5,187 questions
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Open Layers WebGLTile GLSL "Hello World" Example
I'm using OpenLayers for a React project and everything is going very well. I'd like to extend the WebGLTileLayer class to eventually be able to apply GLSL to web tiles (for raster smoothing, ocean ...
0
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0
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37
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Unable to properly set zoom level on different devices via OpenLayers
I have tried everything and can't seem to figure out how to properly set the zoom levels differently on map initialization and load for different devices. The goal is to have the "United States&...
0
votes
1
answer
18
views
How to detect openlayers features at pixel with no fill
I just upgraded to OpenLayers 10.4 from version 4.5. I need to get all features at point, where a user clicks. So I use
map.forEachFeatureAtPixel(pixel, function (feature, layer) { .... }));
It works ...
- 918
0
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57
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How to construct OpenLayers 10 Polygon
I can't seem to successfully build a Polygon in OpenLayers 10. I can't trace the code any deeper, and for the life of me, I can't find any examples of creating a Polygon for OpenLayers 10.
Here's the ...
0
votes
1
answer
48
views
Geolocation with OpenLayers
I'm working with Remix on an OpenLayers project.
Utilizing navigator watchPosition, some layers and features, I can easily track the user's position, move the user's marker, and adjust the center of ...
0
votes
1
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85
views
Popup image on hover from inside a textBox
After a while searching for some ideas, I found this Leaflet example to show an image when the mouse hovers on a feature. However, I have a textBox (innerText) in OpenLayers showing several attributes ...
- 9,090
-1
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22
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How to Integrate Bing Maps Traffic Layer into Open Layers
I am currently developing a web application using OpenLayers and aim to integrate Bing Maps' traffic data as an overlay. While I have successfully added standard Bing Maps layers using ol.source....
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42
views
OpenLayers: How to prevent shapes from hiding when using declutter: true for labels?
I am using OpenLayers v7.5 to display point features with icons and labels on a VectorLayer. To prevent label overlap, I enabled declutter: true, but this causes both icons and labels to disappear in ...
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34
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OpenLayers 10.3 and topojson
Starting from OpenLayers v. 10.3 I can no longer load topoJSON files which worked till 10.2.1. Here's what happens:
-I made no changes in js code. A layer is configured as follows
var vectorLayer =...
- 1
-1
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0
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61
views
How to use a local asset as a OpenLayers 10 icon?
I am trying to use a local SVG file for a marker icon in OpenLayers 10, but I can't seem to get it working. Both the options src and img don't accept the path to the asset (OL throws the error A ...
- 274
1
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47
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I having trouble with both geolocation and vector features appearing at the same location but only one working at a time
I am working on a React component using OpenLayers to render a map with GeoJSON features and track the user's geolocation. The map initializes, but:
The GeoJSON features do not render.
Clicking &...
0
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126
views
How to place canvas under Openlayers layers with web workers
I am working on a project using OpenLayers with Vue3, where I have a map containing layers with features. Additionally, I have a canvas that I frequently draw on.
I need the canvas to be positioned ...
0
votes
1
answer
59
views
React native + Open Layers can't call JS functions
I am trying to develop an OpenLayers application using react native.I have 2 projects.The first one has 2 JS functions that i want to call inside the react native project using the WebView component. ...
0
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0
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53
views
How to alter request header of XYZ (or ImageTile) source in openLayers
is there a way to alter the request headers that XYZ (or ImageTile) source sends to the server? As for now, I put the data as part of the url via tileUrlFunction, but I would prefer it not to be the ...
- 182
0
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1
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39
views
How to show the amount of features if a cluster is being showed
In case the point is part of a cluster (i.e. it has more than one feature), I want to show the quantity of features. I used to do it like this with a VectorLayer:
const clusterSource = new Cluster({
...
- 3