Qgis label covering feature

Qgis label covering feature. x. com Mar 4, 2013 · This resulted in both a lot of wasted calculations (generating a ridiculous number of candidates for small lines at barely discernable distances from each other) AND an insufficient number of candidates for lengthy features (resulting in worse label placement for these features). However on other parts of the map, it would likely push the icon deeper into another label. Jun 4, 2023 · This question arose from a comment on this answer to Calculating distance between multiple points within buffer using QGIS. The schools layer is the coverage layer, and is being driven by the SCHNUM (school number) value. When loading this KML in Google Earth, name of my points won't show up. Use buffer around the text to see the label; Output: For multi-layer symbol, note that @symbol_color returns the color of the last symbol layer (the one on the bottom, be it 5 days ago · 22. 8 Lisboa, you can make all labels appear all of the time. Initially your labels will appear in the centre of the line, so we need to fix that. 0. The first time you do this, a popup should show up asking you to select a primary key; select an attribute that contains an UNIQUE ID (preferably numeric). I would not want to appear the labels like 'xxxxxx_FIUME_xxxxx' or 'FIUME_xxxxx' etc. . 12 ) Oct 29, 2018 · You can work with a rule based symbology and use different displacemet values for each symbol in your rules, like in the attached image: With some more work, you can add some datadefinded overrides for the displacement, for example: if phone=0 then change the y-displacement of the parking-symbol to 0 to avoid gaps like in the above image: Nov 16, 2018 · UPDATE QGIS 3. Instead of the whole layer, you can define a subset of features to use as obstacles, using the data-defined override control next to the option. – L_Holcombe. I'm be able to hide the lines that doesn't intersects the polygon, but I can't do the same with the labels. Dec 13, 2016 · I'm using QGIS 2. For features, type "f ATTRIBUTE" with any attribute - you get a list of suggestions with the field name and the respective attribute value. Dec 11, 2015 · I'm trying to use the QGIS Atlas tools to build student 'scattermaps', i. A feature weight of 0 indicates that the feature should be treated as available space, while a weight of 1,000 indicates that the Jun 4, 2020 · An obstacle is a feature over which QGIS avoids placing other features’ labels or diagrams. But I am finding that the labels for ALL active layers are showing, even through the actual visible layers - they are all polygon layers - which cover those previous layers. Otherwise, QGIS will normally only display as many labels as possible in the current map extent, with your chosen label settings. x by the QGIS locator bar. Mar 27, 2015 · See also the answers for four color theorem for qgis. 3. Apr 18, 2018 · Scroll down to Offset X,Y and click on Data defined override (epsilon icon) and select Edit. 6 days ago · Lesson: Vector Attribute Data. To achieve that, I have added a 'Geometry Generator' in the Style section of the layer's Properties dialog. Activate the Discourage labels from covering features option to decide whether features of the layer should act as obstacles for any label (including labels from other features in the same layer). Mar 24, 2021 · When activated, features acting as obstacles discourage labels and diagrams from covering them. For multiparts, create points for each part depending on the layer style settings. May 28, 2023 · Multiple labels per feature in QGIS. display the school and the students that attend that school, for 215 schools. May 26, 2016 · The first rule labels the feature with the attribute you want at the start, the second rule with the end attribute. May 7, 2020 · This labels your lines with their length using the layer CRS' units - so if you use a degree-based CRS, your length will be in degree. The priority rank is then used to evaluate whether a diagram could be omitted due to a greater weighted obstacle feature. uncheck that "Discourage Labels from Covering Features" might help; there's scale based visibility; be sure to check the colliding labels; OR just shrink your text size. We strongly discourage the continued use of QGIS 2. Have a look at : EasycustomLabaling. 37. It should block any labels from being placed on top of this layer. Also, you can use + instead of ||, at least in QGIS 3. To create text formats, you can: Open the Style Manager dialog. Oct 1, 2017 · 476 1 4 13. keeping in the current listbox : 'No Labels', 'Show labels for this layer', 'Rule-based labeling' options. The situation was similar, but even worse for polygons. this answer is neater, as it manages longer labels better by splitting each label onto a new line. I've tried seemingly everything - different types of symbology, various other expressions (which I, admittedly, don't fully understand), old versions of QGIS, a new project using only two shapefiles (using counties to filter out surrounding cities) - but nothing gets rid of the outlying labels. Use the Text Format button to change font size, colour, text buffers etc. So the solution is to use different label settings, for example: smaller font size Nov 30, 2022 · #qgis #gis In this video we will see how to prevent point and line feature labels from overlapping with polygon features. In the Rendering subpage on the right you can select various options in the Features category. Click on the icon that appears next to "X", point to "field type:" and choose the "x" column that you just created. Using one of these will ensure no adjacent areas have the same color. Jun 6, 2019 · Is this possible in QGIS 3. 