Tagged Questions

A Web Map Service (WMS) is a standard protocol for serving georeferenced map images over the Internet

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1
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0answers
63 views

Finding two locations with H elevation difference on a DEM [duplicate]

Possible Duplicate: Volume of water in a basin with reference to incremental height of DAM I want to find two locations on a DEM with any specified H elevation difference. I want to see ...
1
vote
1answer
2k views

Are there any freely available WMS tile servers?

I am looking for an open public endpoint to retrieve WMS map tiles from, for use with leaflet maps For clarity, I am not looking to set up a tile server or for tile server software. It looks like ...
5
votes
1answer
2k views

WMS getFeature control doesn't take 'viewparams' into account

I use Geoserver to get my WMS data. Everything works great for showing data in openlayers. Geoserver has the ability to create sql views and use parameters to return certain geometry. These ...
3
votes
2answers
778 views

Does the a wms layer in openlayers have “maxfeatures” option?

Does the a wms layer in openlayers have "maxfeatures" option? I'm asking this because my wms layer contains allot of points ( > 100.000). When zoomed in I don't want the rest of the features (not ...
5
votes
2answers
4k views

How to create a WMS Service to display a geo-reference image

I currently have little experience in the opensource area and I'm guessing this is where I need to go if I want to create a WMS Service without needing ArcGIS Server. Basically my goal is to take a ...
9
votes
1answer
258 views

Driving Zone Computation using Web Processing Services

I am currently evaluating different OGC Services(WFS,WMS and WPS) for driving zone computation. As I am new to WPS services, I would like some suggestions regarding which OGC services to implement. ...
3
votes
2answers
168 views

Can you search WMS services for a particular projection?

Is there an interface or website to search public WMS services for location/projection?
6
votes
2answers
979 views

Should I use WFS, WMS or SOS considering performance and security?

My task is to develop a web application which will visualize the temporal data on map and produce a kind of data flow (or animation) from the images/data which have been received from server. For ...
0
votes
1answer
591 views

How to get WMS layer title instead of layer name from Geoserver?

I specified the raster file with "name" and "title" in Geoserver. For example, I have these in Geoserver: name, Title AT:usa, "This is a map of USA" Can I return the title ("This is a map of ...
0
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0answers
116 views

List of WMS Servers [duplicate]

Possible Duplicate: GIS Map Service Software I'm experimenting with some applications and I would like to know what are our options for wms servers, such as MapServer and Geoserver. Do you ...
7
votes
4answers
856 views

Looking for open source component to create PDF from WMS in a web application

I want to create a PDF from WMS in a web map application. Please can anyone recommend a robust component? I'd like free open-source under an relatively business-friendly licence (no GPL, BSD/MIT ...
2
votes
1answer
503 views

Distributed WMS (and TMS, optionally) server architecture, GPU rendering

What if we could use the power of dozens of servers to process a lot of incoming WMS requests? And more, using the power of GPU's to do the job of styling the maps for scalability and speed! The ...
8
votes
1answer
6k views

How to get Leaflet interactivity from Geoserver WMS?

I have geoserver serving shapefiles as a WMS into Leaflet. I'd like to add interativity that shows a popup with WMS attributes in the Leaflet map when the user hovers over or clicks on a WMS feature. ...
2
votes
1answer
429 views

Using Natural Earth Dataset As WMS

This Question is about Natural Earth Project. I tried to do some research about creating my own WMS and came across this project. The web page says : Natural Earth is a public domain map dataset ...
3
votes
2answers
293 views

Looking for (free) WMS of surface waters of Europe

Do you know any WMS with hydrographic map of Europe? Especially I am looking for map with surface waters of Europe
6
votes
3answers
497 views

WMS Meteorological Data sources?

