Questions tagged [web-gis]

Web GIS is a generic term which should ONLY be applied when no specific web GIS product is identifiable

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6
votes
4answers
2k views

Choosing technology to start Web GIS development? [duplicate]

I am very new to GIS development, and to be be frank I have no background about it at all. I searched the web but the tutorials I found seemed to assume the reader has some background information. ...
2
votes
3answers
179 views

Raster symbolization in open source web gis? [closed]

We would like to build a simple web map application that displays raster data (e.g. a digital surface model) and symbolizes values (e.g. height) using a color ramp. Is it possible to have the user ...
0
votes
0answers
23 views

pgRouting plugin error

I have used osm2po to create routing data after load the data to database(postgresql) then from it to QGis.when using the pgrouting plugin the error appears: 2019-05-16T12:43:17 WARNING ...
0
votes
0answers
14 views

Query or filter based interactive webmap/webgis application [duplicate]

I need to build web based map where people can filter multiple attributes with dynamic flexibility. There will be multiple filtering options along with a easy control panel where authority can add ...
1
vote
0answers
31 views

Finding data on how users interact with web GIS?

I’m developing a geospatial data viewer that connects to various services (WMS, WMTS). I have a server that clients connect to. When a client makes a request, I cache it on the server. However, I ...
-3
votes
1answer
117 views

Developing interactive GIS application? [closed]

I'm developing an interactive web (HTM5) gis application wich the user draw an element (circle for example) and extract data from base map (OpenStreetMap).The features would be: 1º Base Map like OSM. ...
2
votes
1answer
532 views

Is CartoDB a CMS for maps?

I test cartodb with some data and I found it very useful. I found this instructions for installing cartodb locally in github What is CartoDB? and I try to understand if cartodb is a CMS for maps. Is ...
0
votes
0answers
194 views

How to install QGIS-Server and QGIS Web Client

I am trying to install QGIS-Server and the Web Client 2 on Windows 8, but I have no clue how to do it. I have experience with QGIS, Arcgis, Python but no experience with creating a webgis. Till now i ...
0
votes
3answers
115 views

Seeking Web based GIS for viewing only without need to install client side apps? [closed]

First of all I am new to GIS, I have used ArcGIS and QGIS for some basic engineering projects. Mainly I have looked for freely available GIS data online (solar radiation), downloaded the data, ...
1
vote
0answers
58 views

MapProxy - Is it possible to get uniform WMS GetfeatureInfo info_format?

This is my very first mapproxy tagged question, so I hope it makes sense. I am developing a WebGIS client in my spare time, and now I am mainly focusing on my first type of OGC service: WMS. ...
-1
votes
1answer
61 views

Create an offline version of layers in ESRI WebGIS? [closed]

I am new with Online/WebGIS concept from ESRI and mostly worked on ArcMap 10.3 until now. We have recently created a WebGIS for one of our clients with a lot of vector layers which is pretty big data. ...
1
vote
2answers
256 views

Insert WMS layer into a WebGIS with qgis2web

I created a small webgis with the plugin qgis2web. I also added a wms layer but when I go to view the webgis, this layer is not displayed, why? I would like to insert this WMS layer: http://rsdi....
2
votes
0answers
255 views

Filter function based on attribute. Leaflet

Im trying to create a webmap based on Leaflet - google spreedsheets example I have a a "group" layer with three diferent group names. I have added some easy buttons to click the layers on and off, ...
2
votes
0answers
30 views

Points to Polygon in OpenLayers [closed]

Is there a method to join points together to create a polygon in OpenLayers or other WebGIS platforms? I have been searching for some while and I have found that dropzone.js can allow me to upload ...
1
vote
1answer
140 views

Title position in qgis2web

I try to change the position of the title created by qgis2web to the top left above the zoom control. Right now it is always displayed on the top right side. And is it somehow possible to make these ...
1
vote
1answer
460 views

Web application with QGIS [closed]

I am using QGIS to create maps using CSV files. I want to create a web application where the base map would be first displayed. I want the users to have dropdowns lists which would be populated with ...
1
vote
0answers
291 views

How to set Persian charset in shapefile generated from GeoServer?

