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558 Commits

Author SHA1 Message Date
Andrea Giudiceandrea
ec42b1af2a [expressions] Fix concave_hull function help 2025-05-13 22:08:31 +02:00
Etienne Trimaille
df3f9a12cc Expressions - Add 2 examples with @layer_cursor_point about raster maptip 2025-05-06 07:49:16 +10:00
Nyall Dawson
95e8d14677 Add 'repeat' expression function 
Repeats a given string a specified number of times.

Eg

    repeat('Hello', 3) -> 'HelloHelloHello'
 2025-04-06 15:45:27 +10:00
Nyall Dawson
59d6850aac [expressions] Add 'reverse' variant for reversing a string 
Allows using a string argument for the reverse function, which
returns a reversed version of the string
 2025-04-06 15:45:27 +10:00
Harrissou Sant-anna
3fc8cadbf9 Add regexp to ~ function's tags 
Fixes #60781
 2025-03-04 08:15:16 +10:00
Harrissou Sant-anna
959ccbd111 Use a more user-friendly "authority ID" label 2025-02-17 10:43:58 +10:00
Alexander Bruy
8cbe41cd02 improve functions help 2025-02-14 08:48:38 +10:00
Alexander Bruy
2655f3125f update bearing and transform expression functions to accept either string 
representing CRS authid or CRS object
 2025-02-14 08:48:38 +10:00
Alexander Bruy
1aad0d7d9a rename functions 2025-02-14 08:48:38 +10:00
Alexander Bruy
f44bcc623a add functions help 2025-02-14 08:48:38 +10:00
Alessandro Pasotti
7c5db3b307
Update to_string 2025-02-07 07:17:35 +01:00
Alessandro Pasotti
685a002e6f Mention in the docs that to_string is not locale-aware 
Fixes #60440
 2025-02-06 10:24:50 +01:00
Harrissou Sant-anna
be1cd30f41 Fix examples of the scale_exponential expression function 2024-12-27 07:01:15 +09:00
Alessandro Pasotti
759590fa0b overlay_intersects: flatten collections and filter by type 
Partial fix for #59408

- try to merge multilinestrings to get the max length
- consider the tested geomery type when intersection is a collection

