Index

A

• Add item button / Adding a color ramp
• address-based data
  • geocoding / Geocoding address-based data
  • address geocoding, working / How address geocoding works
• address geocoding
  • working / How address geocoding works
  • web services, using / The first example – geocoding using web services
  • local street network data, using / The second example – geocoding using local street network data
• Add rule button / Rule-based vector styling
• advanced field calculation
  • writing / Writing advanced field calculations
• advanced field calculations, writing
  • current date, calculating / The first example – calculating and formatting the current date
  • current date, formatting / The first example – calculating and formatting the current date
  • geometry values, inserting / The second example – inserting geometric values
  • population-dependent label string, calculating / The third example – calculating a population-dependent label string
• algorithms
  • adding / Adding algorithms
• APIs
  • about / API documentation
• Application Programming Interfaces (API) / Webography - where to get API information and PyQGIS help
• Aptana
  • installing / Installing Aptana
  • URL, for downloading / Installing Aptana

B

• basic vector geoprocessing tools
  • using / Using basic vector geoprocessing tools
  • spatial overlay tools / Spatial overlay tools
  • Buffer tool / Creating buffers
  • Convex Hull tool / Generating convex hulls
  • Dissolve tool / Dissolving features
• batch processing
  • using, with model / Using batch processing with models
• BitBucket
  • URL / Setting optional plugin parameters
• buffers
  • creating, with Buffer tool / Creating buffers
• Buffer tool
  • using / Creating buffers

C

• Calculator tool / Adding algorithms
• CamelCase format
  • URL / Setting mandatory plugin parameters
• categorized vector style / Categorized vector styling
• changeable panels, color picker
  • about / Changeable panels in the color picker
  • color ramp panel / Color ramp
  • color wheel panel / Color wheel
  • color swatches panel / Color swatches
  • color sampler / Color sampler
• Clip grid with polygon tool / Executing model algorithms iteratively
• clip grid with polygon tool
  • using / Clipping land use to the park boundary using Clip grid with polygon
• Clip tool / Using the Clip and Difference tools
• code refactoring
  • URL / API documentation
• ColorBrewer color ramp
  • adding / Add a ColorBrewer color ramp
• color picker
  • about / Choosing and managing colors
  • available components / Always available color picker components
  • changeable panels / Changeable panels in the color picker
• color ramp
  • renaming / Renaming a color ramp
  • removing / Removing a color ramp
  • exporting / Exporting a color ramp
  • importing / Importing a color ramp
  • adding / Adding a color ramp
  • Gradient color ramp, adding / Adding a Gradient color ramp
  • Random color ramp, adding / Adding a Random color ramp
  • ColorBrewer color ramp, adding / Add a ColorBrewer color ramp
  • cpt-city color ramp, adding / Adding a cpt-city color ramp
  • editing / Editing a color ramp
• color ramps
  • managing / Managing color ramps
  • QGIS color ramp collection, managing / Managing the QGIS color ramp collection
• colors
  • selecting / Choosing and managing colors
  • managing / Choosing and managing colors
• common parameters, diagrams
  • size parameter / Diagram size parameters
  • position parameter / Diagram position parameters
• complex aspatial queries / Complex spatial and aspatial queries
• complex spatial queries / Complex spatial and aspatial queries
• convex hulls
  • generating, with Convex Hull tool / Generating convex hulls
• Convex Hull tool
  • using / Generating convex hulls
• coordinate data
  • points, creating / Creating points from coordinate data
  • well-known text (WKT) representations of geometry, mapping / Mapping well-known text representations of geometry
• coordinate reference system (CRS)
  • working with / Working with coordinate reference systems
  / Georeferencing imagery
• coordinate reference systems
  • defining / Defining coordinate reference systems
  • Proj.4 definition format / Understanding the Proj.4 definition format
  • custom coordinate reference system, defining / Defining a new custom coordinate reference system
• cpt-city color ramp
  • adding / Adding a cpt-city color ramp
  • URL / Adding a cpt-city color ramp
• custom coordinate reference system
  • defining / Defining a new custom coordinate reference system
• custom processing script
  • running / Running your own processing script, Running the script
  • test processing toolbox script, creating / Creating a test processing toolbox script
  • viewing / Looking at the custom script

