"Web mapping is the process of designing, implementing, generating and delivering maps on the World Wide Web ..."

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43
votes
3answers
10k views

Openlayers Animation Examples and Algorithms

i wonder for a long time if people in this community uses openlayers for animation needs. we have know this that animating on browser is a little bit exhausting for it but when a map meets with ...
2
votes
2answers
418 views

Options for displaying 3D data using ESRI web APIs [duplicate]

I've been looking through the documentation of the various ESRI web APIs to see if there is any support for displaying 3D data, but haven't found anything useful. Is there any support for this - or do ...
0
votes
0answers
112 views

How to create a collaborative mapping website?

I have read about webservers, static and dynamic pages, cgi-bin... I can create a simple web mapping service in which a map with layers and controls will be there. And now I want to provide login ...
4
votes
2answers
399 views

Dynamically generated map overlay with map server - what's the best option?

I'm facing a problem and would like to ask your help finding the best online mapping solution! Project details: The User can pick 1 from several hundred territory based functions to map its values. ...
23
votes
7answers
3k views

Examples of geovisualizations of global connectivity

I stumbled upon interesting visualization of global connectivity patterns: 'Major road and rail networks in Africa, along with transmission line and underwater cable data.' (Source, more ...
2
votes
2answers
4k views

Access-Control-Allow-Origin error in web map

I am having trouble getting a WFS layer working using Geoserver, OpenLayers and GeoExt. I get the following error: XMLHttpRequest cannot load http://10.0.0.155/geoserver/wfs. Origin ...
1
vote
1answer
90 views

When we type an address in search bar, in some web mapping applications like google maps, a list of words automatically displayed from the database.

What is actually happening behind the code and how should be the code? when we search for a specifc word, will it look in the database (here it is postGIS) and lists the similar words.
1
vote
0answers
57 views

PgRouting: Connect route to table

I would like to show the edges of the result route in a table, like this: http://routing.geosdi.org/ I did the pgrouting part, just have to make the table and connect it. How can I achieve this?
2
votes
0answers
732 views

Projecting point in Leaflet from EPSG 900913 (same as 3857) to EPSG 2232 with proj4js returning unexpected results

I have a leaflet map from which I want to be able to query an api that accepts x y values in EPSG 2232 as inputs. Leaflet doesn't handle point transformations like Open Layers does so I am trying to ...
6
votes
2answers
2k views

Application Templates for ArcGIS Server?

Esri provide a lot of excellent template applications for us in conjunction with web maps. These templates are specifically designed for using with your resources on ArcGIS Online as opposed to ...
3
votes
1answer
7k views

How to Zoom to a FeatureLayer Using ArcGIS Javascript API

I am making a web application using the Javascript API and am trying to zoom to a feature layer from a row click in a dojo data grid. I have this working for a dynamic layer, but am having issues with ...
0
votes
0answers
36 views

Is it possible to manually add lines(routes) on a map?

i was wondering if it was possible to manually plot routes on a self generated map. currently i'm following the switch2osm.org tutorial on how to build my own tile server. i've also found pgrouting ...
3
votes
2answers
235 views

What are the requirements for building a Web Mapping and analysis Site?

I want to make a site like bhuvan in which it can provide different layers of information and also tools for performing GIS analysis I know three main requirements : client side scripting ...
3
votes
1answer
1k views

Problems with gxp Print plugin via opengeosuite sdk

I am trying to import the print plugin within an application built using the Opengeo Suite sdk and I have run into issues as is described in the following thread ...
0
votes
2answers
561 views

Testing software (like QTP ,Selenium) for ESRI platform (Desktop and Web based)

Does anybody know any testing software/tools for ArcGIS platform (version 10.1). Specifically : Customized ArcGIS Desktop application & Web application. I researched on Google but am not able to ...
3
votes
1answer
519 views

How to set up a background map in WGS84 projection for interactive map?