1? The closest thing I have been able to find on SE or anywhere else is the 'discourage labels from covering feature' option (Layer Properties -> Labels -> Rendering -> Obstacles) but even when I moved the slider all the way to the high weight side it didn't even move the labels, let alone make them disappear. For this example, we use some administrative boundaries, populated places, ports and airports from the Natural Earth dataset (1:10M). Nothing changes, and when I check Properties > Labels of the polygon layer the option is set to the default No labels value. To run the plugin, go to Processing Toolbox -> Merge Selected Features -> Merge Jun 25, 2017 · I have a shapefile of about 100 streets and another one of all the districts within a city. The label will be wrapped on the character supplied. Rendering tab Jun 5, 2020 · To set scale-dependent rendering, open the Properties dialog by double-clicking on the layer in the legend. Add a new rule using the + icon. If you don’t have label attributes ready yet: Add two type “real” columns called e. The feature weight ranks the importance of features labeled by a given label class, compared to other features, on a scale of 0–1,000. (2) In the Expression window, write: Above example will offset your points by up to 5 mm (if your Offset X,Y unit is set to [Millimeter]) randomly, if they overlaps with those of another_layer. Open attribute table. Download it, unzip it, and paste the 'EasyCustomLabeling' repertory in the the repertory of your QGIS plugin repertory. Activate the Text format tab. 28. Locate the "Data Defined" panel. Improve this answer. Using additional columns in the points layer attributes table (LABEL_X and LABEL_Y), I can move the labels manually. There is less need for additional plugins now. In the labelling dialog (from the button on the toolbar) there is an advanced tab, scroll down to Engine Settings and turn on Label All Even If Collisions. In the Layer Properties choose the Label Tab > and then press the Automated Placement Settings button. 2. The settings for the labels are as follows. without using data defined xy positions)? Should look like. Select Rule-Based Labeling from the drop-down menu. They can be activated in the display tab of the layer properties, you can display a field value or use HTML code. stackexchange! Please note that a good question on this site is expected to show Try updating your QGis. Jan 28, 2019 · To ensure that your labels do not overlap the edge of the map, you can use the Automated Placement Settings in the Label Properties for your layer. The geometry argument specifies the geometry associated with the feature, which is used by the labeling engine to generate candidate placements for the label. Sep 14, 2017 · I have labelled a points layer by defining a line between points and labels, because points were overlapping too much. See the relevant changelogs for a good sampling of all the new features that have gone into version 3. Labels are textual information you can display on vector features. But I can't actually create label text. Just to revive this old thread for others: Searching features (and many things more) has been greatly improved in QGIS 3. I find a clue in a prior question: Feb 9, 2016 · In the polygon layer Properties dialogue I select Labels > Discourage other labels from covering features in this layer, and click OK. 0-Master (fdefdf9c27f) Public Member Functions | Static Public Member Functions | Protected Attributes Construct text label feature. 5, you can write @symbol_color in the data defined override for coloring the text: Go to Data defined override -> Edit; Write the following: @symbol_color. and adding the "Discourage other labels from covering features in this layer" option in a checkable group box at the top of the dialog. answered Feb 11, 2014 at 11:52. Now you can use the Label Toolbar for rotating the text. I am using QGIS 2. If you point to a column that has duplicate values, any label that has that same value will get the X,Y of the label you just moved, which is why you're QGIS API Documentation 3. Dec 4, 2016 · In the main project window, use the new map canvas magnifier, introduced in QGIS 2. Now I have added two layers with siren nodes and building outlines, the siren layer being above the buildings. Setting a label includes configuring the text format, and how the label relates with the features or other labels (through placement, rendering and callout ). Invert the selection (3rd button in attribute table window) Open field calculator and fill “label_x” and “label_y” fields of Activate the Discourage labels from covering features option to decide whether features of the layer should act as obstacles for any label (including labels from other features in the same layer). How can I only display the labels for the districts under each individual street street in the atlas? Activate the Discourage labels from covering features option to decide whether features of the layer should act as obstacles for any label (including labels from other features in the same layer). It graphically zooms in on the map without changing the scale, so it should keep the label placement consistent and even show partial