I was looking in Google Earth and saw lots of feeds/KMZ for historical and current Hurricanes. I am after some Meteorological WMS feeds into data that is related to past and present hurricanes and ...
3
votes
2answers
253 views

ArcGIS Desktop - Web Services Definitions

Aside from .LYR files, is there a file format (preferably open) for defining web service endpoints for Arc products? For example, if I publish a WMS feed, can I provide a downloadable resource for ...
2
votes
1answer
2k views

WMS GetFeatureInfo and Google maps api V3

Is there a way to request GetFeatureInfo from a WMS service with the Google maps api v3?
8
votes
2answers
1k views

Whats better for selecting? WMS or WFS

I need to select from a layer(s) and I am wondering what way I should serve the layer. The requirements are that I need to be able to select multiple features at a time by drawing a box or polygon. ...
1
vote
1answer
2k views

WMS Request Returns nothing with Geoserver

I'm having trouble with a select feature example in Geoserver and open layers. For some reason the request returns nothing. Here's the stripped down version that produces this: I have a small wms ...
0
votes
2answers
496 views

arcGIS ADF - map disappear when I add graphic layers

I'm trying to add a graphic layer in a web ADF application with arcGIS for asp.net, but every time I add a graphic layer to the MapResourceManager, the map disappears! To better understand this: ...
3
votes
4answers
2k views

List of Map Service Software

I am curious as to what GIS server software is out there. I have used a few different ones and am building a list of them. If you know of any others please mention it below because I would like to ...
10
votes
4answers
269 views

Good introduction to INSPIRE?

Can anyone point me to a good introduction to the INSPIRE directive? I know it's basically WMS 1.3 with added bells and whistles but now I'm back in Europe I should probably find out what they are.
2
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2answers
1k views

Is it possible to do server-side (WMS) rendering / caching of vector data

I have to develop a webapp that will have to display a large number of polygons on a webpage, with complex filtering options. The source data never changes (I will simply reload a new version of the ...
2
votes
2answers
659 views

Does the ArcGIS Javascript API support multiple map service urls per layer?

I've called tilecache from OpenLayers in the same manner as the example below. Is it possible to do something similar with the ArcGIS WMS map layer? var urlArray = ...
2
votes
3answers
4k views

OpenLayers weird problem with GoogleMaps base layer and WMS overlay

I'm trying to overlay a WMS layer over GoogleMaps base one. The WMS layer is defined like this: var catastro_layer = new OpenLayers.Layer.WMS( "WMS Catastro", ...
2
votes
2answers
3k views

Can WMS be used to get a local copy of raster data?

I have tried reading up on WMS on wiki and other sources but haven't managed to get my head around a couple of points. 1) Using WMS is it possible to get a local copy of the raster data (say a tiff ...
5
votes
1answer
2k views

Definition of a BBOX in Web GIS

In my practice I use a lot WMS and WFS in Geoserver. I have not found a document describing the concept of a bounding box(bbox). ArcGIS has map extent properties to identify map boundary. Google ...
5
votes
2answers
2k views

WMS weather data for Europe

I am looking for a source of weather data for Europe. I use http://mesonet.agron.iastate.edu/cgi-bin/wms/goes/conus_vis.cgi? and http://mesonet.agron.iastate.edu/cgi-bin/wms/nexrad/n0r.cgi? for the ...
5
votes
2answers
611 views

BBOX and Projections of WMS services in Geoserver

we have tried to overlay a raster layer on Google map and have some difficulties to align the raster images onto the base map. When it is on the overview (Zoom level 1), it looks like this: On a ...
3
votes
1answer
455 views

Configuring ArcMap applications to display data from postgis/geoserver

I'm afraid im quite new to geoserver and i have been set the task of configuring ArcMap applications to display data from postgis/geoserver. I realize that I will need to set up a WMS service in ...
2
votes
1answer
889 views

Geowebcache does not displaying map tiles in EPSG:900913 from a remote WMS server

I connect Geowebcache to a remote WMS service through their Getcapability request by adding the url in geowebcache-servlet.xml document. Geowebcache demo page displays the list of wms layers from ...
1
vote
2answers
1k views

In ArcGIS 10 WMS service, how can I apply a filter to features drawn?

All, I have an ArcGIS 10 Server with various map services running both the REST API and WMS servers. In the REST API I can call the layerDefs argument to filter features used by one of their ...
0
votes
2answers
576 views

How to load WMT_MS_Capabilities using Javascript

I would like to load and parse an WMT_MS_Capabilities using Javascript. I have unsuccessfully tried severaly ways. I am trying with this file but I always get this error: uncaught exception: ...
4
votes
1answer
191 views

Geometry Operands - BBOX vs Within - What's the difference?

