Esempio n. 1
0
        public ActionResult SelectFeature(SelectInputModel input)
        {
            MgSiteConnection conn = CreateConnection(input);
            MgMap            map  = new MgMap(conn);

            map.Open(input.MapName);

            MgLayerCollection layers = map.GetLayers();
            int lidx = layers.IndexOf("Parcels");

            if (lidx < 0)
            {
                throw new Exception("Layer not found on map: Parcels");
            }
            MgLayerBase       layer               = layers[lidx];
            MgClassDefinition clsDef              = layer.GetClassDefinition();
            MgPropertyDefinitionCollection props  = clsDef.GetProperties();
            MgPropertyDefinition           idProp = props[0];
            string idPropName           = idProp.Name;
            MgFeatureQueryOptions query = new MgFeatureQueryOptions();

            query.SetFilter(idPropName + " = " + input.id);

            MgFeatureReader   reader    = layer.SelectFeatures(query);
            MgSelection       selection = new MgSelection(map, "");
            MgResourceService resSvc    = (MgResourceService)conn.CreateService(MgServiceType.ResourceService);
            string            result    = "";

            try
            {
                selection.Open(resSvc, input.MapName);
                selection.FromXml(""); //Clear existing
                selection.AddFeatures(layer, reader, 0);
                result = selection.ToXml();
            }
            finally
            {
                reader.Close();
            }

            return(Content(result, MgMimeType.Xml));
        }
        public IActionResult SelectFeature(SelectInputModel input)
        {
            MgSiteConnection conn = CreateConnection(input);
            MgMap map = new MgMap(conn);
            map.Open(input.MapName);

            MgLayerCollection layers = map.GetLayers();
            int lidx = layers.IndexOf("Parcels");
            if (lidx < 0)
            {
                throw new Exception("Layer not found on map: Parcels");
            }
            MgLayerBase layer = layers.GetItem(lidx);
            MgClassDefinition clsDef = layer.GetClassDefinition();
            MgPropertyDefinitionCollection props = clsDef.GetProperties();
            MgPropertyDefinition idProp = props.GetItem(0);
            string idPropName = idProp.Name;
            MgFeatureQueryOptions query = new MgFeatureQueryOptions();
            query.SetFilter(idPropName + " = " + input.id);

            MgFeatureReader reader = layer.SelectFeatures(query);
            MgSelection selection = new MgSelection(map, "");
            MgResourceService resSvc = (MgResourceService)conn.CreateService(MgServiceType.ResourceService);
            string result = "";
            try
            {
                selection.Open(resSvc, input.MapName);
                selection.FromXml(""); //Clear existing
                selection.AddFeatures(layer, reader, 0);
                result = selection.ToXml();
                selection.Save(resSvc);
            }
            finally
            {
                reader.Close();
            }

            return Content(result, MgMimeType.Xml);
        }
Esempio n. 3
0
        public String GetSelectionXML()
        {
            MgMap map = new MgMap();
            map.Open(_resourceService, GetParameter(this.args, "MAPNAME"));
            MgLayerBase markupLayer = map.GetLayers().GetItem("_" + this.GetMarkupName());

            MgSelection selection = new MgSelection(map);
            selection.AddFeatureIdInt32(markupLayer, markupLayer.FeatureClassName, Int32.Parse(GetParameter(this.args, "MARKUPFEATURE")));

            return selection.ToXml();
        }
    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:";
            }
        }
    }
Esempio n. 5
0
 //---------------------------------------------------------------------------------------
 //
 //        ���ܣ�����ѯ���ת��ΪXML��ʽ���ַ�
 //
 //         ���ߣ�
 //
 //         ���ڣ� 2007.5.23
 //        
 //         �޸���ʷ����
 //        
 //---------------------------------------------------------------------------------------
 public void CreateSelectionXML(String queryString)
 {
     //������Դ��Ҫ�ط���
     MgResourceService resService = (MgResourceService)siteConnection.CreateService(MgServiceType.ResourceService);
     MgFeatureService featureService = (MgFeatureService)siteConnection.CreateService(MgServiceType.FeatureService);
     //��ȡҪ��ѯ��Ҫ��������ڵIJ�
     MgMap map = new MgMap();
     map.Open(resService, "Sheboygan");
     MgLayer layer = map.GetLayers().GetItem("Parcels");
     //ִ��Ҫ�ز�ѯ
     MgResourceIdentifier resId = new MgResourceIdentifier(layer.GetFeatureSourceId());
     MgFeatureQueryOptions queryOption = new MgFeatureQueryOptions();
     queryOption.SetFilter(queryString);
     MgFeatureReader featureReader = featureService.SelectFeatures(resId, "Parcels", queryOption);
       //����ѡ��
     MgSelection selection = new MgSelection(map);
     selection.AddFeatures(layer, featureReader, 0);
     //����ѡ�񼯣���ת��ΪXML
     OutputSelectionInHTML(selection, featureService);
     selectionXML = selection.ToXml();
 }
Esempio n. 6
0
 public string SelectFeaturesOnMap(string layerName, string[] ids)
 {
     string result = string.Empty;
     if (this.Map.GetLayers().Contains(layerName))
     {
         MgLayer layer = this.Map.GetLayers().GetItem(layerName) as MgLayer;
         MgFeatureQueryOptions opt = new MgFeatureQueryOptions();
         string identityName = this.FeatureService.GetClassDefinition(new MgResourceIdentifier(layer.FeatureSourceId), layer.FeatureClassName.Split(new char[] { ':' })[0], layer.FeatureClassName.Split(new char[] { ':'})[1]).GetIdentityProperties()[0].Name;
         opt.SetFilter(string.Format("{0} in({1})", identityName, ids.ToString()));
         MgFeatureReader reader = this.FeatureService.SelectFeatures(new MgResourceIdentifier(layer.FeatureSourceId), layer.FeatureClassName, opt);
         MgSelection selection = new MgSelection(this.Map);
         selection.AddFeatures(layer, reader, ids.Length);
         result = selection.ToXml();
     }
     return result;
 }
Esempio n. 7
0
    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:";
            }
        }
    }