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

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4
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122 views

GeoServer pregeneralized layers not working as expected

I've set up GeoServer 2.1.4 and installed the feature-pregeneralized-2.1.4.jar plug in and processed my shape files into each of their separate folders with the generalized shapefiles and I've check ...
4
votes
0answers
632 views

OpenLayers: WFS request to GeoServer to retrieve “name” & “featureNS”

Using WFSGetCapabilities I sent a GetCapabilities request to GeoServer. From the result of WFSGetCapabilities().read(), I can loop each featureType and retrieve some basic info(e.g., name, title, ...
3
votes
0answers
60 views

Editing PostGIS topology in a web browser

I am trying to conceptualize the best process for editing topology from PostGIS in a web browser. Ideally what I would like to accomplish is the loading of a topology (imagine the lower 48 states of ...
3
votes
0answers
74 views

How to determine and send alert SMS for next bus stop in a GPS tracking system?

In my gps tracking system (PHP/MySql) I have got 5 Stops for a vehicle. Whenever the bus reaches stop 1, the passengers at stop 2 should get an SMS alert. And in the same way for the sops followed ...
3
votes
0answers
283 views

Using Custom Map Projection On Leaflet

I have an application displaying a EPSG:3414 map running on Openlayers - jsfiddle working sample that works. I am trying to implement the same on Leaflet - jsfiddle non-working, it is not working as ...
3
votes
0answers
124 views

OpenLayers and external CSS

I am using geoExt and OpenLayers to plot some map. Everything worked well until I had to add some styling. To display it on the webpage, I need to use the CSS of my university and once I do that, I ...
3
votes
0answers
69 views

Help with WPS.client

Hy! I am trying to make an application which will test if any of the segments (multi line layer acquired from GeoServer) intersects with polygon acquired using OpenLayers.Protocol.WFS.fromWMSLayer, ...
3
votes
0answers
349 views

Openlayers 2.12 + Firefox 15 = OSM Layer not showing

I know it's due to the new Access-Control-Allow-Origin in OL 2.12, but it is still not functional to me. I've followed instructions on here on stackoverflow. Firefox version 15.0.1 Apache2 config ...
3
votes
0answers
2k views

How to edit Attributes on WFS Layer through Popup?

I am working on a project for university. So far I have displayed WfsLayers which can be select from a panel, also I can click on my points whereupon a Popup will show up with some information which ...
3
votes
0answers
119 views

GeoJSON support in ArcObjects 10 .NET

i am currently trying to build a geoprocessing application using OpenLayers and ArcObjects, I have some features that user draws on openlayers and i need to send these features to arcobjects for ...
3
votes
0answers
491 views

Requesting multiple features on different layers

The case: A lot of features need to be rendered on an openlayers map. Drawing all features on the map (WFS) causes performance issues (especially in IE). Therefore I have chosen to use WMS so that the ...
2
votes
0answers
36 views

Is it possible to link Google maps API for business from Openlayers?

I want to know whether it is possible or not? to get Google's 3 layer types in openlayers, nothing more. Just I came across a web-page about supplying private key from openlayers to google maps for ...
2
votes
0answers
80 views

It is possible put highcharts chart in openlayers popup?

As title. I build a openlayers map on my website. and there are many feature vector on the map. now I want to put a highcharts charts in popup. to show the temperature in every city something Like ...
2
votes
0answers
35 views

How to find X and Y of clustered features?

How can I find longitude latitude values of clustered features? Please look the image. I hope you understand my question. I need to find out the X and Y of clustered features on every zoom levels. ...
2
votes
0answers
76 views

Add a layer as input with code of OpenLayers / GeoExt using GeoServer

I try to develop a GIS app with raster data. I have integrated the code of the following openlayers example in my app. http://dev.openlayers.org/releases/OpenLayers-2.13.1/examples/wps.html I have ...
2
votes
0answers
40 views

Unable to correctly visualize vector map on Google Map using OpenLayers

I am unbale to draw vector layer on google base layer. Geometry is getting displayed but in wrong place. unable to find out where I am making mistake. var map = new OpenLayers.Map({ div: ...
2
votes
0answers
44 views

Save WFS layers multiple records with geoext editor grid

How can I save multiple records after modification with geoext editor grid? The saving is working fine if I modify only one of the records, but it fails when I try to save multiple modifications. I ...
2
votes
0answers
69 views

Openlayers waits for base layer until loading other layers, is paralleled loading possible?

I am loading a base layer from OSM and a WMS layer from my local geoserver using the latest stable openlayers (2.13.1). Performance is okay, but openlayers seems to wait for the base layer to load ...
2
votes
0answers
172 views

Use of Geoserver raster processes within OpenLayers: WCS/WPS problem.

