openlayers技術(shù)開發(fā)文檔

1、1 / 9URLJ如何多個(gè)矢量圖利用數(shù)據(jù)庫查詢數(shù)據(jù)的方式展示GeoserverGeoserver單個(gè)圖層發(fā)布基于菜鳥的教程，高手勿噴，新建Workspaces【工作空間，決定了你調(diào)用自己數(shù)據(jù)庫訪問地圖數(shù)據(jù)的Edit WorkspaceEdit exsting workspjceFlameoraRasteroraRasterNamespaceNamespace UR1UR1httphttp /fekyg/fekyg comcomTlie navies p 日匸巳 tin a 550th is AforkspaceDefuJtDefuJt WorkspaceWorkspace叼SettingsEn

2、abled例如:Namespace URI就是決定你下一步調(diào)用的地圖的URL.Default workspace是否設(shè)置為默認(rèn)的工作空間新建Stores【資源庫】這個(gè)東西，決定了你訪問的方式， 例如連接oracle數(shù)據(jù)的2 / 9New data sourcECioose the type QF data ourte YQU wish t(j configureVector Data Sources口 Directory of spatisl R粗5 (shjpenles) - Takes a directory of shapefiles snd exposes it 齊廿 dat stor

3、e dl Oracte NG * Oracle Database口 Dnace NG (JHDI) -Datable QHDI)(j Onde NG OCD - Oide D&tabasE ()Q PostGIS - PoetGIS Database1 PostGIS (JNDI) PostGIS Database (JNDJ)- Alloivs acS5 8 hva Propfirty 刑帖 containing Featur& informationShapefile - ESRI(trn) Sliapefies (*-shp)B ?/eb Feattre Server * The WFS

4、 Data Store represe nts a connection to a 也電 b Feature Server. This conne pubilished by the serverr and the ability to perform transactions on tie server (when supported allovded).Raster Data SourcesS ArcGrid - Arc Grid Coverage Format% GeoTIFF - Tagged Image File Fermat with Geographic infoimation9

5、 Gtopo3Q - GtopoJO Coverage Format9 Innagehosaic - Image mosaicking pluginS WorkJlmage - A raster file accompanied by a data fileOther Data SourcesJJ ./IS - Cascades a remote ?;eb Map Service這個(gè)geoserver本身是沒有附帶到本身的lib內(nèi)，下載的地址可以在谷歌搜索【gt-jdbc-oracle】不建議使用百度搜索【記住版本要對(duì)應(yīng)，需自 查】這是谷歌搜索的結(jié)果3 / 9主機(jī)P端號(hào)數(shù)據(jù)庫實(shí)例Connect

6、ion Parameters hast192168 1.2port1521database *bitiema此處介紹下Stores的鏈接參數(shù)Workspace *讓命名，請(qǐng)勿http:/連接USEE andpwd Expose prmiy keys.4 / 95 / 9新建Layers【你訪問資源庫里面那個(gè)資源】Edit LayerEd匚data 己nd publishingora Raster: DAO_LUConfigure the r&iource and publishing information f&r the current ByerPublishingDimensionsTil

7、e CachingBcisic Resource InfoNameKeywordsCurrent Keywords DAO_LLT features6 / 9Bounding BoxesNative Bounding BoxMin xMin YMax xMax Y304.530.55242(3,270,319000581748.997.1883973 3.833.546.495033Compute frorr dataLat/Lon Botnding BoxMin X啊油VMaxXMaxY-61.5011932824；29 474621426214-56.66278063130；34.6332

8、45404189Compute frorr native boundsfeature Type )etailsPropertyIDTVpe BigDedmalHillabletrueMun/Max Occurentes0/1忙 STYLEStringtrue0/1GEOLOCGeometrytrue0/1Reload feature tvne 上面的 Declared SRS因?yàn)槲业牡貓D格式是EPSG:2002 ，所以采用的是 2010，采用 EPSG:4326,導(dǎo)致我附加的樣式，不能顯示，希望各位引以為戒，導(dǎo)入數(shù)據(jù)庫圖的時(shí)候，先看看SRS標(biāo)準(zhǔn)是什么。i il i!Declared SRSEP

9、SG：2010Find . EP5G:MERS handlingNative SRSD27(CGQ77J / SCoPQ zone 斗Force dedand7 / 9DataPublishingDmensiorisTie Each ingEdit l_averNameDAOJ.UH H EnabledEnabled0 0 AdvertisedAdvertisedHTTP Settings FlecponFlecpon CacheCache HeadersHeadersCa-die Time (seconds)WFS SettingsPer-Request Feature Limit0Maxi

10、mum number of decimals0WMS Settings0 Queryabledefault Styledaodao luluv vF面是訪問后的地圖8 / 9ScaleScale = = 1 1 ： 8M8M95S224.83876,95S224.83876, 3573934.699933573934.69993默認(rèn)的應(yīng)該是黑色線條單個(gè)的就介紹到這里，網(wǎng)上很多例子，也可以找我私聊，群號(hào)154260284GerserverGerserver單個(gè)圖層組的發(fā)布基于上面的，前面的兩個(gè)步驟，我就不解釋了，為什么要寫下面的例子呢，是因?yàn)槎鄠€(gè)圖層訪問，會(huì)導(dǎo)致JVM虛擬內(nèi)存過大，我一次使用了1

11、3個(gè)地圖，疊加顯示，JVM死掉，所以采用下面的方法。Data3S|3S| PreviewPreviewuiui WorkspacesWorkspacesI I d d StoresStores.- La*電苗|MM StylesStylesCiTwinnrw為什么使用這個(gè)，因?yàn)檫@個(gè)效率高，瀏覽的效果也好。9 / 9如下圖所示： 全省GIS地圖:e JW IE E & O DeflAn niCBJfli： MRoat idU陰甲弋沏*它1use irrpe-Earte gm mr已弓【矍.申也禪摘:毘塔桿，微氣象數(shù)據(jù)展示。那個(gè)微氣象是動(dòng)態(tài)的哦，不是靜態(tài)的，很漂亮，可惜靜態(tài)圖看不出效果待地1B4H 31.73619 :周過環(huán)臨:居民區(qū)周邊氣凰攝氏空10 / 9nar/i