MapX培训教程ppt课件

MapX培训教程,1,MapX培训教程,MapX培训教程,2,今天的内容,MapX概述MapX基本概念(Map/Layer/Tools)图层集(Layers)工具集(Tools)SelectionsandFeatures,MapX培训教程,3,查找(Find)数据集(DataSets)专题图(Themes)对象编辑(ObjectEditing)地图输出(ExportingMaps),今天的内容,MapX培训教程,4,1MapX概述,MapX培训教程,5,什么是MapX?,MapX是MapInfo公司的地图化的ActiveX,在使用面向对象语言（如：VB,VC+,Delphi,PB）开发的应用中嵌入MapX可以使您的应用具有强大的地图功能。MapX提供了各种属性、方法和事件，实现对地图数据的各种操作。,MapX培训教程,6,Buzzwords,MapX,Method,ComponentBasedProgramming,Properties,ObjectOriented,Object,Collection,Events,DataBinding,ActiveX,GeoSet,GPS,MapX培训教程,7,Object基本术语,对象Object-Athing.Something.Anything.属性Property-Anadjectivethatdescribesanobject.方法Method-Anactionthatanobjectcando.集合Collection-Agroupofsimilarobjects.事件Event-Areactionanobjectmakestocertainstimuli.,MapX培训教程,8,ObjectQuickview,Note:ThisisNOTtheentireobjectdiagram,MapX培训教程,9,2MapX基本概念,MapX培训教程,10,地图对象Map,所有对象的基础EverythingisoffofthisobjectMapsarethebasicbuildingblocksforMapX.Eachmapisdefinedby(atminimum)aLayerscollection,MapX培训教程,11,地图对象属性(MapProperties),AnnotationsAreaUnitAutoRedrawBoundsCenterXCenterYCurrentToolDataSetDataSetGeoFieldDataSetsDataSetThemeDefaultStyleDisplayCoordSysDefaultConversionResolution,ExportSelectionFeatureFactoryGeoDictionaryGeosetGeosetsGeoSetWidthhWndLayersMapPaperHeightMapPaperWidthMapUnitMaxSearchTime,MousePointerNumericCoordSysPaperUnitPreferCompactLegendsRotationSelectionStyleTitleTitleTextVersionZoom,LotstoChooseFrom!,MapX培训教程,12,CenterX,CenterY,Zoom,控制地图显示的三个要素ControlswhatpartofthemapisshowingCenterX=Longitude(Xcoord)CenterY=Latitude(Ycoord)Zoom=Howmanymiles(km,ft,etc)arebeingdisplayedacrossthemap,X,Y,MapX培训教程,13,CurrentTool当前工具,Setswhattooltheuserhasintheirhands预定义工具Manypre-definedtools,including:ZoomIn/OutLabelRadiusSelectPanTool自定义工具Youalsohavetheabilitytocreatecustomdefinedtools,MapX培训教程,14,MapXMethods,AboutBoxClipLineClipLineVConvertCoordConvertCoordVCreateCustomToolDistance,ExportMapIsPointVisiblePrintMapPropertyPageRefreshSetSizeZoomTo,METHODS,MapX培训教程,15,ConvertCoord,Convertbetweenscreencoordinatesandgeographiccoordinates(eitherdirection)UsefulfordealingwithMouse_Moveevents,METHODS,MapX培训教程,16,Distance,Computesdistancegiventwopairsofgeographiccoordinates,METHODS,MapX培训教程,17,ZoomTo,SetstheCenterX,CenterYandZoompropertieswithonemethod,METHODS,MapX培训教程,18,MapX事件（Events）,AnnotationAddedAnnotationChangedClickDataMismatchDrawUserLayerErrorMapViewChangedMouseDownThemeModifyRequested,MouseMoveMouseUpPolyToolUsedRequestDataResolveDataBindSelectionChangedToolUsed,EVENTS,MapX培训教程,19,MapInfoterminologyupdate,MapX培训教程,20,Annotations,AcollectionoftextandsymbolsSitontopofalllayersSimilartoamapscosmeticlayerinMapInfoProfessional,MapX培训教程,21,Geosets,MapX培训教程,22,GeoSet,AcollectionofLayersandsettingsforeachlayerSimilartoaMapInfoProworkspaceMapXincludesGeosetManager.exeutilitytomanipulategeosets,MapX培训教程,23,WhatisaGeoset?,描述地图属性的文本文件类似于MapInfoProworkspace在geoset中设置每一层地图的属性Throughtagsin*.gstfileIfatagisabsent,MapXusesdefaultvalueLookinMapXhelpforlistofallavailabletags,MapX培训教程,24,Geoset,!GEOSET!VERSION100begin_metadataGEOSETNAME=”SalesAreaGEOSETCENTER=137.69,38.256GEOSETZOOMLEVEL=1800GEOSETPROJECTION=1,0TABLERegions.tabFILE=Regions.tabTABLERegions.tabISVISIBLE=TRUETABLERegions.tabAUTOLABEL=TRUETABLERegions.tabZOOMMIN=300TABLERegions.tabZOOMMAX=800TABLERegions.tabDISPLAYPENLINESTYLE=2TABLERegions.tabDISPLAYPENLINEWIDTH=1TABLERegions.tabDISPLAYPENCOLOR=16711680end_metadata,MapX培训教程,25,创建/编辑GeoSets,UseGeosetManager.exeMakesuretogiveeachgeosetauniquename,MapX培训教程,26,ChangingGeosets,AtDesignTime(PropertyPage)Map1.Geoset=“UnitedStates”*.gstmustbeinsamedirectoryasGeoDictionarym_ctrlMapX.SetGeoset(“us.gst”)Map1.Layers(1).LoadGeosetLayers(“us.gst”)DuringAutomatching,MapX培训教程,27,GeoDictionary,MapX培训教程,28,GeoDictionary,SeehelptopicinMapX3.5Containslistofregisteredtablestouseduringautomaticdatabinding(automatching).Map.GeoDictionary=“GeoDictionary”HKEY_LOCAL_MACHINESoftwareMapInfoMapX3.0GeoDictionary=“c:programfilesmapinfomapxmapsgeodict.dct”,MapX培训教程,29,GeoDictionaryContents,ForeachregisteredfileUserfriendlynameListofindexedfieldsRefiningtablenameListofGeoset,MapX培训教程,30,Migm30.exe(GeodictionaryManager),MapX培训教程,31,CommandLineParameters,Usefulforregisteringtablesduringaninstallprogrammigm30.exetablepath|geosetpath|tablepath/geoset=geosetfile/remove,MapX培训教程,32,CommandLineParameters,SeehelptopicinMapX3.5!,MapX培训教程,33,Sample2,Annotations,Add,ModifyandRemoveChangeMapView-MapobjectpropertiesandmethodsLoadGeoset-switchbetweendifferentgeosets,MapX培训教程,34,3图层对象（Layers）,MapX培训教程,35,Layers,AcollectionofLayerObjectsMuchliketransparenciesonanoverheadEachlayerhasitsownattributesLabelsZoomLayeringStyleOverrideVisibilitySelectablility,MapX培训教程,36,Regions,Lines,Points,Text,PacificOcean,MapX培训教程,37,LayersMethods,AddAddaMapInfomaplayertothelayerscollectionRemoveRemovesalayerfromthecollectionMoveRepositionsalayerwithinthecollection,MapX培训教程,38,LayersMethods,CreateLayerCreateanewMapInfotableandaddittomapLayersDlgDisplaysabuilt-in“LayerControl”dialogtomanipulatethelayers,MapX培训教程,39,Sample3,LayerControlDialogModifypartofpropertiesofaLayerAddaUserDrawLayer,MapX培训教程,40,4UserTools,MapX培训教程,41,ToolUsed,AneventthatisfiredafterauserreleasesthemousebuttonfromatoolsuseYoucanfindoutinformationsuchas:WhattoolwasusedWhereuserclickedmousebuttonWhereuserreleasedmousebuttonDistancebetweenpoints,EVENTS,MapX培训教程,42,Sample4,MorestandardselecttoolsAcustomtooltoshowtheX-Ycoordinateofthecursor,MapX培训教程,43,5SelectionsandFeatures,MapX培训教程,44,Selections,AcollectionofFeatureobjectsCreated:WhenuserclickswithaselectiontoolBymeansofthevariousselectmethodsMapXautomaticallyhighlightsallselectedfeaturesEachlayerobjecthasitsownSelectioncollection,MapX培训教程,45,FeaturesCollection,AcollectionofFeatureobjects,createdbymethodsofthefeaturesobjectSimilartotheselectionobject,except:Thefeaturesdonotgethigh-litEachlayerobjectmayhavemultiplefeaturescollections,MapX培训教程,46,SelectAllClearSelectionSelectByPointSelectByRadiusSelectByRectangleSelectByRegion,AllFeaturesNoFeaturesSearchAtPointSearchWithinDistanceSearchWithinRectangleSearchWithinFeature,SelectionMethods,FeatureMethods,Feature/SelectionMethods,MapX培训教程,47,Sample5,SearchWithinDistanceSearchWithinFeature-SearchDealersexampleSelectByRectangleSelectByRegion,MapX培训教程,48,6Find,MapX培训教程,49,Find,FindallowsyoutolocateitemsonamapThelayeryouaresearchingmusthaveanindexedcolumninorderforyoutoutilizethefindmethod,MapX培训教程,50,FindTerminology,FindFeatureObjectisreturnedbythesearchmethodofthefindobjectARefiningBoundaryisusedtodistinguishbetweenmultiplefeatureswiththesamenameResultCodesprovideinformationontheFindObject,MapX培训教程,51,Sample6,AFindexaple-FinddealerswithinDistancennnofacityofastate,MapX培训教程,52,7Datasets,MapX培训教程,53,DataBinding,MapX培训教程,54,DataBinding,MapX培训教程,55,DataBinding,AwayoftyingdatafromanexternalsourcetothemapCreatesaDATASETwhendataisboundtoaMapXmaplayerWhy?ThememapsQueryinformationSummarizationofdatageographically,MapX培训教程,56,DataTypesYouMayUse,DataAccessObjectRecordset(DAO)OpenDataBaseConnectivity(ODBC)datasourceLotusNotesDelphiNativeDataSourceVBDataControl&RemoteDataControlMapInfoTable,MapX培训教程,57,DataBinding,Whenmatchingrecordsinthedatabasewithfeaturesonthemap,youmayspecifythematchorletMapXchooseusingtheGeoDictionaryGeodictionary-Maintainsinformationaboutmaplayersandtheirreferencingcapabilities,MapX培训教程,58,OR,DataBinding,MapX培训教程,59,ThreeTypesofDatabinding,NormalBinddatatoexistingmapfeaturesXYBindRequiresuseofBindLayerobjectCreatessymbolsontheflyfromlong/latcoordinatesalreadyinyourdatabasePointRefRequiresuseofBindLayerobjectCreatessymbolsontheflybymatchinggeographicinformationinyourdatabaseagainstfeaturesonanexistingmaplayer,MapX培训教程,60,BindLayerObject,UsedasaparametertotheDatasets.addmethodSpecifieshowtocreatenewsymbolsfromyourdataMustbeabletogeo-referencedataNeedsLongitudeandLatitudeORAfieldthatcanbematchedupagainstamaplayer(zipcode,city,district,etc),MapX培训教程,61,BindLayerObjectProperties,CoordSysKeyLengthLayerNameLayerTypeRefColumn1RefColumn2ReferenceLayer,MapX培训教程,62,CachedDataBinding,AggregationdonebyMapXDatacachedbyMapXInitialloadtimeonDatasets.AddFastredraw&thematicsBogsdownforverylargedatasets,MapX培训教程,63,“Normal”DataBinding,DatasourceFieldsaggregatedandattachedtoanexistingmaplayerYoucanspecifyKeyFieldand/orLayerORMapXcandetermineKeyFieldand/orLayer,MapX培训教程,64,X-YDataBinding,DatasourcealreadycontainsX&YcoordinatesYouspecifyX,YandKeyFieldsviaBindLayerobjectNewpointlayeriscreatedRemainingdatasourcefieldsareboundtothenewlayerasadataset,MapX培训教程,65,PointReferenceBinding,DatasourcecontainsgeographickeysuchaszipcodeYouspecifykeyFieldandReferencelayerviaBindLayerobjectNewpointlayeriscreatedwithapointforeachrowinthedatasourceRemainingdatasourcefieldsareboundtothenewlayerasadataset,MapX培训教程,66,DynamicDataBinding,AggregationdonebyDatasourceDatafetchedwhenneededbyMapXNoinitialwaitonDatasets.AddRedrawspeeddependantonDatasourcespeedDataisrequestedbyGeographicKeyCanhandleverylargedatasetsXYandPointreferencebindsarenotsupported,MapX培训教程,67,CustomDatasetTypes,COMBasedStandardextensiblearchitectureInstall,Register,andGoDocumentedinHelpFileExamplesNotesODBCDelphi,MapX培训教程,68,DataBindingDemo,DynamicvsNormalX-YandPointRefUsesODBCDatasetC+codesamples(usesC+wrappers),MapX培训教程,69,Sample7,5examplesofDataBindingofdatatype:DAO,ODBC,SetLayer,GlobalHandle,andUnboundAndofbindingtypeofnormal,X-Ypoint,andpointreference,MapX培训教程,70,8Themes,MapX培训教程,71,专题图（Themes）,Thematicmappingistheprocessofshadingyourmapbasedonyourdata.AvaluabledatavisualizationtoolManyexamplesHighIncomeareasPopulationDistributionRainfallmapsSalesdistributionmaps,MapX培训教程,72,TypesofThemes,RangesPieChartBarChartGraduatedSymbolDotDensityIndividualValue,Thesethemesmaybe“layered”ontopofoneanother,MapX培训教程,73,MapX培训教程,74,CreatingThemes,AThemehangsoffofadatasetintheobjectmodelYouaddathemetoadataset,MapX培训教程,75,ManipulatingaTheme,ThemeDlgmethodModifytheThemePropertiesobject,MapX培训教程,76,ModifyThemeDialogsincludedwithMapX,MapX培训教程,77,Legend,ThekeytounderstandingathemeTellswhateachstyleonthemapmeansdata-wiseYoumaymodifytheLegendbyUsingtheLegendDlgmethod(easiest)ModifyingeachLegendTextobjectindividuallyModifyingtheLegendTitleandSubTitle,MapX培训教程,78,ModifyLegendDialog,MapX培训教程,79,Timetoseethisstuffinaction,MoreoftheVBsampleapp,showing:AddingDatasetsUsingaBindLayerobjectCreatingaTheme,MapX培训教程,80,Sample8,Exampleofthemetypes:RangedBarChartPieCharGraduatedSymbolDotDensityIndividualValue,MapX培训教程,81,9ObjectEditing,MapX培训教程,82,FeatureFactory,Anobjectoffofthemapobjectthatallowsyoutodo:FeatureCreationFeatureManipulation,MapX培训教程,83,FeatureFactoryMethods,BufferFeaturesCombineFeaturesCreateArcCreateCircularRegionCreateEllipticalRegionCreateLineCreateRegion,CreateSymbolCreateTextEraseFeatureIntersectFeaturesIntersectionPointsIntersectionTest,MapX培训教程,84,BufferFeatures,Returnsafeaturerepresenti