I've started developing my own interactive map and I have some things which are not clear to me. I heard that OSM, Google maps and all similar maps use Google Mercator projection. But if I use that ...
0
votes
0answers
727 views

PostGIS data visualization

I have dump my data in PostGIS from shapefile successfully. I made a postgres connection through PHP and that also returning the data of other field. But the main problem is GEOM field visualization. ...
3
votes
1answer
156 views

How to set up a maximal zoom for polygons in Leaflet?

How to set up a maximal zoom for some layer, for example state polygons? I need that my US polygons which represent states have maxZoom 6, and when zoomed higher than 6, that US counties show up ...
2
votes
0answers
713 views

Problem with multipolygon in Leaflet

I'm using Leaflet L.Polygon, but for some reason there's only blank site. Here's my code: var map = L.map('map').setView([37.8, -96], 4); var cloudmade = ...
9
votes
3answers
1k views

Chart inside pop up window in Javascript

How to show a chart inside pop up window? I'm using Leaflet JS, which has support for raphael plugin http://dynmeth.github.com/RaphaelLayer/. Is it possible to create a div inside popup window? I was ...
1
vote
1answer
157 views

How can I web map service published by Dojo in Flex app

We want to include a base map layer in hosted Flex app. We requested web map service from the vendor and I got a file (.htm) from client with some dojo code. I can understand the code but I am not ...
19
votes
7answers
8k views

Options for displaying PostGIS vectors in OpenLayers

I am very new to web-mapping, so this question may be a little misguided. I want to have a very simple web interface using OpenLayers (or even Google Maps if that will be easier) which can display a ...
3
votes
2answers
5k views

OpenLayers and the legend

Is it a possibility in OL to add a legend (symbology) directly to (under) particular layer (not only switch on/off the layer)?
1
vote
1answer
479 views

Is it possible to show migration arrows on Leaflet map?

I need to develop Leaflet map which will show the whole world. Also, I need to draw some arrows which will show paths of migrations in the world. The important thing to say that those arrows need to ...
8
votes
4answers
839 views

What is the best web editor and server for postgis?

I'm looking for a web editor (similar to openstreetmap) that works with an map Server (postGIS). This should permit edit and create new structures on map. What is the best option? Can you help me? ...
2
votes
2answers
2k views

How to label GeoJSON polygons?

I'm using Leaflet combined with GeoJSON features. Is there a way to label GeoJSON features (in this case - polygons)? It should get labels from feature.properties.name This is my code where I ...
9
votes
4answers
2k views

What is a “mashup”?

GIS users mix spatial data layers from an early age of GI science. What is new in the concept of "mashup"? Is it something really new, or only a trendy word?
11
votes
2answers
594 views

Web-mapping with editing capabilities?

I'm embarking on a new web map project that seeks to display simple geometries (lines, points, polygons) and rasters/basemaps. Ideally, the map will also allow authorized users to add/remove/edit ...
0
votes
0answers
29 views

Using a map offline [duplicate]

Possible Duplicate: Mobile, Offline viewer for geographic data I want to show a map(North America in particular) in a web app with basic navigational functionalities like zoom and pan and ...
12
votes
2answers
363 views

Is there a set of standard accessibility guidelines for online maps?

Recently I've been designing maps without navigation tools like the Zoom In/Out and Pan tools, or arrows to pan north, pan west, etc. Instead, most modern mapping APIs support the direct use of the ...
6
votes
2answers
277 views

Why do some maps show Sandy Island?

I need to ask you guys after reading this article. Any speculations on why some maps showed it? What can be the cause of inaccuracies in (web)Maps?
14
votes
2answers
4k views

How can I switch baselayers as a user zooms in to the map in OpenLayers

I have a map which overlays Open Street Map data on imagery for Pennsylvania. As a baselayer to the roads (and eventually other layers) I have two baselayers - Blue Marble NG and USGS EROS 1ft ...
6
votes
2answers
199 views

How to decide what type of GIS to use for my study project?

