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		<title><![CDATA[Latest posts for the topic "Getting Data based upon zoomLevel"]]></title>
		<link>http://forum.geonames.org/gforum/posts/list/4.page</link>
		<description><![CDATA[Latest messages posted in the topic "Getting Data based upon zoomLevel"]]></description>
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				<title>Getting Data based upon zoomLevel</title>
				<description><![CDATA[ Hey I am struggling with a bit with a problem.  I want  to divide a world-map into 5  zoom levels.

1. Earth/continents (CONT,AREA)
Service returns earth and continents

2) country(ADM1,PCLF,PCLI)
Service returns countries (within a boundingbox)

3) County(ADM2)
Service returns counties (within a boundingbox)

4) City(ADM3,PPL)
Service returns cities  (within a boundingbox)

5) Neighbourhood /place(PPLX,PPLA2,PPLA,PPLA3,PPLQ,PPLA4,PPLC)
Service returns places  (within a boundingbox)


I was thinking of using the Search feature for this, since it got a  boundingbox feature. But I have following questions


1) What does the search parameter east,west,north,south means, is it (lng,lng,lat,lat)?

2) Is it on purpose the boundingbox feature is not exposed in the Java client lib?

3) Which featurecodes should I use on the different levels, for the best result?  (I wrote the one I have now in parentheses)

Thankyou

Oliver Billing

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				<guid isPermaLink="true">http://forum.geonames.org/gforum/posts/list/3968.page#11801</guid>
				<link>http://forum.geonames.org/gforum/posts/list/3968.page#11801</link>
				<pubDate><![CDATA[Wed, 15 Aug 2012 06:12:52]]> GMT</pubDate>
				<author><![CDATA[ oliverdb]]></author>
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			<item>
				<title>Re:Getting Data based upon zoomLevel</title>
				<description><![CDATA[ Hi @oliverdb,

Did you manage to find an answer to your question ?

I think that I am facing the same need.

The difference is that I am trying to display different level of details according to the zoom level, but only by reading the geonames downloadable files (from http://download.geonames.org/export/dump/), not using any other services.

Do you think it's possible ? Do you think the 'adminN code' and 'dem' fields could be used for doing that ?

]]></description>
				<guid isPermaLink="true">http://forum.geonames.org/gforum/posts/list/3968.page#12220</guid>
				<link>http://forum.geonames.org/gforum/posts/list/3968.page#12220</link>
				<pubDate><![CDATA[Thu, 7 Feb 2013 22:05:27]]> GMT</pubDate>
				<author><![CDATA[ daishi]]></author>
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