Ancestors

Written by Totò Fiandaca on 2024-11-08 at 16:58

Expressions in #QGIS

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Written by Anita Graser 🇪🇺🇺🇦🇬🇪 on 2024-11-08 at 17:04

@pigreco71 🤔 is there a particular logic for when the area jumps to zero?

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Written by Totò Fiandaca on 2024-11-08 at 17:14

@underdarkGIS the expression calculates the overlap which can be a line or an area. when you read 0 it means there is no overlap.

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Written by Anita Graser 🇪🇺🇺🇦🇬🇪 on 2024-11-08 at 17:17

@pigreco71 thanks. clearly, I failed to read your initial post properly. sorry for the noise

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Toot

Written by Totò Fiandaca on 2024-11-08 at 17:24

@underdarkGIS

IF(

geometry_type( intersection(

@geometry,

overlay_intersects(

layer:='Edificio',

expression:=@geometry)[0]))='Polygon',

round(overlay_intersects(

layer:='Edificio',

expression:="tipo",

return_details:=true,

sort_by_intersection_size:='des')[0]['overlap'],2)||' m²',

round(overlay_intersects(

layer:='Edificio',

expression:="tipo",

return_details:=true,

sort_by_intersection_size:='des')[0]['overlap'],2)||' m')

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Descendants