コード例 #1
0
        public override void OnMouseDown(int button, int shift, int x, int y, double mapX, double mapY)
        {
            try
            {
                if (button == 1)
                {
                    Color  color  = ColorTranslator.FromHtml(SystemInfo.Instance.TextColor);
                    IColor pColor = new RgbColorClass();
                    pColor.RGB = color.B * 65536 + color.G * 256 + color.R;

                    ISimpleLineSymbol pLineSym = new SimpleLineSymbol();
                    pLineSym.Color = pColor;
                    pLineSym.Style = esriSimpleLineStyle.esriSLSSolid;
                    pLineSym.Width = 2;
                    IRubberBand pRubberBand;
                    pRubberBand = new RubberLineClass();
                    IGeometry pLine = pRubberBand.TrackNew(m_Display, null);

                    ILineElement lineElement = new LineElementClass();
                    lineElement.Symbol = pLineSym;

                    IElement element = lineElement as IElement;
                    element.Geometry = pLine;
                    pGraphicsContainer.AddElement(element, 0);
                    m_ActiveView.Refresh();
                }
            }
            catch (System.Exception ex)
            {
            }
        }
コード例 #2
0
        ///<summary>
        ///Create a polyline geometry object using the RubberBand.TrackNew method when a user click the mouse on the map control.
        ///</summary>
        ///<param name="activeView">An ESRI.ArcGIS.Carto.IActiveView interface that will user will interact with to draw a polyline.</param>
        ///<returns>An ESRI.ArcGIS.Geometry.IPolyline interface that is the polyline the user drew</returns>
        ///<remarks>Double click the left mouse button to end tracking the polyline.</remarks>
        public IPolyline GetPolylineFromMouseClicks(IActiveView activeView)
        {
            IScreenDisplay screenDisplay = activeView.ScreenDisplay;

            IRubberBand rubberBand = new RubberLineClass();
            IGeometry   geometry   = rubberBand.TrackNew(screenDisplay, null);
            IPolyline   polyline   = (IPolyline)geometry;

            return(polyline);
        }
コード例 #3
0
        /// <summary>
        /// 绘制线要素
        /// </summary>
        /// <param name="view">活动视图</param>
        /// <param name="symbol">线样式SimpleSymbolHelper</param>
        /// <returns></returns>
        public static IGeometry DreawPolyLine(IActiveView view, ISymbol symbol)
        {
            //初始rubberband
            IRubberBand band   = new RubberLineClass();
            IGeometry   newGeo = band.TrackNew(view.ScreenDisplay, symbol);

            if (newGeo == null)
            {
                return(null);
            }
            return(newGeo);
        }
コード例 #4
0
ファイル: SelByLine.cs プロジェクト: wwcc19870805/DIFGIS
        public override void OnMouseDown(int button, int shift, int x, int y, double mapX, double mapY)
        {
            if (button == 1)
            {
                int         dis;
                IRubberBand pRubberBand;
                pRubberBand = new RubberLineClass();
                IGeometry pLine;
                pLine = pRubberBand.TrackNew(m_Display, null);
                dis   = Class.SelectionEnv.System_Selection_Environment(m_ActiveView).SearchTolerance;
                IFeatureSelection pFeaSel = m_pCurEditLayer as IFeatureSelection;

                IGeometry      pGeoSel    = Class.Common.DoBuffer(pLine, dis);
                ISpatialFilter pSpaFilter = new SpatialFilter();
                pSpaFilter.Geometry   = pGeoSel;
                pSpaFilter.SpatialRel = esriSpatialRelEnum.esriSpatialRelIntersects;

                if (shift == 1)
                {
                    pFeaSel.CombinationMethod = esriSelectionResultEnum.esriSelectionResultAdd;

                    //Class.SelectionEnv.System_Selection_Environment(m_ActiveView).CombinationMethod = esriSelectionResultEnum.esriSelectionResultAdd;
                }

                if (Class.SelectionEnv.System_Selection_Environment(m_ActiveView).CombinationMethod == 0)//new selection
                {
                    this.m_ActiveView.FocusMap.ClearSelection();
                }
                else
                {
                    pFeaSel.CombinationMethod = esriSelectionResultEnum.esriSelectionResultNew;
                    this.m_ActiveView.FocusMap.ClearSelection();
                }
                pFeaSel.SelectFeatures(pSpaFilter, pFeaSel.CombinationMethod, false);

                //m_ActiveView.FocusMap.SelectByShape(Class.Common.DoBuffer(pLine, dis), Class.SelectionEnv.System_Selection_Environment(m_ActiveView), false);
                m_App.Workbench.UpdateMenu();

                if (m_ActiveView.FocusMap.SelectionCount > 0)
                {
                    m_ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeoSelection, null, null);
                }
                else
                {
                    m_ActiveView.Refresh();
                }
            }
        }
コード例 #5
0
        public override void OnMouseDown(int Button, int Shift, int X, int Y)
        {
            m_ActiveView = m_hookHelper.ActiveView;
            m_Map        = m_hookHelper.FocusMap;
            IScreenDisplay    pScreenDisplay  = m_ActiveView.ScreenDisplay;
            IRubberBand       pRubberPolyline = new RubberLineClass();
            ISimpleLineSymbol pLineSymbol     = new SimpleLineSymbolClass();

            pLineSymbol.Color = getRGB(255, 255, 0);
            IPolyline pPolyline = pRubberPolyline.TrackNew(pScreenDisplay, (ISymbol)pLineSymbol) as IPolyline;

            pLineSymbol.Style = esriSimpleLineStyle.esriSLSSolid;
            pLineSymbol.Color = getRGB(0, 255, 255);
            ILineElement pPolylineEle = new LineElementClass();

            pPolylineEle.Symbol = pLineSymbol;
            IElement pEle = pPolylineEle as IElement;

            pEle.Geometry = pPolyline;
            IGraphicsContainer pGraphicsContainer = m_Map as IGraphicsContainer;

            pGraphicsContainer.AddElement(pEle, 0);
            m_ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
        }
コード例 #6
0
        public override void OnMouseDown(int button, int shift, int x, int y, double mapX, double mapY)
        {
            IScreenDisplay pScr = m_pActiveView.ScreenDisplay;

            if (m_pArrPipes.Count != 0 || m_pArrIntersectPnt.Count != 0)
            {
                m_pArrPipes.Clear();
                m_pArrIntersectPnt.Clear();
            }
            //跟踪画线
            IRubberBand pRB = new RubberLineClass();

            m_pGeoTrack = pRB.TrackNew(pScr, null);
            if ((m_pGeoTrack as IPointCollection).PointCount != 2)
            {
                XtraMessageBox.Show("请使用鼠标制定两点确定扯旗的管线");
                return;
            }
            Element.DeleteElement(m_pActiveView.GraphicsContainer, "cq");
            Element.AddGraphics(m_pActiveView.GraphicsContainer, m_pGeoTrack, GetDefaultSymbol(esriGeometryType.esriGeometryPolyline), "dmx");
            IElement pElement = Element.GetElementByName(m_pMapControl.ActiveView.GraphicsContainer, "cq");

            if (pElement != null)
            {
                m_pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
            }
            base.OnMouseDown(button, shift, x, y, mapX, mapY);

            GetArrPipe();
            if (m_pArrPipes.Count <= 0)
            {
                return;
            }
            DrawPipeLabels();
            DoAnalysis();
        }
コード例 #7
0
        public override void OnMouseDown(int Button, int Shift, int X, int Y)
        {
            IRubberBand ipRubber = new RubberLineClass();
            IGeometry   ipGeo    = ipRubber.TrackNew(m_hookHelper.ActiveView.ScreenDisplay,
                                                     null);
            IFeatureLayer layer = null;

            for (int i = 0; i < m_hookHelper.FocusMap.LayerCount; i++)
            {
                layer = (IFeatureLayer)m_hookHelper.FocusMap.get_Layer(i);
                if (layer.FeatureClass.ShapeType == esriGeometryType.esriGeometryPolyline)
                {
                    break;
                }
                layer = null;
            }
            if (layer != null)
            {
                IFeature feature = layer.FeatureClass.CreateFeature();
                feature.Shape = ipGeo;
                feature.Store();
                m_hookHelper.ActiveView.Refresh();
            }
        }
コード例 #8
0
ファイル: Form1.cs プロジェクト: hijushen/WindowDemo
        public void points()
        {
            string strs = "Marker";
            switch (strs)
            {
                case "Marker":
                    IMarkerElement pMarkerElement;//对于点,线,面的element定义这里都不一样,他是可实例化的类,而IElement是实例化的类,必须通过 IMarkerElement 初始化负值给 IElement 。
                    IElement pMElement;
                    IPoint pPoint=new PointClass();//你画的图形式什么就是什么,特别的是LINE则需要定义为POLYLINE
                    pMarkerElement = new MarkerElementClass();

                    pMElement = pMarkerElement as IElement;

                    //RubberPointClass pRubberBand = new RubberPointClass();//你的RUBBERBAND随着你的图形耳边
                    //pPoint = pRubberBand.TrackNew(axMapControl.ActiveView.ScreenDisplay, null) as IPoint;
                    ////pPoint = pRubberBand.TrackNew(axMapControl.ActiveView.ScreenDisplay, null) as IPoint;
                    //pPoint.X = 101;
                    //pPoint.Y = 37;

                    // pPoint.PutCoords(Convert.ToDouble(101), Convert.ToDouble(37));
                    //pPoint = axMapControl.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(200, 200);
                    // pPoint.PutCoords(Convert.ToDouble(textBox1.Text), Convert.ToDouble(textBox2.Text));

                   // pPoint = axMapControl.ToMapPoint(334, 344);
                    //pPoint.X = pPoint.X;
                    //pPoint.Y = pPoint.Y;