I have a .NET based web-gis application, and in that application different users update layers (layers information are stored in SQL server). When I generate shapefile from that layer in GeoServer ...
6
votes
3answers
2k views

Building cartograms using Web GIS?

I would like to build a cartogram map using Web GIS. I have a basemap and a set of raw data in excel. I wondered what are the steps to build up a cartogram map using Web GIS? Note: Originally ...
4
votes
0answers
96 views

Raster calculator using django

I want to create a web application that takes in 5 images does some calculation and shows the result on a basemap. all these images would be on geotif format single band and with values on pixels, I ...
-1
votes
1answer
63 views

Web GIS App to analyse sub-national health and climate data [closed]

the GIS app would have climate data of a district in raster format (extrapolated surfaces of weather station data for rainfall, temperature etc) and ACCEPT health data (e.g. geocoded malaria ...
-2
votes
1answer
115 views

OS Web GIS for a travel blog [duplicate]

I have had this idea for years now and would finally like to fulfil it! I was always bothered by text-heavy travel blogs. Therefore, I aim to have a Web-GIS based travel blog in two years time. The ...
1
vote
1answer
167 views

GeoServer GeoWebCache caching wrong resolution tiles from USGS wms link

I have a simple OpenLayers 3 map with a topo layer that is cascaded from a USGS WMS link through my GeoServer / GeoWebCache system. The tile zoom level resolution is correct when the GeoWebCache is ...
2
votes
1answer
648 views

Differences between CKAN and GeoNode in spatial data infrastructures

We are planning to develop a spatial data infrastructure with some webGIS tools integrated. It would serve much vector and satellite data in numerous users. Until now, we are planning to create a ...
7
votes
5answers
11k views

Seeking free web GIS browser?

I have created several projects for several different clients. Each project has OS maps, shapefile layers from Government Bodies, Shapefile layers created, AutoCAD dxf loaded in (in various manners). ...
0
votes
1answer
715 views

Getting the childcount in leaflet markercluster

I have created a custom icon for clustering my data, using leaflet markercluster. As default markercluster have the "childcount" in the icon. How can i put that number in my divicon? var markers = L....
-1
votes
1answer
139 views

Possibilities to integrate vector and raster files within a webmap [closed]

How can vector and raster (georeferenced image) data be integrated within a webmap (Leaflet, OpenLayers) and which infrastructure/architecture (Server, Database) is required? As far as I know these ...
3
votes
1answer
264 views

Seeking software for Web GIS? [closed]

I run large site focused on history. Our current project expects the use of maps (for simplicity, we use current maps, not historical) with quite many points (custom SVG markers), lines, polygons on ...
-1
votes
1answer
65 views

WebGIS within Esri Storymap?

I want to create a simple WebGIS for kayak tours, including a background image map, routes and points of interest (POIs) with a lot of information in form of pictures and photos. Main interest is to ...
-3
votes
1answer
484 views

How to make a Web GIS application? [closed]

I want to make a Web GIS application. I need to add the following: Admin/limited user access I have a list of marks for the map and I should be able to filter this marks by attributes app should make ...
3
votes
1answer
3k views

How do I make custom icon in leaflet depending on attribute and after filter

I'm writting a leaflet webpage with inspiration from this: http://labs.easyblog.it/maps/leaflet-panel-layers/examples/custom-item.html I have my data from Geoserver (geojson) and it getting the ...
0
votes
1answer
178 views

Geoform for points, lines and polygons in QGIS environment

I've been asked to look for an attractive way to collect information from children and young adults about the routes they are using to go to school, sports club, etc., as well as the points on the ...
1
vote
1answer
152 views

Uploading finished model to WebGIS?

A thing bugging me at the moment is the lack of information on the possibility of finishing a point cloud based 3D model in a desktop software(e.g. Solidworks, Geomagic Design), exporting it in a ...
0
votes
0answers
88 views

How to understand the which GIS server is used?

