Book Image

QGIS Blueprints

By : Ben Mearns
Book Image

QGIS Blueprints

By: Ben Mearns

Overview of this book

Table of Contents (14 chapters)
QGIS Blueprints
About the Author
About the Reviewers

Publishing the results as a web application

Now that we have completed our modeling for the site selection of a farmland for conservation, let's take steps to publish this for the Web.


qgis2leaf allows us to export our QGIS map to web map formats (JavaScript, HTML, and CSS) using the Leaflet map API. Leaflet is a very lightweight, extensible, and responsive (and trendy) web mapping interface.

qgis2leaf converts all our vector layers to GeoJSON, which is the most common textual way to express the geographic JavaScript objects. As our operational layer is in GeoJSON, Leaflet's click interaction is supported, and we can access the information in the layers by clicking. It is a fully editable HTML and JavaScript file. You can customize and upload it to an accessible web location, as you'll understand in subsequent chapters.

qgis2leaf is very simple to use as long as the layers are prepared properly (for example, with respect to CRS) up to this point. It is also very powerful in creating...