PyQGIS Developer Cookbook

• Introduction
  • Scripting in the Python Console
  • Python Plugins
  • Running Python code when QGIS starts
  • Python Applications
  • Technical notes on PyQt and SIP
• Loading Projects
• Loading Layers
  • Vector Layers
  • Raster Layers
  • QgsProject instance
• Using Raster Layers
  • Layer Details
  • Renderer
  • Query Values
• Using Vector Layers
  • Retrieving information about attributes
  • Iterating over Vector Layer
  • Selecting features
  • Modifying Vector Layers
  • Using Spatial Index
  • Creating Vector Layers
  • Appearance (Symbology) of Vector Layers
  • Further Topics
• Geometry Handling
  • Geometry Construction
  • Access to Geometry
  • Geometry Predicates and Operations
• Projections Support
  • Coordinate reference systems
  • CRS Transformation
• Using the Map Canvas
  • Embedding Map Canvas
  • Rubber Bands and Vertex Markers
  • Using Map Tools with Canvas
  • Writing Custom Map Tools
  • Writing Custom Map Canvas Items
• Map Rendering and Printing
  • Simple Rendering
  • Rendering layers with different CRS
  • Output using print layout
• Expressions, Filtering and Calculating Values
  • Parsing Expressions
  • Evaluating Expressions
  • Handling expression errors
• Reading And Storing Settings
• Communicating with the user
  • Showing messages. The QgsMessageBar class
  • Showing progress
  • Logging
• Authentication infrastructure
  • Introduction
  • Glossary
  • QgsAuthManager the entry point
  • Adapt plugins to use Authentication infrastructure
  • Authentication GUIs
• Tasks - doing heavy work in the background
  • Introduction
  • Examples
• Developing Python Plugins
  • Structuring Python Plugins
  • Code Snippets
  • Using Plugin Layers
  • IDE settings for writing and debugging plugins
  • Releasing your plugin
• Writing a Processing plugin
• Network analysis library
  • General information
  • Building a graph
  • Graph analysis
• QGIS Server Python Plugins
  • Server Filter Plugins architecture
  • Raising exception from a plugin
  • Writing a server plugin
  • Access control plugin
• Cheat sheet for PyQGIS
  • User Interface
  • Settings
  • Toolbars
  • Menus
  • Canvas
  • Layers
  • Table of contents
  • Advanced TOC
  • Processing algorithms
  • Decorators
  • Sources