组件式GIS-实验报告

实验十一SuperGridView控件组件式GIS实验报告册二零一三年

实验报告1GIS基本功能设计地点：时间：节次：实验目的安装配置组件式GIS开发环境设计GIS基本功能实验内容实验01SuperMapObjects安装,开发环境VS2010安装实验02地图浏览功能设计实验03量算设计实验04基本查询设计实验05空间查询设计实验结果实验01SuperMapObjects安装,开发环境VS2010安装结果:在VS2010C#开发环境下建立的第一个项目，在设计窗体上添加SuperMapObjects核心控件后，整个设计环境的截图。截图：实验02地图浏览功能设计设计的地图浏览功能及其代码：privatevoidForm1_Load(objectsender,EventArgse){axSuperMap1.Connect(axSuperWorkspace1.CtlHandle);StringstrSpaceFileName;strSpaceFileName=@"E:\Myproject\world.smw";axSuperWorkspace1.Open(strSpaceFileName,"");axSuperMap1.OpenMap("世界地图");}privatevoidbuttton1_Click(objectsender,EventArgse){this.axSuperMap1.Action=SuperMapLib.seAction.scaPan;}privatevoidbutton1_Click(objectsender,EventArgse){axSuperMap1.Action=SuperMapLib.seAction.scaZoomOut;}privatevoidbutton2_Click(objectsender,EventArgse){axSuperMap1.Action=SuperMapLib.seAction.scaZoomIn;}privatevoidbutton3_Click(objectsender,EventArgse){axSuperMap1.Action=SuperMapLib.seAction.scaZoomFree;}privatevoidbutton4_Click(objectsender,EventArgse){this.axSuperMap1.ViewEntire();}系统运行截图：实验03量算设计坐标、距离、面积、方位角等量算功能代码：stringtemp；privatevoidtoolStripButton1_Click(objectsender,EventArgse){temp="A";this.axSuperMap1.Action=seAction.scaTrackPoint;}privatevoidtoolStripButton2_Click(objectsender,EventArgse){temp="B";axSuperMap1.TrackingLayer.ClearEvents();axSuperMap1.TrackingLayer.Refresh();axSuperMap1.Action=SuperMapLib.seAction.scaTrackPolyline;}privatevoidtoolStripButton3_Click(objectsender,EventArgse){temp="C";axSuperMap1.TrackingLayer.ClearEvents();axSuperMap1.TrackingLayer.Refresh();axSuperMap1.Action=SuperMapLib.seAction.scaTrackPolygon;}privatevoidtoolStripButton4_Click(objectsender,EventArgse){temp="D";axSuperMap1.TrackingLayer.ClearEvents();axSuperMap1.TrackingLayer.Refresh();axSuperMap1.Action=SuperMapLib.seAction.scaTrackPolyline;}privatevoidaxSuperMap1_Tracking(objectsender,AxSuperMapLib._DSuperMapEvents_TrackingEvente){stringstrCoordinateUnit;strCoordinateUnit=this.axSuperWorkspace1.Datasources[1].PJCoordSys.CoordUnits.ToString();switch(temp){case"A":this.toolStripStatusLabel1.Text="x:"+Math.Round(e.x,4).ToString()+strCoordinateUnit+""+"y:"+Math.Round(e.y,4).ToString()+strCoordinateUnit;break;case"B":this.toolStripStatusLabel2.Text="当前长度:"+e.dCurrentLength.ToString()+"总长度:"+e.dTotalLength.ToString();break;case"C":this.toolStripStatusLabel3.Text="总面积:"+e.dTotalArea.ToString();break;case"D":this.toolStripStatusLabel4.Text="方位角:"+e.dCurrentAngle.ToString();break;}}面积量算截图：实验04基本查询设计图查属性代码：privatevoidbutton5_Click(objectsender,EventArgse){this.axSuperMap1.Action=seAction.scaSelect;}privatevoidaxSuperMap1_GeometrySelected(objectsender,AxSuperMapLib._DSuperMapEvents_GeometrySelectedEvente){soSelectionobjSel;soRecordsetobjRecordset;StringstrValue;objSel=axSuperMap1.selection;if(objSel.Count!=0){objRecordset=objSel.ToRecordset(false);objRecordset.MoveFirst();strValue=objRecordset.GetFieldValue("Capital").ToString();MessageBox.Show(strValue,"");}}属性查图代码：privatevoidbutton6_Click(objectsender,EventArgse){stringstrQueryTxt;soDatasetobjDt;soDatasetVectorobjDtv;soRecordsetobjRd;DoubledRatio;dRatio=2;objDt=this.axSuperWorkspace1.Datasources["World"].Datasets["Countries"];objDtv=(SuperMapLib.soDatasetVector)objDt;strQueryTxt="Countrylike'*"+this.textBox1.Text+"*'";objRd=objDtv.Query(strQueryTxt,true,null,"");this.axSuperMap1.selection.FromRecordset(objRd);this.axSuperMap1.EnsureVisibleRecordset(objRd,dRatio);this.axSuperMap1.Refresh();}图查属性截图：属性查图截图：实验05空间查询设计空间查询算子基本查询模式：scsExtentOverlap、scsLinCross、scsContaining、scsContainedBy、scsOverlap、scsDisjoint、scsTouch、scsIdentical、scsAreaIntersect常用查询模式：scsCentroidInPolygon、scsCommonPoint、scsCommonLine组合查询模式：scsContainedByNoEdgeTouch、scsContainingNoEdgeTouch、scsContainOrOverlap、scsPointInPolygon、scsTouchNoCross、scsCommonLineOrOverlap、scsCommonPointOrLineCross、scsEdgeTouchOrAreaIntersect、scsAreaIntersectNoEdgeTouch空间查询功能代码：privatevoidbutton7_Click(objectsender,EventArgse){axSuperMap1.TrackingLayer.ClearEvents();axSuperMap1.selection.RemoveAll();axSuperMap1.TrackingLayer.Refresh();this.axSuperMap1.Action=seAction.scaTrackPolyline;}privatevoidaxSuperMap1_Tracked(objectsender,EventArgse){soGeometryobjSearchGeo=axSuperMap1.TrackedGeometry;if(objSearchGeo==null){MessageBox.Show("未获得用于搜索的对象","提示");return;}soStyleobjStyle=newsoStyleClass();objStyle.PenColor=(uint)ColorTranslator.ToOle(Color.Red);axSuperMap1.TrackingLayer.AddEvent(objSearchGeo,objStyle,"");soDatasetVectorobjDtv;objDtv=(SuperMapLib.soDatasetVector)axSuperWorkspace1.Datasources["World"].Datasets["Countries"];soRecordsetobjSearchRd=null;objSearchRd=objDtv.QueryEx(objSearchGeo,seSpatialQueryMode.scsLineCross,"");if(objSearchRd.RecordCount==0){MessageBox.Show("没有找