两个类对MapXtrme asp.net鹰眼功能进行了完全的封装

2022-06-28 10:35:53 阅读：134 来源： 互联网

标签：Map MapXtrme asp MapInfo System points net public string

两个类对MapXtrme2004 asp.net鹰眼功能进行了完全的封装用法： private void Page_Load(object sender, System.EventArgs e) { // 在此处放置用户代码以初始化页面 Overview oc = new Overview(MapControl1,MapControl2); if(!IsPostBack) { } } /*作者:xiexiaokui * 时间:2005-10-18 * 功能:asp.net鹰眼 */ using System; using MapInfo.Web.UI.WebControls; using MapInfo.Geometry; using MapInfo.Styles; using System.Drawing; using MapInfo.Data; //// /// OverviewTool 的摘要说明。 /// public class OverviewMapToolEventArgs:System.EventArgs { System.Drawing.Point[] m_points; public OverviewMapToolEventArgs(System.Drawing.Point[] points) { this.m_points = points; } public System.Drawing.Point[] Points { get { return m_points; } set { m_points = value; } } } public delegate void OverviewMapToolEventHandler(object sender,OverviewMapToolEventArgs e); public class OverviewMapTool:MapTool { public static readonly string Toolname = "MapInfoWebOverview"; // public DPoint Point1,Point2; string m_clientCodeSource; string m_clientStartMethod; string m_clientStopMethod; string m_cursorUrl; string m_name; public event OverviewMapToolEventHandler OverviewMapToolStop; protected void OnOverviewMapToolStop(OverviewMapToolEventArgs e) { if(this.OverviewMapToolStop != null) this.OverviewMapToolStop(this,e); } public OverviewMapTool() { this.ClientStartMethod = "MapInfoWebRectangleStart"; this.ClientStopMethod = "MapInfoWebRectangleStop"; this.Name = Toolname; } public override string ClientCodeSource { get { return m_clientCodeSource; } set { m_clientCodeSource = value; } } public override string ClientStartMethod { get { return m_clientStartMethod; } set { m_clientStartMethod = value; } } public override string ClientStopMethod { get { return m_clientStopMethod; } set { m_clientStopMethod = value; } } public override string CursorUrl { get { return m_cursorUrl; } set { m_cursorUrl = value; } } public override string Name { get { return m_name; } set { m_name = value; } } public override void Execute(string dataString, System.Collections.ArrayList selLayers, MapInfo.Mapping.Map map) { // DPoint dp1,dp2; System.Drawing.Point[] points = base.ExtractPoints(dataString); // map.DisplayTransform.FromDisplay(points[0],out dp1); // map.DisplayTransform.FromDisplay(points[1],out dp2); this.OnOverviewMapToolStop(new OverviewMapToolEventArgs(points)); // OverviewMapTool omt = (OverviewMapTool)this.MapControl2.MapTools[MapControl2.MapTools.Count-1]; // MapInfo.Geometry.DPoint dp1 = omt.Point1; // MapInfo.Geometry.DPoint dp2 = omt.Point2; // System.Drawing.Point p1,p2; // MapControl2.Map.DisplayTransform.ToDisplay(dp1,out p1); // MapControl2.Map.DisplayTransform.ToDisplay(dp2,out p2); // if(Math.Min(Math.Abs(points[0].X-points[1].X),Math.Abs(points[0].Y-points[1].Y))<5) // { // m_mainMapControl.Map.Center = dp1; // } // else // { // MapInfo.Geometry.DRect rect = new DRect(dp1,dp2); // m_mainMapControl.Map.SetView(rect,m_mainMapControl.Map.GetDisplayCoordSys()); // } } } class Overview { MapInfo.Web.UI.WebControls.MapControl m_mainMapControl; MapInfo.Web.UI.WebControls.MapControl m_overviewMapControl; public