Questions tagged [openlayers]
Use when the version you are using of the OpenLayers JavaScript client toolkit is 3 or later
3,640
questions
2
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0
answers
97
views
building forms dynamically
I found this previous post How to edit feature attributes with openlayers? and wanted to make forms dynamically.
I tried making a variable and using a getProperties function but that didn't make ...
- 336
1
vote
1
answer
2k
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How to create openlayers3 Popup with OpenLayers.Popup.FramedCloud UI design
I want the look of popup in OpenLayers.Popup.FramedCloud to my openlayers3 popup , that makes my highlited feature more clearly and the information is shown in the popup as table form data.
- 421
1
vote
1
answer
40
views
Creating p:commandlink in Popups in OpenLayers?
How do I create p:commandlink in Popups can be called to a bean method like actionListener="#{offLineMapsTestBean.fetchInstList(variable)}"?
I tried with this code:
map.on('click', function(evt) {
...
- 51
3
votes
1
answer
2k
views
OpenLayers3 how to limits the drag range of the map
I use OpenLayers3 to display a tile map, but there is a blank area on the top and bottom of the map, how to limit the drag range so that it does not display the blank area.
- 45
2
votes
0
answers
441
views
Apply SLD to WMS Layer by OpenLayers 3 [closed]
I want to change SLD of WMS layer. I think everything is well but SLD does not apply to layer.
Here is the code:
var SLD = '<?xml version="1.0" encoding="UTF-8"?>'+
'<StyledLayerDescriptor ...
- 143
3
votes
1
answer
4k
views
Zoom-in to by coordinates of location in OpenLayers 3
I'm trying to zoom in to location by coordinates after click on one item from autocomplete list.
$("#template-custom").easyAutocomplete({
url: "Toponimos-red.json",
getValue: ...
- 71
1
vote
0
answers
970
views
504 Gateway Timeout only with 1 kind of mapserver request (TileWMS in OpenLayers 3) [closed]
I'm very new to GIS. With MapServer, I'm calling four kinds of data, but only with this one am I having some HTTP 504 error message randomly. The other three never have that error, but only with this ...
- 223
1
vote
0
answers
254
views
Calculate BBOX by latitude and longitude [closed]
How openlayers3 generate BBOX by latitude and longitude.
I want to generate BBOX for GetFeatureInfo request by latitude and longitude in C#.
1
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0
answers
513
views
OpenLayers 3 editing properties in application through form
I have a web page built with the QGIS webappbuilder by Boundless and the WFS-T widget. Right now, the comments say that it only currently supports geometry updates. I wanted to know if it would be ...
- 336
1
vote
0
answers
131
views
Clipping single tile layer with georeferenced polygon
I have very similar question to this one. The difference is I would like to clip only one layer that is not a base layer. I like the solution purposed in mentioned question, but unfortunately it clips ...
- 36
0
votes
1
answer
1k
views
How to create GeoJSON constructor in openlayers 3?
I wan't to add several GeoJSON-overlay layers from a Postgis-database to an Openlayers 3 map.
I want to define the source as well as the style, the layer is rendered in ol 3.
Actually I'm using a ...
- 1,286
1
vote
1
answer
653
views
Pass map to function in OpenLayers3
The code snippet below creates a map variable locally inside an init() function. I am getting errors such as this.map.getLayers and map.getLayers is not a function or cannot read property getLayers ...
- 640
1
vote
2
answers
264
views
Weight style on OL3
I'm approaching to OL3 and I need to see different size for each element of this geojson file:
http://www.acuriousanimal.com/thebookofopenlayers3/data/world_cities.json
by using his "POP_RANK" value.
...
- 103
2
votes
2
answers
3k
views
OpenLayers 3 - different style/marker for each point on a MultiPoint feature
I have a MultiPoint feature with the following GeoJSON:
{
"type": "Feature",
"geometry": {
"type": "MultiPoint",
"coordinates": [
[
-123,
...
- 133
1
vote
1
answer
1k
views
Propagating mouse wheel event in OpenLayers 3 overlays
I'm implementing a mapping application with OpenLayers 3.
When there are too many overlays on the map (say you had to add too many location pins - see picture below), certain parts of the view-port ...
- 393
1
vote
1
answer
951
views
OpenLayers Vector layer projection
I use OpenLayers to display an OpenStreetMap map and on top of that I want to add a vector layer with features. But it seems that I have a problem with the projection of the vector layer or the ...
- 53
1
vote
1
answer
1k
views
Openlayers 3 reloading the map after updating features
I'm trying to add and move features on my map. These updates come through a form, so after the data has been updated I want to reload the map to see the changes. I've tried the old
map.updateSize();
...