                    /*00000000000000000000000000000000000经纬度转换坐标*/
                    //IGlobeDisplay m_globeDisplay = axGlobeControl1.GlobeDisplay;

                    //// IGlobeDisplay pGlobeDisplay = axGlobeControl1.GlobeDisplay;

                    ////axGlobeControl1.GlobeDisplay.ActiveViewer;
                    //ISceneViewer sceneViewer = m_globeDisplay.ActiveViewer;
                    //IGlobeViewUtil globeViewUtil = (IGlobeViewUtil)sceneViewer.Camera;

                    //int winX, winY;
                    ////globeViewUtil.GeographicToWindow(Convert.ToDouble(textBox1.Text), Convert.ToDouble(textBox2.Text), 0, out winX, out winY);

                    ////pPoint.PutCoords(Convert.ToDouble(textBox1.Text), Convert.ToDouble(textBox2.Text));//x,y地理坐标

                    //pPoint=axMapControl.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(0, 0);//x,y为屏幕坐标
                    ////pPoint.X = Convert.ToDouble(textBox1.Text);
                    ////pPoint.Y = Convert.ToDouble(textBox2.Text);
                    //pPoint.PutCoords(Convert.ToDouble(textBox1.Text), Convert.ToDouble(textBox2.Text));//x,y地理坐标

                    //axMapControl.ActiveView.ScreenDisplay.DisplayTransformation.FromMapPoint(pPoint, out winX, out winY);
                    // int mx = winX;
                    //int my = winY;
                    //pPoint=axMapControl.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(200, 400);//x,y为屏幕坐标
                    pPoint.PutCoords(Convert.ToDouble(textBox3.Text), Convert.ToDouble(textBox4.Text));
                    /*00000000000000000000000000000000000*/

                   // pPoint = axMapControl.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(mx, my);

                    //pPoint.PutCoords(mx, my);
                    //pPoint.X = mx;
                    //pPoint.Y = my;

                    //ISpatialReferenceFactory pSRF = new SpatialReferenceEnvironmentClass();
                    //pPoint.SpatialReference = pSRF.CreateProjectedCoordinateSystem(2414);
                    //pPoint.Project(pSRF.CreateGeographicCoordinateSystem((int)esriSRGeoCSType.esriSRGeoCS_Beijing1954));

                    pMElement.Geometry = pPoint;//把你在屏幕中画好的图形付给 IElement 储存
                    IGraphicsContainer pGraphicsContainer = axMapControl.ActiveView as IGraphicsContainer;//把地图的当前view作为图片的容器

                    pGraphicsContainer.AddElement(pMElement, 0);//显示储存在 IElement 中图形,这样就持久化了。
                    axMapControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
                    //axMapControl.Refresh();
                    break;

                case "Line":

                    ILineElement pLineElement;
                    IElement pLElement;

                    IPolyline pLine;

                    pLineElement = new LineElementClass();
                    pLElement = pLineElement as IElement;

                    RubberLineClass pRubberBandd = new RubberLineClass();
                    pLine = pRubberBandd.TrackNew(axMapControl.ActiveView.ScreenDisplay, null) as IPolyline;

                    pLElement.Geometry = pLine;

                    pGraphicsContainer = axMapControl.ActiveView as IGraphicsContainer;//把地图的当前view作为图片的容器

                    pGraphicsContainer.AddElement(pLElement, 0);//把刚刚的element转到容器上
                    axMapControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);

                    break;
                case "Fill":
                    IFillShapeElement pFillShapeElement;
                    IElement pgonElemnt;

                    IPolygon pPolygon;
                    pFillShapeElement = new PolygonElementClass();
                    pgonElemnt = pFillShapeElement as IElement;//Element

                    RubberPolygonClass pRubberBand3 = new RubberPolygonClass();//在屏幕上画个多边形
                    pPolygon = pRubberBand3.TrackNew(axMapControl.ActiveView.ScreenDisplay, null) as IPolygon;

                    pgonElemnt.Geometry = pPolygon;//把这个多边形转成Element

                    pGraphicsContainer = axMapControl.ActiveView as IGraphicsContainer;//把地图的当前view作为图片的容器

                    //pGraphicsContainer.DeleteAllElements ();
                    pGraphicsContainer.AddElement(pgonElemnt, 0);//把刚刚的element转到容器上
                    axMapControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
                    break;
            }
        }
コード例 #9
0
        public override void OnMouseDown(int button, int shift, int x, int y, double mapX, double mapY)
        {
            DF2DApplication app = DF2DApplication.Application;

            if (app == null || app.Current2DMapControl == null)
            {
                return;
            }
            IActiveView    m_ActiveView = app.Current2DMapControl.ActiveView;
            IScreenDisplay m_Display    = app.Current2DMapControl.ActiveView.ScreenDisplay;
            IGeometry      pGeo         = null;

            try
            {
                if (button == 1)
                {
                    ISimpleLineSymbol pLineSym = new SimpleLineSymbol();
                    IRgbColor         pColor   = new RgbColorClass();
                    pColor.Red     = 255;
                    pColor.Green   = 255;
                    pColor.Blue    = 0;
                    pLineSym.Color = pColor;
                    pLineSym.Style = esriSimpleLineStyle.esriSLSSolid;
                    pLineSym.Width = 2;
                    IRubberBand pRubberBand;
                    pRubberBand = new RubberLineClass();
                    IGeometry pLine = pRubberBand.TrackNew(m_Display, null);

                    object symbol = pLineSym as object;
                    app.Current2DMapControl.DrawShape(pLine, ref symbol);


                    if ((pLine as IPolyline).Length > 500)
                    {
                        XtraMessageBox.Show("横断面线超过500米,分析效率很低,请重新绘制", "提示");
                        return;
                    }
                    WaitForm.Start("正在进行横断面分析...", "请稍后");
                    pGeo = pLine;
                    if (pGeo == null)
                    {
                        return;
                    }

                    string          road1          = "";
                    string          road2          = "";
                    bool            bAlert         = false;
                    double          hmax           = double.MinValue;
                    double          hmin           = double.MaxValue;
                    List <PPLine2D> pplines        = new List <PPLine2D>();
                    IFeatureCursor  pFeatureCursor = null;
                    IFeature        pFeature       = null;

                    foreach (MajorClass mc in LogicDataStructureManage2D.Instance.GetAllMajorClass())
                    {
                        foreach (SubClass sc in mc.SubClasses)
                        {
                            if (!sc.Visible2D)
                            {
                                continue;
                            }
                            string[] arrFc2DId = mc.Fc2D.Split(';');
                            if (arrFc2DId == null)
                            {
                                continue;
                            }
                            foreach (string fc2DId in arrFc2DId)
                            {
                                DF2DFeatureClass dffc = DF2DFeatureClassManager.Instance.GetFeatureClassByID(fc2DId);
                                if (dffc == null)
                                {
                                    continue;
                                }
                                IFeatureClass fc = dffc.GetFeatureClass();
                                if (fc == null)
                                {
                                    continue;
                                }
                                FacilityClass facc = dffc.GetFacilityClass();
                                if (facc.Name != "PipeLine")
                                {
                                    continue;
                                }

                                //查找管径长宽字段,获得该要素类下字段索引值,若为圆管,则长宽相等
                                DFDataConfig.Class.FieldInfo fiDia  = facc.GetFieldInfoBySystemName("Diameter");
                                DFDataConfig.Class.FieldInfo fiDia1 = facc.GetFieldInfoBySystemName("Diameter1");
                                DFDataConfig.Class.FieldInfo fiDia2 = facc.GetFieldInfoBySystemName("Diameter2");
                                int indexDia       = fc.Fields.FindField(fiDia.Name);
                                int indexDiaWith   = fc.Fields.FindField(fiDia1.Name);
                                int indexDiaHeight = fc.Fields.FindField(fiDia2.Name);
                                if (indexDiaWith == -1 || indexDiaHeight == -1 || indexDia == -1)
                                {
                                    continue;
                                }
                                //查找道路字段索引
                                DFDataConfig.Class.FieldInfo fiRoad = facc.GetFieldInfoBySystemName("Road");
                                int indexRoad = fc.Fields.FindField(fiRoad.Name);
                                //查找管线高类别索引
                                DFDataConfig.Class.FieldInfo fiHLB = facc.GetFieldInfoBySystemName("HLB");
                                int indexHLB = fc.Fields.FindField(fiHLB.Name);
                                //二级分类名索引
                                int indexClassify = fc.Fields.FindField(mc.ClassifyField);

                                ISpatialFilter pSpatialFilter = new SpatialFilter();
                                pSpatialFilter.Geometry    = pGeo;
                                pSpatialFilter.SpatialRel  = esriSpatialRelEnum.esriSpatialRelIntersects;
                                pSpatialFilter.WhereClause = UpOrDown.DecorateWhereClasuse(fc) + mc.ClassifyField + " =  '" + sc.Name + "'";
                                int count = fc.FeatureCount(pSpatialFilter);
                                if (count == 0)
                                {
                                    continue;
                                }
                                pFeatureCursor = fc.Search(pSpatialFilter, true);
                                while ((pFeature = pFeatureCursor.NextFeature()) != null)
                                {
                                    if (indexRoad != -1)
                                    {
                                        if (road2 == "")
                                        {
                                            road1 = pFeature.get_Value(indexRoad).ToString();
                                            road2 = pFeature.get_Value(indexRoad).ToString();
                                        }
                                        else
                                        {
                                            road1 = pFeature.get_Value(indexRoad).ToString();
                                            if (road1 != road2)
                                            {
                                                if (!bAlert)
                                                {
                                                    XtraMessageBox.Show("横断面线跨越多条道路,当前只绘制在【" + road2 + "】上的管线横断面图。", "提示");
                                                    bAlert = true;
                                                }
                                                continue;
                                            }
                                        }
                                    }
                                    //查找管线的起点终点地面高
                                    double startSurfHeight = double.MaxValue;
                                    double endSurfHeight   = double.MaxValue;
                                    DFDataConfig.Class.FieldInfo fiStartSurfHeight = facc.GetFieldInfoBySystemName("StartSurfH");
                                    if (fiStartSurfHeight == null)
                                    {
                                        continue;
                                    }
                                    int indexStartSurfHeight = pFeature.Fields.FindField(fiStartSurfHeight.Name);
                                    if (indexStartSurfHeight == -1)
                                    {
                                        continue;
                                    }

