Also,I want to know how ol know the layers can be overlayed or not.<br><br><a href="http://openlayers.org/dev/examples/layerswitcher.html">http://openlayers.org/dev/examples/layerswitcher.html</a><br><br>This is the layerswithcer control exmaple,how did ol know where to use the check box or radio button?<br>
<br><div class="gmail_quote">2011/12/15 maven apache <span dir="ltr"><<a href="mailto:apachemaven0@gmail.com">apachemaven0@gmail.com</a>></span><br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
It seems that,there is no maptype related.<div class="HOEnZb"><div class="h5"><br><br><div class="gmail_quote">2011/12/15 Andreas Hocevar <span dir="ltr"><<a href="mailto:ahocevar@opengeo.org" target="_blank">ahocevar@opengeo.org</a>></span><br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
Maybe you find UML diagrams helpful: <a href="http://trac.osgeo.org/openlayers/wiki/UML" target="_blank">http://trac.osgeo.org/openlayers/wiki/UML</a><br>
<br>
Andreas.<br>
<div><div><br>
On Thu, Dec 15, 2011 at 12:34 PM, maven apache <<a href="mailto:apachemaven0@gmail.com" target="_blank">apachemaven0@gmail.com</a>> wrote:<br>
> Hi:<br>
><br>
> I want to know if there is any document about the concepts and 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>
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><br>
<span><font color="#888888"><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>
</font></span></blockquote></div><br>
</div></div></blockquote></div><br>