- 153
7
votes
2
answers
12k
views
How to style a LineString feature to be red colored?
I try to add Features with LineString geometries in different colors to a ol.source.Vector.
I tried to do this with the following code:
var myFeature = new ol.Feature({
geometry : new ol.geom....
- 73
5
votes
2
answers
3k
views
Adding hyperlinks to pop-up data in qgis2web?
Does anyone know if it is possible to add hyperlinks to image fields etc. in the pop-up windows of Qgis2web?
I've had a look in the layers javascript file, but the image source path isn't rendered ...
- 282
1
vote
0
answers
187
views
Adding tiles generated using gdal2tiles to OL3
I had generated tiles using gdal2tiles and had put up all my tile images here http://localhost/maps/.
The XML generated from gdal2tiles
<?xml version="1.0" encoding="utf-8"?>
<TileMap ...
- 2,986
1
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0
answers
935
views
OpenLayers 3 / LayerSwitcher: how to link each layer with its legend?
I can manage my layers by the LayerSwitcher panel. The legend is created by HTML, and I post it on the site by:
Document.getElementById ("legend") style.display = "block";
What I want: When I check ...
- 81
1
vote
0
answers
227
views
Can't see the problem with this GeoJSON
I'm almost crazy with this. Why can this work:
var featureStyle = new ol.style.Style({
stroke: new ol.style.Stroke({
color: 'green',
width: 3
})
});
...
- 2,140
1
vote
0
answers
1k
views
Using ArcGIS Server WMS with OpenLayers 3?
I have installed ArcGIS Server on my server, and have published a service called "background2". "background2" contains two layers: "passage3" (line layer) and "parcel_utm_rrr" (polygon). I have ...
- 21
3
votes
1
answer
280
views
Rendering polygons outside latitudes [85,-85] in OpenLayers 3
I have some polygons I am drawing on an OpenLayers 3 map.
Some of these are above latitude 85, and used to be rendered fine with OpenLayers 3 v3.15.1: https://jsfiddle.net/adlerhn/98mn4w5z/
However,...
- 299
1
vote
0
answers
1k
views
Display different layer based on zoom level with OpenLayers 3
I am new to OpenLayers and I was making a demo application which displays administrative areas based on zoom level. I am getting an error Cannot read property 'register' of undefined in map.events....
- 11
2
votes
1
answer
2k
views
OpenLayers 3: Center ScaleLine in target DIV
I am displaying a scale in a DIV:
I would like to display the scale in the center of that DIV.
There does not seem to be an option for that so I am trying to use CSS.
The following, however, does ...
- 6,647
1
vote
1
answer
839
views
Openlayers 3 - how to override handleUpEvent in PinchZoom interaction?
In Openlayers 3 I've been unable to get my attempts at overriding the ol.interation.PinchZoom's handleUpEvent to work. I've tried a few different ways, but but below is a basic example of what I've ...
- 8,232
1
vote
1
answer
2k
views
WFS layer not showing in openlayers
I am trying to show layer from Geoserver as WFS with OpenLayers, but when I open http://localhost:8080/geoserver/www/Geoinformatika2/index.html, it gives me only OSM map as a base, but there is no ...
- 531
1
vote
0
answers
606
views
How to generate all the WMS layers getGetFeatureInfoUrl details into iframe?
With this code I am able to generate only the last layer GetFeatureInfo response only, I am able to display all the layer URLs but how am I able to show all the layers details in the iframes (number ...
- 421
2
votes
1
answer
2k
views
Error Adding GeoJSON in Openlayers 3
I try to add GeoJSON layer to my openlayers 3 by the following code.
new ol.layer.Vector({
title: 'added Layer',
source: new ol.source.GeoJSON({
...
- 125
2
votes
1
answer
353
views
Splitting data from GeoServer layer into multiple layers with OpenLayers
I have a GeoServer layer that contains all buildings (houses, schools, library, museums) with their locations, data is stored in PostGIS database, and now creating a geoportal for showing that online ...
4
votes
1
answer
369
views
Problem with showing WFS layer with OpenLayers
I'm using OpenLayers and GeoServer in combination with Apache for creating GIS-based WEB application.
I have created layers and styled them in GeoServer, but when I try to load those layers with ...
- 531
-1
votes
1
answer
439
views
OpenLayers 3: get EPSG code of defined vector
The following code adds a GeoJSON from a string to my map. As long as the coordinate system of the added layer and the one of the map coincide this works fine.
var s = '{"type": "FeatureCollection","...
