Questions tagged [web-mapping]

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

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5 views

How to get Cog(in AWS S3) tile url?

I have one raster file (Cloud Optimized Geotiff) in AWS S3 bucket. And I want to mapping as a raster tile source using Mapbox GL JS. How can I get the my Cog's tile url..? Should I use tile server?? ...
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1answer
44 views

How to disable 'Use JAI ImageRead (deferred loading)' on an Image Mosaic layer?

I'm running GeoServer from the binary files on Ubuntu 19.10. I'm trying to optimise Image Mosaic layers for speedy display via WMS. To do this I would like to enable Multithreaded granule loading (...
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49 views

Cloud-Optimized GeoTIFF overlay on Leaflet?

I want to load external Cloud-Optimized GeoTIFF files onto a Leaflet map as overlays, and manipulate the colors based on user input. I've found examples online that appear to to this exact thing, but ...
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1answer
142 views

GDALWARP cuts off right edge of image?

I'm reprojecting GFS GRIB files to EPSG:3857 using gdalwarp. Resulting file get little bit shorter to the right so when I zoom in from zoom level 5 and higher, I can see vertical line with missing ...
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4answers
2k views

How to create a time series GIF web map?

I found a web map on the New York Times showing early spring conditions throughout the US. I've seen a much more complicated time-slider widget that can be used with ArcGIS Online web maps, however, I ...
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1answer
189 views

Making point buffer map on web

I am looking for a tool like Google Maps Engine Lite or Mapbox where I can draw a simple (buffer) circle around a point with a known diameter. Are there any quick and easy web mapping tools to draw a ...
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1answer
59 views

GeoServer+PostGIS performance for very detailed data

I have a layer on GeoServer, taking very detailed data from a PostGIS table. I can see the size of the table is quite big Size 977MB, External Size 977Mb becoming the performance really low. GIST ...
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2answers
81 views

Tools for drawing weather-rose-overlays on maps/locations [closed]

I need to create a map with points-of-interest. My initial idea is to "build" wind-roses using KML file and Openlayers: https://openlayers.org/en/latest/examples/kml.html. This seem a bit ...
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6answers
6k views

Looking for a Table of Contents sample for the ArcGIS Server JavaScript API

Where can I find an example of a Table of Contents control to plug into the ArcGIS Server JavaScript API 2.3? Ideally it should support feature/dynamic/tiled layers; show symbology; and allow grouped ...
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41 views

Using Mapproxy parameters as input to Mapnik data source

I'm using a structure of Mapproxy and Mapnik to render raster data through a WMS. I was able to connect the Mapnik source on Mapproxy and render a unique file from my XML Mapnik data source ...
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Best practice / Ideas for easily creating an editable webmap for friends [duplicate]

I know this is a super general question and there is a ton of resources out there. But all I'm asking are some pointers to good references as it's really hard to know what's good and what not. So the ...
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1answer
19 views

Enterprise portal, webApp Geometry Server error

I have a web App on an enterprise portal and most people who have access to it (internal and external users) when panning around, zooming or trying to interact with the web App in any way a pop-up ...
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1answer
48 views

Web maps using Oblique Mercator or other alternative projections?

I'm working toward creating a series of web maps involving relations between Canada and the Asia Pacific. The standard Spherical Mercator projection supported (exclusively it seems) by all major web-...
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1answer
44 views

Web Mapping with Select by Rectangle and Modify Symbology?

I want to create a free/simple web map where users can click & drag to select polygons in the map, then once selected, choose a color for all selected polygons. The map should also maintain these ...
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2answers
84 views

How do I create a clickable map where clicking on a specific part of the map takes you to a webpage using QGIS?

