Ejemplo n.º 1
0
    //----------------------------------------------------------------------------------------
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    //-----------------------------------------------------------------------------------------
    public ParcelProperty[] GetNearParcels(string parcelType, GeocodeAddress geocodeAddress, double bufferDistance)
    {
        ParcelProperty[] parcelProperties = null;

        //���ڵ�ַ���� ���ε�͵�Ļ������������Σ�
        MgGeometryFactory geoFactory = new MgGeometryFactory();
        MgCoordinate coord = geoFactory.CreateCoordinateXY(Convert.ToDouble(geocodeAddress.lon), Convert.ToDouble(geocodeAddress.lat));
        MgPoint pt = geoFactory.CreatePoint(coord);
        //��ѯ��ָ����Χ�ڣ�����Σ���Ҫ��
        MgPolygon buffer = (MgPolygon)pt.Buffer(bufferDistance, null);

        MgFeatureService featureService = (MgFeatureService)siteConnection.CreateService(MgServiceType.FeatureService);

        MgFeatureQueryOptions query = new MgFeatureQueryOptions();
        query.SetFilter("RTYPE LIKE '" + parcelType + "%'");
        query.SetSpatialFilter("SHPGEOM", buffer, MgFeatureSpatialOperations.Inside);
        MgResourceIdentifier resId = new MgResourceIdentifier("Library://Samples/Sheboygan/Data/Parcels.FeatureSource");
        MgFeatureReader featReader = featureService.SelectFeatures(resId, "Parcels", query);
        //�����ѯ���
        ArrayList props = new ArrayList();
        while (featReader.ReadNext())
        {
            ParcelProperty prop = new ParcelProperty();
            prop.ID = featReader.GetInt32("Autogenerated_SDF_ID").ToString();
            prop.Acreage = featReader.GetString("RACRE");
            prop.BillingAddr = featReader.GetString("RBILAD");
            prop.Description1 = featReader.GetString("RLDESCR1");
            prop.Description2 = featReader.GetString("RLDESCR2");
            prop.Description3 = featReader.GetString("RLDESCR3");
            prop.Description4 = featReader.GetString("RLDESCR4");
            prop.LotDimension = featReader.GetString("RLOT");
            prop.LotSize = featReader.GetInt32("RSQFT");
            prop.Owner = featReader.GetString("RNAME");
            prop.Zoning = featReader.GetString("RTYPE");

            props.Add(prop);
        }

        parcelProperties = (ParcelProperty[])props.ToArray(typeof(ParcelProperty));
        return parcelProperties;
    }
Ejemplo n.º 2
0
    //---------------------------------------------------------------------------------------
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    //---------------------------------------------------------------------------------------
    public void createNewParcel(MgPolygon geom, ParcelProperty newParcel)
    {
        MgPropertyCollection properties = buildPropertyCol(newParcel);
        MgAgfReaderWriter agfWriter = new MgAgfReaderWriter();
        MgByteReader byteReader = agfWriter.Write(geom);
        properties.Add(new MgGeometryProperty("SHPGEOM", byteReader));

        MgFeatureService featureService = (MgFeatureService)siteConnection.CreateService(MgServiceType.FeatureService);
        MgResourceIdentifier parcelSource = new MgResourceIdentifier("Library://MgTutorial/Data/Parcels.FeatureSource");

        MgFeatureCommandCollection commands = new MgFeatureCommandCollection();
        commands.Add(new MgInsertFeatures("Parcels", properties));
        featureService.UpdateFeatures(parcelSource, commands, false);

        //////////////////////////////////////////
        /*
        MgFeatureCommandCollection commands = new MgFeatureCommandCollection();
        MgPropertyCollection properties = new MgPropertyCollection();
        MgAgfReaderWriter agfReaderWriter = new MgAgfReaderWriter();
        MgByteReader   byteReader = agfReaderWriter.Write(geometry);
        MgGeometryProperty geometryProperty = new MgGeometryProperty("SHPGEOM",byteReader);
        properties.Add(new MgInt32Property("RSQFT", 322));
        properties.Add(new MgStringProperty("RNAME", "YourName"));
        properties.Add(new MgStringProperty("RTYPE", "GFC"));

