【ArcGIS】基于C#的带页面交互功能的AddIn开发

关联表记录了4个图层的关键字字段&＃xff0c;在AddIn工具输入关联表每一行的OBJECTID&＃xff0c;自动搜索4个图层中的相应要素&＃xff0c;并缩放至寻找到的要素上&＃xff0c;搜索到的要素高亮显示。

核心代码

// Searcher.csusing System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;using ESRI.ArcGIS.Controls;
using ESRI.ArcGIS.ArcMap;
using ESRI.ArcGIS.ArcMapUI;
using ESRI.ArcGIS.Carto;
using ESRI.ArcGIS.Geodatabase;
using ESRI.ArcGIS.Geometry;
using ESRI.ArcGIS.Display;namespace SearchGeometry_addin
{public class Searcher{private IMapDocument pMapDocument &＃61; null;private IMap pMap &＃61; null;private IFeatureLayer layer_ydpzs &＃61; null;private IFeatureLayer layer_ydghxk &＃61; null;private IFeatureLayer layer_jsgcxk &＃61; null;private IFeatureLayer layer_gctjhs &＃61; null;private ITable table_relation &＃61; null;private string tableFieldName_ydpzs &＃61; "用地批准书号";private string tableFieldName_ydghxk &＃61; "建设用地规划许可证证号";private string tableFieldName_jsgcxk &＃61; "建设工程规划许可证证号";private string tableFieldName_gctjhs &＃61; "建设工程竣工验收条件核实合格证号";private string layerFieldName_ydpzs &＃61; "JSYDPZSH";private string layerFieldName_ydghxk &＃61; "XKZZH";private string layerFieldName_jsgcxk &＃61; "XKZZH";private string layerFieldName_gctjhs &＃61; "HGZZH";public Searcher() {InitSearcher();}// 初始化搜索类&＃xff0c;从ArcMap页面读取几个图层private void InitSearcher(){pMapDocument &＃61; ArcMap.Document as IMapDocument;pMap &＃61; pMapDocument.Map[0];for (int i &＃61; 0; i < pMap.LayerCount; i&＃43;&＃43;){IFeatureLayer pFeatureLayer &＃61; pMap.get_Layer(i) as IFeatureLayer;switch (pFeatureLayer.Name.ToString()){case "建设用地批准书":this.layer_ydpzs &＃61; pFeatureLayer;break;case "建设用地规划许可证":this.layer_ydghxk &＃61; pFeatureLayer;break;case "建设工程规划许可证":this.layer_jsgcxk &＃61; pFeatureLayer;break;case "建设工程规划条件核实合格证":this.layer_gctjhs &＃61; pFeatureLayer;break;}}ITableCollection pTableCollection &＃61; pMap as ITableCollection;if (pTableCollection.TableCount > 0) {this.table_relation &＃61; pTableCollection.get_Table(0) as ITable;}}// 搜索OBJECTIDpublic void SearchOID(int objectID) {if (layer_ydpzs &＃61;&＃61; null || layer_ydghxk &＃61;&＃61; null || layer_jsgcxk &＃61;&＃61; null || layer_gctjhs &＃61;&＃61; null || table_relation &＃61;&＃61; null){return;}IQueryFilter queryFilter &＃61; new QueryFilterClass();queryFilter.SubFields &＃61; tableFieldName_ydpzs &＃43; "," &＃43; tableFieldName_ydghxk &＃43; ", " &＃43; tableFieldName_jsgcxk &＃43; ", " &＃43; tableFieldName_gctjhs;queryFilter.WhereClause &＃61; this.table_relation.OIDFieldName &＃43; "&＃61;" &＃43; objectID.ToString();ICursor tableCursor &＃61; this.table_relation.Search(queryFilter, true);int tableIndex_ydpzs &＃61; this.table_relation.Fields.FindField(tableFieldName_ydpzs);int tableIndex_ydghxk &＃61; this.table_relation.Fields.FindField(tableFieldName_ydghxk);int tableIndex_jsgcxk &＃61; this.table_relation.Fields.FindField(tableFieldName_jsgcxk);int tableIndex_gctjhs &＃61; this.table_relation.Fields.FindField(tableFieldName_gctjhs);IRow pRow &＃61; null;// 清空上次查询高亮选项IActiveView pActiveView &＃61; (IActiveView)pMap;pMap.ClearSelection();while ((pRow &＃61; tableCursor.NextRow()) !