Book Image

Learn QGIS - Fourth Edition

By : Andrew Cutts, Anita Graser
Book Image

Learn QGIS - Fourth Edition

By: Andrew Cutts, Anita Graser

Overview of this book

QGIS 3.4 is the first LTR (long term release) of QGIS version 3. This is a giant leap forward for the project with tons of new features and impactful changes. Learn QGIS is fully updated for QGIS 3.4, covering its processing engine update, Python 3 de-facto coding environment, and the GeoPackage format. This book will help you get started on your QGIS journey, guiding you to develop your own processing pathway. You will explore the user interface, loading your data, editing, and then creating data. QGIS often surprises new users with its mapping capabilities; you will discover how easily you can style and create your first map. But that’s not all! In the final part of the book, you’ll learn about spatial analysis and the powerful tools in QGIS, and conclude by looking at Python processing options. By the end of the book, you will have become proficient in geospatial analysis using QGIS and Python.
Table of Contents (8 chapters)

Styling data

We are going to style both Raster and Vector data. QGIS 3 has significantly updated and improved its ability to visualize GIS data. In this chapter, we will show how styling in QGIS can be used to convey more meaning to data.

We will again use the QGIS sample data from look for the file. Download and extract the data to your computer if you have not already done so.

Interactive styling

A major visualization improvement in QGIS 3 is the ability to style GIS data interactively. There are now two main ways to style your data. You can either left-click on a layer and select properties, or you can click on View| Panels | Layer Styling Panel, as shown in...