[OpenLayers-Users] Tool tip on drawing polygon

[Garthanos]

Well the idea is when you have neared the conclusion of the sequence
you will indeed pause if you dont know what to do... 

Where would I insert a title on the elements in the renderers?
hopefully a little higher in the code than that.


Tim Schaub-3 wrote:
> 
> Hey-
> 
> Lance Dyas wrote:
>> Double clicking to end a polygon when drawing it while easy .. is not 
>> totally obvious ... if I could give a title to the elements as they are 
>> being drawn  so that users who pause wondering what to do next could get 
>> a message that might solve the issue in a very clean fashion... anyone 
>> have a clue how to do this?
> 
> We don't currently provide a "tooltip" ui component.  There are plenty 
> of ui libs that do.  We occasionally rely on default browser behavior 
> with regard to the title attribute of element nodes (which sometimes 
> results in the display of a "tooltip").
> 
> I just confirmed that in Firefox, if you set the title on a path or 
> circle element and get a tooltip when you hover over it.  Don't think 
> this would do the trick for informing the user to double-click to end 
> drawing, as they probably aren't stopping long enough to get the 
> tooltip.  In any case, you'll have to do something custom at this point.
> 
>> 
>> I also want to customize the nodes (really just draw smaller squares 
>> instead of circles for the nodes)
> 
> See http://openlayers.org/dev/examples/measure.html
> 
> You can use any well-known name for a point (where well-known is 
> determined by the SLD spec).
> 
> Note that setting the style for a sketch handler is harder than it 
> should be - we should be using the temporary rendering intent of the 
> target layer's style map (see http://trac.openlayers.org/ticket/1634). 
> In the case of the measure control, there is no target layer - so you'd 
> still need to set the style as shown in the above example.
> 
> You'll have to adapt the code for your use case.
> 
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> 
> 
> -- 
> Tim Schaub
> OpenGeo - http://opengeo.org
> Expert service straight from the developers.
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> 
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