labels for features that are off screen. Nov 23, 2021 · To avoid labels being placed over objects from antother layer, use a label placement defined by Geometry generator and define a geometry that excludes the area around these objects (a buffer). This groupbox will contain the current settings in Rendering tab > Obstacles. In the example above, moving the icon by about 2mm (any direction) would correct the problem. Nathan W. Right click on the shape file, go to export, format=kml and select all in the select fields to export. g. The destination can be a GeoPackage point layer or an annotation layer supported from QGIS 3. Details. Fig. On the Rendering tab, tick Scale dependent visibility and enter the Minimum (exclusive) and Maximum (inclusive) scale values. Explore data and compose maps. The syntax is like: with \n for new line. 12. This algorithm assigns a color index to polygon features in such a way that no adjacent polygons share the same color index, whilst minimizing the number of colors required. This method works if you have multiple labels for the same feature. 16, so it's possible this is a new feature, but I don't think so. MAJ742. In the label rendering options of the house numbers, I have activated " Discourage labels from covering features ", but still the house numbers are shown The feature id argument links the label feature back to the original layer feature. Feb 25, 2019 · Thank you, that seems helpful. Make sure you use a backslash '\' instead of a forward slash '/'. 16 changelog on qgis. The vector model represents the location and shape of geographic features using points, lines and polygons (and for 3D data also surfaces and volumes), while their other properties are included as attributes (often presented as a table Mar 11, 2011 · And this is the workflow: Select the features you want to label. 18. 2. Some of these streets run over multiple districts. In QGIS, I use the atlas tool to successively print maps of theses streets one by one. 3,755 24 38. Go to labels. Behind the input field with your default font size, there is kind of a drawer symbol. If you want to wrap on space just insert a space. 0. If not you can apply a wrapping character in the Advanced section of the labeling tools. The Maplex Label Engine places labels to avoid overlapping important features. Syntax for the query should be something like mod ('elev',20)=0 where 'elev' is the contour value. Dec 9, 2020 · Setting a label includes configuring the text format, and how the label relates with the features or other labels (through placement, rendering and callout ). edited Jul 23, 2012 at 11:34. 8 #2 Updated by Giovanni Manghi over 7 years ago Target version deleted ( Version 2. For multi-part features I have sometimes used the move label Nov 13, 2019 · Labels will only overlap each other if you chose the option to "show all labels for this layer (including colliding labels)". You can limit the amount of Labels to be printed or merge connected line labels (this of course depends on the type of Feature used). 22. 6. I like to have the name of only these highly vulnerable countries appear on the map, i'd be glad to get responses on how to go about this. The placement of labels can be customized under the Placement subpage. Share Improve this answer Activate the Discourage labels from covering features option to decide whether features of the layer should act as obstacles for any label (including labels from other features in the same layer). LblFontSize in the field calculator and assign 0 to the selected features, leaving the others without a value. Next to filter, click the icon. For a vector layer feature this will generally be the feature's geometry. But I need the label to be placed somewhere else, not on/near the feature, because it contains a lot of information. The Maplex Label Engine first attempts to place labels in an area of free space. Do that with "data defined" expressions for the position. Nov 19, 2019 · If you labels contain a new line character ( \n) they will be automatically wrapped. 18 LTR as it is now officially unsupported, which means we’ll not provide any bug fix releases for it. From QGIS 3. This blocking fonction is for when you dont want label but only want the feature to block other label, you could try to add your layer two time, one for labeling and another one for blocking. Check out Nathan's blog post for more info. categorized style already named expression. Jan 11, 2013 · Using QGIS 1. Jun 4, 2020 · An obstacle is a feature over which QGIS avoids placing other features’ labels or diagrams. Usually I create a point-layer and link it to the layer with the values, where I create a point, the labels are displayed and are movable. 1-Dufour, has a lot of options for this: I'm guessing there are a number of ways you could handle this behavior. The following screenshot May 11, 2021 · here is a link for multi line labels. Whether you want to label features, calculate values, or filter layers, QGIS expressions can help you achieve your goals. The many helpful tools available in the GUI include: 4. In the Automated Placement Engine, simply untick the Show Partial Labels tick box. This should be possible in QGIS too. Versions. Most plugins have been either migrated or incorporated into the core QGIS code base. You can compose maps and interactively explore spatial data with a friendly GUI. Use this expression to exclude an area of 2000 map units around the points from the layer point for the postion of the labels: Jun 4, 2020 · An obstacle is a feature over which QGIS avoids placing other features’ labels or diagrams. Then go to the Layer properties -> Labels -> Text -> Size. Note: merging only takes place when there are two or more selected features. 