                                    DFDataConfig.Class.FieldInfo fiEndSurfHeight = facc.GetFieldInfoBySystemName("EndSurfH");
                                    if (fiEndSurfHeight == null)
                                    {
                                        continue;
                                    }
                                    int indexEndSurfHeight = pFeature.Fields.FindField(fiEndSurfHeight.Name);
                                    if (indexEndSurfHeight == -1)
                                    {
                                        continue;
                                    }

                                    //若管线属性地面高字段为null,则从DEM取值
                                    if (pFeature.get_Value(indexStartSurfHeight).ToString() == "" || pFeature.get_Value(indexEndSurfHeight).ToString() == "")
                                    {
                                        startSurfHeight = ReadDemRaster.GetH((pFeature.Shape as IPolyline).FromPoint);
                                        endSurfHeight   = ReadDemRaster.GetH((pFeature.Shape as IPolyline).ToPoint);
                                    }
                                    else
                                    {
                                        startSurfHeight = Convert.ToDouble(pFeature.get_Value(indexStartSurfHeight).ToString());
                                        endSurfHeight   = Convert.ToDouble(pFeature.get_Value(indexEndSurfHeight).ToString());
                                    }

                                    //查找管线起点高程和终点高程
                                    double startDepthHeight = double.MaxValue;
                                    double endDepthHeight   = double.MaxValue;
                                    DFDataConfig.Class.FieldInfo fiStartDepthHeight = facc.GetFieldInfoBySystemName("StartHeight2D");
                                    if (fiStartDepthHeight == null)
                                    {
                                        continue;
                                    }
                                    int indexStartDepthHeight = pFeature.Fields.FindField(fiStartDepthHeight.Name);
                                    if (indexStartDepthHeight == -1)
                                    {
                                        continue;
                                    }

                                    DFDataConfig.Class.FieldInfo fiEndDepthHeight = facc.GetFieldInfoBySystemName("EndHeight");
                                    if (fiEndDepthHeight == null)
                                    {
                                        continue;
                                    }
                                    int indexEndDepthHeight = pFeature.Fields.FindField(fiEndDepthHeight.Name);
                                    if (indexEndDepthHeight == -1)
                                    {
                                        continue;
                                    }
                                    startDepthHeight = Convert.ToDouble(pFeature.get_Value(indexStartDepthHeight).ToString());
                                    endDepthHeight   = Convert.ToDouble(pFeature.get_Value(indexEndDepthHeight).ToString());


                                    //计算管线和断面的交点
                                    IGeometry            ppGeo        = pFeature.Shape;
                                    ITopologicalOperator pTopo        = ppGeo as ITopologicalOperator;
                                    IGeometry            geoIntersect = pTopo.Intersect(pGeo, esriGeometryDimension.esriGeometry0Dimension);
                                    if (geoIntersect == null)
                                    {
                                        continue;
                                    }
                                    PPLine2D ppline = new PPLine2D();
                                    if (indexClassify == -1)
                                    {
                                        ppline.facType = mc.Name;
                                    }
                                    else
                                    {
                                        ppline.facType = pFeature.get_Value(indexClassify).ToString();
                                    }
                                    //查找管线的管径,判断其是方管还是圆管
                                    string diameter  = pFeature.get_Value(indexDia).ToString();
                                    string diameter1 = pFeature.get_Value(indexDiaWith).ToString();
                                    string diameter2 = pFeature.get_Value(indexDiaHeight).ToString();

                                    if (diameter.Trim() == "")
                                    {
                                        continue;
                                    }
                                    ppline.dia = diameter;
                                    int indexSplit = diameter.IndexOf('*');
                                    if (indexSplit != -1)
                                    {
                                        ppline.isrect = true;
                                        int  iDia1;
                                        bool bDia1 = int.TryParse(diameter.Substring(0, indexSplit), out iDia1);
                                        if (!bDia1)
                                        {
                                            continue;
                                        }
                                        int  iDia2;
                                        bool bDia2 = int.TryParse(diameter.Substring(indexSplit + 1, diameter.Length - indexSplit - 1), out iDia2);
                                        if (!bDia2)
                                        {
                                            continue;
                                        }
                                        ppline.gj.Add(iDia1);
                                        ppline.gj.Add(iDia2);
                                    }
                                    else
                                    {
                                        ppline.isrect = false;
                                        int  iDia;
                                        bool bDia = int.TryParse(diameter, out iDia);
                                        if (!bDia)
                                        {
                                            continue;
                                        }
                                        ppline.gj.Add(iDia);
                                        ppline.gj.Add(iDia);
                                    }
                                    //判断管线高方式
                                    int hlb = 0;
                                    if (indexHLB != -1)
                                    {
                                        string strhlb = pFeature.get_Value(indexHLB).ToString();
                                        if (strhlb.Contains("内"))
                                        {
                                            hlb = 1;
                                        }
                                        else if (strhlb.Contains("外"))
                                        {
                                            hlb = -1;
                                        }
                                        else
                                        {
                                            hlb = 0;
                                        }
                                        ppline.hlb = hlb;
                                    }
                                    #region  交点为一个
                                    if (geoIntersect.GeometryType == esriGeometryType.esriGeometryPoint)
                                    {
                                        IPolyline polyline    = pFeature.Shape as IPolyline;
                                        IPoint    ptIntersect = geoIntersect as IPoint;
                                        ppline.interPoint = new PPPoint(ptIntersect.X, ptIntersect.Y);
                                        ppline.clh        = GetInterPointHeight(ptIntersect, polyline, startDepthHeight, endDepthHeight);
                                        if (ppline.clh > hmax)
                                        {
                                            hmax = ppline.clh;
                                        }
                                        if (ppline.clh < hmin)
                                        {
                                            hmin = ppline.clh;
                                        }
                                        ppline.cgh = startSurfHeight + (endSurfHeight - startSurfHeight)
                                                     * Math.Sqrt((polyline.FromPoint.X - ptIntersect.X) * (polyline.FromPoint.X - ptIntersect.X)
                                                                 + (polyline.FromPoint.Y - ptIntersect.Y) * (polyline.FromPoint.Y - ptIntersect.Y)) / polyline.Length;
                                        if (ppline.cgh > hmax)
                                        {
                                            hmax = ppline.cgh;
                                        }
                                        if (ppline.cgh < hmin)
                                        {
                                            hmin = ppline.cgh;
                                        }
                                        // 辅助画图
                                        IPolyline l = pGeo as IPolyline;
                                        ppline.startPt = new PPPoint(l.FromPoint.X, l.FromPoint.Y);
                                        pplines.Add(ppline);
                                    }

                                    #endregion
                                    #region  交点为多个
                                    else if (geoIntersect.GeometryType == esriGeometryType.esriGeometryMultipoint)
                                    {
                                        IPolyline        polyline = pFeature.Shape as IPolyline;
                                        IPointCollection geoCol   = geoIntersect as IPointCollection;
                                        for (int i = 0; i < geoCol.PointCount; i++)
                                        {
                                            IPoint ptIntersect = geoCol.get_Point(i);
                                            ppline.interPoint = new PPPoint(ptIntersect.X, ptIntersect.Y);
                                            ppline.clh        = GetInterPointHeight(ptIntersect, polyline, startDepthHeight, endDepthHeight);
                                            if (ppline.clh > hmax)
                                            {
                                                hmax = ppline.clh;
                                            }
                                            if (ppline.clh < hmin)
                                            {
                                                hmin = ppline.clh;
                                            }
                                            ppline.cgh = startSurfHeight + (endSurfHeight - startSurfHeight)
                                                         * Math.Sqrt((polyline.FromPoint.X - ptIntersect.X) * (polyline.FromPoint.X - ptIntersect.X)
                                                                     + (polyline.FromPoint.Y - ptIntersect.Y) * (polyline.FromPoint.Y - ptIntersect.Y)) / polyline.Length;
                                            if (ppline.cgh > hmax)
                                            {
                                                hmax = ppline.cgh;
                                            }
                                            if (ppline.cgh < hmin)
                                            {
                                                hmin = ppline.cgh;
                                            }
                                            // 辅助画图
                                            IPolyline l = pGeo as IPolyline;
                                            ppline.startPt = new PPPoint(l.FromPoint.X, l.FromPoint.Y);
                                            pplines.Add(ppline);
                                        }
                                    }
                                    else
                                    {
                                        continue;
                                    }
                                    #endregion
                                }
                            }
                        }
                    }
                    WaitForm.Stop();
                    if (pplines.Count < 2)
                    {
                        XtraMessageBox.Show("相交管线少于2个", "提示");
                        return;
                    }
                    pplines.Sort(new PPLineCompare2D());
                    double spacesum = 0.0;
                    for (int i = 1; i < pplines.Count; i++)
                    {
                        PPLine2D line1 = pplines[i - 1];
                        PPLine2D line2 = pplines[i];
                        line2.space = Math.Sqrt((line1.interPoint.X - line2.interPoint.X) * (line1.interPoint.X - line2.interPoint.X)
                                                + (line1.interPoint.Y - line2.interPoint.Y) * (line1.interPoint.Y - line2.interPoint.Y));
                        spacesum += line2.space;
                    }
                    ;
                    var                str1    = (pplines[0].interPoint.X / 1000).ToString("0.00");
                    var                str2    = (pplines[0].interPoint.Y / 1000).ToString("0.00");
                    string             mapNum  = str2 + "-" + str1;
                    string             mapName = SystemInfo.Instance.SystemFullName + "横断面图";
                    FrmSectionAnalysis dialog  = new FrmSectionAnalysis("横断面分析结果", 0);
                    dialog.SetInfo(mapName, mapNum, pplines, hmax, hmin, spacesum, road2);
                    dialog.Show();
                }
            }
            catch
            {
                WaitForm.Stop();
            }
        }
コード例 #10
0
        private void CutSelectedPolygon()
        {
            bool isSuccess = false;

            if (m_selectedFeature == null)
            {
                MessageBox.Show("请先选择要分割的面要素!!", "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
                m_toolPhase = ToolPhase.SelectFeature;
                return;
            }