I've been working with some GeoServer processes using OpenLayers as client. I've been successful in those which use WFS as input (like gs:BufferFeatureCollection). My problem comes when I want to use ...
2
votes
0answers
97 views

How can I create a WFS from netCDF file(s)?

Currently I'm working on a project that uses OpenLayers and Geoserver to view data from a postGIS server (both on a map through a WMS, and as data through a WFS). Now, I'd like to be able to compare ...
2
votes
0answers
62 views

why is my map is not in the center when I load my map in OpenLayers?

why is my map is not in the center when I load my map in OpenLayers?And when I drag my map,it dont move sometimes,It has been tortured me for a long time,any advice would be grateful! var maxExtent = ...
2
votes
0answers
122 views

Why do tiles seems to jump around when using ArcGIS cache layer in Openlayers?

I am use Openlayers to add ArcGIS tilecache layers using arcgiscache class or another way which is jsonp. I can show the map properly, but when I pan, zoom or drag the map, the tiles seem to jump ...
2
votes
0answers
258 views

GIS applications and noSQL solutions

I'm a bit lost about NoSQL and applications using GIS. My aim, to sum it up quickly, is to store geospatial object into a MongoDB database and display them into a map via OpenLayers. Is it possible ...
2
votes
0answers
222 views

Export basemap and vector layers into a single image with OpenLayers 2.11?

Has anyone been able to export OpenLayers 2.11 map and features as a static image? This example is exactly what I'd like to do, but it's using OL3 alpha which is not an option for me... ...
2
votes
0answers
81 views

Applying rules to FrameCloud popups in OpenLayers

I have style rules for features that enable the map to display the features based on its rule. For example, the map displays a feature from specific scale. I do this in this way newRule = new ...
2
votes
0answers
198 views

Openlayers and Google Maps Api aren't work on Android Platform

I have application that uses OpenLayers, Google Maps Api and Geoserver My application is running at Web browser and when I try to run at Android tablet (using Phonegap), It runs but openlayers ...
2
votes
0answers
111 views

Cross-browser marker animation in OpenLayers

Currently I'm trying to implement animated markers in OpenLayers. I'm using PNGs for the markers, set by the externalGraphic style property on an OpenLayers.Layer.Vector. I need to be able to make ...
2
votes
0answers
170 views

Data visualization techniques for web maps using ESRI and open source suits

I want to represent statistical data over the web map and looking the examples/techniques to represent data on the web map (apart from Pie-chat, bar graph) with new tools like gauge widget etc. ...
2
votes
0answers
164 views

Google base layer opacity change in OpenLayers 2.13

I have recently swapped from using OpenLayers 2.12 to 2.13.1 as it fixes a bug. However in 2.12 I was using a base layer opacity of 0.7 to 'knock back' the map so that the vector layers stood out ...
2
votes
0answers
34 views

Can Openlayers style vector polygons with every vertex of the polygon represented as a small circle or dot?

Can Openlayers style vector polygons with every vertex of the polygon represented as a small circle or dot?
2
votes
0answers
70 views

Openlayers WMS url construction

I am working on an extension to openlayers to pre-cache tiles in a local websql datastore to support mapping on mobile device when connectivity is dead. I would like to pre-seed my cache with a set ...
2
votes
0answers
115 views

get all the possible parameters of sql view

I have a Geoserver layer coming from a postGIS database. Among other attributes, I have one that is related to the date data we've collected, called departuretime. We use this attribute to display a ...
2
votes
0answers
41 views

How can I give random color to each line in Geoserver layer that is served from MSSQL geometry table?

I have a table of routes and I want to give each route random color to distinguish them on map (Using OpenLayers). What will be the easiest way to do so ?
2
votes
0answers
207 views

OpenLayers Google v3 and other layers drift apart

I'm stuck. My code works with OSM, but I need it to work with Google as well. The problem is simply that Google v3 and my other layers are not playing well together at all. They don't zoom together. ...
2
votes
0answers
104 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
votes
0answers
245 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
votes
0answers
98 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
votes
0answers
88 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
2
votes
0answers
172 views

Problems printing OpenLayers Pluggin Maps To Scale

It the print composer I can print all maps to scale and satisfactory. However, when I add the OpenLayer, usually Bing Aerial, to the project I cannot print it out to scale. I click the scale box, ...
2
votes
0answers
255 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
votes
0answers
86 views

Which is better for storage? Geometry column or varchar?

Objective: Need to store and retrieve a list of geometries from the database. Basically these are drawn by the user using OpenLayers which I would like to save and present again as a list (kind of ...
2
votes
0answers
437 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
votes
0answers
264 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 ...
2
votes
0answers
232 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
votes
0answers
87 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
votes
0answers
174 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
votes
0answers
306 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
votes
0answers
98 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
votes
0answers
46 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
votes
0answers
602 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 ...