C#+ARCENGINE10.0+SP5 Implementation Eagle Eye (loading data from MDB database)

usingSystem;usingSystem.Collections.Generic;usingSystem.ComponentModel;usingSystem.Data;usingSystem.Drawing;usingSystem.Linq;usingSystem.Text;usingSystem.Windows.Forms;usingESRI. Arcgis.controls;usingESRI. Arcgis.esrisystem;usingESRI. Arcgis.geodatabase;usingESRI. Arcgis.datasourcesraster;usingDevcomponents.dotnetbar;usingSystem.Runtime.InteropServices;usingESRI. ArcGIS.ADF.BaseClasses;usingESRI. ArcGIS.ADF.CATIDs;usingESRI. Arcgis.carto;usingESRI. Arcgis.geometry;usingESRI. Arcgis.output;usingESRI. Arcgis.systemui;usingESRI. Arcgis.display;

  private void Btaddmdb_click_1 (object sender, EventArgs e)     //Add MDB database Open Data        {            OpenFileDialog dlg = new OpenFileDialog ();            Dlg. Filter = "Personal geodatabase (*.mdb) |*.mdb| All Files (*. *) |*.* ";            Dlg. Title = "Open persongeodatabase file";            if (dlg. ShowDialog ()! = DialogResult.OK) return;            Commonfun.load_mdb (dlg. FileName, axmap);           Addlayertooverviewmap ();   Add map to Eagle Eye            Axmap.refresh ();        }

　　

Private void axmap_onmapreplaced (object  sender, imapcontrolevents2_onmapreplacedevent e)        {                     #region add Hawkeye   to load the map into the Eagle Eye control             addlayertooverviewmap ()            ; #endregion                           }

  #regionEagle Eye function/// <summary>        ///The way to add a map to the Eagle's eye,
       //// This code is from http://www.cnblogs.com/zya-gis/archive/2009/04/17/1438033.html, very easy to use, solved my eagle eye has been unable to display the problem /// </summary>        Private voidAddlayertooverviewmap () {axmapsmall.clearlayers ();  for(inti =0; i < Axmap.layercount; i++) {iobjectcopy objectcopy=NewObjectcopyclass (); ObjectTocopylayer =Axmap.get_layer (i); ObjectCopiedlayer =objectcopy.                Copy (Tocopylayer); ILayer C= (NewFeaturelayerclass ()) asILayer; ObjectTooverwritelayer =C; Objectcopy. Overwrite (Copiedlayer,refTooverwritelayer);            Axmapsmall.addlayer (C, i); }        }        Private voidAxmap_onextentupdated (Objectsender, Imapcontrolevents2_onextentupdatedevent e)//draw the Eagle's eye rectangular box        {            Try            {                //Get RangeIenvelope penv = E.newenvelope asIenvelope; Igraphicscontainer Pgraphicscontainer= Axmapsmall.map asIgraphicscontainer; Iactiveview Pactiveview= Pgraphicscontainer asIactiveview; //clear and clear any graphic elements in the Map object before you draw a new rectangular boxpgraphicscontainer.deleteallelements (); Irectangleelement Prectangleele=NewRectangleelementclass (); IElement PEle= Prectangleele asielement; Pele.geometry=penv; Irgbcolor Pcolor=NewRgbcolorclass (); Pcolor.rgb=255; Pcolor.transparency=255; //produces a line symbol objectIlinesymbol Poutline =NewSimplelinesymbolclass (); Poutline.width=1; Poutline.color=Pcolor; //Set color PropertiesPcolor.rgb =255; Pcolor.transparency =0; //set the properties of a fill symbolIfillsymbol Pfillsymbol =NewSimplefillsymbolclass (); Pfillsymbol.color=Pcolor; Pfillsymbol.outline=Poutline;                Ifillshapeelement Pfillshapele; Pfillshapele= PEle asifillshapeelement; Pfillshapele.symbol=Pfillsymbol; PEle= Pfillshapele asielement; Pgraphicscontainer.addelement (PEle,0); Pactiveview.partialrefresh (Esriviewdrawphase.esriviewgraphics,NULL,NULL); }            Catch(Exception ey) {}}Private voidAxmapsmall_onmousedown (Objectsender, AxESRI.ArcGIS.Controls.IMapControlEvents2_OnMouseDownEvent e)//Eagle Eye interacts with the master Map control        {            if( This. axMapSmall.Map.LayerCount! =0)            {                //press the left mouse button to move the rectangle box                if(E.button = =1) {IPoint ppoint=NewPointclass ();                    Ppoint.putcoords (E.MAPX, e.mapy); Ienvelope Penvelope= This. axmap.extent;                    Penvelope.centerat (PPoint);  This. axmap.extent =Penvelope;  This. AxMap.ActiveView.PartialRefresh (Esriviewdrawphase.esriviewgeography,NULL,NULL); }                //Press the right mouse button to draw a rectangular box                Else if(E.button = =2) {Ienvelope penvelop= This. Axmapsmall.trackrectangle ();  This. axmap.extent =Penvelop;  This. AxMap.ActiveView.PartialRefresh (Esriviewdrawphase.esriviewgeography,NULL,NULL); }            }        }        Private voidAxmapsmall_onmousemove (Objectsender, AxESRI.ArcGIS.Controls.IMapControlEvents2_OnMouseMoveEvent e)//move the rectangle when the left mouse button is pressed, and also change the display range of the master graph control        {            //if it is not left-click, return directly            if(E.button! =1)return; IPoint PPoint=NewPointclass ();            Ppoint.putcoords (E.MAPX, e.mapy);  This. Axmap.centerat (PPoint);  This. AxMap.ActiveView.PartialRefresh (Esriviewdrawphase.esriviewgeography,NULL,NULL); }        #endregionEagle Eye Function ends

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C#+ARCENGINE10.0+SP5 Implementation Eagle Eye (loading data from MDB database)