I have a shapefile of regions in Italy. I am creating a travel blog and I want to create a clickable map where when you click one of the regions it takes you to the relevant page for that region. Is ...
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1answer
58 views

Sourcing static maps from web APIs

For a web app I want to source roadmap and satellite type maps from a web API which will be used with geometrical data from a database to generate reports. The reports would be viewed on screen or ...
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1answer
26 views

Cannot display images from geoserver into the web application

I cannot load any map in the web application Arches web app (https://arches.readthedocs.io/en/stable/) I am working with, at the beginning I thought it was problem with the ports so I opened some ...
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2answers
147 views

Which web maps work best for which web services [closed]

I'm trying to do a project, where I grab data from a MySQL database, and display it onto a web map API mashup (showing a chart on the map). I want to develop an example using REST, SOAP and possibly ...
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15 views

I cannot able to popup the marker from the geojson in the leaflet [duplicate]

var json1 = { "type": "FeatureCollection", "features": [ { "type": "Feature", "properties": {}, "geometry&...
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1answer
45 views

How to convert from a webmap on ArcGIS to downloading shapefile format?

I have a ArcGIS item in the format of a Web Map and would like to download it as a shapefile (or similar format, such as KMZ or CSV, would also be acceptable) Is this possible, and if not, why? By ...
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1answer
14 views

Open ArcGIS map on Android device

I found map on ArcGIS Server I would like to use on my Android device: https://experience.arcgis.com/experience/67697fc9eed74133aecb4b72dd348d12 What application I should use in order to use this map ...
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0answers
17 views

Using 3D Models in Cityengine, Cesium and 3D scenes

I recently started working with 3D models, and the following question may be a bit too abstract? If I need to build a 3D city with buildings and other features, what software should I use as a ...
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0answers
21 views

CesiumJS:3Dtiles tileset path? (Windows)

I'm trying to load and display my 3D tiles file with CesiumJS on my Window Station and Chrome web browser. Cesium server seems to running fine locally. When I type the 'npm start` command via one ...
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28answers
58k views

How to Start Web Mapping?

I want to start working on a web map at work to map some of our statistics by city. I have an idea, but I'm not exactly sure where to start. Are there any definitive resources that provide step ...
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1answer
18 views

How to deal with several markers in the same location on a map, e.g. to let viewers know they're there, and regarding tooltips with different info

I've created a web map. There are several markers on it, each representing something, and a tooltip shows related info. Several markers are in the very same location (lat, lon). So there are two ...
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2answers
1k views

Web app - how to replace ESRI branding with a custom graphic?

Alough there apears to be an easy way to remove the "Powered by ESRI" graphic in JSON I would like, rather than removing it, to substitute it with a custom PNG. When I set "Logo": false, in "...
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1answer
880 views

Maintaining default value for fields in ArcGIS online map / feature service

I have an enterprise geodatabase within which there are several feature classes that contain subtypes and domains. A web map has been created from this geodatabase on ArcGIS Online and it is used for ...
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1answer
41 views

Defunct online mapping service with abstract or simplified route map

Back when it was common for people to print paper driving directions from a website like MapQuest (say, around 2000) I remember one of the mapping services offering an alternative format for the route ...
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1answer
46 views

Error when setting “permanent” tooltip option with bindtooltip in Leaflet

I've got a geoJSON that I load into a map and add tooltips to. Pretty simple, figured that out fine, and now I want the tooltips to be permanent (displayed on map load instead of on marker hover), and ...
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2answers
152 views

Get a list of leaflet marker clusters within current map bounds in Leaflet

I am using leaflet.markercluster plugin to show clusters on my map and getting information about each cluster on hover/click event. What I'd like to do now is to write a method that if a user zooms or ...
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1answer
546 views

ESRI Javascript Web Application Hosted on Amazon Web Services

I have just deployed my first web application to Amazon S3. This web application is a simple web mapping app using the ESRI Javascript API and consuming a web map from ArcGIS Online. I have been ...
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4answers
93 views

How to display shapefiles on an OpenLayers web mapping application that are provided by users as an input without making any changes in the database

I have created a web mapping application using OpenLayers 3 which is displaying the data that is stored in a database. Now I want to display additional data that is going to be provided by the users ...
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0answers
30 views

Show popup on the map for the selected item in the side list using the mapbox gl js

I followed this tutorial "Filter features within map view" and managed to adapt it to my data, which are polygons instead of points. However, the popups on the side menu are not displayed, ...
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0answers
36 views

How to change default password in GeoServer

I started to learn GeoServer to publish online maps. I installed the software and now I would like to change the default password. At the moment is: geoserver I tried to do it without result. Can ...
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1answer
2k views

Google Maps API extract elevation value along route

I am using the Directions and Elevation Service of Google Maps, in order to extract the coordinates and the elevation along a route between a start and end point. I could set my directions service ...
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1answer
102 views

How do I adapt existing responsive web site to display Leaflet maps?

