parse(value.ToString()));
}
}
else if (fieldType == FieldType.OFTReal)
{
if (value != null)
{
f.SetField(i, Double.Parse(value.ToString()));
}
}
else if (fieldType == FieldType.OFTDateTime)
{
if (value != null)
{
DateTime dt = (DateTime)value;
f.SetField(i, dt.Year, dt.Month, dt.Day, dt.Hour, dt.Minute, dt.Second, dt.Millisecond);
}
}
}
//geometry
string wkt = mgFeature.GetGeometry().AsWKT();
Geometry g = Geometry.CreateFromWkt(wkt);
// test
Envelope env = new Envelope();
g.GetEnvelope(env);
f.SetGeometry(g);
//f.SetStyleString(null);
return(f);
}
private DataTable GetDataTable(MG_Layer layer)
{
// Create a new DataTable.
DataTable table = new DataTable(layer.GetLayerName());
// add oid
DataColumn oid_Column = new DataColumn("OID", Type.GetType("System.Int32"));
table.Columns.Add(oid_Column);
int i, j;
// Add the column
for (i = 0; i < layer.GetFieldSet().Count(); i++)
{
MG_Field field = layer.GetFieldSet().GetAt(i);
DataColumn column = new DataColumn(field.Name);
column.DataType = Type.GetType("System.String");
// Add the Column to the DataColumnCollection.
table.Columns.Add(column);
}
// Add the row
for (i = 0; i < layer.GetFeatureCount(); i++)
{
MG_Feature f = layer.GetFeature(i);
DataRow row = table.NewRow();
// add oid
row[0] = i + 1;
for (j = 0; j < f.GetFieldCount(); j++)
{
object value = f.GetValue(j).Value;
if (value != null)
{
row[j + 1] = value.ToString();
}
}
// Add the row to the DataRowCollection.
table.Rows.Add(row);
}
return(table);
}