public override void Close()
{
if (_reader != null)
{
try
{
_reader.Close();
_reader.Dispose();
}
catch (MgException ex)
{
ex.Dispose();
}
_reader = null;
}
}
MgGeometry MultiGeometryFromSelection(MgFeatureService featureSrvc, MgMap map, String selText)
{
MgSelection sel = new MgSelection(map);
sel.FromXml(selText);
MgReadOnlyLayerCollection selLayers = sel.GetLayers();
if (selLayers == null)
{
return(null);
}
MgGeometryCollection geomColl = new MgGeometryCollection();
MgAgfReaderWriter agfRW = new MgAgfReaderWriter();
bool polyOnly = true;
for (int i = 0; i < selLayers.GetCount(); i++)
{
MgLayer layer = (MgLayer)selLayers.GetItem(i);
// TODO: How to get selectionSize?
//int selectionSize = 20;
string filter = sel.GenerateFilter(layer, layer.GetFeatureClassName());
if (filter == "")
{
continue;
}
MgFeatureQueryOptions query = new MgFeatureQueryOptions();
query.SetFilter(filter);
MgResourceIdentifier featureSource = new MgResourceIdentifier(layer.GetFeatureSourceId());
MgFeatureReader features = featureSrvc.SelectFeatures(featureSource, layer.GetFeatureClassName(), query);
if (features != null)
{
MgClassDefinition classDef = features.GetClassDefinition();
String geomPropName = classDef.GetDefaultGeometryPropertyName();
int j = 0;
//bool isPoly = true;
while (features.ReadNext())
{
MgByteReader geomReader = features.GetGeometry(geomPropName);
MgGeometry geom = agfRW.Read(geomReader);
if (j++ == 0)
{
int type = geom.GetGeometryType();
if (type == MgGeometryType.MultiPolygon || type == MgGeometryType.CurvePolygon || type == MgGeometryType.MultiCurvePolygon)
{
//isPoly = false;
polyOnly = false;
}
else if (type != MgGeometryType.Polygon)
{
break;
}
}
geomColl.Add(geom);
}
features.Close();
features.Dispose();
}
}
if (geomColl.GetCount() == 0)
{
return(null);
}
MgGeometryFactory gf = new MgGeometryFactory();
if (polyOnly)
{
MgPolygonCollection polyColl = new MgPolygonCollection();
for (int j = 0; j < geomColl.GetCount(); j++)
{
polyColl.Add((MgPolygon)geomColl.GetItem(j));
}
return(gf.CreateMultiPolygon(polyColl));
}
else
{
return(gf.CreateMultiGeometry(geomColl));
}
}
protected void Page_Load(object sender, EventArgs e)
{
if (!Page.IsPostBack)
{
string sessionId = GetRequestParameters(Request)["SESSION"];
string mapName = GetRequestParameters(Request)["MAPNAME"];
string locale = GetRequestParameters(Request)["LOCALE"];
if (string.IsNullOrEmpty(sessionId))
{
Response.Clear();
Response.End();
return;
}
if (string.IsNullOrEmpty(mapName))
{
Response.Clear();
Response.End();
return;
}
MgResourceService resourceSrvc = GetMgResurceService(sessionId);
MgFeatureService featureSrvc = GetMgFeatureService(sessionId);
MgMap map = new MgMap();
map.Open(resourceSrvc, mapName);
string layernames = GetRequestParameters(Request)["LAYERNAMES"];
string GEOMETRY = GetRequestParameters(Request)["GEOMETRY"];
string selVar = GetRequestParameters(Request)["SELECTIONVARIANT"];
string type = GetRequestParameters(Request)["tp"];
string inputSel = GetRequestParameters(Request)["SELECTION"];
bool hasInputGeom = false;
if (!string.IsNullOrEmpty(GEOMETRY))
{
hasInputGeom = true;
}
//selection ima prednost pred podano geometrijo ...
MgWktReaderWriter wktrw = new MgWktReaderWriter();
if (!string.IsNullOrEmpty(inputSel))
{
MgGeometry inputGeom = MultiGeometryFromSelection(featureSrvc, map, inputSel);
GEOMETRY = wktrw.Write(inputGeom);
}
MgAgfReaderWriter agfRW = new MgAgfReaderWriter();
int nLayer = 0;
// pobrišem in zgradim na novo samo tiste, ki imajo zadetke ...
