- 340 pages
- English
- ePUB (mobile friendly)
- Available on iOS & Android
eBook - ePub
QGIS Python Programming Cookbook
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Information
QGIS Python Programming Cookbook
Table of Contents
QGIS Python Programming Cookbook
Credits
About the Author
About the Reviewers
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Preface
What this book covers
What you need for this book
Who this book is for
Sections
Getting ready
How to do it…
How it works…
There's more…
See also
Conventions
Reader feedback
Customer support
Downloading the example code
Downloading the color images of this book
Errata
Piracy
Questions
1. Automating QGIS
Introduction
Installing QGIS for development
Getting ready
How to do it
Installing PyQGIS using the Debian package manager
Installing PyQGIS using the RPM package manager
Setting the environment variables
Setting the environment variables on Windows
Setting the environment variables on Linux
How it works…
There's more…
Finding the PyQGIS path on Windows
Finding the location of the QGIS Python installation on other platforms
Using the QGIS Python console for interactive control
How to do it…
How it works…
Using the Python ScriptRunner plugin
Getting ready
How to do it…
How it works…
Setting up your QGIS IDE
Getting ready
How to do it…
Adding the QGIS Python interpreter on Windows
Adding the PyQGIS module paths to the interpreter
Adding the PyQGIS API to the IDE
Adding environment variables
How it works…
Debugging QGIS Python scripts
How to do it…
Configuring QGIS
Configuring Eclipse
Testing the debugger
How it works…
Navigating the PyQGIS API
Getting ready
How to do it…
How it works…
There's more…
Creating a QGIS plugin
Getting ready
How to do it…
How it works…
There's more…
Distributing a plugin
Getting ready
How to do it…
How it works…
Creating a standalone application
Getting ready
How to do it…
How it works…
There's more...
Storing and reading global preferences
Getting ready
How to do it…
How it works…
There's more…
Storing and reading project preferences
Getting ready
How to do it…
How it works…
There's more…
Accessing the script path from within your script
Getting ready
How to do it…
How it works…
There's more…
2. Querying Vector Data
Introduction
Loading a vector layer from a file sample
Getting ready
How to do it...
How it works...
Loading a vector layer from a spatial database
Getting ready
How to do it...
How it works...
Examining vector layer features
Getting ready
How to do it...
How it works...
Examining vector layer attributes
Getting ready
How to do it...
How it works...
There's more...
Filtering a layer by geometry
Getting ready
How to do it...
How it works...
Filtering a layer by attributes
Getting ready
How to do it...
How it works...
Buffering a feature intermediate
Getting ready
How to do it...
How it works...
Measuring the distance between two points
Getting ready
How to do it...
How it works...
Measuring the distance along a line sample
Getting ready
How to do it...
How it works...
Calculating the area of a polygon
Getting ready
How to do it...
How it works...
Creating a spatial index
Getting ready
How to do it...
How it works...
Calculating the bearing of a line
Getting ready
How to do it...
How it works...
Loading data from a spreadsheet
Getting ready
How to do it...
How it works...
There's more...
3. Editing Vector Data
Introduction
Creating a vector layer in memory
Getting ready
How to do it...
How it works...
There's more…
Adding a point feature to a vector layer
Getting ready
How to do it...
How it works...
Adding a line feature to a vector layer
Getting ready
How to do it...
How it works...
Adding a polygon feature to a vector layer
Getting ready
How to do it...
How it works...
Adding a set of attributes to a vector layer
Getting ready
How to do it...
How it works...
Adding a field to a vector layer
Getting ready
How to do it...
How it works...
Joining a shapefile attribute table to a CSV file
Getting ready
How to do it...
How it works...
There's more...
Table of contents
- QGIS Python Programming Cookbook
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Yes, you can access QGIS Python Programming Cookbook by Joel Lawhead in PDF and/or ePUB format, as well as other popular books in Computer Science & Desktop Applications. We have over one million books available in our catalogue for you to explore.