OpenLayers is a JavaScript library for creating dynamic map widgets for web sites.

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2
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121 views

WFS - From PostGIS to Shapefile with GeoServer

From Server side, I'm using GeoServer and from client side I'm using OpenLayer to allow the users see the layers(PostGIS) on the map. The new requirement is that the users may download layers in ...
2
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316 views

WFS filter query does not return points (selected from polygon)

I'm a newbie to OpenLayers (and JavaScript for that matter) and hoping you can offer some advice. I have been referring to examples http://openlayers.org/dev/examples/wfs-filter.html and ...
2
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118 views

OpenLayers - Pre cache layers on Client

We are using GeoServer and OpenLayers to display our data. We have a static WMS layer and several dynamic WFS layers. I want to use client side caching of the WMS layer at different pre-defined zoom ...
2
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92 views

OpenLayers - Weird behaviour when a feature is zoomed in

The problem is when I zoom on a feature inside OpenLayers with any browsers, at a certain zoom level the feature flip like you can see in those pictures
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326 views

Are there any examples of WCS getcoverage requests done using ajax?

I am looking through openlayers to try to figure out a consistent format for generating views of coverages that can satisfy any wcs server, but mainly I'd like to get geoserver coverages. While I've ...
2
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265 views

working with multiple wfs-t layers

I am using multiple wfs layers and using editing tools in that like edit,draw,save etc. The code is shown here...... var district = new OpenLayers.Layer.Vector("district(wfs)", { ...
2
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484 views

how to search a vector/wfs layer

I'm using Geoserver/PostGIS/openLayers I've succesfully set a vector layer. And now I'm trying to create a search functionality. But something goes wrong. First I set up the layer and add some basic ...
2
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324 views

Print and Export Functionality on web GIS application built with OpenLayers+GeoExt+Extjs+Heron Configuration

I have used OpenLayers+Extjs+GeoExt+Heron configuration to create a thin mapping client. I have added print icon to the client using heron.options.map.toolbar (type: printdialog, options: {printURL ...
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272 views

Mapserver+openlayers: displaying a shapefile with Cylindrical Equal Area (Lambert) projection

I have some shapefiles in "World Cylindrical Equal Area (Lambert) projection". The .prj reads: PROJCS["World_Cylindrical_Equal_Area",GEOGCS["GCS_WGS_1984",DATUM["D_WGS_1984",SPHEROID["WGS_ ...
2
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99 views

Cannot reselect polygon after modify

I've got various vector layers on a OL map. On one layer I have a few draw controls. If I draw a polygon I can select it (the whole pop-up thing works). This also works for all the other features. ...
2
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180 views

Projecting PostGIS in Openlayers

I have a layer(base layer) with MultiLineString Geometries and now I need to project the layers(overlays) in the base layer from PostGIS using OpenLayers. However, I got an idea how to project table ...
2
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385 views

Openlayers text layer is not working

I am trying to load markers from a text file using openlayers text layer, but no marker is shown, text file and icons are in same directory. However I am able to show markers using marker layer. My ...
2
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114 views

Projection declaration in dojox.geo.openlayers possible?

I am trying to integrate some maps of my own into the dojox charting demo and I had success in exporting a shapefile (externally, i.e. with my own parser) to the dojo JSON map format. The map is in ...
2
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0answers
49 views

Is it possible to have transition between switching base layers

I use OpenLayers to display several maps. While transitioning between Google Map layers, the new layer is superimposed onto the old one. But for OpenStreetMaps, there is this empty void in between ...
2
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758 views

How to add multiple nested node in GeoExt

I have following codes, but i want to add severel parent>child>chill>child>child (4 level inside) nodes with all check box options (for user choice) in the tree panel, in fact sum of all these (parent ...
2
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65 views

Features disapearing

When I add a polygon feature it shows on the map. When I add another one the first one disappears. The code for adding is below: $.postJSON('@Url.Action("GetLayers")', { "planId": planId }, ...
2
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351 views

OpenLayers BBOX sending double requests

I've implemented a openlayers bbox strategy on a vector layer. I have my server return a nice jsonp object wrapped in the callback given by the request. The problem is that during normal use of the ...
2
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280 views

Openlayers, valid zoomlevels are offset by 1 level. Why?