            //在屏幕上绘制用于分割的线要素
            IScreenDisplay    screenDisplay = m_activeView.ScreenDisplay;
            ISimpleLineSymbol sym           = new SimpleLineSymbolClass();
            IRgbColor         color         = new RgbColorClass();

            color.Red   = 255;
            color.Green = 128;
            color.Blue  = 128;
            sym.Color   = color;
            sym.Style   = esriSimpleLineStyle.esriSLSSolid;
            sym.Width   = 2;
            IRubberBand cutBand         = new RubberLineClass();
            IGeometry   reshaprGeometry = cutBand.TrackNew(screenDisplay, sym as ISymbol);

            screenDisplay.StartDrawing(screenDisplay.hDC, (short)esriScreenCache.esriNoScreenCache);
            screenDisplay.SetSymbol(sym as ISymbol);
            screenDisplay.DrawPolyline(reshaprGeometry);
            screenDisplay.FinishDrawing();

            IFeatureClass  featureClass  = m_selectedFeature.Class as IFeatureClass;
            IDataset       dataset       = featureClass as IDataset;
            IWorkspaceEdit workspaceEdit = dataset.Workspace as IWorkspaceEdit;

            if (!(workspaceEdit.IsBeingEdited()))
            {
                return;
            }

            //分割选择的面要素
            if (reshaprGeometry.IsEmpty == true)
            {
                return;
            }
            try
            {
                IPolyline           reshapePolyline, sourcePolyline = null;
                IPolygon4           polygon = null;
                IRing               ring = null, innerRing = null, outRing = null;
                IPath               reshapePath    = null;
                IGeometryCollection pathCollection = null;

                IGeometry geometry = m_selectedFeature.Shape;
                switch (geometry.GeometryType)
                {
                case esriGeometryType.esriGeometryPolygon:
                    bool                outerSuccess = false, innerSuccess = false;
                    IGeometryBag        innerRingGeometryBag        = null;
                    IGeometryCollection innerRingGeometryCollection = null;
                    reshapePolyline = reshaprGeometry as IPolyline;
                    pathCollection  = reshapePolyline as IGeometryCollection;
                    //只可能产生一条polyline,直接写死
                    reshapePath = pathCollection.Geometry[0] as IPath;
                    polygon     = geometry as IPolygon4;
                    IGeometryBag        exteriorRingGeometryBag        = polygon.ExteriorRingBag;
                    IGeometryCollection exteriorRingGeometryCollection = exteriorRingGeometryBag as IGeometryCollection;
                    for (int i = 0; i < exteriorRingGeometryCollection.GeometryCount; i++)
                    {
                        outRing = exteriorRingGeometryCollection.Geometry[i] as IRing;
                        bool a = outRing.Reshape(reshapePath);
                        outerSuccess = outerSuccess || a;

                        innerRingGeometryBag        = polygon.get_InteriorRingBag(outRing);
                        innerRingGeometryCollection = innerRingGeometryBag as IGeometryCollection;
                        for (int j = 0; j < innerRingGeometryCollection.GeometryCount; j++)
                        {
                            innerRing = innerRingGeometryCollection.Geometry[j] as IRing;
                            bool b = innerRing.Reshape(reshapePath);
                            innerSuccess = innerSuccess || b;
                        }
                    }
                    isSuccess = innerSuccess || outerSuccess;
                    break;

                case esriGeometryType.esriGeometryPolyline:
                    sourcePolyline  = geometry as IPolyline;
                    reshapePolyline = reshaprGeometry as IPolyline;
                    pathCollection  = reshapePolyline as IGeometryCollection;
                    //只可能产生一条polyline,直接写死
                    reshapePath = pathCollection.Geometry[0] as IPath;
                    isSuccess   = sourcePolyline.Reshape(reshapePath);
                    break;
                }

                if (isSuccess)
                {
                    workspaceEdit.StartEditOperation();
                    m_selectedFeature.Shape = geometry;//如果没加这句gdb无法编辑
                    m_selectedFeature.Store();
                    m_activeView.Refresh();
                    workspaceEdit.StopEditOperation();
                }
                else
                {
                    throw new Exception("重塑要素失败!");
                }
                m_activeView.Refresh();
            }
            catch (Exception ex)
            {
                workspaceEdit.AbortEditOperation();
                MessageBox.Show("分割面要素失败!!" + ex.Message, "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
            }
            m_activeView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, m_activeView.Extent);
            m_toolPhase = ToolPhase.SelectFeature;
        }
コード例 #11
0
ファイル: Form1.cs プロジェクト: QingleCheng/WindowDemo
        public void points()
        {
            string strs = "Marker";

            switch (strs)
            {
            case "Marker":
                IMarkerElement pMarkerElement;            //对于点,线,面的element定义这里都不一样,他是可实例化的类,而IElement是实例化的类,必须通过 IMarkerElement 初始化负值给 IElement 。
                IElement       pMElement;
                IPoint         pPoint = new PointClass(); //你画的图形式什么就是什么,特别的是LINE则需要定义为POLYLINE
                pMarkerElement = new MarkerElementClass();

                pMElement = pMarkerElement as IElement;

                //RubberPointClass pRubberBand = new RubberPointClass();//你的RUBBERBAND随着你的图形耳边
                //pPoint = pRubberBand.TrackNew(axMapControl.ActiveView.ScreenDisplay, null) as IPoint;
                ////pPoint = pRubberBand.TrackNew(axMapControl.ActiveView.ScreenDisplay, null) as IPoint;
                //pPoint.X = 101;
                //pPoint.Y = 37;

                // pPoint.PutCoords(Convert.ToDouble(101), Convert.ToDouble(37));
                //pPoint = axMapControl.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(200, 200);
                // pPoint.PutCoords(Convert.ToDouble(textBox1.Text), Convert.ToDouble(textBox2.Text));

                // pPoint = axMapControl.ToMapPoint(334, 344);
                //pPoint.X = pPoint.X;
                //pPoint.Y = pPoint.Y;

                /*00000000000000000000000000000000000经纬度转换坐标*/
                //IGlobeDisplay m_globeDisplay = axGlobeControl1.GlobeDisplay;

                //// IGlobeDisplay pGlobeDisplay = axGlobeControl1.GlobeDisplay;

                ////axGlobeControl1.GlobeDisplay.ActiveViewer;
                //ISceneViewer sceneViewer = m_globeDisplay.ActiveViewer;
                //IGlobeViewUtil globeViewUtil = (IGlobeViewUtil)sceneViewer.Camera;

                //int winX, winY;
                ////globeViewUtil.GeographicToWindow(Convert.ToDouble(textBox1.Text), Convert.ToDouble(textBox2.Text), 0, out winX, out winY);



                ////pPoint.PutCoords(Convert.ToDouble(textBox1.Text), Convert.ToDouble(textBox2.Text));//x,y地理坐标

                //pPoint=axMapControl.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(0, 0);//x,y为屏幕坐标
                ////pPoint.X = Convert.ToDouble(textBox1.Text);
                ////pPoint.Y = Convert.ToDouble(textBox2.Text);
                //pPoint.PutCoords(Convert.ToDouble(textBox1.Text), Convert.ToDouble(textBox2.Text));//x,y地理坐标

                //axMapControl.ActiveView.ScreenDisplay.DisplayTransformation.FromMapPoint(pPoint, out winX, out winY);
                // int mx = winX;
                //int my = winY;
                //pPoint=axMapControl.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(200, 400);//x,y为屏幕坐标
                pPoint.PutCoords(Convert.ToDouble(textBox3.Text), Convert.ToDouble(textBox4.Text));
                /*00000000000000000000000000000000000*/

                // pPoint = axMapControl.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(mx, my);

                //pPoint.PutCoords(mx, my);
                //pPoint.X = mx;
                //pPoint.Y = my;

                //ISpatialReferenceFactory pSRF = new SpatialReferenceEnvironmentClass();
                //pPoint.SpatialReference = pSRF.CreateProjectedCoordinateSystem(2414);
                //pPoint.Project(pSRF.CreateGeographicCoordinateSystem((int)esriSRGeoCSType.esriSRGeoCS_Beijing1954));


                pMElement.Geometry = pPoint;                                                           //把你在屏幕中画好的图形付给 IElement 储存
                IGraphicsContainer pGraphicsContainer = axMapControl.ActiveView as IGraphicsContainer; //把地图的当前view作为图片的容器

                pGraphicsContainer.AddElement(pMElement, 0);                                           //显示储存在 IElement 中图形,这样就持久化了。
                axMapControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
                //axMapControl.Refresh();
                break;

            case "Line":

