[OpenLayers-Users] Is it possible to delete a point using theModifyFeature control?

Tim Schaub tschaub at opengeo.org
Mon May 19 16:03:39 EDT 2008


Arnd Wippermann wrote:
> I would appreciate, if the Control.ModifyFeature would enhanced to delete
> features. 

This was originally the intent.  Chris suggested it would be too easy to 
delete a feature accidentally when you were trying to hover over a 
vertex.  Providing an option on the control seems like a sensible solution.

Tim

> 
> If you use OL for digitizing, you have a problem to get rid of a feature.
> 
> Mit freundlichen Grüssen
> 
> Arnd Wippermann
> http://gis.ibbeck.de/ginfo/
> 
> 
> 
> -----Ursprüngliche Nachricht-----
> Von: users-bounces at openlayers.org [mailto:users-bounces at openlayers.org] Im
> Auftrag von Eric Lemoine
> Gesendet: Donnerstag, 15. Mai 2008 09:15
> An: Andreas Hocevar
> Cc: OpenLayers Users
> Betreff: Re: [OpenLayers-Users] Is it possible to delete a point using
> theModifyFeature control?
> 
> On Wed, May 14, 2008 at 10:29 PM, Andreas Hocevar
> <andreas.hocevar at gmail.com> wrote:
>> Pierre GIRAUD wrote:
>>> I think Eric is wrong on that point.
>>> By hovering a vertex, you can delete it pressing the Del button.
>>> Tricky, isn't it ?
>>>
>> I would have thought that it works like that, because it is promised 
>> in the API doc of Control.ModifyFeature, but it does not:
> 
> Indeed, the API doc isn't correct.
> 
> We cannot delete polygons et lines with the modify feature control, so why
> would we allow deleting points? Maybe you think that the control should
> allow deleting features?
> 
> 
>>   /**
>>    * Method: handleKeypress
>>    * Called by the feature handler on keypress.  This is used to delete
>>    *     vertices and point features.  If the <deleteCode> property is
> set,
>>    *     vertices and points will be deleted when a feature is selected
>>    *     for modification and the mouse is over a vertex.
>>    *
>>    * Parameters:
>>    * {Integer} Key code corresponding to the keypress event.
>>    */
>>
>> Also, handleKeypress is only triggered when the point is not selected.
> 
> I don't get that. Could you please elaborate?
> 
> Thanks,
> --
> Eric
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