I'm currently successfully displaying multiple layers using OpenLayers (Vector and WMS). My application allow the user to modify some parameters, which will : * modify bound * modify map center * modify the WMS image I use Ajax to avoid page relo...
I basically want this OpenLayer functionality in Google Maps:  new ol.layer.Image({   source: new ol.source.ImageWMS({     url: 'someUrl',     params: {       'LAYERS': 'someLayer',       'SRS': 'EPSG:3857',...
I have a Leaflet javascript web application which uses WMS to make calls to GeoServer. The returned object is Geometry plus attributes. While the Geometry (polygons) render fine as Counties in the US, I need to make the Counties layer to show differe...
I have seen some example related to WMS Get Feature Info like :  http://openlayers.org/dev/examples/getfeatureinfo-control.html  In this example they are using    OpenLayers.ProxyHost = "proxy.cgi?url=";   My question is :  How we can setup o...
I have configured a PostgreSQL v9.5.12 database with the PostGIS v2.4.2 extension. I use GeoServer v2.13.1 to render the tables of the database as WMS Layers and visualise them in a webapp using Openlayers (v4.6.5). The projection used is EPSG:31255....
I was wondering how to make a wms layer transparent using openlayers.  The current javascript for each non transparent layer is below:  var lyr_GDPSETAAirtemperatureC = new ol.layer.Tile({                         source: new ol.source.TileWMS(({...
I use the following block of JavaScript to try to show a WMS layer. I'm using OpenLayers 2.8.  The map's base layer (Openstreetmap) shows correctly, it zooms to the correct area, the "pyramid" layer is shown in the layer switcher, but...
I am currently working on a GIS holding a large amount of layers (up to 20 / 30). The map is rendering tiles in a really slow way.  It was previously written with OpenLayers 2.x, and we didn't face this performance bottleneck.  Our layers are usi...
I can show the wms raster into google maps, but its dislocated. The coordinate system of the image is right, everything seems to be ok, but the raster doesn't fit well .Here is my code:              SLPLayer =    new google.maps.ImageMapType (...
I have an Openlayers3-map with more than one WMS-Layer. I want to add a button (for every queryable layer) so the user can decide to query the wms-layer or not.  var getfeature = function(click) {     map.on(click, function (evt) {         document.g...

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