int nSloj = 0;
string filter = "";
StringBuilder sbOut = new StringBuilder();
sbOut.Append("<table width=\"100%\" class=\"results\">");
sbOut.Append("<tr><td class='header'></td><td class='header'>" + "Layer" + "</td><td class='header' align=\"center\">" + "Select" + "</td><td class='header' align=\"center\">" + "Report" + "</td></tr>");
MgSelection selAll = new MgSelection(map);
foreach (MgLayer layer in map.GetLayers())
{
if (type != "2")
{
if (!layer.IsVisible())
{
goto nextlay;
}
}
if (layer.LegendLabel == "")
{
goto nextlay;
}
try
{
nLayer++;
filter = String.Format("{0} {1} GeomFromText('{2}')", layer.GetFeatureGeometryName(), selVar, GEOMETRY);
//preveriti še filter na Layerju. Ker ne gre drugače, je potrebno pogledati v XML
MgResourceIdentifier layerDefResId = layer.GetLayerDefinition();
MgByteReader byteReader = resourceSrvc.GetResourceContent(layerDefResId);
System.Xml.XmlDocument doc = new System.Xml.XmlDocument();
String xmlLayerDef = byteReader.ToString();
doc.LoadXml(xmlLayerDef);
KALI.MGE.Objects.KALILayerDefinition.LayerDefinition ld = KALI.MGE.Objects.KALILayerDefinition.LayerDefinition.Parse(xmlLayerDef);
if (!string.IsNullOrEmpty(ld.VectorLayerDefinition.Filter))
{
filter += " AND (" + ld.VectorLayerDefinition.Filter + ")";
}
//query the features
MgFeatureQueryOptions opts = new MgFeatureQueryOptions();
opts.SetFilter(filter);
String featureClassName = layer.GetFeatureClassName();
MgResourceIdentifier srcId = new MgResourceIdentifier(layer.GetFeatureSourceId());
MgFeatureReader features = featureSrvc.SelectFeatures(srcId, featureClassName, opts);
bool hasResult = features.ReadNext();
if (hasResult)
{
nSloj++;
int n = 0;
MgClassDefinition classDef = features.GetClassDefinition();
MgPropertyDefinitionCollection classDefProps = classDef.GetIdentityProperties();
ArrayList idPropNames = new ArrayList(classDefProps.GetCount());
for (int j = 0; j < classDefProps.GetCount(); j++)
{
MgPropertyDefinition idProp = classDefProps.GetItem(j);
idPropNames.Add(idProp.GetName());
}
MgSelection sel = new MgSelection(map);
do
{
// Generate XML to selection this feature
MgPropertyCollection idProps = new MgPropertyCollection();
foreach (string id in idPropNames)
{
int idPropType = features.GetPropertyType(id);
switch (idPropType)
{
case MgPropertyType.Int32:
idProps.Add(new MgInt32Property(id, features.GetInt32(id)));
break;
case MgPropertyType.String:
idProps.Add(new MgStringProperty(id, features.GetString(id)));
break;
case MgPropertyType.Int64:
idProps.Add(new MgInt64Property(id, features.GetInt64(id)));
break;
case MgPropertyType.Double:
idProps.Add(new MgDoubleProperty(id, features.GetDouble(id)));
break;
case MgPropertyType.Single:
idProps.Add(new MgSingleProperty(id, features.GetSingle(id)));
break;
case MgPropertyType.DateTime:
idProps.Add(new MgDateTimeProperty(id, features.GetDateTime(id)));
break;
default:
//throw new SearchError(String.Format(MgLocalizer.GetString("SEARCHTYYPENOTSUP", locale), new Object[] { idPropType.ToString() }), searchError);
break;
}
}
sel.AddFeatureIds(layer, featureClassName, idProps);
selAll.AddFeatureIds(layer, featureClassName, idProps);
n++;
//if (n > 1000) break;
} while (features.ReadNext());
features.Close();
features.Dispose();
string selText = EscapeForHtml(sel.ToXml());
string seljs = "<div class=\"allLay\" onclick=\"parent.SetSelectionXML('" + selText + "');\"><img width=\"16\" height=\"16\" style=\"border:0\" src=\"images/mActionZoomToSelected.png\"/></div>";
string seljs3 = "<div class=\"allLay\" onclick=\"parent.MultiGridShow('" + selText + "');\"><img width=\"16\" height=\"16\" style=\"border:0\" src=\"images/mActionOpenTable.png\"/></div>";
string linfo = "<b>" + layer.LegendLabel + "</b><br />" + n.ToString() + " " + "Hits";
sbOut.Append("<tr><td class=\"results\">" + nSloj.ToString() + "</td><td class=\"results\">" + linfo + "</td><td align=\"center\" class=\"results\">" + seljs + "</td><td align=\"center\" class=\"results\">" + seljs3 + "</td></tr>");
}
}
catch (Exception)
{
continue;
}
nextlay:
continue;
}
sbOut.Append("</table>");
string selAllText = EscapeForHtml(selAll.ToXml());
string seljsAll = "<div class=\"allLay\" onclick=\"parent.SetSelectionXML('" + selAllText + "');\"><img width=\"16\" height=\"16\" style=\"border:0\" src=\"images/mActionZoomToSelected.png\"/>" + "Select All" + "</div>";
string seljsAll3 = "<div class=\"allLay\" onclick=\"parent.MultiGridShow('" + selAllText + "');\"><img width=\"16\" height=\"16\" style=\"border:0\" src=\"images/mActionOpenTable.png\"/>" + "Report All" + "</div>";
sbOut.Append(string.Format("<br /><table width=\"100%\" class=\"results\"><tr><td class=\"results\">{0}</td><td class=\"results\">{1}</td></tr></table>", seljsAll, seljsAll3));
featureSrvc.Dispose();
resourceSrvc.Dispose();
if (nSloj > 0)
{
litPrebodi.Text = sbOut.ToString();
}
else
{
litPrebodiTitle.Visible = false;
litPrebodi.Text = "<b>" + "None layer lies below the selected item/area!" + "</b>";
}
MgGeometry inGeom = wktrw.Read(GEOMETRY);
double rw = map.ViewScale / Math.Sqrt(inGeom.Area);
//koordinate
if (hasInputGeom & rw > 400)
{
string output = "";
output = pointTransformAndWriteZ(GEOMETRY, map);
litKoordinate.Text = output;
litKoordinateTitle.Text = "Coordinates of selected points:";
}
}
}
