[QGIS-Developer] Embedded styling in some datatypes

[Nyall Dawson]

On Fri, 24 Nov 2023 at 17:28, Régis Haubourg via QGIS-Developer <
qgis-developer at lists.osgeo.org> wrote:
>
> Hi Bo,
> Regarding MapInfo, I know the french ministry of environment has tried
something like this years ago.
> It was an attempt to handle the transition period between M and Q.
>
> But honestly the style specifications of each proprietary format are
really hard to interoperate. This leads to partially compatible styles, and
data loss.
>
> SLD was a promise to have a common standard but I think all the
developers that tried to implement conversion utilities have been having
hard days. Maybe except for Slyr by Nyall.
> Data can be shared across systems. But styles can be shared with very
limited support and this somewhat negates the work of talented
cartographers.

FWIW, symbology can be converted from ArcMap -> QGIS almost completely
losslessly. And from ArcGIS Pro -> QGIS at ≊95% losslessly.  And then from
QGIS -> ArcGIS Pro at ≲ 50%. We've well overtaken Arc in what's possible in
map symbology in recent years. 🥳

Nyall




>
>
>
> Le jeu. 23 nov. 2023, 11:51, Bo Victor Thomsen via QGIS-Developer <
qgis-developer at lists.osgeo.org> a écrit :
>>
>> Hi list -
>>
>> I'm wondering about how to use embedded styling in certain types of file
>> formats (like MapInfo Tab). I know its possible to read the embedded
>> styling from a Tab fil and then convert it to a styling object in QGIS.
>>
>> However, what about the other direction ? Take a specific QGIS style
>> from the layer styling of a tab file, and and write the specific style
>> into the feature, so it will be present if you later open the tab file
>> in (gasp!) MapIno ?
>>
>> The use case would be organisations that have a mixed environment of
>> QGIS and MapInfo installations. It would allow QGIS users to create and
>> update object in a .tab file and save the file. Later this file - if
>> opened in MapInfo (or QGIS) - would be shown with the correct embedded
>> styling.
>>
>> --
>> Med venlig hilsen / Best regards
>>
>> Bo Victor Thomsen
>>
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