ArcGIS添加鹰眼

axMapControl1是主地图 axMapControl2是鹰眼地图

 private void axMapControl1_OnExtentUpdated(object sender, IMapControlEvents2_OnExtentUpdatedEvent e)
         {
             //获取地图当前的范围（包络线）
             IEnvelope pEnvelope = (IEnvelope)e.newEnvelope;
             //将鹰眼地图设置为地理容器,再设置为活动视图
             IGraphicsContainer pGraphicsContainer = axMapControl2.Map as IGraphicsContainer;
             IActiveView pActiveView = pGraphicsContainer as IActiveView;
             //清除鹰眼地图中的任何图形元素
             pGraphicsContainer.DeleteAllElements();
             //设置矩形范围
             IRectangleElement pRectangeEle = new RectangleElementClass();
             IElement pElement = pRectangeEle as IElement;
             pElement.Geometry = pEnvelope;

             //创建鹰眼图中的红线框
             IRgbColor pColor = new RgbColor();
             pColor.Red = ;
             pColor.Blue = ;
             pColor.Green = ;
             pColor.Transparency = ;

             //创建线符号对象
             ILineSymbol pOutline = new SimpleLineSymbolClass();
             pOutline.Width = ;
             pOutline.Color = pColor;

             //设置颜色属性
             pColor = new RgbColorClass();
             pColor.Red = ;
             pColor.Blue = ;
             pColor.Green = ;
             pColor.Transparency = ;

             //设置填充符号
             IFillSymbol pFillSymbol = new SimpleFillSymbolClass();
             pFillSymbol.Color = pColor;
             pFillSymbol.Outline = pOutline;

             IFillShapeElement pFillShapeEle = pElement as IFillShapeElement;
             pFillShapeEle.Symbol = pFillSymbol;

             pGraphicsContainer.AddElement((IElement)pFillShapeEle, );
             pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
         }

         private void axMapControl1_OnMapReplaced(object sender, IMapControlEvents2_OnMapReplacedEvent e)
         {
             if (axMapControl1.LayerCount > )
             {
                 axMapControl2.Map = new MapClass();
                 for (int i = ; i <= axMapControl1.LayerCount - ; i++)
                 {
                     axMapControl2.Map.AddLayer(axMapControl1.Map.get_Layer(i));
                 }
                 axMapControl2.Extent = axMapControl1.Extent;
                 axMapControl2.Refresh();
             }
             //axMapControl2.LoadMxFile(axMapControl1.DocumentFilename);
             //axMapControl2.Refresh();
             //axMapControl2.Extent = axMapControl2.FullExtent;
         }

         private void axMapControl2_OnMouseMove(object sender, IMapControlEvents2_OnMouseMoveEvent e)
         {
             if (e.button == )
             {
                 IPoint pPoint = new PointClass();
                 pPoint.PutCoords(e.mapX, e.mapY);
                 axMapControl1.CenterAt(pPoint);
                 axMapControl1.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, null);
             }
         }

         private void axMapControl2_OnMouseDown(object sender, IMapControlEvents2_OnMouseDownEvent e)
         {
             if (axMapControl2.Map.LayerCount > )
             {
                 if (e.button == )
                 {
                     IPoint pPoint = new PointClass();
                     pPoint.PutCoords(e.mapX, e.mapY);
                     axMapControl1.CenterAt(pPoint);
                     axMapControl1.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, null);
                 }
                 else
                 {
                     IEnvelope pEnv = axMapControl2.TrackRectangle();
                     axMapControl1.Extent = pEnv;
                     axMapControl1.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, null);
                 }

             }
         }