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    GISѧϰ˼

    2014-10-24 10:23:22Դ: ٶĿ⡡ߣ

    ժҪ

    ͨGISſγ̵ѧϰԴƪΪѧڵĿγܽĵáƪҪ棬GISѧϰֺGIS˼֡ѧϰҪGISİ˸ģ飬GISĻӰ죬ϵܹͻʵּʵּͷչơ

    GISGISչijһʱεGISƷӦʽҲGISϵµͳơGISܹʵֿռݹֲʽЭͬҵ緢͵ϢӦ÷ȶֹܡGISҲдͳGIS޿ɱƣؿGISӦõҲGISҵķչ͸񾭼õĸţӰ͸ıǵ͹ʽ˿ɹ۵IJƸ;Ч档

    һGISĸ

          GIS缼չƵϢϵͳһ¼缼ӦGISIJһֻOPENGISGISȫı˿ռݵĹģʽHTTPЭ飬˻C/SƣͬſΪserve˷ʹϢݣÿGISûΪһclientͨserveϢнǿûԴ䲢ʾýݣGISеϢҪҪͼλͼʽֵĿռݣûͨԿռݽвѯͷԱһGISϢ޷Ӻͼɡ

          GISй֮֡GISǻһʱضʽļͷֲʽںγɵGISϵͳ

    GISԸЭͲֲͬʽϵGISӦáGISܲ“ģʽ”ܶGISƽ̨GISƽ̨Ŀ벿ҲǰģʽԼӦͬģʽµ

     

    GISĽ϶GISӰ

    ķչGISĽϳΪһơԴܣϢĿתͼдܣ⸺ɼֲܣۺϢ ϵͳɿԡ 

    GISԣһвɼֵϢпռԺͶ̬ԣڶɼϵͳֽ֧пռݹɼģⳣĻרŵĵڿռݣϢɵ񣻵ϵͳ֧ǵϢϵͳҪʹõϢϵͳԿ١ȷۺϵضԸӵĵϵͳпռ䶨λ͹̶̬

    GISĽʹGISԵŵ㣺󽵵GISijɱGISӦøӹ㷺ʹGISҵϣõΪҵGISеWEB GISҳȡ˴ͳGISʹòӼ򵥣GISߣǿ

    ͬʱGISҲȱ㣺ƣӵϢIJѯͷͼϢıѡ

    GISĻ

           GIS绯ص㡣һ棬GISչ¾Ҫ׶ΣרҵʽGIS,GISGISһ棬GIS绯ΪGISģͣ֯洢ģʽ绯ERSI˾geodatabaseģʽǸ͵绯GISģͣoraclesdoģͣarcsdeģ͡

           GISӦ绯ص㡣ȣݹ绯ص㣬绯ݿ⡣ΣGISӦЭͬ绯صҲdzͻ

           GISи㷺ӦͷʷΧϢӲ죬ûGISݻܵķͨͨWEBרõĿͻ˳УûҪķľʵϸڣڱijϽзֲʽĶ̬ϺͿռݵЭͬʵԶ칹ݵĹ

           ϵͳɱͨ͡GISÿͻ˶Ҫ䱸רҵGISûʹõľֻһЩĹܣɼ˷ѡGISøԻն˽ϢɱȫרҵGISҪԼܶ࣬ͬʱάҲ󽵵͡

    ģGISĻ

     ռݴ洢ڹ缼ͨƶλܲм

     ƶ豸ȡݵķʽ֣һΪԤȰѵݷƶ豸ޡһƶ豸ͨHTTPWAPӦЭWEBȻӷϻȡϢƶ豸ͼΣ֣ýȷʽָû

     ƶλGISͨżĽϸǴֱӵĺôƶλ񣬼ΪûṩʱصλϢĿǰƶλ֣GPSλGPSλǵźŴGPSźŽջλϢ豸豸λϢʾƶն豸ֻվλϢֻͨվźţѰҸ3վվٽźŴݴģݴĽƶûǰλãֻ