My website works well on different devices but it seems that only works with images, although I would like to show other media, like Leaflet maps and videos. Just about all pages are laid out on a ...
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1answer
49 views

Downloading or caching web based map service for faster access?

The Western Australia Department of Mine and Petroleum allows access to one of their online systems called Tengraph Web with which I can view tenements, major infrastructure, and topography for the ...
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1answer
39 views

Simple Asset Web Map Service [closed]

I want to make an asset/inventory map of locations (points only) that can be viewed and queried easily from computers and mobile devices. The dataset is not very large, and the user traffic would be ...
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0answers
63 views

Updating sidebar on Leaflet

I have a number of markers on a leaflet map with a sidebar that is supposed to update with whatever markers are within the current map bounds. This is adapted from Bryan McBride's Bootleaf template ...
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1answer
226 views

Set extent in a webmap Esri

I'm creating a storymap from a developers tutorial I found on Esri. The point of the tutorial is to insert an additional reference map. Everything is working well but I want the extent to closely ...
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2answers
124 views

Add ui.Button Google Earth Engine

I just wrote a code for an online application through GEE. The application works when I click on the "run" button within the GEE interface. However, there is no way to run the code in the ...
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3answers
684 views

Save Popup Configurations in ArcGIS Online

Is there a way to save configured pop-ups within ArcGIS Online and then use the saved configuration in other ArcGIS Online web maps?
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1answer
36 views

Render imageMosaic of palleted GeoTIFFs via WMS from GeoServer

I'm ultimately attempting to serve an external ImageMosaic of GeoTIFFs via WMS. The individual tiffs are pca hillshades, generated using r.shaded.pca in GRASS 7 GIS, exported via GDAL to UInt16 and ...
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1answer
67 views

Labels with halos become faded and transparent in CMV when using an aerial image

I am using CMV to create a web map but when I use esri's world imagery or another image service as my base map, my labels (only with halos - Aerial 10pt with 2pt halo) become faded and transparent - ...
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1answer
54 views

ImageMosaic granule sorting by resolution in GeoServer

I'm having trouble ensuring that the highest resolution raster is always rendered first in my ImageMosaic. In the folder .../svfc I have a series of overlapping geoTiff elevation rasters at different ...
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2answers
82 views

L.control features showing up only below raster layers

I've been studying Leaflet and, when I was trying out some plugins, this issue showed up. Pop-ups and markers works fine, but the line (perimeter) won't show up unless I turn off the raster layers. ...
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0answers
64 views

Enable Mosaic Native Acceleration in GeoServer 2.17

I am trying to optimise my server's GeoServer configuration for serving WMS. My server is running Ubuntu 19.10. I'm following the 'GeoServer on steroids' guide which recommends enabling 'Mosaic Native ...
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1answer
33 views

How to create ArcGIS Online map to only only show intersecting line features when clicking on a point feature

I have a map with a feature class containing airport locations and another feature class showing flight paths between airports. I would like to create a map on ArcGIS Online where when I click on a ...
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0answers
33 views

Collecting public comment (Points / Lines / Polygons) in online mapping application

Use Case: Author/deploy public facing web map displaying wildlife locations. Allow public stakeholders to easily draw and attribute points, lines, and polygons denoting important wildlife and ...
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0answers
73 views

Leaflet.js custom coordinate system

Background: Display topographic plans of a specific size (1500 meters x 1500 meters). The source images of tiles can be of different sizes and resolutions. It is required to display on the plan some ...

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