Questions tagged [atlas]

A functionality of the QGIS Print Composer.to generate series of maps with a common layout and dynamic content.

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Generating an Atlas where the basemap raster is the variable

I have 100+ basemaps of a site throughout time (separate raster files) and I need to create a PDF figure for each basemap in QGIS 3.24.3 with a static site boundary polygon and constant print composer ...
JackP's user avatar
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5 votes
1 answer
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Generate cover layer for atlas

Let's say I have data for the area in the picture. I created a model that generates a grid that I can use for my atlas. In my script, I enter: Area of interest (couche d'emprise) Scale of my print ...
katagena's user avatar
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2 votes
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Show only features within current Atlas feature in legend

I want to create a atlas showing in the legend only the layer that is displayed on that page. There are two options for the legend item: only show items inside linked map only show items inside ...
Nicole's user avatar
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3 votes
1 answer
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Atlas with grouped or connected lines as coverage layer (QGIS)

I have a line layer containing sections of paths. Sections with the same ID (WID) form a hiking trail. Many of these trails are circular routes, which often have access/exit paths starting from a ...
MartinMap's user avatar
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3 votes
1 answer
242 views

QGIS Atlas: Dynamic classification legend for raster values, based on extent of atlas feature

I am making a series of maps with the QGIS atlas (print layout composer). I want to show a raster layer on several extents. The extents are defined using a vector layer. The vector layer is used as ...
GisUser's user avatar
  • 633
3 votes
2 answers
158 views

Automatically export each item in a layer as an image

I have a simple CSV file with points only. Each point represents a historical location where certain last name was mentioned in the XIX century. It looks like this: lat;lon;last_name 55.9885461;66....
merchant's user avatar
2 votes
1 answer
72 views

QGIS - Let atlas iterate through distinct values of virtual field

I have a CSV-Layer with multiple columns (e.g. ID, owner_name) and well-known text data to contain information about polygons. One ID can be owned by to owners which would cause the feature to appear ...
gissurfer's user avatar
1 vote
0 answers
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Sorting based on aggregate in QGIS Atlas layout

In an Atlas layout, I can in a text field or table with no problem sum the attribute SBT for features being inside the current atlas feature by using this aggregate function: aggregate( layer:='...
Morten's user avatar
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3 votes
0 answers
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Enable 'Clip to atlas feature' using PyQGIS

I've tried to enable the checkbox "Clip to atlas feature" on layout via PyQGIS. I've found this class: QgsLayoutItemMapAtlasClippingSettings but I don't understand how it works. This is my ...
steve's user avatar
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Change map from Atlas at the same time it select line of attribute table

I would like to select row of attribute table that correspond the same line of of atlas map. I need that in attribute table, the only line that appear is the same of atlas (identificador is id of ...
Diogo Caribé's user avatar
1 vote
1 answer
234 views

@atlas_featureid and $id

A project with 2 shapefiles shapefile road (multiline) shapefile crossings of roads (point) I have 2 atlas reports, one about the road and the other about crossings Both should highlight the ...
ClaudeVer's user avatar
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1 vote
1 answer
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Connecting additional layers to coverage layer using QGIS Atlas

My coverage layer is streets and I want to have only certain objects shown on my additional layer according to which street is shown. The QGIS Atlas page name is the name of the street which also ...
Gregory C's user avatar
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22 views

Using Best fit scale for atlas map with clipped boundary

I'm using the atlas layout feature with a Map that has a clipped boundary. Map is controlled by Atlas with a predefined (best fit) scale. The map doesn't recognize that it's clipped and some of the ...
Jess's user avatar
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0 answers
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QGIS layout atlas or report : displaying 8 entities sheet on one sheet

I'm trying to make paper labels for material collected on field using qgis layout atlas. I made my entity sheet with dynamic fields (material, date, type, etc.) and I'm using the "feature_number&...
tonyduky's user avatar
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4 votes
1 answer
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QGIS-Atlas get feature with multiple values

I am looking for an expression to get_feature with two values from two different fields. At its core is the question: How can I transform a chain of values which define a point into a valid geometry ...
Janko's user avatar
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2 votes
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QGIS use sheetlines for atlas automatic map extent

I have sheetline geometries for the German TK50 1:50.000 map extents. I now want to create an atlas for the geometries. So far no problem, I have this working. But the sheetline geometries cover 40' ...
OliFri's user avatar
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1 vote
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Export PDF report from a specific set (or individual) of features

I have a report layout (with child groups) and I want to export only the report of a specific set of features. I tried to check if the fid matches with @atlas_featureid variable but I couldn't find ...
Rik Ferreira's user avatar
2 votes
1 answer
292 views

Refresh layout page before exporting every atlas page using PyQGIS

I am trying to develop an automatic layout export using PyQGIS. I have several layers with objects and a separate layer to create an atlas of 4 elements. I also prepared a layout in which there is a ...
TombRaiderXL's user avatar
3 votes
1 answer
363 views

Attribute tables spanning multiple pages in QGIS / page breaks?

I am trying to make a city guide using QGIS atlas function which contains indexes to find certain streets / POIs quickly. Using QGIS expression to access page-number of atlas for certain features I ...
Alex's user avatar
  • 272
3 votes
2 answers
60 views

Generating an atlas, setHideCoverage doesn't work

I'm trying to print my layout. Sadly, I cannot figure out how to hide the coverage layer. The setHideCoverage(True) - line doesn't change my output My code so far: project = QgsProject.instance() ...
Tim_Tries_PY's user avatar
3 votes
1 answer
141 views

QGIS Atlas print composer - Several raster in the same layout

I am trying to export an Atlas, with a comparison of maps between 3 periods. For each period I have a different raster (2008, 2016, 2022). I found a way to display the right raster, for each map, ...
Giene's user avatar
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0 votes
0 answers
110 views

Extract feature from featurecollection in MongoDB atlas

I need to extract data from my database and add pointer to the map with folium. import folium import os from folium import features import numpy as np import pandas as pd N = 1000 lons = +5 - np....
chaoslobster73's user avatar
7 votes
4 answers
346 views

Generating geodata models for layers and their attributes in QGIS

Let's say I have a map with two different layers in QGIS: 'LayerA'. It has three attributes (fid, name, quantity) and its geometry is a MultiLine 'LayerB'. It has four attributes (fid, type, location,...
katagena's user avatar
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1 vote
1 answer
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Exaggerate the overview area in the map composer

I work with QGIS 3.28. As part of an atlas, I have a main map object map 1 and a small map object map 2 (small scale) for location. The layer used for the atlas iteration is a polygon layer. The ...
user35117's user avatar
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2 votes
2 answers
99 views

Remove QgsLayoutItemPicture based on atlas if the path does not exist with PyQGIS

Based on this question and answer (that works perfectly) I was wondering if I can remove the QgsLayoutItemPicture from the atlas pages where the picture path does not exist using PyQGIS. One ...
matteo's user avatar
  • 3,304
0 votes
1 answer
66 views

Calculate the median of features (within a WMS layer) in a given map extent as dynamic text in map layout

Is there a way to calculate the median of several standard land values from the following WMS service of a given map extent? I want to use it as a dynamic text via expression. I am using the Atlas ...
user215393's user avatar
4 votes
1 answer
251 views

Count the number of features in a given map extent as dynamic text in map layout

In QGIS (3.22) print layout I want to calculate the number of companies in a given map extent as a dynamic text via expression. I am using the Atlas Tool. However, with the following code I do not get ...
user215393's user avatar
1 vote
1 answer
230 views

How to create two themes for use on the atlas feature

Recently I've discovered the beauty of the atlas feature. However, I need to include an overview page. I've seen many things online regarding including an inset map (or index map) within or just above ...
user215221's user avatar
2 votes
1 answer
370 views

HTML frame - image source- QGIS

In my shapefile, a field name is "photo", which has list of photos, the photos and my shapefile and project file are located in same folder. I would like to prepare atlas, I tried different ...
Iyappan Lakshmanan's user avatar
1 vote
1 answer
55 views

Extending layout by other layer in Atlas

I'm generating an atlas using one point layer as a coverage vector and other layers that show up depending on the coverage vector value. Everything works fine, however, I want to see one vector layer ...
barney stinson 2's user avatar
1 vote
1 answer
127 views

QGIS: Atlas of child layer (points) but use geometry of parent layer (polygon) to create map

We are creating an atlas using point features (centroids from a polygon parent layer) to iterate through. But in the atlas map we need to display the related parent polygons. In QGIS one-to-many-...
geom's user avatar
  • 1,288
3 votes
1 answer
57 views

Delimit the loading "zone" in a shapefile

I have to make several atlases of a large region in France. My study area is relatively small compared to the entire region. However, most of my layers are related to the entire region. As I intend to ...
caslumali's user avatar
0 votes
1 answer
104 views

Trying to get a plot item in the layout to only show the section from the Atlas that is being shown

I am new to QGIS and don't know coding at all, slowly trying to pick it up. I am creating an atlas of a area that has been surveyed over the seabed during cable instalations in the North Sea. I have ...
Andy Laverty's user avatar
2 votes
1 answer
155 views

Create vector layer/virtual layer with dynamic number of features in QGIS

The problem I want to create a vector layer in QGIS 3.26 with a varying number of features. The number of features should be the same as the number of raster layers open in the project. So if I have ...
Babel's user avatar
  • 71k
1 vote
1 answer
182 views

