New Course: Mobile GIS and Mapping Applications with Leaflet

Mobile GIS and Mapping Applications with Leaflet

This course is available now on Udemy.com. It will show you how to create a mobile specific mapping application using Leaflet.js including

Formatting your web application for mobile device screens
Understanding touch screens and adapting your web app for them
Making your web app look and feel like a native application
Detecting if the user is using a mobile device
Detecting if the user is online or not
Getting the most out of geolocation
Adding simple charts to your application
Using web storage to save the state of your application
Using web storage to store local versions of vector data
Using the Application Cache API to load a local version of your application for off-line use
Creating custom base maps with QGIS and QTiles
Adding custom base maps to the application cache for offline use

Continue reading “New Course: Mobile GIS and Mapping Applications with Leaflet”

June 5, 2017November 13, 2017

Filtering data in Leaflet

This video shows an example of how to filter data in Leaflet using HTML radio buttons to make a selection. This is analagous to using a definition query in ArcGIS or a filter feature in QGIS. We are limiting which data is included in a feature group based on its attributes. Continue reading “Filtering data in Leaflet”

May 30, 2017November 13, 2017

Displaying YOUR GIS data in a leaflet map (pt 2 – lines and polygons)

This video shows how to load your line and polygon GIS data into a leaflet web map, This requires using the Leaflet.Ajax plug-in. I also demonstrate the basics of styling and filtering line and polygon data. Continue reading “Displaying YOUR GIS data in a leaflet map (pt 2 – lines and polygons)”

May 2, 2017October 26, 2021

Why your organization needs a web GIS strategy.

What is web GIS?

When most people think about web GIS, they think about publishing a map or a data set for the world to see. That’s certainly part of it, but only a small part. For many years when I would try to sell my employers on the concept of web GIS they would reply “We don’t want everyone to see our proprietary information.” After digging in and learning more on my own I began to realize that there was much more to web GIS than publishing content. Continue reading “Why your organization needs a web GIS strategy.”