[OpenLayers-Users] map related concepts in openlayer

[Andreas Hocevar]

Ok, you're looking for the isBaseLayer option. It can be set as
configuration option on a layer, and will cause the layer to become part of
the baseLayer collection. And this is the only layer collection on the
library level. Members of this collection are mutually exclusive, so only
one can be visible at a time.

Andreas.
On Dec 17, 2011 7:42 AM, "maven apache" <apachemaven0 at gmail.com> wrote:

> 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.
> ÔÚ 2011-12-15 ÍíÉÏ9:35£¬"Andreas Hocevar" <ahocevar at opengeo.org>дµÀ£º
>
>> Maybe you're looking for something else than OpenLayers? OpenLayers
>> does not have the concept of a maptype.
>>
>> Andreas.
>>
>> On Thu, Dec 15, 2011 at 2:21 PM, maven apache <apachemaven0 at gmail.com>
>> wrote:
>> > It seems that,there is no maptype related.
>> >
>> > 2011/12/15 Andreas Hocevar <ahocevar at opengeo.org>
>> >>
>> >> Maybe you find UML diagrams helpful:
>> >> http://trac.osgeo.org/openlayers/wiki/UML
>> >>
>> >> Andreas.
>> >>
>> >> On Thu, Dec 15, 2011 at 12:34 PM, maven apache <apachemaven0 at gmail.com
>> >
>> >> wrote:
>> >> > Hi:
>> >> >
>> >> > I want to know if there is any document about the concepts and
>> >> > relationship
>> >> > between the map/maptype/layers/overlay ?
>> >> >
>> >> > I thinks sometime it is necessary if we want to do some customzation.
>> >> >
>> >> > I have read the doc from ol.org,but the api document is simple.
>> >> >
>> >> > Any complete documents?
>> >> >
>> >> > Thanks.
>> >> >
>> >> > _______________________________________________
>> >> > Users mailing list
>> >> > Users at lists.osgeo.org
>> >> > http://lists.osgeo.org/mailman/listinfo/openlayers-users
>> >> >
>> >>
>> >>
>> >>
>> >> --
>> >> Andreas Hocevar
>> >> OpenGeo - http://opengeo.org/
>> >> Expert service straight from the developers.
>> >
>> >
>>
>>
>>
>> --
>> Andreas Hocevar
>> OpenGeo - http://opengeo.org/
>> Expert service straight from the developers.
>>
>
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