- 6,647
3
votes
2
answers
3k
views
OpenLayers3 + Cesium add 3D Models
I created an Openlayers3 Bing map and then I converted to 3D view with Cesium. Is there a way to add a 3D Model on my 3D map?
3
votes
3
answers
9k
views
OpenLayers 3 Style - text label with size not depending on scale
I try to label polygons from a WFS-Source with an attribute. This works fine, but my problem is that the size of this label is scale depending. It has the same size on every scale. But i want it to ...
- 139
0
votes
2
answers
5k
views
OpenLayers ECQL BBOX and INTERSECTS: Can I set SRS name?
I am using GeoServer and am trying to understand one problem:
Using this statement returns successfully the polygon intersecting with my BBOX. The layer is EPSG:2193
http://myserver/fwsys/wms?service=...
- 111
0
votes
1
answer
512
views
Openlayers3 - reproject a point from EPSG:4326 to EPSG:2193
I need to reproject a point from EPSG:4326 to EPSG:2193.I tried to achieve that doing the following:
Updated: Here is the little Angular2 service that I wrote: It takes a coordinate and and tries to ...
- 111
1
vote
1
answer
1k
views
OpenLayers 3: Digitizing holes (donut polygons)
I am working on an OpenLayers 3 digitizing tool, which works very fine at this point.
I would like to add a functionality that lets me add holes to existing polygons.
I know this is doable in ...
- 6,647
2
votes
1
answer
418
views
ol.interaction.Draw deleteCondition not working with Point feature
I'm not able to delete a point no matter which condition I write in deleteCondition.
It works with LineString and Polygon but not with Point features.
My version of OpenLayers is 3.19.1
Here is an ...
- 171
3
votes
0
answers
1k
views
Heatmaps with local maxima, weight, API functionalities
I am looking for a heatmap vizualization on a map, which shows:
local maxima: that means that you always see some "red spots" regardless the zoom. See the picture below.
enables to set a weight to ...
- 31
1
vote
3
answers
1k
views
find XY values of Great Britain and Northen Ireland
I'm using Openlayers 3 to show the map of Great Britain and Northern Ireland. For that I need to provide the extent values of GB and Northern Ireland. I tried in google and couldn't find a proper ...
- 121
1
vote
1
answer
620
views
OpenLayers 3, drag to scroll page
I have a website where an OpenLayers 3 map fills part of a page. The site is intended for mobile viewing, and my problem is that I'm not able to scroll the page by pushing and dragging on the map.
I'...
2
votes
1
answer
194
views
How to get the previously added layer information for getGetFeatureInfoUrl?
I am able to fetch the getGetFeatureInfoUrl for the currently selected layer, is it possible to fetch the last added layer FeatureInfo on the map?
My code currently is:
<!DOCTYPE html>
<...
- 421
1
vote
1
answer
1k
views
How to create a custom Tile-Map with its own extent in OpenLayers 3?
I am a newbie to Openlayers and currently dealing with a problem in setting up a custom tile-map. I have a base tile at zoom = 0 as png which has an extent of 56 by 56 kilometres and a resolution of ...
- 41
5
votes
1
answer
6k
views
OpenLayers 3: Change drawing style, but keep style of previously drawn features
I created a vector and a drawing interaction:
// Create feature collection and vector
var featureCollection = new ol.Collection();
var vectorSource = new ol.source.Vector({
features: ...
- 6,647
1
vote
1
answer
917
views
OpenLayers3 - Add a source.vector from String, not url (for Layers)
The current way to add layer from KML file is:
var urlToKml = someUrl;
var vector = new ol.layer.Vector({
source: new ol.source.Vector({
url: urlToKml,
...
- 147
1
vote
1
answer
958
views
OpenLayers 3: keep sketch after measuring
I followed the official OpenLayers 3 Measure example to implement measuring in an application.
It works fine, but when I finish my sketch by double-clicking it dissappears. In the following ...
- 6,647
0
votes
1
answer
611
views
Changing opacity of map outside feature in OpenLayers 3?
I want to change opacity of map outside feature (which is closed polygon) in OpenLayers 3.
Is it possible?
- 103
10
votes
1
answer
3k
views
OpenLayers 3: getting rid of 'blue dot' selection icon
I am working on a digitizing tool.
There are four buttons as of now:
add point
add line
add polygon
remove geometry
The user always starts by first drawing some geometries. I am using the Draw ...
- 6,647
1
vote
0
answers
271
views
CORS issue with OpenLayers3 getGetFeatureInfoUrl [duplicate]
In an Angular directive I'm trying to create an Information tool with OpenLayers 3 using the getGetFeatureInfoUrl method. I've set up a function which is using $http to return the info as JSON:
//...
- 125