                ILineElement pLineElement;
                IElement     pLElement;

                IPolyline pLine;

                pLineElement = new LineElementClass();
                pLElement    = pLineElement as IElement;

                RubberLineClass pRubberBandd = new RubberLineClass();
                pLine = pRubberBandd.TrackNew(axMapControl.ActiveView.ScreenDisplay, null) as IPolyline;

                pLElement.Geometry = pLine;

                pGraphicsContainer = axMapControl.ActiveView as IGraphicsContainer;    //把地图的当前view作为图片的容器


                pGraphicsContainer.AddElement(pLElement, 0);    //把刚刚的element转到容器上
                axMapControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);

                break;

            case "Fill":
                IFillShapeElement pFillShapeElement;
                IElement          pgonElemnt;

                IPolygon pPolygon;
                pFillShapeElement = new PolygonElementClass();
                pgonElemnt        = pFillShapeElement as IElement;//Element


                RubberPolygonClass pRubberBand3 = new RubberPolygonClass();    //在屏幕上画个多边形
                pPolygon = pRubberBand3.TrackNew(axMapControl.ActiveView.ScreenDisplay, null) as IPolygon;

                pgonElemnt.Geometry = pPolygon;                                     //把这个多边形转成Element

                pGraphicsContainer = axMapControl.ActiveView as IGraphicsContainer; //把地图的当前view作为图片的容器

                //pGraphicsContainer.DeleteAllElements ();
                pGraphicsContainer.AddElement(pgonElemnt, 0);    //把刚刚的element转到容器上
                axMapControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
                break;
            }
        }
コード例 #12
0
        ///<summary>
        ///Create a polyline geometry object using the RubberBand.TrackNew method when a user click the mouse on the map control. 
        ///</summary>
        ///<param name="activeView">An ESRI.ArcGIS.Carto.IActiveView interface that will user will interace with to draw a polyline.</param>
        ///<returns>An ESRI.ArcGIS.Geometry.IPolyline interface that is the polyline the user drew</returns>
        ///<remarks>Double click the left mouse button to end tracking the polyline.</remarks>
        public IPolyline GetPolylineFromMouseClicks(IActiveView activeView)
        {

          IScreenDisplay screenDisplay = activeView.ScreenDisplay;

          IRubberBand rubberBand = new RubberLineClass();
          IGeometry geometry = rubberBand.TrackNew(screenDisplay, null);

          IPolyline polyline = (IPolyline)geometry;

          return polyline;

        }
コード例 #13
0
        public override void OnMouseDown(int button, int shift, int x, int y, double mapX, double mapY)
        {
            IScreenDisplay pScr = m_pActiveView.ScreenDisplay;
            //跟踪画线
            IRubberBand pRB = new RubberLineClass();

            m_pGeoTrack = pRB.TrackNew(pScr, null);
            if ((m_pGeoTrack as IPointCollection).PointCount != 2)
            {
                XtraMessageBox.Show("请使用鼠标制定两点确定扯旗的管线");
                return;
            }
            Element.DeleteElement(m_pActiveView.GraphicsContainer, "cq");
            Element.AddGraphics(m_pActiveView.GraphicsContainer, m_pGeoTrack, GetDefaultSymbol(esriGeometryType.esriGeometryPolyline), "dmx");
            IElement pElement = Element.GetElementByName(m_pMapControl.ActiveView.GraphicsContainer, "cq");

            if (pElement != null)
            {
                m_pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
            }

            IFeature             pFeature;
            IGeometry            pGeo;
            IGeometry            pPipeLineGeo;
            IFeatureClass        pFeatureClass;
            IFeatureCursor       pFeaCur;
            ITopologicalOperator pTopo;
            string classify   = "";
            string startNo    = "";
            string endNo      = "";
            string material   = "";
            string coverstyle = "";
            string diameter   = "";
            string road       = "";
            double distance;

            m_IntersectPipes = new List <IntersectPipe>();



            string[] sysFields = new string[] { "Classify", "StartNo", "EndNo", "Material", "CoverStyle", "Diameter", "Road" };
            string[] fields    = new string[] { "类别", "起点号", "终点号", "材质", "埋设方式", "管径", "所在道路" };
            try
            {
                foreach (MajorClass mc in LogicDataStructureManage2D.Instance.GetAllMajorClass())
                {
                    WaitForm.Start("正在查询...", "请稍后");
                    string[] arrFc2DId = mc.Fc2D.Split(';');//将二级大类所对应的要素类ID转换为数组
                    if (arrFc2DId == null)
                    {
                        continue;
                    }

                    foreach (SubClass sc in mc.SubClasses)
                    {
                        if (!sc.Visible2D)
                        {
                            continue;
                        }
                        foreach (string fc2DId in arrFc2DId)                                                      //遍历二级子类所对应的要素类ID
                        {
                            DF2DFeatureClass dffc = DF2DFeatureClassManager.Instance.GetFeatureClassByID(fc2DId); //根据要素类ID得到DF2DFC
                            if (dffc == null)
                            {
                                continue;
                            }
                            FacilityClass fcc = dffc.GetFacilityClass();
                            if (fcc.Name != "PipeLine")
                            {
                                continue;
                            }
                            IFeatureLayer fl = dffc.GetFeatureLayer();

                            ISpatialFilter pSpatialFilter = new SpatialFilterClass();
                            pSpatialFilter.Geometry    = m_pGeoTrack;
                            pSpatialFilter.SpatialRel  = esriSpatialRelEnum.esriSpatialRelIntersects;
                            pSpatialFilter.WhereClause = "SMSCODE =  '" + sc.Name + "'";
                            IFeatureClass fc = dffc.GetFeatureClass();
                            pFeaCur = fc.Search(pSpatialFilter, false);
                            while ((pFeature = pFeaCur.NextFeature()) != null)
                            {
                                foreach (string field in sysFields)
                                {
                                    DFDataConfig.Class.FieldInfo fi = fcc.GetFieldInfoBySystemName(field);
                                    if (fi == null)
                                    {
                                        continue;
                                    }
                                    int    index = fc.Fields.FindField(fi.Name);
                                    object obj   = pFeature.get_Value(index);
                                    switch (field)
                                    {
                                    case "Classify":
                                        classify = obj.ToString();
                                        break;

                                    case "StartNo":
                                        startNo = obj.ToString();
                                        break;

                                    case "EndNo":
                                        endNo = obj.ToString();
                                        break;

                                    case "Material":
                                        material = obj.ToString();
                                        break;

                                    case "CoverStyle":
                                        coverstyle = obj.ToString();
                                        break;

                                    case "Diameter":
                                        diameter = obj.ToString();
                                        break;

                                    case "Road":
                                        road = obj.ToString();
                                        break;
                                    }
                                }
                                IPolyline            pline    = m_pGeoTrack as IPolyline;
                                IPoint               point1   = pline.ToPoint;
                                ITopologicalOperator topo     = pFeature.Shape as ITopologicalOperator;
                                IGeometry            geo      = topo.Intersect(m_pGeoTrack, esriGeometryDimension.esriGeometry0Dimension);
                                IPointCollection     pointCol = geo as IPointCollection;
                                IPoint               point2   = pointCol.get_Point(pointCol.PointCount - 1);
                                distance = GetDistanceOfTwoPoints(point1, point2);
                                IntersectPipe interPipe = new IntersectPipe(pFeature, fl, distance, classify, startNo, endNo, material, coverstyle, diameter, road);
                                m_IntersectPipes.Add(interPipe);
                            }
                        }
                    }
                }
                if (m_IntersectPipes.Count == 0)
                {
                    return;
                }
                List <IntersectPipe> orderList = m_IntersectPipes.OrderBy(i => i.Distance).ToList <IntersectPipe>();
                DrawPipeLabels();

                int n = 0;
                foreach (IntersectPipe interPipe in orderList)
                {
                    WaitForm.SetCaption("正在输出属性,请稍后...");
                    DrawPipeInfo(interPipe, n);
                    ++n;
                }
                WaitForm.Stop();
            }
            catch (System.Exception ex)
            {
                WaitForm.Stop();
            }
        }
コード例 #14
0
        public override void OnMouseDown(int button, int shift, int x, int y, double mapX, double mapY)
        {
            IScreenDisplay pScr = m_pActiveView.ScreenDisplay;

            if (m_pArrPipes.Count != 0)
            {
                m_pArrPipes.Clear();   //清除上一步操作的要素
            }


            IRubberBand pRB = new RubberLineClass();

            Geo = pRB.TrackNew(pScr, null);


            Element.DeleteElement(m_pActiveView.GraphicsContainer, "gx");
            Element.AddGraphics(m_pActiveView.GraphicsContainer, Geo, GetDefaultSymbol(esriGeometryType.esriGeometryPolyline), "dmx");
            IElement pElement = Element.GetElementByName(m_pMapControl.ActiveView.GraphicsContainer, "gx");

            if (pElement != null)
            {
                m_pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
            }
            base.OnMouseDown(button, shift, x, y, mapX, mapY);