&＃61; null){string tableValue_ydpzs &＃61; Convert.ToString(pRow.get_Value(tableIndex_ydpzs)).Trim();string tableValue_ydghxk &＃61; Convert.ToString(pRow.get_Value(tableIndex_ydghxk)).Trim();string tableValue_jsgcxk &＃61; Convert.ToString(pRow.get_Value(tableIndex_jsgcxk)).Trim();string tableValue_gctjhs &＃61; Convert.ToString(pRow.get_Value(tableIndex_gctjhs)).Trim();// 用地批准书if (tableValue_ydpzs.Length > 0) {HighLightLayer(tableValue_ydpzs, layer_ydpzs, layerFieldName_ydpzs);ZoomToFeatureLayerSelection(layer_ydpzs);}// 建设用地规划许可if (tableValue_ydghxk.Length > 0){HighLightLayer(tableValue_ydghxk, layer_ydghxk, layerFieldName_ydghxk);ZoomToFeatureLayerSelection(layer_ydghxk);}// 建设工程许可if (tableValue_jsgcxk.Length > 0){HighLightLayer(tableValue_jsgcxk, layer_jsgcxk, layerFieldName_jsgcxk);ZoomToFeatureLayerSelection(layer_jsgcxk);}// 建设工程竣工验收条件核实if (tableValue_gctjhs.Length > 0){HighLightLayer(tableValue_gctjhs, layer_gctjhs, layerFieldName_gctjhs);ZoomToFeatureLayerSelection(layer_gctjhs);}break;}System.Runtime.InteropServices.Marshal.ReleaseComObject(tableCursor);}// 高亮显示public void HighLightLayer(string xkzhStr, IFeatureLayer pFeatureLayer, string layerFieldName) {IQueryFilter queryFilter &＃61; new QueryFilterClass();queryFilter.WhereClause &＃61; layerFieldName &＃43; "&＃61;&＃39;" &＃43; xkzhStr &＃43;"&＃39;";IFeatureCursor pFeatureCursor &＃61; pFeatureLayer.FeatureClass.Search(queryFilter, false);IFeature pFeature &＃61; null;while ((pFeature &＃61; pFeatureCursor.NextFeature()) !&＃61; null){pMap.SelectFeature(pFeatureLayer as ILayer, pFeature);IActiveView pActiveView &＃61; (IActiveView)pMap;pActiveView.Refresh();}System.Runtime.InteropServices.Marshal.ReleaseComObject(pFeatureCursor);}// 缩放至所选的要素private void ZoomToFeatureLayerSelection(IFeatureLayer pFeatureLayer){IFeatureSelection featureSelection &＃61; pFeatureLayer as IFeatureSelection;if (featureSelection.SelectionSet.Count &＃61;&＃61; 0) return;IEnumGeometryBind tEnumGeometryBind &＃61; new EnumFeatureGeometryClass();tEnumGeometryBind.BindGeometrySource(null, featureSelection.SelectionSet);IEnumGeometry tEnumGeometry &＃61; (IEnumGeometry)tEnumGeometryBind;IGeometryFactory tGeometryFactory &＃61; new GeometryEnvironmentClass();IGeometry tGeometry &＃61; tGeometryFactory.CreateGeometryFromEnumerator(tEnumGeometry);//缓冲处理&＃xff0c;使处于边界的元素在视图中能够完全显示ITopologicalOperator mTopologicalOperator &＃61; (ITopologicalOperator)tGeometry;IGeometry mPolygonBuffer &＃61; mTopologicalOperator.Buffer(0.1) as IGeometry;IActiveView pActiveView &＃61; (IActiveView)pMap;pActiveView.Extent &＃61; mPolygonBuffer.Envelope;pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeoSelection, featureSelection, tGeometry.Envelope);}}
}