[mapguide-users] Partial transparent selection color of the Ajax viewer

[Jason Birch]

Hey, that's really cool. Are there browser limitations to that?

On 2010-05-09, Julien Leture <julien.leture at gmail.com> wrote:
>
>
> Jason Birch wrote:
>>
>> The selection transparency levels for selection are hard-coded:
>>
>> http://trac.osgeo.org/mapguide/browser/trunk/MgDev/Common/Stylization/SE_Renderer.cpp#L135
>>
>> http://trac.osgeo.org/mapguide/browser/trunk/MgDev/Common/Renderers/GDRenderer.cpp#L1537
>>
>> http://trac.osgeo.org/mapguide/browser/trunk/MgDev/Common/Renderers/AGGRenderer.cpp#L1410
>>
>
> Thank Jason for the lines reference.
>
> I think I found a workaround: using CSS! As the selection overlay is
> displayed inside a separate div on the Ajax viewer, it's easy to apply a
> custom transparency:
>
> #selImage1, #selImage2
> {
> 	filter: alpha(opacity=50);
> 	-moz-opacity: 0.5;
> 	opacity: 0.5;
> }
>
> The result is exactly what I was looking for: the selection is less opaque
> ;)
>
> -----
> Julien Leture
> .net developper
> --
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