I have an openlayers based web app, map object is initalized like this: p4326 = new OpenLayers.Projection('EPSG:4326'); p3857 = new OpenLayers.Projection('EPSG:3857'); //initialize map object, bind ...
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185 views

Displaying text from dxf in Openlayers

I managed to import .dxf into Postgis table, and now have, among others, rows with Point geometries and values in text column (which corespodent with Label values from ACAD .dxf). What is the best ...
2
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152 views

dojox.geo.openlayers roadmap?

I'm curious as to the future of dojox.geo.openlayers. Presently is seems only to be a solution for positioning widgets on the map but I can imagine developing a suite of map specific dijits such as ...
2
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0answers
307 views

Creating a Geodesic Polyline Buffer in OpenLayers

I have a feeling that the answer is going to be 'You can't do that without some very complex coding' but I thought I'd go for it anyway. I recently asked a question on how to create a Polyline Buffer ...
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226 views

OpenLayers ArcGIS93Rest layer not showing up

So this seems like it should be super obvious, but I can't for the life of me figure out why I can't get any ESRI layers to show up on my map. I've tried different layers and messing around with the ...
2
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238 views

WPSExecute Format Issue

I have: function createWPSExecuteRequest(namespace, layerName, popFilter) { var request = OpenLayers.Format.XML.prototype.write(new OpenLayers.Format.WPSExecute().writeNode('wps:Execute', { ...
2
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265 views

Anyone have success with OpenLayers and ArcGISCache?

OPENLAYERS Has anyone had success using OpenLayers and the ArcGISCache layer beyond the examples? I'd like to mix tiles with different resolutions and although they seem to scale correctly they do ...
2
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204 views

How do you emulate a right click on a tablet/mobile device using OpenLayers?

I'm trying to make my OpenLayers mapping application work for mobile devices and one feature I haven't figured out how to emulate is the 'handleRightClicks' Control Click option. Anyone know how to ...
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668 views

OpenLayers.Popup.FramedCloud won't autosize

I don't see why this shouldn't work, but it doesn't.. :P var popuphtml=""; $.each(persons.persons,function(i,item){ if(item.in_loc == feature.attributes['locid'].substring(8)){ ...
2
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204 views

How to install OpenLayers in drupal?

I have been trying this for a while without success. After installing the OpenLayers module in drupal 7.14 and trying to configure it i get the following error: Cannot establish a connection to the ...
2
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0answers
116 views

Instalación masiva de QGIS - Automated installation of QGIS

Solicito lo siguiente requiere la línea de comandos que permitan realizar la instalación automatizada o desatendida para poder enviarla desde SCCM para la Instalación de QGIS Google Translate - ...
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376 views

Zooming the map after filter

I have wms layer and after i do cql filter on this. And now i want to see result. I want map zoomed to this result. My code. ex=layer.getExtent(); map.zoomToExtent(ex); But getExtent() returns ...
2
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0answers
168 views

Rerendering OpenLayers in JSF2

did anyone try rerendering OpenLayers in JSF2? I am using a4j:ajax events, I mark the render atribute with render="map" where map is naturally the id of the openlayers div tag, and I use ...
2
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100 views

When using OpenLayers plugins maps, can I have Longitude/Lattitude labelled on my grid when using the Map composer in QGIS?

Using OpenLayers plugins maps, can I have Longitude/Latitude labelled on my grid when using the Map composer in QGIS?
2
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464 views

How to set up multiple Content.ftl files in Geoserver?