4. answered Jul 23, 2012 at 7:01. . Also the blocking and obstacles setting are, as far I as know, to prevent label covering feature not label covering other label (this is controlled by The Maplex Label Engine places labels to avoid overlapping important features. Labels covering point layer symbols QGIS 3. QGis already has a menu tool for this purpose, but this plugin performs the operation much faster, especially when the number of selected features is in the order of hundreds or thousands. The Latest version, 2. e. The same steps work perfectly fine in 2. This approach does have a limitation, as you see, that it The main reason I have not altered the label positioning is because on other areas of the map (not pictured), the road network is considerably denser. Sep 28, 2020 · 3. This plugin converts labels of the vector layer into a layer for annotation. Nov 11, 2016 · Use the Show labels for this layer option, select the field to label with and then click the data-defined button for the Color section as shown below: Then enter an expression like: CASE WHEN "Field" = 10 THEN color_rgb(0, 0, 255) WHEN "Field" = 15 THEN color_rgb(0, 255, 0) WHEN "Field" = 25 THEN color_rgb(255, 0, 0) ELSE color_rgb(0, 0, 0) END Sep 12, 2022 · On the image below there are contours; the lines are visible only if they intersects a polygon from a mask layer that is excluded with a filter. I'm using QGIS 3. May 18, 2017 · 4. Create filter rule "cadastral_1">0 and close the expression builder. 22, below the filter managed from atlas. Then in the "Advanced" tab under "Placement", change from "Around Centroid" to "Over Centroid". Jul 16, 2023 · Use the Set Labels from Expression button to open an Expression String Builder, where you can select a Field value to use for the text labels or create a more complicated expression, as you would for ordinary layer settings. I have followed the steps there, which use a one-to-many spatial join to generate separate features for each point that is within a buffer polygon in another layer (called buffers). Apr 2, 2022 · This can be useful for layers where the features cover the whole area (administrative units, categorical coverages, …). How can I solve the problem? Mar 24, 2019 · The labels are from both polygon and point shapefiles. What I want is a label to appear within the boundaries of a polygon. Sep 18, 2020 · 5. … and now we have it! It’s called Show label and you can find it in the Rendering section of the labeling dialog. They add details you could not necessarily represent using symbols. Dec 4, 2015 · In 2011, I wrote “ How to Label Only Selected Features in QGIS ” which ends with the wish that. 8 onwards you can use Geometry Generator to place labels. 2 days ago · 4. Feb 20, 2018 · Right click on your layer and go to Layer properties. The Style Manager dialog allows you to create a set of labels or text formats (ie the appearance of the text, including font, size, colors, shadow, background…). So instead of using 3 expressions above for X/Y/Rotation, go to the Geometry Generator under the Placement tab in Label settings, change the geometry type to Linestring, and paste the same expression used to generate the lines as above in the text box. Mar 11, 2013 · In the "Layer labeling settings" window, place a check beside "Label this layer with" and change the accompanying pulldown menu to the required label field. This is working fine, that is it is driving the pages correctly. A feature weight of 0 indicates that the feature should be treated as available space, while a weight of 1,000 indicates that the feature should not be overlapped by labels. Screenshot from QGIS 2. You can also activate scale dependent visibility on a layer from the Layers panel. “label_x” and “label_y”. Discourage diagrams and labels from covering features defines features to use as obstacles, ie QGIS will try to not place diagrams nor labels over these features. Select the underpoint "Placement" form the list with Text, Formating, Buffer, there can you find under "Data defined" the Rotation. 16. 6. Mar 20, 2017 · I currently work on a fork of easy custom labeling plugin, to enable automatic creation of label and linked header line. In QGIS, When exporting my point shapefile to KML, points label are not visible in Google Earth Pro. You have further options to reduce labels based on data driven override: in the tab Rendering set a data driven override for Show Labels: I used the same expression as above, just changed the last line to ) > 400 (remark the changed symbol > as well!): Jan 25, 2021 · Layers and groups higher up the sequence cover - partially or completely - lower layers or groups in the sequence, as they are made active, or visible. a possible solution : export from the composer the map in a raster format, with only the labels being activated (everything else being hidden, including the line vector) add the raster from the composer in your view, assign a transparent value (likely white) Place this raster layer below the vector The problem may be that your raster Jul 11, 2018 · I would need to label a layer excluding specific features based on the value of an attribute, i. Under placement select bottom middle, and under rendering show all labels and put Activate the Discourage labels from covering features option to decide whether features of the layer should act as obstacles for any label (including labels from other features in the same layer). You can create, edit, manage and export vector and raster layers in several formats. In the expression builder, expand the fields and values section. Jun 1, 2015 · Create a number field named e. You need to point to a column of unique values because QGIS is going to store the label override X,Y values to a temporary column and store the changes using unique values for each feature. this is from the SVG, edited in Inkscape. 