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

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1
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2answers
138 views

Given a BBOX and Zoom Range, Return All TMS Addresses

Given a bounding box using WGS84 lat long pairs (represented any way, not important to me) and a range of zoom levels, I'd like to be able to generate a CSV representing all standard z/x/y TMS ...
0
votes
1answer
145 views

Postgis objects inside Leaflet circle

How can I retrieve database objects from postgis database which are contained inside Leaflet circle object? I assume circle is only a point with some radius and not a polygon. I wonder can it be ...
3
votes
2answers
524 views

Breaking a range of values into buckets for a gradient

If I have a range of values and want to make a choropleth map with a gradient, what algorithms are out there to determine the value ranges for the different colors in the gradient? For example, if I ...
4
votes
5answers
2k views

Display ESRI Shapefiles in a map in a browser. (Not in google maps)

I have a series of shapefiles that I need to render as a map on a webpage. I have an ASP.Net server, although I would prefer something that will work on Linux servers. I would like to find an easy to ...
7
votes
2answers
2k views

Progress bar for Leaflet map

Is there any way to show progress bar while waiting that all layers are rendered on Leaflet map? In this specific case, while geojson layers are rendered. Thanks.
0
votes
1answer
229 views

Display Lat/Lng coordinates from Oracle DB with ArcGIS HTML5 component

We have some experience in using ArcMap and ArcSDE, but this dates back to 2008, so we're not up to date with the recent developments in ESRI products. Now we're dealing with a database that has some ...
0
votes
0answers
116 views

Feature attachments in Geoserver: Possible?

Is is possible to have a feature attachment functionality with Geoserver services, similar to what ArcGIS server offers in its feature service? If Geoserver does not have a built-in functionality to ...
0
votes
1answer
197 views

How to overlay a TMS with a GeoTiff for querying in OpenLayers?

I'm using OpenLayers to display a set of TMS tiles I have on my webserver. Plain and simple, I was wondering how I would go about overlaying a set of GeoTiff files I have over the tiles so that when I ...
2
votes
1answer
115 views

How do I create a non-spatial web map

This question pertains to mapping arbitrary data using web map tile technology. Most of the time the data source for a web map is spatial in nature (OSM). I'd like to create a site map using the ...
4
votes
3answers
4k views

gdal2tiles.py generates wrong tiles / MapTiler the right ones

I'm trying to generate tiles with gdal2tiles.py and the resulting tiles are stored as 18/132639/164219. If I do the same thing with MapTiler (the GUI variant of gdal2tiles) the tile result is 18/...
1
vote
0answers
189 views

What are the pros and cons of each mashup baselayer? [closed]

I've been making some mashups recently in OpenLayers and find myself naturally favouring OpenStreetMap as a baselayer, I think this is mostly because I like the concept. I realised the other day that ...
2
votes
1answer
453 views

How to get bounding box coords?

How to get coords for NW and SE if we have about 4-5 pixels on the image with assigned latit/longit? I'm working on javascript app which would overlay that image on Google Map then. Thanks.
1
vote
1answer
1k views

OpenGeo GXP Examples

Hi looking at GXP examples here They do not list the dependencies within the JS file, so I was wondering how to make the files work. I would assume just copy the js file, e.g. viewer into my SDK app....
2
votes
1answer
1k views

Leaftlet and ArcGIS Server REST

I am fairly new to all of this and am looking for some guidance. Any information is appreciated! I am trying to use leaftlet to display shapefiles from an ArcGIS Server using the REST URL. I have ...
5
votes
1answer
263 views

Which GIS Software is Right for small manufacturing trends analysis?

I'm a graphic designer who has been tasked with choosing a mapping platform for the manufacturing company I work for. One of my colleagues began our project by using a trial version of ArcGIS to ...
0
votes
1answer
970 views

How to render only those Leaflet layers which are in current map view?

Is it possible to render Leaflet layers which are in current map view so that other layers which are not in that map view doesn't render? I have many polgons (buildings) and it is really slow ...
1
vote
1answer
768 views

A couple GeoExplorer questions

I just started working with the OpenGeo Suite. I'd really like to use it for a County web map, but have a couple questions... 1) Is there a way to add a lat/lon or other X/Y location to the URL and ...
2
votes
1answer
303 views

How to use OpenLayers Geolocate with the OpenGeo Suite Client SDK?

