C# 基于AE的GIS二次开发 基本操作方法

使用ae前需许可认证:加在Program main函数里面

//签入AE运行许可if (!RuntimeManager.Bind(ProductCode.Engine)){if (!RuntimeManager.Bind(ProductCode.Desktop)){MessageBox.Show("Unable to bind to ArcGIS runtime.Application will be shut down.");return;}}

地图文档加载 鹰眼实现 等

/// <summary>/// 地图基本操作/// </summary>public class WMapBaseOperate {/// <summary>/// 添加SHP文档/// </summary>/// <param name="mapControl"></param>public static void AddShapeFile(IMapControlDefault mapControl){OpenFileDialog openfileDlg = new OpenFileDialog();openfileDlg.Title = "添加shp图层文件";openfileDlg.Filter = "map document (*.shp)|*.shp";openfileDlg.ShowDialog();string filepath = openfileDlg.FileName;bool exist = File.Exists(filepath);if (!exist){MessageBoxEX.Show("路径不存在！");return;}string path;string filename;FileInfo fileinfo = new FileInfo(filepath);path = filepath.Substring(0, filepath.Length - fileinfo.Name.Length);filename = fileinfo.Name;try{//加载图层文件mapControl.AddShapeFile(path, filename);//设置MapControl的显示范围到数据的全局范围mapControl.Extent = mapControl.FullExtent;}catch (System.Exception ex){MessageBoxEX.Show("添加图层文件失败！" + ex.Message);}}/// <summary>/// 添加LYR文档/// </summary>/// <param name="mapControl"></param>public static void AddLayerFile(IMapControlDefault mapControl){OpenFileDialog openfileDlg = new OpenFileDialog();openfileDlg.Title = "添加lyr图层文件";openfileDlg.Filter = "map documents (*.lyr)|*.lyr";openfileDlg.ShowDialog();string filepath = openfileDlg.FileName;bool exist = File.Exists(filepath);if (!exist){MessageBox.Show("路径不存在！");return;}try{mapControl.AddLayerFromFile(filepath);//设置MapControl的显示范围到数据的全局范围mapControl.Extent = mapControl.FullExtent;}catch (System.Exception ex){MessageBoxEX.Show("添加图层文件失败！" + ex.Message);}}/// <summary>/// 删除地图所有图层/// </summary>public static void DeleteAllLayers(IMapControlDefault mapControl){try{for (int i = mapControl.LayerCount - 1; i >= 0; i--){mapControl.DeleteLayer(i);}}catch (System.Exception ex){MessageBoxEX.Show("删除图层失败！" + ex.Message);}}/// <summary>/// 将最底图层,移动到最上层/// </summary>public static void MoveLayerToTop(IMapControlDefault mapControl){try{if (mapControl.LayerCount > 0){mapControl.MoveLayerTo(mapControl.LayerCount - 1, 0);}}catch (System.Exception ex){MessageBoxEX.Show("移动图层失败！" + ex.Message);}}/// <summary>/// 加载地图文档/// </summary>/// <param name="mapControl"></param>public static void LoadMapDocument(IMapControlDefault mapControl){OpenFileDialog openfileDlg = new OpenFileDialog();openfileDlg.Title = "加载地图文档";openfileDlg.Filter = "map document (*.mxd)|*.mxd";openfileDlg.ShowDialog();string filepath = openfileDlg.FileName;if (mapControl.CheckMxFile(filepath)){mapControl.MousePointer = esriControlsMousePointer.esriPointerHourglass;mapControl.LoadMxFile(filepath, 0, Type.Missing);mapControl.MousePointer = esriControlsMousePointer.esriPointerDefault;}else{MessageBoxEX.Show(filepath + "不是有效的地图文档！");}}/// <summary>/// 加载特定地图文档/// </summary>/// <param name="mapControl"></param>public static void LoadSpecificMapDocument(IMapControlDefault mapControl, string specificMapName){OpenFileDialog openfileDlg = new OpenFileDialog();openfileDlg.Title = "加载特定地图文档";openfileDlg.Filter = "map document (*.mxd)|*.mxd";openfileDlg.ShowDialog();string filepath = openfileDlg.FileName;if (mapControl.CheckMxFile(filepath)){if (string.IsNullOrWhiteSpace(specificMapName)){int istart = filepath.LastIndexOf("\\");int iend = filepath.LastIndexOf(".");specificMapName = filepath.Substring(istart + 1, iend - istart - 1);}IArray arrayMap = mapControl.ReadMxMaps(filepath, Type.Missing);for (int i = 0; i < arrayMap.Count; i++){IMap map = arrayMap.get_Element(i) as IMap;if (specificMapName == map.Name){mapControl.MousePointer = esriControlsMousePointer.esriPointerHourglass;mapControl.LoadMxFile(filepath, 0, Type.Missing);mapControl.MousePointer = esriControlsMousePointer.esriPointerDefault;break;}}}else{MessageBoxEX.Show(filepath + "不是有效的地图文档！");}}/// <summary>/// 加载指定地图文档/// </summary>/// <param name="mapControl"></param>public static void LoadMapToDocument(IMapControlDefault mapControl, string filepath){if (mapControl.CheckMxFile(filepath)){mapControl.MousePointer = esriControlsMousePointer.esriPointerHourglass;mapControl.LoadMxFile(filepath, 0, Type.Missing);mapControl.MousePointer = esriControlsMousePointer.esriPointerDefault;}else{MessageBoxEX.Show(filepath + "不是有效的地图文档！");}}/// <summary>/// By MapDocument/// </summary>public static IMapDocument LoadMapDoc(IMapControlDefault mapControl){MapDocument mapdoc = new MapDocument();try{OpenFileDialog openfileDlg = new OpenFileDialog();openfileDlg.Title = "加载地图文档";openfileDlg.Filter = "map document (*.mxd)|*.mxd";openfileDlg.ShowDialog();string filepath = openfileDlg.FileName;mapdoc.Open(filepath, "");for (int i = 0; i < mapdoc.MapCount; i++){mapControl.Map = mapdoc.get_Map(i);}mapControl.Refresh();}catch (System.Exception ex){MessageBoxEX.Show("加载地图文档失败" + ex.Message);mapdoc = null;}return mapdoc;}/// <summary>/// 获取MapDocument/// </summary>/// <param name="mapControl"></param>/// <returns></returns>public static IMapDocument GetMapDoc(string filepath){MapDocument mapdoc = new MapDocument();try{mapdoc.Open(filepath, "");}catch (System.Exception ex){MessageBoxEX.Show("获取当前地图文档失败!" + ex.Message);mapdoc = null;}return mapdoc;}/// <summary>/// By MapDocument保存/// </summary>/// <param name="mapDoc"></param>public static void SaveMapDoc(IMapControlDefault mapControl){MapDocument mapDoc = new MapDocument();mapDoc = GetMapDoc(mapControl.DocumentFilename) as MapDocument;if (null == mapDoc){MessageBoxEX.Show("保存地图文档失败！");return;}if (mapDoc.get_IsReadOnly(mapDoc.DocumentFilename) == true){MessageBoxEX.Show("文档只读无法保存！");}try{mapDoc.Save(mapDoc.UsesRelativePaths, true);MessageBoxEX.Show("保存地图文档成功！");}catch (System.Exception ex){MessageBoxEX.Show("保存地图文档失败！" + ex.Message);}}/// <summary>/// By MapDocument另存为/// </summary>/// <param name="mapDoc"></param>public static void SaveAsMapDoc(IMapControlDefault mapControl){MapDocument mapDoc = new MapDocument();mapDoc = GetMapDoc(mapControl.DocumentFilename) as MapDocument;if (null == mapDoc){MessageBoxEX.Show("保存地图文档失败！");return;}if (mapDoc.get_IsReadOnly(mapDoc.DocumentFilename) == true){MessageBoxEX.Show("文档只读无法保存！");}SaveFileDialog savefiledlg = new SaveFileDialog();savefiledlg.Title = "保存地图文档";savefiledlg.Filter = "map document (*.mxd)|*.mxd";savefiledlg.ShowDialog();string filepath = savefiledlg.FileName;try{mapDoc.SaveAs(filepath, mapDoc.UsesRelativePaths, true);MessageBoxEX.Show("保存地图文档成功！");}catch (System.Exception ex){MessageBoxEX.Show("保存地图文档失败！" + ex.Message);}}/// <summary>/// 缩小/// </summary>/// <param name="mapControl"></param>public static void ZoomOut(IMapControlDefault mapControl){try{mapControl.MousePointer = esriControlsMousePointer.esriPointerPageZoomOut;//IEnvelope ipEnv = mapControl.TrackRectangle();IEnvelope ipEnv = mapControl.Extent;ipEnv.Expand(2, 2, true);mapControl.Extent = ipEnv;}catch (System.Exception ex){MessageBoxEX.Show("缩小失败！" + ex.Message);}}/// <summary>/// 放大/// </summary>/// <param name="mapControl"></param>public static void