     м㼼мָͨһֳɱ˴ԽСĶ񣬲ڶ֮ϡͨͼֵСû߼ϵϵڿռϢУǺңݵĴϣܶòдĿǰܲмļƽ̨ʵַʽֱǴͻ;ͻֲʽϵͳֲʽϵͳָɢԶļӶɵĶϵͳиԪ໥Эָͬ߶Ρ

    GISϵܹӦģ

     GISϵṹʽϵṹϵṹ㼰ϵṹģʽڵĵһģʽķչĿͻ/ģʽ/ģʽϵṹGISֳɿͻͷ֣֮ͨһЭ֧ʵϢĽγɿͻģʽͬЭһӦ⡣

     ͻͷרָ̨ǸеĹֵġͻķ໥໥棬໥ҪġͻͨdzûʹõӦϵͳĵ̨̨豸ĹһЭĹ̻ݿ⼰ϵͳɣΪͻṩӲһЩܽϸߵķվ

     ϵṹͻ˿ͻģʽƣ߼ֱֲṹʵ֣Խҵ߼ʾ߼ֿӶͻݷѹϺõƽ⸺أγһµļģʽģʽ⣬ͼʾıʾ߼GISĴ߼ֿʹGISĴ߼ΪûӸϿ˷ȱݡ

    GISĿͻʵּȱ

      ͻWEB GISGISݺGISûؼСGISݺͼ㿪ʼפڷϣûԴӷЩݺͼ㣬ӵ󣬷ݸ㴫ͻ䱾ؼϽдͻӦð3ҪGISHelperGIS ActivexؼGIS JavaApplets

      GISHelperǹڴGISݺ͵ͼIJǴӷصûıؼϣװСGISǶHIMLеGISݣЩGISHTML־Բʶ

      GISǰװڿͻչܵСӦóþΪṩµ޷GIS֧֣ʹĴݡ

      GISHelperGISȽϴӦóǰװûؼϵGIS

      GIS ActivexؼMcrosoftactivexGISؼЩGISؼչHTMLĹܣԱʹܴGISͼݡ

      ӦõWEB GISڷִGIS㣬ִеĽתΪHIMLʽؿͻˡGISݺͼ㲿ڷϣԿͻӦֻڷ˽GIS㣬Ȼ󽫽γΪµмGISݣ͸ͻΪGISǨơӦð3ҪϵͳչactivexGISͻjavaGIS

    ߣGISķʵּȱ

       ӦõWebGISڷִGIS㣬ִеĽתΪHTMLʽһGIF/JPEGͼ񣩷ؿͻˡGISݺGIS㲿ڷϣԿͻӦֻڷ˽GIS㣬Ȼ󽫽γΪµмGISݣ͸ͻΪGISǨơӦð3ҪGISϵͳչActiveXGISͻJavaGIS

        GISϵͳչGISϵͳΪWebGISĽṹͼʾInternetеҪTCP/IPHTTPײΪGISѾGISϵͳмӦ÷WebGISGISеļصȳȡά͹GISϵͳʵGISݴGIS㹦ܡ͵ϵͳеGISȫڷȫͻֻҪDZ׼Webɣǵ͵ͻ/“ģʽGISĺdzGISͼϵͳ˿ǰĿɹGISݡ  ȱ㣺һǶÿͻҪһµGISϵͳʵ̣ⲻ˷ѷϵͳԴҲӰܡȻͨGISԻԣ޷ӸϽ⡣ڶϵͳͿͻĽԷdz/ѡͼҪΪ򵥵ĵʵ֣ӶӰϵͳʹԡ

    activexGIS

    GISڷ˲ActiveXʵֵGISGIS ActiveX

    ActiveXװڲʵϸڲṩϱ׼IJݽӿڣһɶܵijģ顣һ£չܿԷΪ3Σ
    GIS
    GISͼʾռȣ
    ṩӦõĹܣGISϵͳܼ͸ƽȫȣ
    ûûӦûܣϵͳԸҪЩûӣӦ
    ûԴӷصͻˣͨDCOM/ActiveXֱӺͷGISͨţGISܡַĺôʵֿӦϵͳϵͳijɱϵͳܣѭͬActiveX׼ʵ޷ӣϵͳȶԣͻ/“ģʽʹκûԷGISĵϢ⣬ϵͳԲκ֧ActiveX׼ĹߣFrontPageInterDevASPʹ÷dzסȻַֻWindowsƽ̨ʵ֣ĿǰWindowsƽ̨ռ80%гȱ΢ġƷĴESRIMapObjects Internet
    l ServerMapIfoMapXtreme

    javaGIS

    Java ȫ׳ƽ̨һ Internet ̵ѡJava Applet ȴڷˣDZõ.class ֽڴļܶУֻͨ Java AppletViewer Сʹ HTML.class ļǶ HTML СͻҳʱApplet HTML һصͻ˵ʶ Java AppletݵĶ̬Java Applet ʹôǿ˿ͻϵͳĹԡûɸӵꡢ̲ݵĿӻ Web GIS ⣬Ҳ˰ȫԡԺͿάԵȷĹǡ

