openlayers-3 Questions

4

I am using GeoServer and seed tiles on my server. The tiles are created successfully but i dont know which pattern the directory structure is following... (i.e. .../EPSG_4326_05/0_0/00_06.png) I wa...
Paulin asked 31/5, 2017 at 14:13

4

Solved

I'm trying to set the fill opacity of a vector feature in OL3 and can't figure out how to do it if I have a hexadecimal value...I've seen examples with rgba. Any suggestions? Here's what I have: ...
Crusty asked 17/1, 2015 at 20:46

2

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I want to zoom on the extent of all the features contained in a list. Firstly, I put my feature in a list: selectedFeatures = []; vector2.getSource().forEachFeature(function(feature) { var att ...
Jute asked 3/5, 2015 at 20:5

1

I used ol.interaction.snap but i want to get feature which point was snaped? snapInteraction = new ol.interaction.Snap({ source: Source.stationSource }); because of no event i can not get whi...
Horseleech asked 25/8, 2015 at 1:8

2

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I am trying to get the features from my vector layer. The vector layer is composed from a GeoJSON document loaded via Geoserver. I tried vector.features but in vain. Could anyone help with this?
Gratiana asked 30/3, 2015 at 16:58

3

I have a ol.StyleFunction set on a layer. function style(feature: ol.Feature, resolution: number): ol.style.Style { return ol.style.Style({ // stuff from the feature properties }); } Not all ...
Graupel asked 21/11, 2017 at 18:30

3

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How to disable DragPan interaction in Openlayers 3 (when map is already defined)? Also, why I'm unable to use mousemove event? I'm doing this: map.on('mousemove',function(e){ ...}); and it doesn't...
Chisholm asked 17/3, 2015 at 10:50

11

I have JavaScript application in OpenLayers 3, and my base layer is created from local tiles. I work only in my computer so I do not know why I have CORS error. var newLayer = new ol.layer.Tile({...
Riehl asked 31/1, 2017 at 18:37

3

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Now I'm moving my project from openlayers 2 to openlayers 3. Unfortunately I can't find how to show title (tooltip) for feature. In OL2 there was a style named graphicTitle. Could you give me advic...
Truax asked 7/3, 2016 at 16:18

2

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How to get Circle radius in meters Maybe this is the existing question, but I am not getting the proper result. I am trying to create a Polygon in postgis with the same radius & center getting ...
Gabo asked 25/8, 2015 at 11:35

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I'm trying to get the current center of an Openlayers map in lat/lon coordinates. I've got the following event handler setup: this.map.on('pointermove', function (e) { if (e.dragging) { console....
Waziristan asked 10/7, 2015 at 19:9

5

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Is there a way to use icons from Semantic UI or FontAwseome as markers icons in OpenLayers3 ? OpenLayers features the feature style Text that can be used as follows: var blackFill = new ol.style....
Melanism asked 7/1, 2015 at 0:12

4

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I'm trying to add makers on a OpenLayers 3 map. The only example I have found is this one in the OpenLayers example list. But the example uses ol.Style.Icon instead of something like OpenLayers.M...
Balata asked 19/6, 2014 at 20:35

2

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I am trying to add the new ESRI Vector Basemaps in OpenLayers 3. I have gotten so far as to display the layer un-styled by modifying the Mapbox Example published by OpenLayers. Clearly I had to r...
Palaearctic asked 28/4, 2017 at 3:13

3

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We have some layers that make use of a ol.source.XYZ source. For the loading strategy we use ol.loadingstrategy.tile(new ol.tilegrid.createXYZ({})). We need to ensure that all tiles have been compl...
Wellesley asked 11/10, 2015 at 3:25

2

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I have the current set up here: fully functional fiddle example and whilst I have managed to zoom to each polygon feature I would also like to display a centralised text label on each... the field_...
Tycoon asked 17/8, 2016 at 21:31

2

I want to draw a square around a marker. if I draw a large square the map should zoom out automatically so that we can see the square completely. If I draw a small square the map should zoom in aut...
Kishakishinev asked 1/12, 2016 at 7:43

2

I want to add a dashed stroke with two alternating colors to a feature in OpenLayers. Basically, I want to create a two color outline around polygon so that it shows up no matter what color the bac...
Perspiration asked 17/8, 2017 at 16:29

2

I have seen this info: https://stackshare.io/stackups/leaflet-vs-mapbox-vs-openlayers I'm developing at the same time a web application with react using OpenLayers. And I have to make the same app...
Poltergeist asked 30/3, 2018 at 14:9

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I would like to have a right-click context menu with the information of the point clicked. I.e. I right click on map, get a dropdown menu, here if I would pick 'add marker' or similar, I need to ...
Opium asked 26/8, 2015 at 3:58

2

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I'm having hard time figuring out how to filter layers using forEachFeatureAtPixel method. I was going trough documentation but without any success so far. I basically want to filter layers and app...
Fellini asked 5/4, 2018 at 11:16

2

I am writing a page where you can view both details about an area and a map. The details are on one tab and the map on another. The relevant portion of the HTML is below and the classes are from Bo...
Flanna asked 25/9, 2014 at 9:14

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I have a custom styling that shows/hides features on the map, but when it is applied it doesn't activate until the map refreshes due to a feature update, but I need it to trigger immediately. I tr...
Limes asked 23/6, 2015 at 8:28

3

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I can't find a way to go from a feature in a selection event to a layer that it may be a part of without traversing all the features of all my map layers, or storing an artificial layer ID within e...
Suburbicarian asked 8/7, 2015 at 15:52

2

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It seems like raster tiles have started to go out of fashion, but still, I need a solution to do it somehow for my QGIS Server's WMS. Up to this point I have tried TileCache, but I couldn't make i...
Progressist asked 28/7, 2015 at 9:40

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