ZoomIn(IMapControlDefault mapControl){try{mapControl.MousePointer = esriControlsMousePointer.esriPointerPageZoomIn;IEnvelope ipEnv = mapControl.TrackRectangle();if (ipEnv.IsEmpty){ipEnv = mapControl.Extent;ipEnv.Expand(0.5, 0.5, true);}mapControl.Extent = ipEnv;}catch (System.Exception ex){MessageBoxEX.Show("放大失败！" + ex.Message);}}/// <summary>/// 漫游/// </summary>/// <param name="mapControl"></param>public static void Pan(IMapControlDefault mapControl){try{mapControl.MousePointer = esriControlsMousePointer.esriPointerPan;//IEnvelope ipEnv = mapControl.Extent;mapControl.Pan();}catch (System.Exception ex){MessageBoxEX.Show("漫游失败！" + ex.Message);}}/// <summary>/// 全图/// </summary>/// <param name="mapControl"></param>public static void FullExtent(IMapControlDefault mapControl){try{mapControl.Extent = mapControl.FullExtent;}catch (System.Exception ex){MessageBoxEX.Show("全图失败！" + ex.Message);}}/// <summary>/// 写文字(待优化)/// </summary>/// <param name="mapControl"></param>/// <param name="pGeom"></param>/// <param name="pColor"></param>/// <param name="text"></param>public static void DrawMapText(IMapControlDefault mapControl, IGeometry pGeom, IRgbColor pColor, string text){try{if (null == pColor){pColor = new RgbColorClass();pColor.Red = 255;pColor.Green = 0;pColor.Blue = 0;}ITextSymbol textsymbol = new TextSymbolClass();textsymbol.Color = pColor;if (null == text){text = "Draw Text";}textsymbol.Text = "Text";object symbol = textsymbol;mapControl.DrawText(pGeom, text, ref symbol);}catch (System.Exception ex){MessageBoxEX.Show("写文字失败！" + ex);}}/// <summary>/// 画图/// </summary>/// <param name="mapControl"></param>/// <param name="pGeom"></param>/// <param name="pColor"></param>/// <param name="width"></param>public static void DrawMapShape(IMapControlDefault mapControl, IGeometry pGeom, IRgbColor pColor, int width){try{if (null == pColor){pColor = new RgbColorClass();pColor.Red = 255;pColor.Green = 255;pColor.Blue = 0;}if (width < 1 || width > 20){width = 5;}object symbol = null;if (pGeom.GeometryType == esriGeometryType.esriGeometryPolyline){ISimpleLineSymbol simpleLine = new SimpleLineSymbolClass();simpleLine.Color = pColor;simpleLine.Width = width;symbol = simpleLine;}else{ISimpleFillSymbol simpleFill = new SimpleFillSymbolClass();simpleFill.Color = pColor;symbol = simpleFill;}mapControl.DrawShape(pGeom, ref symbol);}catch (System.Exception ex){MessageBoxEX.Show("画图失败！" + ex);}}/// <summary>/// 颜色/// </summary>/// <param name="r"></param>/// <param name="g"></param>/// <param name="b"></param>/// <param name="t"></param>/// <returns></returns>public static IRgbColor GetColor(int r, int g, int b, int t){IRgbColor rgbcolor = new RgbColorClass();rgbcolor.Red = r;rgbcolor.Green = g;rgbcolor.Blue = b;rgbcolor.Transparency = (byte)t;return rgbcolor;}/// <summary>/// 框选指定区域（鹰眼功能）/// </summary>/// <param name="envelope">e.NewEnvelope</param>/// <param name="mapControl"></param>public static void ShowRectangleByEnvelope(IEnvelope envelope, IMapControlDefault mapControl){try{IGraphicsContainer graphicsContainer = mapControl.Map as IGraphicsContainer;IActiveView activeView = graphicsContainer as IActiveView;//在绘制前，清除axMapControl2中的任何图像元素graphicsContainer.DeleteAllElements();IElement element = new RectangleElementClass();element.Geometry = envelope;//设置鹰眼中的红线//产生一个符号对象ILineSymbol outLineSymbol = new SimpleLineSymbolClass();outLineSymbol.Width = 2;outLineSymbol.Color = GetColor(255, 0, 0, 255);//设置颜色属性//设置填充符号属性IFillSymbol fillsymbol = new SimpleFillSymbolClass();fillsymbol.Color = GetColor(9, 0, 0, 0);fillsymbol.Outline = outLineSymbol;IFillShapeElement fillShapeElement = element as IFillShapeElement;fillShapeElement.Symbol = fillsymbol;graphicsContainer.AddElement((IElement)fillShapeElement, 0);activeView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);}catch (System.Exception ex){MessageBoxEX.Show("框选指定区域失败！" + ex);}}/// <summary>/// 清除选择/// </summary>/// <param name="mapControl"></param>public static void ClearSelection(IMapControlDefault mapControl){try{IActiveView activeView = (IActiveView)mapControl.Map;//清除数据集前必须先刷新for (int i = 0; i < mapControl.LayerCount; i++){activeView.PartialRefresh(esriViewDrawPhase.esriViewGeoSelection, mapControl.get_Layer(i), null);mapControl.Map.ClearSelection();activeView.PartialRefresh(esriViewDrawPhase.esriViewGeoSelection, mapControl.get_Layer(i), null);}}catch (System.Exception ex){MessageBoxEX.Show("清除选择失败！" + ex);}}/// <summary>/// 依据指定的Geometry（Shape）选中要素/// </summary>/// <param name="mapControl"></param>/// <param name="geometry"></param>public static void SelectByShape(IMapControlDefault mapControl, IGeometry geometry){try{mapControl.Map.SelectByShape(geometry, null, false);mapControl.Refresh(esriViewDrawPhase.esriViewGeoSelection, null, null);}catch (System.Exception ex){MessageBoxEX.Show("依据指定的Geometry（Shape）选中要素失败！" + ex);}}/// <summary>/// 同步到MapControl控件/// </summary>public static void CopyToMapControl(IMapControlDefault mapControl, IMapControlDefault toMapControl){try{IObjectCopy objCopy = new ObjectCopyClass();object copyFromMap = mapControl.Map;object copyMap = objCopy.Copy(copyFromMap);object copyToMap = toMapControl.ActiveView.FocusMap;objCopy.Overwrite(copyMap, ref copyToMap);toMapControl.Extent = mapControl.FullExtent;}catch (System.Exception ex){MessageBoxEX.Show("Map间数据同步失败！" + ex);}}/// <summary>/// 同步到PageLayout控件/// </summary>public static void CopyToPageLayout(IMapControlDefault mapControl, IPageLayoutControlDefault pageLayoutControl){try{IObjectCopy objCopy = new ObjectCopyClass();object copyFromMap = mapControl.Map;object copyMap = objCopy.Copy(copyFromMap);object copyToMap = pageLayoutControl.ActiveView.FocusMap;objCopy.Overwrite(copyMap, ref copyToMap);}catch (System.Exception ex){MessageBoxEX.Show("Map与PageLayout数据同步失败！" + ex);}}/// <summary>/// 屏幕变化后刷新屏幕/// </summary>/// <param name="mapControl"></param>public static void AfterScreenDraw(IMapControlDefault mapControl){try{IActiveView activeView = (IActiveView)mapControl.ActiveView.FocusMap;IDisplayTransformation displayTransformation = activeView.ScreenDisplay.DisplayTransformation;displayTransformation.VisibleBounds = mapControl.Extent;mapControl.ActiveView.Refresh();}catch (System.Exception ex){MessageBoxEX.Show("刷新屏幕失败！" + ex);}}#region 辅助私有方法/// <summary>/// 获取指定名称的矢量图层对象/// </summary>/// <param name="layerName">图层名称</param>/// <param name="mapControl"></param>/// <returns>ILayer</returns>private static ILayer getFeatureLayer(IMapControlDefault mapControl,string layerName){ILayer layer;for (int i = 0; i < mapControl.LayerCount; i++){layer = mapControl.get_Layer(i);if (layer != null && layer.Name.Trim() == layerName)return layer;}return null;}/// <summary>/// 显示符合条件的要素/// </summary>/// <param name="sMapCtr"></param>/// <param name="sFlyr"></param>/// <param name="sFilter"></param>private static void ShowByFilter(IMapControlDefault sMapCtr, IFeatureLayer sFlyr, string sFilter){IFeatureLayerDefinition pDef = sFlyr as IFeatureLayerDefinition;pDef.DefinitionExpression = sFilter;sMapCtr.ActiveView.Refresh();}#endregion}