I want to understand how I can learn the GIS server type of a certain link. In instance I want to know which type of server is being used for http://barajlar.dsi.gov.tr/ web site. Related server ...
-1
votes
2answers
791 views

How to display the attribute table of the map using Leaflet

I'm developing a Leaflet application. For that I want to display the complete attribute table of a particular WMS layer using Leaflet. Is it possible that we can do that?
5
votes
7answers
13k views

How to get started on web GIS development with Java? [closed]

I am very new for GIS, I know java web development. I want to develop a GIS web application in Struts, can you suggest me how to start? My requirement are as - Any API/Tool should be open source. ...
5
votes
1answer
2k views

Geotagged tweets and Twitter API

When I do a timeline query using the Twitter API, http://api.twitter.com/1/statuses/user_timeline.xml?screen_name=MyTwitterName the geographic component of the reply looks like this: <geo>&...
2
votes
0answers
144 views

SLD for dot density [closed]

I am trying to find, or get help creating, an SLD to render dot density symbolization for a polygon shapefile for an online GIS display - in this case WorldMap. The dataset is county level US Census ...
4
votes
2answers
214 views

What type of data is being provided and how to process it?

I want to export parcells from a turkish website (https://parselsorgu.tkgm.gov.tr/) to process them in my local GIS. When I press the "download coordinates" (Koordinat İndir) button, I receive the ...
9
votes
3answers
1k views

Performing raster map algebra in open source web GIS?

Map algebra for raster is easy with ArcGIS Raster Calculator (or QGIS). I had thought this would be easy with web GIS servers such as GeoServer and MapServer plus OpenLayers etc. as well. What I want ...
2
votes
2answers
127 views

Creating Multiple Webmap Applications linked to the same data

I am creating a webgis system for a smaller municipality. They need 3 different webmap applications, all of them referencing the same data. 2 of the apps are for public view and only contain certain ...
4
votes
1answer
530 views

Leaflet geojson styling leaves gaps between polygon

I'm styling a geojson polygon composed of multiple closely placed vertical segements which doesnot have a gap in between (i've checked the topology). I want to display just the fill and without stroke....
1
vote
0answers
48 views

What are some affordable hosting services for a webgis using? [closed]

A friend and I have been building, for the first time, a webgis that enables queries and visualizations of data. Our work looks a bit like this: http://www.communityindicators.net.au/files/SingleMap/...
1
vote
1answer
368 views

Determining the problem with an WMS layer in Geoserver

I would like to ask a question as I'm having an issue here which I cannot really determine what is the actual problem. Is it that having more styles per layer is not really possible or could it be ...
4
votes
1answer
3k views

How to get the legends from geoserver

I am using geoserver 2.5.5. I have to get the legends of each category from different link. Now geoserver gives whole legend as a PNG image format using this link http://localhost:8080/geoserver/wms?...
1
vote
1answer
605 views

Is Geoserver mandatory for developing GIS web application in Java using Ol4JSF in NetBeans IDE?

I am developing a GIS web application which involves querying and creating map layers dynamically (like page getting refreshed for every 5 minutes) and also static querying etc... This application ...
1
vote
1answer
66 views

How to Convert Just a Sulawesi Map to Leaflet

I'm still develop a Web GIS that show population distribution in form of heat map. I'm use Quantum GIS with Open Street Map & Q2Leaflet Plugin as a tool to accomplish it. The problem is, I just ...
0
votes
1answer
152 views

Participative maps for collecting geographic information? [duplicate]

I'm looking for a simple way to collect information for a participative plans (regarding landscape) and show them on Google Maps. I'm thinking to a small web form for asking information to public (es:...
1
vote
1answer
208 views

How to export georeferenced Raster layer using QGIS2Leaf Plugin?

I got excellent results while exporting vector layer with styling through qgis2leaf plugin. Whereas when I try to do the same with a geo-referenced raster file (geotiff) which has a projection of EPSG:...
1
vote
1answer
234 views

What web GIS is this? (And how can you tell?)

I'm trying to understand a site that serves maps using a URL like this (URL de-coded): http://www.bom.gov.au/jsp/weave/server/request/execute.do? crs=EPSG:3112& mapengine.id=mapengine.ngis& ...
0
votes
0answers
19 views

Getting started with Web GIS development, especially vector editing? [duplicate]

I would like to start developing a GIS web application for mapping and editing vector data with attributes. I'm familiar with Desktop GIS (ArcGIS, QGIS) and basic SQL. I've also little experience with ...