I'm a student and currently taking a self directed project course. In our assignment, we were given a bunch of shapefiles and the goal is to make a tool, which would display all the data based on ...
2
votes
2answers
105 views

How would I go from a set of points representing routes to a set of map tiles for online consumption? [duplicate]

Possible Duplicate: Web-based user editable routing application I have a set of routes as a text file with coordinates. For each coordinate I also have whether or not it is an intersection ...
4
votes
1answer
243 views

Looking for interactive map visualization software that allows user input

I am looking for a software tool that allows to create maps which can be customized by the user later on. To be more concrete: the user should be able to choose different indicators, create his own ...
14
votes
4answers
430 views

Is there a FOSS solution for legend parsing in a web mapping environment?

Our web mapping requirements are fairly standard - some basic querying and the ability to print out the resulting map (or save the image). Typically we've used ESRI products in the past (right now ...
0
votes
1answer
319 views

Using Geocode Service Published to ArcGIS Server Within Silverlight Web Map

I'm trying to replicate this sample on my web map. I have been able to build it successfully as-is within VS 2010. However, I run into some issues when I try to get it to work with my services. ...
2
votes
2answers
3k views

Retrieving Google Map data into Matlab to plot points

First of all, I hope this question isn't too basic, obvious or inappropriate for this forum. I'm very new to using map data. I'm working on a project on more accurate map routing using Matlab. My ...
0
votes
2answers
212 views

What are the top best webmapping API clients? [duplicate]

Possible Duplicate: Comparison of JavaScript mapping libraries? I am looking for the top APIs that I can use to display maps from a number of map servers/sources. (like openlayers and ...
4
votes
2answers
774 views

What are the key features of a web map?

In response to comments, I'll rephrase the question: We're building a web based mapping and data querying system. The data are at several different scales, and should be queryable at these scales. ...
18
votes
4answers
2k views

How do GIS web apps work?

I am completely new to GIS and therefore have questions regarding how the GIS Web development should be made, because the entire concept still confuses me. So, imagine I have a map. And by this, i ...
2
votes
2answers
291 views

Wanting to build Web Mapping Application

I am wanting to build a web mapping application and am trying to gather all the pieces that I'll need. Is it possible to build REST services with opensource Geoserver from an ArcMap document and tools ...
3
votes
1answer
191 views

Resources for learning to create mobile GIS Apps using Windows 8 Metro?

I have no experience with either mobile apps or Windows 8 Metro. Are there any good resources out there that would be good for getting started from ground zero? Thanks for helping a noob out!
1
vote
1answer
156 views

Instructions for building a Flex App using open source PostGIS DB and Geoserver

Anyone have a link for a good guide on how to build a Flex app to work with Open source REST services? I am familiar with how to do it in ESRI and Arc Server Manager, but don't want to pay for a ...
2
votes
1answer
414 views

Vector Layer not visible in openlayers

I'm trying to create a map where I have one wms layer and then a vector layer which is created from a kml file - held in the same directory as the web page. I'm trying to implement the cluster ...
2
votes
0answers
213 views

KML files to IPad securely? Altitude and shape problems in Google Earth

Does anyone know any options for maintaining privacy of the files and getting them onto iPad using Google Earth? Using Google account to link to Google Earth, privacy settings in Google my maps are ...
5
votes
1answer
646 views

Is dynamically generating Choropleth maps a solved problem?

I am trying to work out what mapping tools I would need to use to dynamically create Choropleth maps from our data. I am working on a project where the backend is a big database of statistics, and ...
3
votes
1answer
192 views

Geoserver Link to External MS-Access Database

Is there a way that I can link a shape (as a polygon, with a LINK_ID = 12345) from Geoserver and have it open or link to the specific information (LINK_ID_DB = 12345) within an online Web Microsoft ...
0
votes
1answer
418 views

Add TMS layer in Tilemill

is it possible to add a TMS layer to TileMill to compose a map? If yes, how is it possible to do it? Thank you very much, Andrea
5
votes
1answer
499 views

What is the Market share for open source web-GIS systems?

I would like to know the market share of 3 web-GIS systems, deegree, GeoServer, Geomajas). Which one is more popular? Are there any evaluations regarding the market share of open source web-GIS ...