🔽 C O N T A T T I 🔽S I T O 👉 http Nov 8, 2019 · Increase the label spacing, allowing labels to be placed further away from the feature they label. Another “data defined setting” like “show this label (true/false)” would be more intuitive. Learn how to use expressions in QGIS documentation, with examples, syntax, and functions for different contexts. Repeat step four for the "Y" and "Rotation" selections. Get started. 3 days ago · QGIS expressions are powerful tools that allow you to manipulate data and customize the appearance and behavior of your maps. Mar 13, 2018 · Take a look in the properties of the Layer and go to Labels. 3 Setting a label includes configuring the text format, and how the label relates with the features or other labels (through placement, rendering and callout ). Vector data is arguably the most common kind of data in the daily use of GIS. All the point data shown is in a single 2 days ago · We can’t cover every option in this course, but be aware that the Label tab has many other useful functions. I tried using the rule-based option with an expression like "NOME" NOT LIKE '% [_]FIUME%' but without success (all features are found). 8. Welcome to gis. This can be controlled from the Obstacles section: Activate the Discourage labels from covering features option to decide whether features of the layer should act as obstacles for any label (including labels from other features in the same layer). Mar 5, 2020 · Go to Rendering → Select Show all labels for this layer (including colliding labels) Select Show label and put the following expression "City" = 'Value' Repeat the above process for the second label layer to select the Unit field and give it the color you like. Feb 19, 2022 · Essentially, I'm looking for any solution that is the opposite of "Label every feature of a multipart feature" -- i. Feb 18, 2016 · 2. Reload QGIS. to label only one of multiple parts that have a common attribute, like MI or ON. Define a field in the attribute table for the roation. Mar 11, 2019 · Click on the label visibility button (see label with eye icon in screenshot below) Shift-click on the label you want to hide. The above is useful if you are going to position by hand some or all of the labels. Share. Formatting the label text ¶. You can set scale-based rendering, alter the rendering priority for labels in a layer, and set every label option using layer attributes. The red colored countries in the image are countries i consider highly vulnerable to freshwater shortages. Preventing labels from covering symbols in QGIS 3. Feb 11, 2014 · Yes, there is a feature called map tips that does exactly that. I select a layer, then select command Layer>Labelling, and I get: From here, I can change "No Labels" to "Show labels for this layer". Use the drop-down and hit "Edit". Press OK and the labels should appear on the map centred. Oct 14, 2013 · In the Layer properties select the Label page. qgis Jul 29, 2023 · The video demonstrates how you can labelling features in QGIS as well as how you can change the font and size of the label text. For the label at the start, use x_at(0) and y_at(0 Mar 7, 2019 · Using QGIS 3. Dec 29, 2016 · Right click the layer name you wish to label in the "layers" menu and click "Labels"> "Placement". In the Layout Manager dialog a report can be created through New from template by selecting the dropdown option Empty Report and hitting the Create… button. 13 Text formats in Style Manager dialog ¶. I'm trying to render both house numbers and icons for sirens on a map in QGIS. See here for details: Colliding labels for point features in QGIS. It runs from the context menu of the vector layer in the Layers panel. – Sep 4, 2019 · 8. In this case, it is impossible to avoid placing labels within these features, and it looks much better when placing them over the boundaries between features is avoided. In ArcGIS, I have used a mod () query to select the contours I wanted to label, and then labeled only the selected features. Create, edit, manage and export data. Nov 16, 2021 · In a single point dataset is it possible to get the labels to stop covering the symbols and be placed in a position that has white space automatically (i. 1. 16 on Windows 10. I follow these steps: In QGIS, my point shapefile has a name attribute. An obstacle is a feature over which QGIS avoids placing other features’ labels or diagrams. Label placement. Open the Labels tab for the point layer and select the "Blocking" option from the menu at the top. Manually rearrange the labels using the data-defined placement and the Label toolbar. 12. I also turned off the option for "Discourage other labels from covering feature in this layer" and the rendering is still slow compared with 2. sc zg qg of um qo wi wc ej aq