I’d like to have GPS functionality added to my OpenGeo Suite Client SDK application. From what I understand it should be possible to use the Geolocate control from OpenLayers. Preferably there ...
4
votes
0answers
142 views

How to visualize fuzzy/approximate locations

I need to visualize a mixture of accurate and fuzzy/approximate locations on a web map. The user should be able to instantly recognize approximate locations from the marker used. Are there any best ...
2
votes
1answer
553 views

ESRI World Light Gray Base Map JavaScript - Prevent zoom out no more than the full extent

It is my first attempt to use JavaScript and the ESRI products. I am using the World Light Gray Base map for my first web GIS application. I have a question about the map full extent method. I would ...
0
votes
2answers
1k views

Problem with extent of mapserver wms/layer

I use mapserver with MS SERVER 2008. The problem with the correctly computing layer extend of Map server. If map file like this MAP NAME "test map" IMAGETYPE GIF EXTENT ...
1
vote
1answer
182 views

Create tiles given images and locations; convert markers to tiles

What I need I need to convert a list of markers to a tile layer I've been googleing without success how to do this. Anyone has faced this problem and has a nice easy solution? Why I need it I've ...
0
votes
2answers
800 views

Zoom to Results on Map

I made a web app that displays delivery routes associated with a user-input zip code. My question is, how can I get the map to zoom to the results? Here is my code. Im thinking of some sort of zoom-to-...
4
votes
1answer
342 views

How to integrate Google Drive with web mapping capabilities?

I use a shared Google Drive spreadsheet to coordinate a large GIS mapping project. The work involves processing thousands of DOQQ images. Essentially, work is divided into study areas and then ...
3
votes
1answer
177 views

Making Geoprocessing Service results table sortable using ArcGIS API for JavaScript?

Im aware a sort() function exists, just not sure where it should be placed in my code. I have a function that draws routes on the map and i'm getting my results that are in my table from those routes. ...
4
votes
1answer
3k views

Good examples of interactive maps and associated technologies?

The display of maps and data within an interactive framework is becoming more prevalent online. I'm thinking beyond merely the ability to pan/zoom/control layers, but more along the lines of ...
7
votes
2answers
4k views

How do I get that polygon from Javascript ArcGIS API?

I would like to have a user draw a Polygon (or Line) onto a web map with the Javascript ArcGIS API drawing tools. For the life of me I can't figure out how to pull that polygon from the client and get ...
2
votes
1answer
661 views

Executing GP Task for JavaScript API

I recently started using JavaScript API in attempt to construct a web app. After taking a recent ESRI online course, I thought I had some base knowledge on how to do this. This geoprocessing service ...
1
vote
1answer
299 views

GeoDjango - How to secure tile map services?

I use geodjango to create and serve tiles that I usually display into OpenLayers as openLayers.Layer.TMS I am worried that anybody could grab the tms URL and plug it into their own map without asking ...
1
vote
1answer
285 views

Can I use a Esri geocoding service with my custom basemap?

I am looking at the JavaScript samples in here. I am searching some street by search bar. But not zooming to street, it only viewing city. I have a custom tiled map service layer in my server. Can I ...
1
vote
1answer
689 views

How to prevent data scraping in a web map?

I would like to use Leaflet or a Leaflet-like mobile-friendly library to produce a web map of points of interest, but I am concerned with how easy it is to just scrape the data from the javascript. Is ...
2
votes
2answers
92 views

Webmapping option that allows rasters?

I'm trying to create an introductory GIS course that will involve an ideally simple web mapping component. I was underwhelmed that ArcGIS online doesn't support rasters, and surprised that MangoMap ...
2
votes
3answers
485 views

I have n points, how do I find the closest one from a point p by road?

I'm currently working on a map with stores and clients. I want to find the closest store by road from a given client, with the aim of simulating the creation of a new store. Requirements: ...
1
vote
4answers
3k views

Can ArcGIS Online overlay raster data?