Funded by: Body & Soul ♬
 2024-12-09 08:08:09 +01:00
Étienne Trimaille
a3383689a6 Add an example with a string to the to_bool expression 2024-11-26 08:04:41 +10:00
Mathieu Pellerin
52dd3047ac [expression] Add a to_bool() function to convert various value types into a boolean 2024-11-19 15:09:58 +07:00
Julien Cabieces
6c2c9b7750 feat(Expression): Add project_color_object function 
Which contrary to project_color doesn't return a string
representation there is no rgb conversion involved
 2024-10-01 14:03:55 +10:00
Julien Cabieces
c6c755b51a feat(Expression): Add ramp_color_object function 
Which contrary to ramp_color doesn't return a string
representation there is no rgb conversion involved
 2024-10-01 14:03:55 +10:00
Mathieu Pellerin
e1709a3655 Address review 2024-09-08 10:56:58 +07:00
Mathieu Pellerin
5cd1e31b82 [expression] Add line_interpolate_point_by_m and line_locate_m expressions 2024-09-08 10:52:04 +07:00
Julien Cabieces
87142708d1 feat(Expression): Make darker/lighter works with color object 
and not just string representation
 2024-09-03 09:46:26 +02:00
Julien Cabieces
f4b463db05 feat(Expression): Make (set_)color_part functions works with object 
not just string representation
 2024-09-03 09:46:26 +02:00
Julien Cabieces
dd41e147f8 feat(Expression): Add color_mix function 
It takes string representation or color object as arguments so the
function can work with CMYK color without changing its color type and converting it to RGB.
 2024-09-03 09:46:26 +02:00
Julien Cabieces
0b034b7e87 feat(Expression): Make color_grayscale_average works with object 
So the function can work with CMYK color without changing its color
type and converting it to RGB.
 2024-09-03 09:46:26 +02:00
Julien Cabieces
3fd6c3bdfe feat(Expression): Add color_hsvf 
Contrary to color_hsv, color_hsvf allows to load a color from float
component (and not int) into a QColor object (and not a string representation).
 2024-09-03 07:39:05 +10:00
Julien Cabieces
15bae7e6ab feat(Expression): Add color_hslf 
Contrary to color_hsl, color_hslf allows to load a color from float
component (and not int) into a QColor object (and not a string representation).
 2024-09-03 07:39:05 +10:00
Julien Cabieces
53db863fe2 feat(Expression): Add color_cmykf 
Contrary to color_cmyk, color_cmykf allows to load a color from float
component (and not int) into a QColor object (and not a string representation).
 2024-09-03 07:39:05 +10:00
Julien Cabieces
3203704931 feat(Expression): Add color_rgbf 
Contrary to color_rgb, color_rgbf allows to load a color from float
component (and not int) into a QColor object (and not a string representation).
 2024-09-03 07:39:05 +10:00
Tudor Bărăscu
b4b84813d3 Be clear that the expressions return invalid when they cannot convert 
I got mislead by the "Nothing is returned if a value cannot be converted" as it led
me to believe I was expecting NULL.
 2024-05-30 07:29:04 +10:00
uclaros
10559048c0 QGIS does rock, but we need comprehensive examples 2024-05-10 06:18:16 +10:00
uclaros
03f967848c add missing tr to header generated by map_to_html_table expression function 2024-05-10 06:18:16 +10:00
Germap
eac5f8e521 [Expressions] Add missing tag (crs ellipsoid) to layer_property function 2024-01-28 09:42:26 +01:00
uclaros
f0ec3a0aea finalize mesh label rendering 2024-01-08 05:20:26 -08:00
Alexander Bruy
9ded559386 initial support for mesh labeling 2024-01-08 05:20:26 -08:00
Harrissou Sant-anna
65535f4c2a Allow use of minimum/maximum as alias for min/max aggregate argument in aggregate function 2023-11-27 06:15:57 +10:00
Germap
b96e48b808 [Expressions] Clean up tags in age function 
Previous tags were generated by a script, which produced an ugly tag value ('yearmonthweekdayhourminutesecond').
 2023-11-23 13:41:49 +10:00
Germap
7e7a8a1f57 [Expressions] Add tags to layer_property function 
Fix #39828
 2023-11-23 13:41:49 +10:00
Hannes
6efe66d488 Add simple-as-possible example to geometries_to_array expression function 2023-11-14 08:28:14 +10:00
Nyall Dawson
fb98e1a1e8 Update resources/function_help/json/array_foreach 
Co-authored-by: Björn <pathmapper@posteo.de>
 2023-10-29 11:48:21 +10:00
pathmapper
56c8419d42 Add note that counter starts at 0 
ref https://github.com/qgis/QGIS/pull/54962#issuecomment-1766732808
 2023-10-29 11:48:21 +10:00
pathmapper
d65c0caa47 array_foreach expression - add counter variable 2023-10-29 11:48:21 +10:00
Andrea Giudiceandrea
cf3814ef97 [feature][expressions] layer_property: add crs_ellipsoid property 2023-09-12 14:40:24 +10:00
Andrea Giudiceandrea
49f2ec9007 Apply suggestions from code review 
Co-authored-by: Nyall Dawson <nyall.dawson@gmail.com>
 2023-09-08 09:07:46 +10:00
Andrea Giudiceandrea
d90c2e3ba4 [expressions] bearing: make source_auth_id and ellipsoid optional 2023-09-08 09:07:46 +10:00
Andrea Giudiceandrea
b98c758539 [expressions][feature] Add bearing function 2023-09-08 09:07:46 +10:00
Alexander Bruy
aa9f115241 make floor division operator visible in the expression builder and add 
help for it (fix #52094)
 2023-06-08 08:40:24 +10:00
Alexander Bruy
d0c7c6e930 fix formula for exponential interpolation 
The scale_exp function renamed to scale_polynomial and has an alias
scale_exp to preserve backward compatibility.

A new function using correct formula was added as scale_exponential.
 2023-05-31 09:02:01 +10:00
Harrissou Sant-anna
c9af18975f Replace $-based functions with their corresponding @ variable in expression examples 
Also cleans a little bit tags list
 2023-05-12 06:30:43 +10:00
Nyall Dawson
f7a7a24edb Make map id optional in map_credits layout function 
If not specified, the credits for ALL layers from ALL maps
will be collected
 2023-04-13 17:44:37 +10:00
Nyall Dawson
fe158c2faa Fix some invalid help example expressions 2023-04-12 09:51:36 +10:00