    Ŀǰ Java Web GIS ϵͳķ֣һǽͻ˲ֲ Java Web GIS ϵͳϵͳϣƶ GIS ռݴЭԼ Java 򽻻Ĺģʵ֣Ŀǰ Web GIS ϵͳõķصϵͳУԴϵͳڣͬʱܱ֤ϵͳнǿͼ͵ռһ̶ʵֿƽ̨Ӧá ESRI ˾ Internet Map ServerGeoSystemsGlobalCorp Map Quest ȡڶַǿͻ˺ͷ˶ Java WebGISҲǴ Java ϵͳ Web GISֿʽ޶ȵط Java ƣǿԳ Java ڷ˺ͿͻΪֲʽӦṩּ֧

    ˣGISķչ

           ˵2090Ǽ£ô21ͳʱɽ磬Ҳ˵ıǵ硣ѲһֵļֶΣݱΪһ־÷ʽ——羭á

        InternetIntranetķٷչGISƽ̨Ѿת磬GISĺôDzԶģڵϢʹռݶ ֡֡ͼκӰʽʾģֻɷ㡢ٺͼʱؽϢ͵ҪĵطȥԷӵϢڹ񾭼ý衢 еáGISһάϵGISGISʹʱҪѯGIS

    ֮żӲر缼ķٷչGISھһάGISʹGISʵʵֿ͹磻ʱ̬GISʹ GISʵûܸ֧֣GISʹGISӹ㷺ܿѸٵṩķΪûGIS άGISʱ̬GISGISδڣGISоȵͷչơ

    ĿǰϢϵͳӦԽԽ㷺ͳѽӽ60 ѸٷչʹGISµı仯GISһеġֲʽġŵġ绯ȫGISչδʮڣGIS ݱ׼ݶάϵͳɻϵͳܻƽ̨绯Ӧữֵ򣩵ķչάGISʱ̬GISGISѾΪ GISչƺоȵ㡣

    άGIS

        GISķչάGISѾ޷ûûҪΪֱۡʵάGISΪʽѯͷý顣άGISGISһ ҪչҲGISоȵ֮һоΧ漰ݿ⡢ͼѧʵȶſѧĿǰѧ߶άGISάṹ άģԼһӦ෽ͼֶΡеάGISУϵͳάӻʵʱεȷȡ˽Ϻõijɹѯ ȽȻǡǡһάGISʵֺӦоʮҪĵλʹάGISи֧Ȼάѯʵȴdzѣ άGISݵIJɼʾϵͳƵȷҪȶάGISӵö࣬Ǽ򵥵Z⡣ЩGISýָ߳ģ ͵ķͱε漰º͵ϵάȻ˹۾ΪֻܽͶӰرٽдַʽʵԶάʽ ݡͼöάϵͳάռķȻڲܾȷطӳʾάϢ⡣

        ĿǰάG1Sоص㼯άݽṹֱģ͡桢״ʵȣơŻʵ֣ԼӻáάϵͳĹܺģƵȷ档

    ʱ̬GIS

        ͳGISʱݣֻʵijʱ̵ʱ䵱һأĶʱ仯Ƚϻұ仯ʷ޹ؽҪʱݸµķʽʱ仯Ӱ졣ȻGIS ʵʱ仯ģGISӦIJӦУʱάΪռؼ뵽GIS

    ţGIS˼

        ΪϢϵͳһרҵΣGISרҵͬ㣬Ҳвͬ㡣ҴſѧĸǴӺ˼⣬⣬ҪѧϣԼĸκһⶼֻһ⣬ǿԴǶȥ濴¾˵ɵdzdz˼ʥ֮ǿߵģȴƽߵĵ·ǿõģȴƽ׷

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    ŲţϢϵͳԭ뷽ӹҵ磬2002.

    Ԫһ.Ϣϵͳ̳̣人人ѧ磬2002.

       вشijڴݸϢ֮Ŀģζͬ۵֤ʵݽο
       Ȩ : վԴ磨Ͷ壩Ȩϵɾ

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