[OSGeo-Discuss] Displaying vector files

[akshay gupta]

Thanks Rashad for those links, ill have a look.

Akshay

On Wed, May 9, 2012 at 7:08 PM, Mohammed Rashad
<mohammedrashadkm at gmail.com>wrote:

> Hi Akshay,
>
> There is QGIS[1] which does both raster and vector rendering and a lot of
> things more that you need.
> You can develop a small application using QGIS as library. You need to
> link your application with qgis_core and qgis_gui.
> There are some nice tutorials written by tim sutton[2]. and QGIS uses Qt
> and cross platform
>
> [1] qgis.org
> [2] http://blog.qgis.org/taxonomy/term/1
>
>
> On Wed, May 9, 2012 at 7:00 PM, akshay gupta <akshaygupta202 at gmail.com>wrote:
>
>>
>> Hi all,
>>
>> I am writing an application to load vector maps/shape files using
>> gdal/ogr and display them onto a gui designed using Qt. I am  new to
>> dealing with vector files, I am not able to decide how to render them on
>> GUI. Few approaches that come to my mind are:
>> - To convert vector files to raster and display them as raster..
>> - To draw each shape in vector file one by one (i dont know how to do
>> this, I dont even know whether it would be even  possible this using
>> GDAL/OGR, or how complex this would be because in my case vector files can
>> be very complex)
>>
>> The decision how to render vector files is very important for me, because
>> after displaying vector files i need to support some advanced features like
>> projection change, interactive selection, Geo-referencing etc.
>>
>> Can any one who has worked on vector/gis stuff, tell me how this is
>> usually done and what Qt widget is used for displaying such data.
>>
>> Thanks,
>> Akshay gupta
>>
>>
>>
>>
>> _______________________________________________
>> Discuss mailing list
>> Discuss at lists.osgeo.org
>> http://lists.osgeo.org/mailman/listinfo/discuss
>>
>>
>
>
> --
> Regards,
>    Rashad
>
>
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