Пример #1
0
        public IFeatureCursor Search(IQueryFilter Filter, bool Recycling)
        {
            log.enterFunc("Search");

            if (log.IsDebugEnabled)
            {
                log.Debug(Helper.objectToString(Filter) + "," + Recycling.ToString());
            }

            IFeatureCursor retVal = null;

            try
            {
                string where;
                string fields;
                GeomHelper.aoQryToPostGisQry(Filter, postGisLayer, out fields, out where);
                AutoDataReader dr = postGisLayer.doQuery(fields, where);
#if !STUB_BUILD
                retVal = new PostGisFeatureCursor(this, dr);
#endif
            }
            finally
            {
                log.leaveFunc();
            }
            return(retVal);
        }
Пример #2
0
        public int FeatureCount(IQueryFilter QueryFilter)
        {
            log.enterFunc("FeatureCount");

            string fields;

            string where;
            GeomHelper.aoQryToPostGisQry(QueryFilter, postGisLayer, out fields, out where);
            return(postGisLayer.getRecordCount(where));
        }
Пример #3
0
        //Paolo (march 2007): we need to get the geometry field in the usual manner
        public IFeature GetFeature(int ID)
        {
            log.enterFunc("GetFeature");

            /* old: wrong
             * IDataRecord rec = postGisLayer.getRecord(ID);
             * return new PostGisFeature(this, rec);
             */

            //SELECT * where gid = 12
            string fields;

            string where;
            IQueryFilter qf = new QueryFilterClass();

            qf.WhereClause = PostGisConstants.idField.ToString() + "=" + ID.ToString();
            GeomHelper.aoQryToPostGisQry(qf, postGisLayer, out fields, out where);
            IDataRecord rec = postGisLayer.getRecord(fields, where);

            return(new PostGisFeature(this, rec));
        }
Пример #4
0
        /// <summary>
        /// Get a ISelectionSet from the feature class (Paolo, march 2007)
        /// </summary>
        /// <param name="QueryFilter"></param>
        /// <param name="selType"></param>
        /// <param name="selOption"></param>
        /// <param name="selectionContainer"></param>
        /// <returns></returns>
        public ISelectionSet Select(IQueryFilter QueryFilter, esriSelectionType selType, esriSelectionOption selOption, IWorkspace selectionContainer)
        {
            log.enterFunc("Select");

            if (log.IsDebugEnabled)
            {
                log.Debug(Helper.objectToString(QueryFilter) + "," + selType.ToString() + "," + selOption.ToString() + "," + Helper.objectToString(selectionContainer));
            }

            ISelectionSet retVal = null;

            try
            {
                //retVal = new PostGisSelectionSet(this);

                //2 cases, with null QueryFilter and without
                if (QueryFilter == null)
                {
                    retVal = new PostGisSelectionSet(this);
                }
                else
                {
                    string sql    = "";
                    string fields = "";
                    string where = "";
                    GeomHelper.aoQryToPostGisQry(QueryFilter, postGisLayer, out fields, out where);
                    AutoDataReader dr = postGisLayer.doQuery(fields, where);
                    retVal = new PostGisSelectionSet(this, dr);
                }
            }
            finally
            {
                log.leaveFunc();
            }

            return(retVal as ISelectionSet);
        }