Filtering legend entries within QGIS Atlas to show legend items based on expression

Is it possible to set an expression to determine if a legend item shows up based on an atlas name, variable or field? I am generating an atlas that cycles through a series of iterations and shows ...
Brian Fisher's user avatar
  • 1,133
1 vote
1 answer
218 views

Get the next feature in an atlas using QGIS

I use an Atlas, and I would like to to display several features per page. To reach this aim, I would love to be able to use a fonction like attribute( @atlas_feature + 1 , 'field_1') to get the next ...
zlikotp's user avatar
  • 24
2 votes
1 answer
247 views

Atlas looping on layers in the QGIS Map Composer

I'm working with 3.22.10-Białowieża and I need to create several maps of the same location, showing a different layer in each (i.e. heatmaps for different years). This is the workflow that I have set, ...
jpinilla's user avatar
  • 3,230
3 votes
0 answers
55 views

Trying to make a map via Print Layout using an Atlas, but information I request from a particular column is returning values from the wrong column?

I have a legend in the map atlas where i am trying to return the Date value from the atlas feature (i.e. [% "Date" %], pretty simple) but instead of returning the value stored in the "...
Sean's user avatar
  • 101
1 vote
0 answers
96 views

How to get QGIS atlas @layout_page value including also "excluded from export" pages? [closed]

I am running an atlas in QGIS, using the @layout_page to dynamically access data in a second layer, iterating with @layout_page value. And I am trying to "exclude from export" features that ...
Jose H's user avatar
  • 41
1 vote
0 answers
83 views

Export Atlas - Different data - Same canvas

On a defined study area (map below), I have thousands of geotagged information. I would like to export an Atlas of these data, each export displaying one information. (Ex: For the same area of study, ...
Giene's user avatar
  • 669
2 votes
1 answer
336 views

Filter visibility of map features based on Atlas Coverage Layer geometry or attribute

When creating an atlas in QGIS, is it possible to filter map feature visibility based on the coverage layer? What I want: Using the image below, I want to hide the orange polygons and display only the ...
cm1's user avatar
  • 2,280
2 votes
1 answer
190 views

QGIS print composer: Extract segments of layer name to text box

I'm attempting to produce a series of maps in QGIS, each showing a different layer overlaid over the same region, each with an associated different title and legend to match each layer. I'm stuck with ...
Notway's user avatar
  • 21
0 votes
0 answers
34 views

Atlas and county level data, but creating maps zoomed out to the entire U.S map [duplicate]

I am using QGIS 3.16.12. I have a dataset of 150 retail companies, each selling a product over 100 counties across the country. This dataset also includes data on the number of sales per county for ...
Z N's user avatar
  • 111
1 vote
2 answers
120 views

Atlas and county level data, but creating maps zoomed out to the entire U.S map

I am using QGIS 3.16.12. I have a dataset of 150 retail companies, each selling a product over 100 counties across the country. This dataset also includes data on the number of sales per county for ...
Z N's user avatar
  • 111
0 votes
0 answers
49 views

QGIS- Items printing to the atlas that don't exist

I have an atlas I made with 13 or so pages, when I print it to PDF items are showing up on the pages that don't actually exist in QGIS, I can use a PDF editor to delete them but it is annoying. The ...
aed7648's user avatar
3 votes
1 answer
686 views

Atlas - Export only certain pages

I would like to export only certain pages from an atlas. For instance: I have an atlas with 37 pages, and I update pages 3,5,7-10. I would like to export those pages for reprint to a single PDF.
JoanB's user avatar
  • 143
4 votes
1 answer
815 views

Aggregating child features with parent attribute values in QGIS

I found this question when looking for my answer Referring to the parent layer with aggregate functions in QGIS I need to do something similar. In another words I need to join attributes by field ...
Roman Dostál's user avatar
0 votes
1 answer
89 views

QGIS: Output atlas maps with bounding box ratio but sized to a specific max width and height

I have layer outlining a series of regions I need to output in atlas. All are rectangles. Some are taller than they are wide (portrait), some are wider than they are tall (landscape). If they are ...
user94812's user avatar
  • 495
0 votes
0 answers
197 views

QGIS atlas layout not clipping as expected

Using QGIS 3.24.3-Tisler. I've created an atlas that seems to partially work. The "basemap" layers successfully clip, but several of the other layers do not. It seems to be an all or nothing ...
Matt's user avatar
  • 31
0 votes
1 answer
147 views

Creating one atlas QGIS plan to show multiple features that control atlas

I am creating an atlas plan that has multiple features that are controlling the atlas in one plan. Instead of it generating 3 plans that look the same is it possible to only generate 1? On my picture ...
Jamie Hooper's user avatar

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