<p>In fact,I mean if there is any concert like the layercollection which may contains more than one layer. And the layerswitcher see the layercollection as radio button and layer as check box.</p>
<div class="gmail_quote">ÔÚ 2011-12-15 ÍíÉÏ9:35£¬"Andreas Hocevar" <<a href="mailto:ahocevar@opengeo.org">ahocevar@opengeo.org</a>>дµÀ£º<br type="attribution"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
Maybe you're looking for something else than OpenLayers? OpenLayers<br>
does not have the concept of a maptype.<br>
<br>
Andreas.<br>
<br>
On Thu, Dec 15, 2011 at 2:21 PM, maven apache <<a href="mailto:apachemaven0@gmail.com">apachemaven0@gmail.com</a>> wrote:<br>
> It seems that,there is no maptype related.<br>
><br>
> 2011/12/15 Andreas Hocevar <<a href="mailto:ahocevar@opengeo.org">ahocevar@opengeo.org</a>><br>
>><br>
>> Maybe you find UML diagrams helpful:<br>
>> <a href="http://trac.osgeo.org/openlayers/wiki/UML" target="_blank">http://trac.osgeo.org/openlayers/wiki/UML</a><br>
>><br>
>> Andreas.<br>
>><br>
>> On Thu, Dec 15, 2011 at 12:34 PM, maven apache <<a href="mailto:apachemaven0@gmail.com">apachemaven0@gmail.com</a>><br>
>> wrote:<br>
>> > Hi:<br>
>> ><br>
>> > I want to know if there is any document about the concepts and<br>
>> > relationship<br>
>> > between the map/maptype/layers/overlay ?<br>
>> ><br>
>> > I thinks sometime it is necessary if we want to do some customzation.<br>
>> ><br>
>> > I have read the doc from <a href="http://ol.org" target="_blank">ol.org</a>,but the api document is simple.<br>
>> ><br>
>> > Any complete documents?<br>
>> ><br>
>> > Thanks.<br>
>> ><br>
>> > _______________________________________________<br>
>> > Users mailing list<br>
>> > <a href="mailto:Users@lists.osgeo.org">Users@lists.osgeo.org</a><br>
>> > <a href="http://lists.osgeo.org/mailman/listinfo/openlayers-users" target="_blank">http://lists.osgeo.org/mailman/listinfo/openlayers-users</a><br>
>> ><br>
>><br>
>><br>
>><br>
>> --<br>
>> Andreas Hocevar<br>
>> OpenGeo - <a href="http://opengeo.org/" target="_blank">http://opengeo.org/</a><br>
>> Expert service straight from the developers.<br>
><br>
><br>
<br>
<br>
<br>
--<br>
Andreas Hocevar<br>
OpenGeo - <a href="http://opengeo.org/" target="_blank">http://opengeo.org/</a><br>
Expert service straight from the developers.<br>
</blockquote></div>