        MgPropertyCollection properties = new MgPropertyCollection ();
        properties.Add(geometryProperty);
        MgInsertFeatures insertCommand = new MgInsertFeatures(className, properties);
        commands.Add(insertCommand);
        featureService.UpdateFeatures(featureSource, commands, false);
         * */
    }
Ejemplo n.º 3
0
    //---------------------------------------------------------------------------------------
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    //---------------------------------------------------------------------------------------
    private MgPropertyCollection populateParcelFeatureAttributes(MgPolygon geom, ParcelProperty newParcel)
    {
        MgPropertyCollection props = new MgPropertyCollection();
        MgAgfReaderWriter agfWriter = new MgAgfReaderWriter();
        props.Add(new MgGeometryProperty("GEOM", agfWriter.Write(geom)));
        props.Add(new MgStringProperty("ACRE", newParcel.Acreage));
        props.Add(new MgStringProperty("BILLADDR", newParcel.BillingAddr));
        props.Add(new MgStringProperty("DESC1", newParcel.Description1));
        props.Add(new MgStringProperty("DESC2", newParcel.Description2));
        props.Add(new MgStringProperty("DESC3", newParcel.Description3));
        props.Add(new MgStringProperty("DESC4", newParcel.Description4));
        props.Add(new MgStringProperty("LOTDIM", newParcel.LotDimension));
        props.Add(new MgInt32Property("SQFT", newParcel.LotSize));
        props.Add(new MgStringProperty("OWNER", newParcel.Owner));
        props.Add(new MgStringProperty("ZONE", newParcel.Zoning));

        return props;
    }
Ejemplo n.º 4
0
    private MgPropertyCollection buildPropertyCol(ParcelProperty newFeatureValue)
    {
        MgPropertyCollection props = new MgPropertyCollection();

        props.Add(new MgStringProperty("RACRE", newFeatureValue.Acreage));
        props.Add(new MgStringProperty("RBILAD", newFeatureValue.BillingAddr));
        props.Add(new MgStringProperty("RLDESCR1", newFeatureValue.Description1));
        props.Add(new MgStringProperty("RLDESCR2", newFeatureValue.Description2));
        props.Add(new MgStringProperty("RLDESCR3", newFeatureValue.Description3));
        props.Add(new MgStringProperty("RLDESCR4", newFeatureValue.Description4));
        props.Add(new MgStringProperty("RLOT", newFeatureValue.LotDimension));
        props.Add(new MgInt32Property("RSQFT", newFeatureValue.LotSize));
        props.Add(new MgStringProperty("RNAME", newFeatureValue.Owner));
        props.Add(new MgStringProperty("RTYPE", newFeatureValue.Zoning));

        return props;
    }
Ejemplo n.º 5
0
    //---------------------------------------------------------------------------------------
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    //---------------------------------------------------------------------------------------
    public bool UpdateFeature(ParcelProperty newFeatureValue)
    {
        MgResourceService resService = (MgResourceService)siteConnection.CreateService(MgServiceType.ResourceService);
        MgFeatureService featService = (MgFeatureService)siteConnection.CreateService(MgServiceType.FeatureService);

        MgFeatureQueryOptions query = new MgFeatureQueryOptions();
        string filterString = "Autogenerated_SDF_ID = " + newFeatureValue.ID;
        query.SetFilter(filterString);
        MgResourceIdentifier resId = new MgResourceIdentifier("Library://MgTutorial/Data/Parcels.FeatureSource");
        MgFeatureReader featureReader = featService.SelectFeatures(resId, "Parcels", query);

        if (featureReader.ReadNext())
        {
            featureReader.Close();
            MgPropertyCollection properties = buildPropertyCol(newFeatureValue);