            //得到相交的管线
            GetPipeInfo();


            if (m_pArrPipes.Count != 1)
            {
                XtraMessageBox.Show("请重新获取单个管线");
                m_pArrPipes.Clear();
                return;
            }
            if (m_pArrText.Count > 0 && m_pArrFeature.Count > 0)
            {
                m_pArrText.Clear();
                m_pArrFeature.Clear();
            }


            for (int i = 0; i < m_pArrPipes.Count; i++)
            {
                pFeature = m_pArrPipes[i] as IFeature;
                if (pFeature == null)
                {
                    return;
                }
                if (pFeature.get_Value(pFeature.Fields.FindField(fi.Name)).ToString() != "")
                {
                    str1 = pFeature.get_Value(pFeature.Fields.FindField(fi.Name)).ToString();
                    m_pArrText.Add(fi.SystemAlias);
                    m_pArrFeature.Add(str1);
                }

                if (pFeature.get_Value(pFeature.Fields.FindField(fi1.Name)).ToString() != "")
                {
                    str2 = pFeature.get_Value(pFeature.Fields.FindField(fi1.Name)).ToString();
                    m_pArrText.Add(fi1.SystemAlias);
                    m_pArrFeature.Add(str2);
                }

                if (pFeature.get_Value(pFeature.Fields.FindField(fi2.Name)).ToString() != "")
                {
                    str3 = pFeature.get_Value(pFeature.Fields.FindField(fi2.Name)).ToString();
                    m_pArrText.Add(fi2.SystemAlias);
                    m_pArrFeature.Add(str3);
                }
                if (pFeature.get_Value(pFeature.Fields.FindField(fi3.Name)).ToString() != "")
                {
                    str4 = pFeature.get_Value(pFeature.Fields.FindField(fi3.Name)).ToString();
                    m_pArrText.Add(fi3.SystemAlias);
                    m_pArrFeature.Add(str4);
                }
                if (pFeature.get_Value(pFeature.Fields.FindField(fi4.Name)).ToString() != "")
                {
                    str5 = pFeature.get_Value(pFeature.Fields.FindField(fi4.Name)).ToString();
                    m_pArrText.Add(fi4.SystemAlias);
                    m_pArrFeature.Add(str5);
                }

                if (pFeature.get_Value(pFeature.Fields.FindField(fi5.Name)).ToString() != "")
                {
                    str6 = pFeature.get_Value(pFeature.Fields.FindField(fi5.Name)).ToString();
                    m_pArrText.Add(fi5.SystemAlias);
                    m_pArrFeature.Add(str6);
                }

                if (pFeature.get_Value(pFeature.Fields.FindField(fi6.Name)).ToString() != "")
                {
                    str7 = pFeature.get_Value(pFeature.Fields.FindField(fi6.Name)).ToString();
                    m_pArrText.Add(fi6.SystemAlias);
                    m_pArrFeature.Add(str7);
                }
            }
            //管线属性标注
            DrawPipeLabels();
        }
コード例 #15
0
        public override void OnMouseDown(int button, int shift, int x, int y, double mapX, double mapY)
        {
            interPoints = new List <IntersectPoint>();
            DF2DApplication app   = DF2DApplication.Application;
            bool            ready = true;

            if (app == null || app.Current2DMapControl == null)
            {
                return;
            }
            m_ActiveView = app.Current2DMapControl.ActiveView;
            IScreenDisplay   m_Display = app.Current2DMapControl.ActiveView.ScreenDisplay;
            IGeometry        pGeo      = null;
            IPointCollection pIntersectPC;
            IPointCollection pLandSufPC;
            double           length = 0.0;

            try
            {
                if (button == 1)
                {
                    ISimpleLineSymbol pLineSym = new SimpleLineSymbol();
                    IRgbColor         pColor   = new RgbColorClass();
                    pColor.Red     = 255;
                    pColor.Green   = 255;
                    pColor.Blue    = 0;
                    pLineSym.Color = pColor;
                    pLineSym.Style = esriSimpleLineStyle.esriSLSSolid;
                    pLineSym.Width = 2;

                    IRubberBand pRubberBand;
                    pRubberBand = new RubberLineClass();
                    IGeometry pLine;
                    pLine = pRubberBand.TrackNew(m_Display, null);

                    object symbol = pLineSym as object;
                    app.Current2DMapControl.DrawShape(pLine, ref symbol);

                    WaitForm.Start("正在查询...", "请稍后");
                    //pGeo = PublicFunction.DoBuffer(pLine,PublicFunction.ConvertPixelsToMapUnits(m_ActiveView, GlobalValue.System_Selection_Option().Tolerate));
                    pGeo = pLine;
                    if (pGeo == null)
                    {
                        return;
                    }
                    length = (pGeo as IPolyline).Length;

                    if (ready)
                    {
                        double distemp   = 0.0;
                        IPoint tempPoint = null;
                        foreach (LogicGroup lg in LogicDataStructureManage.Instance.RootLogicGroups)
                        {
                            foreach (MajorClass mc in lg.MajorClasses)
                            {
                                foreach (SubClass sc in mc.SubClasses)
                                {
                                    if (!sc.Visible2D)
                                    {
                                        continue;
                                    }
                                    string[] arrFc2DId = mc.Fc2D.Split(';');
                                    if (arrFc2DId == null)
                                    {
                                        continue;
                                    }
                                    IFeatureCursor pFeatureCursor = null;
                                    IFeature       pFeature       = null;
                                    foreach (string fc2DId in arrFc2DId)
                                    {
                                        DF2DFeatureClass dffc = DF2DFeatureClassManager.Instance.GetFeatureClassByID(fc2DId);
                                        if (dffc == null)
                                        {
                                            continue;
                                        }
                                        IFeatureClass fc   = dffc.GetFeatureClass();
                                        FacilityClass facc = dffc.GetFacilityClass();
                                        if (facc.Name != "PipeLine")
                                        {
                                            continue;
                                        }
                                        if (fc == null || pGeo == null)
                                        {
                                            continue;
                                        }
                                        ISpatialFilter pSpatialFilter = new SpatialFilter();
                                        pSpatialFilter.Geometry    = pGeo;
                                        pSpatialFilter.SpatialRel  = esriSpatialRelEnum.esriSpatialRelIntersects;
                                        pSpatialFilter.WhereClause = "SMSCODE =  '" + sc.Name + "'";
                                        int count = fc.FeatureCount(pSpatialFilter);
                                        if (count == 0)
                                        {
                                            continue;
                                        }
                                        pFeatureCursor = fc.Search(pSpatialFilter, false);
                                        string fcName = mc.Name;
                                        if (pFeatureCursor == null)
                                        {
                                            continue;
                                        }
                                        double distance;

                                        while ((pFeature = pFeatureCursor.NextFeature()) != null)
                                        {
                                            IGeometry            pPipeLineGeo = pFeature.Shape;
                                            ITopologicalOperator pTopo        = pPipeLineGeo as ITopologicalOperator;
                                            IGeometry            geo          = pTopo.Intersect(pGeo, esriGeometryDimension.esriGeometry0Dimension);
                                            IPoint intersect;
                                            if (geo is IPoint)
                                            {
                                                double distanceF = double.MaxValue;
                                                intersect = geo as IPoint;
                                                if (pGeo is IPolyline)
                                                {
                                                    IPolyline line      = pGeo as IPolyline;
                                                    IPoint    fromPoint = line.FromPoint;
                                                    distanceF = GetDistanceOfTwoPoints(intersect, fromPoint);
                                                }
                                                if (distemp == 0.0)
                                                {
                                                    distance = distanceF;
                                                    distemp  = distanceF;
                                                }
                                                else
                                                {
                                                    distance = Math.Abs(distanceF - distemp);
                                                }
                                                IntersectPoint interPoint = new IntersectPoint(pFeature, intersect, fcName, distance, distanceF);
                                                interPoints.Add(interPoint);
                                            }
                                            if (geo is IPointCollection)
                                            {
                                                IPointCollection geoCol = geo as IPointCollection;
                                                for (int i = 0; i < geoCol.PointCount; i++)
                                                {
                                                    intersect = geoCol.get_Point(i) as IPoint;
                                                    double distanceF = double.MaxValue;

                                                    if (pGeo is IPolyline)
                                                    {
                                                        IPolyline line = pGeo as IPolyline;

                                                        IPoint fromPoint = line.FromPoint;
                                                        IPoint toPoint   = line.ToPoint;
                                                        if (distemp == 0.0)
                                                        {
                                                            double distance1 = GetDistanceOfTwoPoints(intersect, fromPoint);
                                                            double distance2 = GetDistanceOfTwoPoints(intersect, toPoint);
                                                            distanceF = distance1 < distance2 ? distance1 : distance2;
                                                            tempPoint = distance1 < distance2 ? fromPoint:toPoint;
                                                        }
                                                        else
                                                        {
                                                            if (tempPoint == null)
                                                            {
                                                                return;
                                                            }
                                                            distanceF = GetDistanceOfTwoPoints(intersect, tempPoint);
                                                        }
                                                    }
                                                    if (distemp == 0.0)
                                                    {
                                                        distance = distanceF;
                                                        distemp  = distanceF;
                                                    }
                                                    else
                                                    {
                                                        distance = Math.Abs(distanceF - distemp);
                                                    }
                                                    IntersectPoint interPoint = new IntersectPoint(pFeature, intersect, fcName, distance, distanceF);
                                                    interPoints.Add(interPoint);
                                                }
                                            }
                                        }
                                    }
                                }
                            }
                        }
                    }
                }

                DrawPipeTransection(interPoints, length);
            }
            catch (System.Exception ex)
            {
            }
        }
コード例 #16
0
        public override void OnMouseDown(int button, int shift, int x, int y, double mapX, double mapY)
        {
            DF2DApplication app = DF2DApplication.Application;

            this._dict.Clear();
            bool ready = true;

            if (app == null || app.Current2DMapControl == null || app.Workbench == null)
            {
                return;
            }
            app.Workbench.SetMenuEnable(true);
            m_ActiveView = app.Current2DMapControl.ActiveView;
            IScreenDisplay m_Display = app.Current2DMapControl.ActiveView.ScreenDisplay;
            IGeometry      pGeo      = null;

            try
            {
                if (button == 1)
                {
                    ISimpleLineSymbol pLineSym = new SimpleLineSymbol();
                    IRgbColor         pColor   = new RgbColorClass();
                    pColor.Red     = 255;
                    pColor.Green   = 255;
                    pColor.Blue    = 0;
                    pLineSym.Color = pColor;
                    pLineSym.Style = esriSimpleLineStyle.esriSLSSolid;
                    pLineSym.Width = 2;

