PS : Alternativamente puoi anche utilizzare le seguenti espressioni con
point_n :
x(transform(point_n($geometry, 1), 'EPSG:4326', 'EPSG:3857'))
y(transform(point_n($geometry, 1), 'EPSG:4326', 'EPSG:3857'))
-
Ivano
GIS - Environmental and Urban Planner — Digit PA
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inserisci nel calcolatore di campi per x e y rispettivamente :
xmin(transform($geometry, 'EPSG:4326', 'EPSG:3857' ))
ymin(transform($geometry, 'EPSG:4326', 'EPSG:3857' ))
dove:
INIZIALE : ---> EPSG: 4326 (SR di progetto)
FINALE. : ---> ESSG: 3857 (SR di interesse)
Saluti
Ivano
-
Hello everyone,
I have created a model to automate cropping and renaming a series of raster
images (using their new origin co-ordinates as the display name), however I
am unable to work out how to export the resulting rasters to new files with
their layer display name as the file name.
e.g.
Vi chiedo scusa per l'aiuto che sto per chiedervi perchè ricordo benissimo
che l'argomento è stato già chiaramente e fruttuosamente trattato e
chiarito poco tempo fa, ...ma ora non ricordo più dove (su questa lista?,
sul blog pigregoinfinito? ...non ricordo) e quindi vi chiedo la pazienza di
Ert:
With a jpg or png file, the coordinate data are stored in the world file
(a simple text file with the pixel x gsd , rotation,pixel y gsd, x
coordinate, top left, y coordinate top left - see sample below). For a
pdf, the coordinate data is stored within the pdf and you would have to
Nyall,
I just did a test like Kirk png and jpg do not contain EXIF coordinates.
For the purposes of this discussion the original poster wants to know
which formats drop the location data, and it appears jpg and png are
safe for that purpose. I would advise that not every format will behave
the
Thanks. Works perfect. I missed the "initially deferred" in the FK.
Karl-Magnus
Från: Qgis-user [mailto:qgis-user-boun...@lists.osgeo.org] För Matthias Kuhn
Skickat: den 4 juni 2019 11:27
Till: qgis-user@lists.osgeo.org
Ämne: Re: [Qgis-user] Forms, realtions and foreign keys
Hello,
If you
Hi,
That should have worked without map themes, too.
1- Set the main map canvas to aerial photo, refresh the print layout (should be
optional), lock one of the map items
2- Set the main map canvas to topo maps now, refresh the print layout (again
should be optional but will show whether the
Hello,
If you enable "evaluate default values server side" and "automatic
transaction groups" and set the foreign key check in the database to
initially deferred you'll get pretty much what you want :)
Hope that helps
Matthias
On 6/4/19 11:14 AM, Karl Magnus Jönsson wrote:
Hi list!
I
Hi,
Using a different map theme works!
Good to know.
I'm still a little bit puzzled why the locking didn't work.
Regards,
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hi Karl,
I will try that and report back.
thanks for the tip
Regards,
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List info:
Hi!
Have you tried to create different map themes and associate them with the
appropriate layout map frame?
Karl-Magnus Jönsson
-Ursprungligt meddelande-
Från: Qgis-user [mailto:qgis-user-boun...@lists.osgeo.org] För Reginald
Skickat: den 4 juni 2019 09:50
Till:
Hello users and devs,
I've been trying to create a A1 maplayout containing two A2 maps.
One of the maps I put on the layout shows an aereal photo, the other shows a
topographical map on another scale.
When my layout was ready I locked all the items and clicked on the export to
pdf icon.
The
Hi,
I found two ways of doing that, I think the second is faster but not
sure. (And I think they will both be slower than the random order code
you were using before, but the order will remain.)
Good luck,
Raymond
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layer = iface.activeLayer()
ids = layer.selectedFeatureIds()
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