[OpenLayers-Users] Too many layers?

[Martin Davis]

This can be done by creating a new LayerSwitcher control which supports
grouping of layers.  This isn't too hard to do, if you have sufficient JS
and HTML coding abilty.

There's an open pull request for a new LayerSwitcherGroups control that
apparently does this:

https://github.com/openlayers/openlayers/pull/12/

On Wed, Sep 17, 2014 at 10:51 PM, Andreas Forø Tollefsen <
andreasft at gmail.com> wrote:

> Hi,
>
> I am working on a thematic mapping platform showing data at local
> administrative levels.
> I have many layers, so I run into problems (see screenshot:
> http://gisintersect.com/many_layers.png).
>
> Is there any way I can collapse groups of layers within the layer switcher?
> I have a high number of layers, as you can see in the switcher. Hence, I
> need some way to collapse/group/categorize the layers, so that I do not
> need to show all of them in the layerswitcher at once.
> The result is that layers drop outside the map, so either, there is a
> maximum number of layers, or there should be a better way to do it.
>
> Andreas
>
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