                    //pColor = Convert.ToUInt32(SystemInfo.Instance.LineColor, 16);
                    IRubberBand pRubberBand;
                    pRubberBand = new RubberLineClass();
                    IGeometry pLine;
                    pLine = pRubberBand.TrackNew(m_Display, null);
                    //IPolyline pLine = app.Current2DMapControl.TrackLine() as IPolyline;

                    object symbol = pLineSym as object;
                    app.Current2DMapControl.DrawShape(pLine, ref symbol);

                    WaitForm.Start("正在查询...", "请稍后");
                    //if (GlobalValue.System_Selection_Environment(m_ActiveView).CombinationMethod == 0)//new selection
                    //{
                    //    this.m_ActiveView.FocusMap.ClearSelection();
                    //}
                    pGeo = PublicFunction.DoBuffer(pLine,
                                                   PublicFunction.ConvertPixelsToMapUnits(m_ActiveView, GlobalValue.System_Selection_Option().Tolerate));
                    if (pGeo == null)
                    {
                        return;
                    }
                    //m_ActiveView.FocusMap.SelectByShape(pGeo, GlobalValue.System_Selection_Environment(m_ActiveView), false);

                    //if (m_ActiveView.FocusMap.SelectionCount > 0)
                    //{

                    //    ready = true;
                    //    m_ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeoSelection, null, null);
                    //}
                    //else
                    //{
                    //    m_ActiveView.Refresh();
                    //}


                    if (ready)
                    {
                        //foreach (LogicGroup lg in LogicDataStructureManage2D.Instance.RootLogicGroups)
                        //{
                        foreach (MajorClass mc in FrmMajorClass.Instance.MajorClasses)
                        {
                            foreach (SubClass sc in mc.SubClasses)
                            {
                                if (!sc.Visible2D)
                                {
                                    continue;
                                }
                                string[] arrFc2DId = mc.Fc2D.Split(';');
                                if (arrFc2DId == null)
                                {
                                    continue;
                                }
                                IFeatureCursor pFeatureCursor = null;
                                IFeature       pFeature       = null;
                                foreach (string fc2DId in arrFc2DId)
                                {
                                    DF2DFeatureClass dffc = DF2DFeatureClassManager.Instance.GetFeatureClassByID(fc2DId);
                                    if (dffc == null)
                                    {
                                        continue;
                                    }
                                    IFeatureClass fc   = dffc.GetFeatureClass();
                                    FacilityClass facc = dffc.GetFacilityClass();
                                    if (facc.Name != "PipeLine")
                                    {
                                        continue;
                                    }
                                    if (fc == null || pGeo == null)
                                    {
                                        continue;
                                    }
                                    ISpatialFilter pSpatialFilter = new SpatialFilter();
                                    pSpatialFilter.Geometry   = pGeo;
                                    pSpatialFilter.SpatialRel = esriSpatialRelEnum.esriSpatialRelIntersects;
                                    string whereClause = UpOrDown.DecorateWhereClasuse(fc) + mc.ClassifyField + " =  '" + sc.Name + "'";

                                    pSpatialFilter.WhereClause = whereClause;
                                    pFeatureCursor             = fc.Search(pSpatialFilter, false);
                                    if (pFeatureCursor == null)
                                    {
                                        continue;
                                    }
                                    DataTable dt = new DataTable();
                                    dt.TableName = facc.Name;
                                    DataColumn oidcol = new DataColumn();
                                    oidcol.ColumnName = "oid";
                                    oidcol.Caption    = "ID";
                                    dt.Columns.Add(oidcol);
                                    foreach (DFDataConfig.Class.FieldInfo fitemp in facc.FieldInfoCollection)
                                    {
                                        if (!fitemp.CanQuery)
                                        {
                                            continue;
                                        }
                                        DataColumn col = new DataColumn();
                                        col.ColumnName = fitemp.Name;
                                        col.Caption    = fitemp.Alias;
                                        dt.Columns.Add(col);
                                    }
                                    while ((pFeature = pFeatureCursor.NextFeature()) != null)
                                    {
                                        DataRow dtRow = dt.NewRow();
                                        dtRow["oid"] = pFeature.get_Value(pFeature.Fields.FindField("OBJECTID"));
                                        foreach (DataColumn col in dt.Columns)
                                        {
                                            int index1 = pFeature.Fields.FindField(col.ColumnName);
                                            if (index1 < 0)
                                            {
                                                continue;
                                            }
                                            object obj1 = pFeature.get_Value(index1);
                                            string str  = "";
                                            if (obj1 != null)
                                            {
                                                IField field = pFeature.Fields.get_Field(index1);
                                                switch (field.Type)
                                                {
                                                case esriFieldType.esriFieldTypeBlob:
                                                case esriFieldType.esriFieldTypeGeometry:
                                                case esriFieldType.esriFieldTypeRaster:
                                                    continue;

                                                case esriFieldType.esriFieldTypeDouble:
                                                    double d;
                                                    if (double.TryParse(obj1.ToString(), out d))
                                                    {
                                                        str = d.ToString("0.00");
                                                    }
                                                    break;

                                                default:
                                                    str = obj1.ToString();
                                                    break;
                                                }
                                            }
                                            dtRow[col.ColumnName] = str;
                                        }
                                        dt.Rows.Add(dtRow);
                                    }
                                    if (dt.Rows.Count > 0)
                                    {
                                        this._dict.Add(sc.Name, dt);
                                    }
                                }
                            }
                        }
                    }
                }
                WaitForm.Stop();
                try
                {
                    this._uPanel               = new UIDockPanel("查询结果", "查询结果", this.Location, this._width, this._height);
                    this._dockPanel            = FloatPanelManager.Instance.Add(ref this._uPanel, DockingStyle.Right);
                    this._dockPanel.Visibility = DockVisibility.Visible;
                    this._dockPanel.FloatSize  = new System.Drawing.Size(this._width, this._height);
                    this._dockPanel.Width      = this._width;
                    this._dockPanel.Height     = this._height;
                    if (this._ucPropInfo2D == null)
                    {
                        this._ucPropInfo2D = new UCPropertyInfo2D();
                    }
                    this._ucPropInfo2D.Dock = System.Windows.Forms.DockStyle.Fill;
                    this._uPanel.RegisterEvent(new PanelClose(this.Close));
                    this._dockPanel.Controls.Add(this._ucPropInfo2D);
                    this._ucPropInfo2D.Init();
                    this._ucPropInfo2D.SetPropertyInfo(this._dict);
                }
                catch
                {
                }

                //}
            }
            catch
            {
            }
        }
コード例 #17
0
        public override void OnMouseDown(int Button, int Shift, int X, int Y)
        {
            if (Button != 1)
            {
                return;
            }

            IWorkspace workspace = null;

            #region……分割面

            //根据已选择的要分割的要素的类型绘制分割线

            if (((IFeatureLayer)mLayer).FeatureClass.ShapeType == esriGeometryType.esriGeometryPolygon)

            {//分割线的样式
                IScreenDisplay pScreenDisplay = pMapControl.ActiveView.ScreenDisplay;

                ISimpleLineSymbol pLineSymbol = new SimpleLineSymbolClass();

                IRgbColor pRgbColor = new RgbColorClass();

                pRgbColor.Red = 255;

                pLineSymbol.Color = pRgbColor;

                IRubberBand pRubberBand = new RubberLineClass();

                IPolyline pPolyline = (IPolyline)pRubberBand.TrackNew(pScreenDisplay, (ISymbol)pLineSymbol);

                pScreenDisplay.StartDrawing(pScreenDisplay.hDC, (short)esriScreenCache.esriNoScreenCache);

                pScreenDisplay.SetSymbol((ISymbol)pLineSymbol);

                pScreenDisplay.DrawPolyline(pPolyline);

                pScreenDisplay.FinishDrawing();



                //清理将被分割的要素

                ITopologicalOperator pTopoOpo;

                pTopoOpo = pPolyline as ITopologicalOperator;

                pTopoOpo.Simplify();//确保几何体的拓扑正确

                //开始编辑

                IFeatureLayer featureLayer  = mLayer as IFeatureLayer;
                IFeatureClass pFeatureClass = featureLayer.FeatureClass;


                IEngineEditor mEngineEditor = mEngineEditor = new EngineEditorClass();
                if (pFeatureClass.FeatureDataset != null)
                {
                    workspace = pFeatureClass.FeatureDataset.Workspace;
                    mEngineEditor.EditSessionMode = esriEngineEditSessionMode.esriEngineEditSessionModeVersioned;
                    mEngineEditor.StartEditing(workspace, mMap);
                    ((IEngineEditLayers)mEngineEditor).SetTargetLayer(featureLayer, -1);
                    mEngineEditor.StartOperation();
                }



                //分割方法


                SplitPolygon(pFeatureClass, pPolyline);

                ReBackStates();//刷新返回修改工具

                pMapControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, pMapControl.ActiveView.Extent);
                //  mEngineEditor.StopEditing(true);
            }

            #endregion



            #region……鼠标画线分割线

            //根据分割要素的类型绘制分割线

            if (((IFeatureLayer)mLayer).FeatureClass.ShapeType == esriGeometryType.esriGeometryPolyline)

            {
                IScreenDisplay pScreenDisplay = pMapControl.ActiveView.ScreenDisplay;