I'm starting to explore ArcGIS Online as my first introduction to web mapping (perhaps not the best choice of cloud services but thought I'd give it a shot). I was intrigued by their discussion of "...
0
votes
0answers
32 views

Qgis dynamic web maps [duplicate]

I am new (Mac lion 1.8.3) Qgis 1.8 user . It was very easy till now to make a map. But now I am facing the next step that is out of my knowledge. I want to publish dynamically the map to my web page. ...
0
votes
2answers
859 views

Using jquery to reset layer in OpenLayers

I've used a combination html, jquery and cql to redraw layers in Openlayers using specified parameters. This worked fine as seen here: http://www.dartmoor-npa.gov.uk/index/test-map3 I also want to ...
0
votes
2answers
2k views

Is QGIS suitable to create maps with image popups?

I am a new user of QGIS and was wondering if I came across the right software to achieve my goal. Long story short, I am trying to create a map with markups of various buildings. Once I click on a ...
5
votes
5answers
11k views

Sizing Leaflet Map inside bootstrap

I have been trying to change the height of my leaflet map to a percentage inside of bootstrap but everytime I do the map will not draw. Thus, I always have to revert to px value. I'm pretty sure its a ...
1
vote
1answer
118 views

Help with trying to track ice and polar bears on a map. No idea where to begin

I was asked create a little google map showing the location of Polar bears. I've been given the location data in lat-long format. For each bear I've been given a file containing the following ...
-1
votes
1answer
534 views

opengeo Error: Could not create tool plugin with ptype: gxp_queryform

I'm trying to develop the tutorial of opengeo-suite sdk, but when I try to add a queryform to my app, firebug throws this exception: Error: Could not create tool plugin with ptype: gxp_queryform ...
1
vote
1answer
224 views

Tools to make buffer around the polygon on a web map?

We're starting web map app and still deciding what tools is the best to use. We would need option that user add some points and polygons, and also, to automatically get buffer around those polygons. ...
1
vote
1answer
116 views

Using IRelationshipClass

I have three feature classes [CircuitSource(A),CircuitBreaker(B),Sub-Station(C)]. In the Geodatabase A and B has a 1:1 relationship based on a primary field namely 'FEEDERID'. C and B has a 1:many ...
5
votes
2answers
1k views

What does Scale mean in the reference of Desktop GIS or WebGIS?

I'm having trouble understanding the meaning of the concept of scale when it comes to maps on screen, i.e. either in a Desktop GIS or in a WebMap. When it comes to paper maps, the idea is very clear. ...
4
votes
0answers
4k views

Choosing open source web GIS software? [duplicate]

What are open source tools for building a web gis application having PAN, Zoom, Query/search, Label etc options? I have decided to use PostgreSQL for database and GeoServer as middleware but I am a ...
1
vote
1answer
1k views

What do I need to create web based GIS application to show GTFS data

I need to create several GIS based application and embed them on a web page for professional development. I need a cost effective solution and don't have big budget. Any help in right direction and to ...
0
votes
4answers
644 views

Dynamic labeling looks awful in flex map

I published a service to ArcGIS Server 10.1 from an .mxd with no halos around the labels and created a flex application using the flex viewer. When I browse to the map here and zoom in on an ...
2
votes
1answer
136 views

How to render iD editor-style streetmaps?

Is there a simple way to render OSM data (let's start with just streets and names for a single metro area) client side as nodes and edges like the new iD editor? I'm comfortable with d3 but am ...
-1
votes
0answers
2k views

How to develop a PHP GIS Applicationfor land parcel search? [duplicate]

I know this question has been asked numerous times but not from this angle. I am proficient in PHP and PHP Frameworks, my interest is now on GIS with the sole intent of creating a map solution where ...
1
vote
1answer
1k views

How to show Two Labels of One feature In Geoserver…?

I have prepared a Web GIS Map using Geoserver-Openlayers_Postgis....For One Feature I need to show two labels such as "premise_no' & "bld_name'... The following is the xml I used for styling(in ...
2
votes
1answer
955 views

Web mapping application with time slider and raster data

I need to create a web mapping application that can show raster layer of historical maps with a time slider. Basically, something like this: http://goo.gl/GYHOX I have different maps of different ...