What is the difference between the "BBOX" and "Within" spatial operators. Can anyone please shed some light?
6
votes
1answer
1k views

Comparison of WMS and WFS services

I am writing my thesis about WMS and WFS services. I would like to compare these two services. Can you suggest factors on which I can do this comparison? (In my mind I have: functionality, fastest ...
2
votes
1answer
836 views

Can you use GetLegendGraphic for a ArcGIS Server 9.3 WMS?

The following request should return a legend graphic for a particular layer: ...
2
votes
1answer
1k views

Specifying ArcGIS Server WMS GetFeatureInfo tolerance?

is there a way to specify pixel tolerance when requesting feature info via GetFeatureInfo WMS request for an ArcGIS Server WMS-published map service? I have not been able to find any such information ...
2
votes
1answer
2k views

Cannot populate a Ext GridPanel through GeoExt WMSCapabilitiesStore

I've been working through a few tutorial/starter map samples on the OpenGeo and GeoExt websites and have come upon a problem I cannot solve. I'm trying to load a list of layers from my GeoServer into ...
6
votes
1answer
1k views

What tile/tiling strategy should I use with GeoNode/GeoServer?

I've got a wicked GeoNode instance running, loaded with some basic vector data. I want to be able to serve our local-County aerial imagery as a basemap within GeoNode. I am thoroughly overwhelmed with ...
7
votes
2answers
587 views

Is there a standard vertical datum for meters below the WGS84 ellipsoid, or below MSL?

I have data I am publishing a WMS layer representing data under the surface of the water, say temperature at 100m depth. What is the accepted way to represent this in WMS GetCapabilities document? ...
5
votes
4answers
2k views

What are my options for creating a tile cache via a WMS server which requires http authentication?

I'd like to create a tile cache and offer the tiles via TMS/WMS. The source is a WMS server that is protected by basic http authentication, but no SSL. I'll also need to reproject the tiles. This is ...
16
votes
11answers
16k views

List of available online WMS services (Weather, Land Data, Place Names…)

I'm Looking for WMS services freely available to the public to overlay on my application, specifically weather and AIS information. Perhaps this is a good place to list some available online WMS ...
2
votes
3answers
467 views

How to find wmsURL? And how to use QueryTask method?

I have couple of questions. var wmsLayer = new esri.layers.WMSLayer(wmsURL); with this line of code i can display wms layer over any base Layer. Now From where I get wmsURL ? I have published my ...
7
votes
4answers
8k views

How to select fields returned by GeoServer WMS GetFeatureInfo request?

I'm running simple local mapping service based on PostGIS/GeoServer/OpenLayers stack. Following opengeo tutorial I've tied click events in OpenLayers to WMS GetFeatureInfo call using: ...
12
votes
6answers
3k views

How can I secure an WMS against unauthorized access?

In a project the customer wants the images of the WMS to be secured against unauthorized access. What are the common solutions to realize that? Are they compatible with the OGC-standards?
3
votes
1answer
565 views

Setting CQL_FILTER on WMS in ArcGIS?

Is it at all possible to use a CQL_FILTER on a WMS service in ArcGIS? Ideally we'd be able to programatically change the CQL_FILTER parameter in the WMS URL.
5
votes
1answer
1k views

Maximum number of Tiled Layers in Open Layers

I'm developing an OpenLayers site where the client wants a dozen layers that can be individually turned on and off, which is a bit of a bummer in terms of performance. The data is PostGIS and static ...
3
votes
1answer
462 views

WMS Image Services Do Not Display

We recently upgraded to Image Server 10.0.1 and in the process our WMS Image Services quit displaying. The connection to them works in ArcCatalog, but it never displays. If I preview the service it ...
2
votes
1answer
388 views

Generating “theme gradient” legend graphics from MapGuide Open Source

In MapGuide Open Source, I've defined 10 layers, along with a theme for each. As I understand it, a theme represents how different data values are represented. For each theme, I picked two colors and ...