                ISimpleLineSymbol pLineSymbol = new SimpleLineSymbolClass();

                IRgbColor pRgbColor = new RgbColorClass();

                pRgbColor.Red = 255;

                pLineSymbol.Color = pRgbColor;

                IRubberBand pRubberBand = new RubberLineClass();

                IPolyline pPolyline = (IPolyline)pRubberBand.TrackNew(pScreenDisplay, (ISymbol)pLineSymbol);

                pScreenDisplay.StartDrawing(pScreenDisplay.hDC, (short)esriScreenCache.esriNoScreenCache);

                pScreenDisplay.SetSymbol((ISymbol)pLineSymbol);

                pScreenDisplay.DrawPolyline(pPolyline);

                pScreenDisplay.FinishDrawing();



                // mEngineEditor.StartOperation();//开启编辑

                IFeatureLayer featureLayer  = mLayer as IFeatureLayer;
                IFeatureClass pFeatureClass = featureLayer.FeatureClass;

                IEngineEditor mEngineEditor = mEngineEditor = new EngineEditorClass();
                if (pFeatureClass.FeatureDataset != null)
                {
                    workspace = pFeatureClass.FeatureDataset.Workspace;
                    mEngineEditor.EditSessionMode = esriEngineEditSessionMode.esriEngineEditSessionModeVersioned;
                    mEngineEditor.StartEditing(workspace, mMap);
                    ((IEngineEditLayers)mEngineEditor).SetTargetLayer(featureLayer, -1);
                    mEngineEditor.StartOperation();
                }

                ISelectionSet pSelectionSet = pFeatureClass.Select(null, esriSelectionType.esriSelectionTypeIDSet, esriSelectionOption.esriSelectionOptionNormal, workspace);

                //分割方法

                SplitPolyline(pSelectionSet, pPolyline);



                ReBackStates();

                pMapControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, pMapControl.ActiveView.Extent);
            }

            #endregion
            if (workspace != null)
            {
                mEngineEditor.StopEditing(true);
            }

            //mEngineEditor.StopOperation("ControlToolsEditing_CreateNewFeatureTask");
        }
コード例 #18
0
ファイル: frmMain.cs プロジェクト: chinasio/minegis
        private void mapCtlMain_OnMouseDown(object sender, IMapControlEvents2_OnMouseDownEvent e)
        {
            if (this.m_rasterMeasureDis) //距离量算
            {
                IPolyline polyline = null;
                IGraphicsContainer graCont = (IGraphicsContainer)mapCtlMain.ActiveView;
                if (e.button == 1)
                {
                    double Dis = 0;
                    IRubberBand rubberPoly = new RubberLineClass();
                    polyline = (IPolyline)rubberPoly.TrackNew(mapCtlMain.ActiveView.ScreenDisplay, null);
                    IElement elem;
                    if (polyline != null)
                    {
                        elem = new LineElementClass();
                        elem.Geometry = polyline;
                        graCont.AddElement(elem, 0);
                    }
                    mapCtlMain.ActiveView.Refresh();
                    Dis = polyline.Length;
                    Dis = Dis / 1000;
                    frmDis frmdis = new frmDis("测量长度是:" + Dis.ToString("f3") + "公里", "距离量测");
                    frmdis.ShowDialog();
                    //MessageBox.Show("测量长度是:" + Dis.ToString("f3") + "公里", "确认");
                    graCont = (IGraphicsContainer)mapCtlMain.ActiveView;
                    graCont.DeleteAllElements();
                    mapCtlMain.ActiveView.Refresh();
                }

            }

            if (this.m_rasterMeasureArea) //面积量算
            {
                double Area = 0;
                double Area1 = 0;
                ISimpleLineSymbol lineSymbol = new SimpleLineSymbolClass();
                IRgbColor color = new RgbColorClass();
                color.Red = 0;
                color.Green = 0;
                color.Blue = 225;

                lineSymbol.Width = 1;
                lineSymbol.Color = color;
                lineSymbol.Style = esriSimpleLineStyle.esriSLSSolid;
                //Dim pPolySymbol As ISimpleFillSymbol
                ISimpleFillSymbol polySymbol = new SimpleFillSymbolClass();

                polySymbol.Color = color;
                polySymbol.Outline = lineSymbol;
                polySymbol.Style = esriSimpleFillStyle.esriSFSHollow;
                //Dim pSymbol As ISymbol
                ISymbol symbol = (ISymbol)polySymbol;
                //设置结束
                IGraphicsContainer graCont = (IGraphicsContainer)mapCtlMain.ActiveView;
                IRubberBand rubberPoly = new RubberPolygonClass();
                IPolygon polygon = (IPolygon)rubberPoly.TrackNew(mapCtlMain.ActiveView.ScreenDisplay, symbol);
                IElement elem;
                if (polygon != null)
                {
                    elem = new PolygonElementClass();
                    elem.Geometry = polygon;
                    IFillShapeElement fillShapeElement = (IFillShapeElement)elem;
                    fillShapeElement.Symbol = (IFillSymbol)symbol;
                    graCont.AddElement(elem, 0);
                }
                mapCtlMain.ActiveView.Refresh();
                IArea area = (IArea)polygon;
                Area = Math.Abs(area.Area) / 1000000;
                Area1 = Area * 100;
                frmDis frmdis = new frmDis("测量面积是:" + Area.ToString("f3") + "平方公里" + "\n     (合" + Area1.ToString("f3") + "公顷)","面积量测");
                frmdis.ShowDialog();
                //MessageBox.Show("测量面积是:" + Area.ToString("f3") + "平方公里" + "(合" + Area1.ToString("f3") + "公顷)", "确认");
                graCont = (IGraphicsContainer)mapCtlMain.ActiveView;
                graCont.DeleteAllElements();
                mapCtlMain.ActiveView.Refresh();
            }

            if (this.m_bEditNode)
            {
                m_editor.EditFeatureMouseDown(e.x, e.y);

            }

            if(this.m_out)
            {

               IFeatureLayer featureLayer = this.mapCtlMain.get_Layer(0) as IFeatureLayer;
               IFeatureClass featureClass = featureLayer.FeatureClass;
               IPoint point = mapCtlMain.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(e.x, e.y);
               IGeometry geometry = point as IGeometry;

               ITopologicalOperator pTopo = geometry as ITopologicalOperator;
               IGeometry buffer = pTopo.Buffer(200);
               geometry = buffer.Envelope as IGeometry;

               ISpatialFilter spatialFilter = new SpatialFilterClass();
               spatialFilter.Geometry = geometry;
               spatialFilter.SpatialRel = esriSpatialRelEnum.esriSpatialRelContains;

               spatialFilter.GeometryField = featureClass.ShapeFieldName;
               IQueryFilter filter = spatialFilter as IQueryFilter;

               IFeatureCursor cursor = featureClass.Search(filter, false);
               IFeature pfeature = cursor.NextFeature();
               if (pfeature!= null)
               {
                   frmTip tip = new frmTip(pfeature.get_Value(3).ToString(), pfeature.get_Value(4).ToString(),this.m_oraCmd);
                   tip.ShowDialog();
               }

            }
        }
コード例 #19
0
        private void CutSelectedPolygon()
        {
            if (m_selectedFeature == null)
            {
                MessageBox.Show("请先选择要分割的面要素!!", "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
                m_toolPhase = ToolPhase.SelectFeature;
                return;
            }

            //在屏幕上绘制用于分割的线要素
            IScreenDisplay    screenDisplay = m_activeView.ScreenDisplay;
            ISimpleLineSymbol sym           = new SimpleLineSymbolClass();
            IRgbColor         color         = new RgbColorClass();

            color.Red   = 255;
            color.Green = 128;
            color.Blue  = 128;
            sym.Color   = color;
            sym.Style   = esriSimpleLineStyle.esriSLSSolid;
            sym.Width   = 2;
            IRubberBand cutBand     = new RubberLineClass();
            IGeometry   cutGeometry = cutBand.TrackNew(screenDisplay, sym as ISymbol);

            screenDisplay.StartDrawing(screenDisplay.hDC, (short)esriScreenCache.esriNoScreenCache);
            screenDisplay.SetSymbol(sym as ISymbol);
            screenDisplay.DrawPolyline(cutGeometry);
            screenDisplay.FinishDrawing();

            IFeatureClass  featureClass  = m_selectedFeature.Class as IFeatureClass;
            IDataset       dataset       = featureClass as IDataset;
            IWorkspaceEdit workspaceEdit = dataset.Workspace as IWorkspaceEdit;

            if (!(workspaceEdit.IsBeingEdited()))
            {
                return;
            }

            //分割选择的面要素
            if (cutGeometry.IsEmpty == true)
            {
                return;
            }
            try
            {
                workspaceEdit.StartEditOperation();
                IFeatureEdit featureEdit = m_selectedFeature as IFeatureEdit;
                //分割产生新的面要素
                ISet newFeaturesSet = featureEdit.Split(cutGeometry);
                //亮闪新要素
                if (newFeaturesSet != null)
                {
                    newFeaturesSet.Reset();
                    for (int featureCount = 0; featureCount < newFeaturesSet.Count; featureCount++)
                    {
                        IFeature newFeature = newFeaturesSet.Next() as IFeature;
                        FlashGeometry(newFeature.Shape, 3, 20);
                    }
                }
                workspaceEdit.StopEditOperation();
            }
            catch (Exception ex)
            {
                workspaceEdit.AbortEditOperation();
                //SysLogHelper.WriteOperationLog("要素分割错误", ex.Source, "数据编辑");
                MessageBox.Show("分割面要素失败!!" + ex.Message, "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
            }
            m_activeView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, m_activeView.Extent);
            m_toolPhase = ToolPhase.SelectFeature;
        }