[OpenLayers-Dev] Question: Vector layer with draw & modify feature

[Moiz Bhukhiya]

Thank you so much Alexandre. I will take a look at Transform feature. Also,
I am so sorry to add you in CC, I just had "Reply to all" by default and I
didn't realize it.

Thanks again for your time and help.
Moiz

On Thu, Sep 16, 2010 at 7:17 AM, Alexandre Dube <adube at mapgears.com> wrote:

>  Hi Moiz,
>
>   BTW, this thread would have been more suitable for the "users" mailing
> list.
>
>   Take a look at the "TransformFeature" control [1].  It might just be the
> right tool for you.
>
> Regards,
>
> Alexandre
>
> [1] http://www.openlayers.org/dev/examples/transform-feature.html
>
>
>
> On 10-09-15 03:11 PM, Moiz Bhukhiya wrote:
>
> Thank you so much Alexandre for your response. You are absolutely right, it
> is working now as it should. But I have one more question. Is there a way to
> resize it from all four corners, I don't need to keep the aspect ratio. I
> would like to resize the box like a cropping tool(
> http://odyniec.net/projects/imgareaselect/ ). I am also having another
> problem. When I assign {displayClass: "olControlDrawFeaturePoint"} to
> modifyFeature, it doesn't give strictly horizontally aligned rectangles. I
> can draw rectangles in that case but they form an angle.
>
> I'd really appreciate any of your help.
>
> Thanks,
> Moiz
> On Wed, Sep 15, 2010 at 7:24 AM, Alexandre Dube <adube at mapgears.com>wrote:
>
>>  Hi Moiz,
>>
>>   The constructor of the control only takes 2 parameters [1] and you give
>> it 3.  This might be why it doesn't work.
>>
>> Regards,
>>
>> Alexandre
>>
>>
>> [1]
>> http://dev.openlayers.org/releases/OpenLayers-2.10/doc/apidocs/files/OpenLayers/Control/ModifyFeature-js.html#OpenLayers.Control.ModifyFeature.OpenLayers.Control.ModifyFeature
>>
>>
>> On 10-09-15 05:32 AM, Moiz Bhukhiya wrote:
>>
>>  Hi,
>>
>> I am using vector (polygon) layer with draw feature and modify feature.
>> Let me explain first what I am trying to achieve. I want to draw
>> rectangles(strict horizontally aligned) and after drawing it might require a
>> little bit of modification but again it shouldn't lose its shape.
>>
>> Here is what I tried doing:
>>
>> polygonLayer = new OpenLayers.Layer.Vector("Capture Region",
>> {displayInLayerSwitcher: true, reproject: true});
>>         polyOptions = {sides: 4, snapAngle: 180, irregular: true}; //To
>> draw only rectangles
>>         var pan = new OpenLayers.Control.Navigation({title: "Navigate"})
>>         polygonControl = new OpenLayers.Control.DrawFeature(polygonLayer,
>> OpenLayers.Handler.RegularPolygon,
>>             {handlerOptions: polyOptions});
>>         modify = new OpenLayers.Control.ModifyFeature(
>>                 polygonLayer, {displayClass: "olControlModifyFeature",
>> title: "Modify Features"},
>>                 {mode: ~OpenLayers.Control.ModifyFeature.RESHAPE |
>> OpenLayers.Control.ModifyFeature.RESIZE
>>                 | OpenLayers.Control.ModifyFeature.DRAG }
>>             );
>>         var panel = new OpenLayers.Control.Panel({
>>              displayClass: "olControlEditingToolbar"
>>         });
>>         panel.addControls([pan, polygonControl, modify]);
>>         map.addControl(panel);
>>
>> The problem is it doesn't follow the modify feature modes I have defined.
>> It allows reshaping and doesn't allow dragging and resizing. Another problem
>> I have is when I define the displayClass for draw feature, it wouldn't let
>> me draw rectangles that are horizontally aligned. To point your attention
>> towards where I might be making a mistake, I am using
>> OpenLayers.Handler.RegularPolygon to draw feature. Is that a problem?
>>
>> Thanks a lot for taking time to read my problem and I'd really appreciate
>> if you could help me with any suggestions and ideas.
>>
>> Thanks!
>> Moiz
>>
>>
>> _______________________________________________
>> Dev mailing listDev at lists.osgeo.orghttp://lists.osgeo.org/mailman/listinfo/openlayers-dev
>>
>>
>>
>> --
>> Alexandre Dubé
>> Mapgearswww.mapgears.com
>>
>>
>> _______________________________________________
>> Dev mailing list
>> Dev at lists.osgeo.org
>> http://lists.osgeo.org/mailman/listinfo/openlayers-dev
>>
>>
>
>
> --
> Alexandre Dubé
> Mapgearswww.mapgears.com
>
>
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