[OpenLayers-Users] map related concepts in openlayer

maven apache apachemaven0 at gmail.com
Sat Dec 17 04:21:19 EST 2011


Hi, Andreas Hocevar:

Thanks for your attention,however you may misunderstand me .

I want the layerswitcher change the layer in this manner:

http://i.stack.imgur.com/PNRHC.png

Thanks.

在 2011年12月17日 下午4:08,Andreas Hocevar <ahocevar at opengeo.org>写道:

> 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.
>> 在 2011-12-15 晚上9:35,"Andreas Hocevar" <ahocevar at opengeo.org>写道:
>>
>>> 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.
>>>
>>
>> _______________________________________________
>> Users mailing list
>> Users at lists.osgeo.org
>> http://lists.osgeo.org/mailman/listinfo/openlayers-users
>>
>>
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