            MgFeatureCommandCollection commands = new MgFeatureCommandCollection();
            commands.Add(new MgUpdateFeatures("SHP_Schema:Parcels", properties, filterString));
            featService.UpdateFeatures(resId, commands, false);
            return true;
        }
        featureReader.Close();
        return false;
    }
Ejemplo n.º 6
0
    public ParcelProperty GetFirstSelectedFeature()
    {
        MgResourceService resService = (MgResourceService)siteConnection.CreateService(MgServiceType.ResourceService);
        MgFeatureService featService = (MgFeatureService)siteConnection.CreateService(MgServiceType.FeatureService);

        MgMap map = new MgMap();
        map.Open(resService, "Sheboygan");

        MgSelection mapSelection = new MgSelection(map);
        mapSelection.Open(resService, "Sheboygan");

        MgReadOnlyLayerCollection layers = mapSelection.GetLayers();
        if (layers == null)
            return null;

        ParcelProperty prop = new ParcelProperty();

        for (int i = 0; i < layers.GetCount(); i++)
        {
            MgLayer layer = layers.GetItem(i);
            if ((layer != null) && (layer.GetName() == "Parcels"))
            {
                String layerClassName = layer.GetFeatureClassName();
                String selectString = mapSelection.GenerateFilter(layer, layerClassName);

                String layerFeatureIdString = layer.GetFeatureSourceId();
                MgResourceIdentifier layerResId = new MgResourceIdentifier(layerFeatureIdString);

                MgFeatureQueryOptions queryOptions = new MgFeatureQueryOptions();
                queryOptions.SetFilter(selectString);
                MgFeatureReader featReader = featService.SelectFeatures(layerResId, layerClassName, queryOptions);

                if (featReader.ReadNext())
                {

                    prop.ID = featReader.GetInt32("Autogenerated_SDF_ID");
                    prop.Acreage = featReader.GetString("RACRE");
                    prop.BillingAddr = featReader.GetString("RBILAD");
                    prop.Description1 = featReader.GetString("RLDESCR1");
                    prop.Description2 = featReader.GetString("RLDESCR2");
                    prop.Description3 = featReader.GetString("RLDESCR3");
                    prop.Description4 = featReader.GetString("RLDESCR4");
                    prop.LotDimension = featReader.GetString("RLOT");
                    prop.LotSize = featReader.GetInt32("RSQFT");
                    prop.Owner = featReader.GetString("RNAME");
                    prop.Zoning = featReader.GetString("RTYPE");

            featReader.Close();

                    return prop;
                }

        featReader.Close();
            }
        }

        return null;
    }
Ejemplo n.º 7
0
    //---------------------------------------------------------------------------------------
    //
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    //
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    //        
    //---------------------------------------------------------------------------------------
    public void createTempParcels(MgPolygon geom, ParcelProperty newParcel, string sessionId)
    {
        MgFeatureService featureService = (MgFeatureService)siteConnection.CreateService(MgServiceType.FeatureService);
        MgResourceService resService = (MgResourceService)siteConnection.CreateService(MgServiceType.ResourceService);

        // ��ȡ��ͼ����
        MgMap map = new MgMap();
        map.Open(resService, "Sheboygan");
        // ������ʱ��
           MgResourceIdentifier tempLayerSourceId = new MgResourceIdentifier("Session:" + sessionId + "//tempParcel.FeatureSource");

        MgLayer tempParcelLayer = getLayerByName(map, "TempParcels");
        if (tempParcelLayer == null)
        {
            createTempParcelFeatureSource(featureService, tempLayerSourceId);
            tempParcelLayer = createTempParcelLayer(resService, tempLayerSourceId, sessionId);
            map.GetLayers().Insert(0, tempParcelLayer);
        }

        //��Ҫ��Դ�в���Ҫ������
        MgPropertyCollection props = populateParcelFeatureAttributes(geom, newParcel);
        MgFeatureCommandCollection commands = new MgFeatureCommandCollection();
        commands.Add(new MgInsertFeatures("tempParcel", props));
        featureService.UpdateFeatures(tempLayerSourceId, commands, false);

        tempParcelLayer.SetVisible(true);
        tempParcelLayer.ForceRefresh();
        map.Save(resService);
    }