So today i started to play around with the content.ftl file for geoserver to change around the popup style. In playing i've discovered that if i call in my content.ftl file which contains code for a ...
2
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0answers
910 views

GeoExt (ExtJs + OpenLayers): bug in IE9 when try to change map_panel from container A to container B

Techonology: GeoExt, which combines ExtJS with OpenLayers I am trying to dynamically change the app layout by changing a map_panel from container A to container B, and vice verse; basically, for each ...
2
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0answers
618 views

dateline issue: wrapDateLine with MapFile

I am using wrapDateLine properties for OpenLayers.Layer.WMS for handling dateline issues. The problem with wrapDateLine is that I am getting the same polygon repetitively around the wrapped map as a ...
2
votes
0answers
557 views

OpenLayers WMS overlay tile projection

We are using OpenLayers for our GIS Application and we have base files from Ordinance Survey for UK maps. For creating WMS layers, we are generating tiles of 256 x 256 through Sharpmap Library but ...
1
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0answers
8 views

custom SVG label style - openlayers

My goal is to display rotated labels for roads on my openlayers based webmap. The problem is actually solved (with a custom SVG solution), but i have some problems with the styling of the labels. As ...
1
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0answers
16 views

Create vector layer from feature collection in OpenLayers

I have used a WPS process gs:UnionFeatureCollection to compute the geographical union of two collections of WFS vector features. The process returns a collection of features which I intend to display ...
1
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0answers
11 views

Openlayers pop-up FeatureSelected doesn't invoke even FeatureClicked works well

My code snippet is: //Vector Layer with listeners: var vectorLayer = new OpenLayers.Layer.Vector("Kuzzular"); vectorLayer.events.on({ 'featureselected': function(evt) { var ...
1
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0answers
10 views

Geolocation Ptojection Transform is not working for custom coordinate system

I am using Openlayers API and I have a custom projection and I defined it to my geoserver named "EPSG:51100". I have a custom tile map. var tms2013 = new OpenLayers.Layer.TMS("2013", ...
1
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0answers
27 views

UTFGrid and custom tiles in OpenLayers

This is my first post here so I apologize in advance if a convention is escaping me in the question format. I am trying to display information from utfgrid in OpenLayers. I am using custom tiles in a ...
1
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0answers
28 views

Multiple Leaflet maps on website in different divs

I'm pretty new to leaflet.js and I'm trying to figure out how to assign the same map with the same set of options and layers to a different HTML container instead of having to remove and add a new one ...
1
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0answers
19 views

OpenLayers Multiple Maps Problem (maps leave blank)

I try a round with OpenLayers and was very impressed how mighty it is. But I have a problem (maybe a easy one, because I am not so trained in js). After adding additional maps all maps leave blank, ...
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0answers
24 views

Print preview showing distortion in layers from GeoServer via MapFish and OpenLayers?

I have an application which shows the print preview before printing the map and the problem is that the layer is distorted in the first image but when I zoom into the map the distortion goes away. I ...
1
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0answers
17 views

How to change dialog box with jQuery Mobile on OpenLayers

I have a problem with dialog box made with jQuery Mobile on OpenLayers. I want to make a popup box instead of a dialog box, but when i click the point the info for the point appears at different ...
1
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0answers
14 views

OpenLayers WMSGetFeatureInfo Windows Mobile

I have built an app using Phonegap build that uses OpenLayers 2.13.1 with wms layers from geoserver and I have a WMSGetFeatureInfo control set up. When I click a point on Windows phone 8, the error I ...
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0answers
15 views

Shifting problem with mapfish

I'm using OpenLayers 2.13 with GeoExt and mapfish print module for GeoServer. I've a map composed of a WMS layer and a vector layer. On my web browser everything is fine but when I print this map into ...
1
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0answers
15 views

How to Create SLD Label with Non-Latin Languages

I create a OpenLayers WMS Layer with my map server url. I want to Style this with SLD_Body. I defined My SLD_Body and want to labeling it. but My Label Map is with non-Latin language and after ...
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0answers
16 views

Openlayers external GeoJSON error handling

I'm making a map which refreshes itself in a given interval and shows the progress of objects on a vector layer with information from an external GeoJSON file. When the server is not accessible, or I ...
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0answers
24 views

POST not implemented

I'm developing a client wps modifying the example WPSDemo.js from http://suite.opengeo.org/4.1/processing/wpsclient/index.html . I'm using zoo-project as WPS server. I'm trying to invoke the "buffer" ...
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0answers
23 views

Draw linestring programmatically using draw control

I want to draw linestring feature programmatically which can be done from draw control of openlayers which can inherit default behavior of draw control that is modification, selection, undo, redo etc ...