Overview(MapInfo.Web.UI.WebControls.MapControl mainMapControl,MapInfo.Web.UI.WebControls.MapControl overviewMapControl) { MainMapControl = mainMapControl; OverviewMapControl = overviewMapControl; } public MapInfo.Web.UI.WebControls.MapControl MainMapControl { get { return m_mainMapControl; } set { m_mainMapControl = value; m_mainMapControl.PreRender += new EventHandler(MainMapControl_PreRender); } } public MapInfo.Web.UI.WebControls.MapControl OverviewMapControl { get { return m_overviewMapControl; } set { MapInfo.Data.Table table = MapInfo.Engine.Session.Current.Catalog.GetTable("temp_overview"); m_overviewMapControl = value; OverviewMapTool omt = new OverviewMapTool(); omt.OverviewMapToolStop += new OverviewMapToolEventHandler(omt_OverviewMapToolStop); this.m_overviewMapControl.MapTools.Add(omt); this.m_overviewMapControl.MapTools.CurrentTool = omt.Name; if(table == null) { this.m_overviewMapControl.Map.Load(new MapInfo.Mapping.MapTableLoader(m_mainMapControl.Map.Layers.GetTableEnumerator())); MapInfo.Data.TableInfo ti = MapInfo.Data.TableInfoFactory.CreateTemp("temp_overview"); MapInfo.Data.TableSessionInfo tsi = new MapInfo.Data.TableSessionInfo(); table = MapInfo.Engine.Session.Current.Catalog.CreateTable(ti); MapInfo.Mapping.FeatureLayer fl = new MapInfo.Mapping.FeatureLayer(table); m_overviewMapControl.Map.Layers.Insert(0,fl); } } } protected void MainMapControl_PreRender(object sender, EventArgs e) { DRect dr = this.m_mainMapControl.Map.Bounds; FeatureGeometry fg = new MapInfo.Geometry.Rectangle(m_mainMapControl.Map.GetDisplayCoordSys(),dr); MapInfo.Styles.SimpleLineStyle sls = new MapInfo.Styles.SimpleLineStyle(new LineWidth(2,LineWidthUnit.Pixel),2,Color.Red); MapInfo.Styles.SimpleInterior si = new MapInfo.Styles.SimpleInterior(1); MapInfo.Styles.AreaStyle arst = new MapInfo.Styles.AreaStyle(sls,si); // MapInfo.Styles.CompositeStyle cs = new MapInfo.Styles.CompositeStyle(arst,null,null,null); MapInfo.Styles.CompositeStyle cs = new MapInfo.Styles.CompositeStyle(arst); MapInfo.Data.Feature f = new Feature(fg,arst); MapInfo.Data.Table table = MapInfo.Engine.Session.Current.Catalog.GetTable("temp_overview"); (table as ITableFeatureCollection).Clear(); table.InsertFeature(f); m_overviewMapControl.Map.Layers["temp_overview"].Invalidate(); //table.Refresh(); } private void omt_OverviewMapToolStop(object sender, OverviewMapToolEventArgs e) { DPoint dp1,dp2; System.Drawing.Point[] points = e.Points; m_overviewMapControl.Map.DisplayTransform.FromDisplay(points[0],out dp1); m_overviewMapControl.Map.DisplayTransform.FromDisplay(points[1],out dp2); // OverviewMapTool omt = (OverviewMapTool)this.MapControl2.MapTools[MapControl2.MapTools.Count-1]; // MapInfo.Geometry.DPoint dp1 = omt.Point1; // MapInfo.Geometry.DPoint dp2 = omt.Point2; // System.Drawing.Point p1,p2; // MapControl2.Map.DisplayTransform.ToDisplay(dp1,out p1); // MapControl2.Map.DisplayTransform.ToDisplay(dp2,out p2); if(Math.Min(Math.Abs(points[0].X-points[1].X),Math.Abs(points[0].Y-points[1].Y))<5) { m_mainMapControl.Map.Center = dp1; } else { MapInfo.Geometry.DRect rect = new DRect(dp1,dp2); m_mainMapControl.Map.SetView(rect,m_mainMapControl.Map.GetDisplayCoordSys()); } } } 两个类对MapXtrme2004 asp.net鹰眼功能进行了完全的封装用法： private void Page_Load(object sender, System.EventArgs e) { // 在此处放置用户代码以初始化页面 Overview oc = new Overview(MapControl1,MapControl2); if(!IsPostBack) { } } /*作者:xiexiaokui * 时间:2005-10-18 * 功能:asp.net鹰眼 */ using System; using MapInfo.Web.UI.WebControls; using MapInfo.Geometry; using MapInfo.Styles; using System.Drawing; using MapInfo.Data; //// /// OverviewTool 的摘要说明。 /// public class OverviewMapToolEventArgs:System.EventArgs { System.Drawing.Point[] m_points; public OverviewMapToolEventArgs(System.Drawing.Point[] points) { this.m_points = points; } public System.Drawing.Point[] Points { get { return m_points; } set { m_points = value; } } } public delegate void OverviewMapToolEventHandler(object sender,OverviewMapToolEventArgs e); public class OverviewMapTool:MapTool { public static readonly string Toolname = "MapInfoWebOverview"; // public DPoint Point1,Point2; string m_clientCodeSource; string m_clientStartMethod; string m_clientStopMethod; string m_cursorUrl; string m_name; public event OverviewMapToolEventHandler OverviewMapToolStop; protected void OnOverviewMapToolStop(OverviewMapToolEventArgs e) { if(this.OverviewMapToolStop != null) this.OverviewMapToolStop(this,e); } public OverviewMapTool() { this.ClientStartMethod = "MapInfoWebRectangleStart"; this.ClientStopMethod = "MapInfoWebRectangleStop"; this.Name = Toolname; } public override string ClientCodeSource { get { return m_clientCodeSource; } set { m_clientCodeSource = value; } } public override string ClientStartMethod { get { return m_clientStartMethod; } set { m_clientStartMethod = value; } } public override string ClientStopMethod { get { return m_clientStopMethod; } set { m_clientStopMethod = value; } } public override string CursorUrl { get { return m_cursorUrl; } set { m_cursorUrl = value; } } public override string Name { get { return m_name; } set { m_name = value; } } public override void Execute(string dataString, System.Collections.ArrayList selLayers, MapInfo.Mapping.Map map) { // DPoint dp1,dp2; System.Drawing.Point[] points = base.ExtractPoints(dataString); // map.DisplayTransform.FromDisplay(points[0],out dp1); // map.DisplayTransform.FromDisplay(points[1],out dp2); this.OnOverviewMapToolStop(new OverviewMapToolEventArgs(points)); // OverviewMapTool omt = (OverviewMapTool)this.MapControl2.MapTools[MapControl2.MapTools.Count-1]; // MapInfo.Geometry.DPoint dp1 = omt.Point1; // MapInfo.Geometry.DPoint dp2 = omt.Point2; // System.Drawing.Point p1,p2; // MapControl2.Map.DisplayTransform.ToDisplay(dp1,out p1); // MapControl2.Map.DisplayTransform.ToDisplay(dp2,out p2); // if(Math.Min(Math.Abs(points[0].X-points[1].X),Math.Abs(points[0].Y-points[1].Y))<5) // { // m_mainMapControl.Map.Center = dp1; // } // else // { // MapInfo.Geometry.DRect rect = new DRect(dp1,dp2); // m_mainMapControl.Map.SetView(rect,m_mainMapControl.Map.GetDisplayCoordSys()); // } } } class Overview { MapInfo.Web.UI.WebControls.MapControl m_mainMapControl; MapInfo.Web.UI.WebControls.MapControl m_overviewMapControl; public Overview(MapInfo.Web.UI.WebControls.MapControl mainMapControl,MapInfo.Web.UI.WebControls.MapControl overviewMapControl) { MainMapControl = mainMapControl; OverviewMapControl = overviewMapControl; } public MapInfo.Web.UI.WebControls.MapControl MainMapControl { get { return m_mainMapControl; } set { m_mainMapControl = value; m_mainMapControl.PreRender += new EventHandler(MainMapControl_PreRender); } } public MapInfo.Web.UI.WebControls.MapControl OverviewMapControl { get { return m_overviewMapControl; } set { MapInfo.Data.Table table = MapInfo.Engine.Session.Current.Catalog.GetTable("temp_overview"); m_overviewMapControl = value; OverviewMapTool omt = new OverviewMapTool(); omt.OverviewMapToolStop += new OverviewMapToolEventHandler(omt_OverviewMapToolStop); this.m_overviewMapControl.MapTools.Add(omt); this.m_overviewMapControl.MapTools.CurrentTool = omt.Name; if(table == null) { this.m_overviewMapControl.Map.Load(new MapInfo.Mapping.MapTableLoader(m_mainMapControl.Map.Layers.GetTableEnumerator())); MapInfo.Data.TableInfo ti = MapInfo.Data.TableInfoFactory.CreateTemp("temp_overview"); MapInfo.Data.TableSessionInfo tsi = new MapInfo.Data.TableSessionInfo(); table = MapInfo.Engine.Session.Current.Catalog.CreateTable(ti); MapInfo.Mapping.FeatureLayer fl = new MapInfo.Mapping.FeatureLayer(table); m_overviewMapControl.Map.Layers.Insert(0,fl); } } } protected void MainMapControl_PreRender(object sender, EventArgs e) { DRect dr = this.m_mainMapControl.Map.Bounds; FeatureGeometry fg = new MapInfo.Geometry.Rectangle(m_mainMapControl.Map.GetDisplayCoordSys(),dr); MapInfo.Styles.SimpleLineStyle sls = new MapInfo.Styles.SimpleLineStyle(new LineWidth(2,LineWidthUnit.Pixel),2,Color.Red); MapInfo.Styles.SimpleInterior si = new MapInfo.Styles.SimpleInterior(1); MapInfo.Styles.AreaStyle arst = new MapInfo.Styles.AreaStyle(sls,si); // MapInfo.Styles.CompositeStyle cs = new MapInfo.Styles.CompositeStyle(arst,null,null,null); MapInfo.Styles.CompositeStyle cs = new MapInfo.Styles.CompositeStyle(arst); MapInfo.Data.Feature f = new Feature(fg,arst); MapInfo.Data.Table table = MapInfo.Engine.Session.Current.Catalog.GetTable("temp_overview"); (table as ITableFeatureCollection).Clear(); table.InsertFeature(f); m_overviewMapControl.Map.Layers["temp_overview"].Invalidate(); //table.Refresh(); } private void omt_OverviewMapToolStop(object sender, OverviewMapToolEventArgs e) { DPoint dp1,dp2; System.Drawing.Point[] points = e.Points; m_overviewMapControl.Map.DisplayTransform.FromDisplay(points[0],out dp1); m_overviewMapControl.Map.DisplayTransform.FromDisplay(points[1],out dp2); // OverviewMapTool omt = (OverviewMapTool)this.MapControl2.MapTools[MapControl2.MapTools.Count-1]; // MapInfo.Geometry.DPoint dp1 = omt.Point1; // MapInfo.Geometry.DPoint dp2 = omt.Point2; // System.Drawing.Point p1,p2; // MapControl2.Map.DisplayTransform.ToDisplay(dp1,out p1); // MapControl2.Map.DisplayTransform.ToDisplay(dp2,out p2); if(Math.Min(Math.Abs(points[0].X-points[1].X),Math.Abs(points[0].Y-points[1].Y))<5) { m_mainMapControl.Map.Center = dp1; } else { MapInfo.Geometry.DRect rect = new DRect(dp1,dp2); m_mainMapControl.Map.SetView(rect,m_mainMapControl.Map.GetDisplayCoordSys()); } } }

标签：Map,MapXtrme,asp,MapInfo,System,points,net,public,string
来源： https://www.cnblogs.com/devgis/p/16418571.html

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两个类对MapXtrme asp.net鹰眼功能进行了完全的封装