D

• data
  • loading / Loading data
  • vector data, loading / Loading vector data
  • raster data, loading / Loading raster data
  • bases, loading / Loading databases
  • web services / Web services
  • editing / Editing data
  • importing, into SpatiaLite database / Importing data into a SpatiaLite database
• data, editing
  • about / Editing data
  • snapping / Snapping
  • vector data, styling / Styling vector data
  • raster data, styling / Styling raster data
  • contrast enhancement / Contrast enhancement
  • blending modes / Blending modes
• database
  • concepts / Fundamental database concepts
  • tables / Database tables
  • data types / Database tables
  • geometry types / Database tables
  • table relationship / Table relationships
  • SQL / Structured Query Language
• database management system (DBMS) / Creating a spatial database
• debugger / What is a debugger?
• debugging environment
  • setting up / Setting up a debugging environment
  • debugger / What is a debugger?
  • Aptana, installing / Installing Aptana
  • PYTHONPATH, setting up / Setting up PYTHONPATH
  • Pydevd server, starting / Starting the Pydevd server
  • QGIS, connecting to Pydevd server / Connecting QGIS to the Pydevd server
• default algorithm settings
  • adjusting / Calculating shaded relief
• diagrams
  • used, for displaying thematic data / Using diagrams to display thematic data
  • common parameters / Parameters common to all diagram types
  • attributes, adding to / Adding attributes to diagrams
  • pie chart diagram, creating / Creating a pie chart diagram
  • text chart diagram, creating / Creating a text chart diagram
  • histogram chart diagram, creating / Creating a histogram chart diagram
• Difference tool / Using the Clip and Difference tools
• digital elevation model (DEM) / Calculating shaded relief
• digital terrain model (DTM) / Calculating shaded relief
• dir() function, Python / Exploring a QGIS API in the Python Console
• Dissolve tool
  • using / Dissolving features

E

• Edit rule button / Rule-based vector styling
• EPSG online registry
  • URL / Working with coordinate reference systems
• external algorithm
  • running / Running an external algorithm or command
  • simple command, running / Running a simple command
• external command
  • running / Running a simple command
• Extract Nodes tool / Extracting nodes from lines and polygons

F

• feature.attributes() method / My second PyQGIS code snippet – looping the layer features
• feature.geometry() method / My second PyQGIS code snippet – looping the layer features
• features
  • dissolving, with Dissolve tool / Dissolving features
  • iterating over / Iterating over features
  • iterators, describing / Describing the iterators
  • editing / Editing features
• features, editing
  • canvas, updating / Updating canvas and symbology
  • symbology, updating / Updating canvas and symbology
  • QgsVectorDataProvider, using / Editing through QgsVectorDataProvider
  • QgsVectorLayer, using / Editing using QgsVectorLayer
• field calculations
  • about / Advanced field calculations
  • field calculator interface, exploring / Exploring the field calculator interface
  • advanced calculations, writing / Writing advanced field calculations
• field calculator interface
  • exploring / Exploring the field calculator interface
  • function, types / Exploring the field calculator interface
• floating point
  • and integer rasters, converting / Converting datasets from floating-point to integer rasters
• functionality
  • adding, with plugins / Adding functionality with plugins

G

• GDAL
  • used, for clipping evaluation layer / Clipping elevation to the boundary of a park using GDAL
• GDAL library
  • URL / Managing rasters
• GDAL Proximity
  • used, for finding proximity to surface water / Finding proximity to surface water using GDAL Proximity
• GDAL Raster calculator
  • using / Querying the proximity for 1,000 meters of water using the GDAL Raster calculator
• GDAL Script tool / Completing the operation
• Geographic Resource Analysis Support System (GRASS) / Installing QGIS on Windows
• geometry errors
  • checking for / Checking for geometry errors
• geometry values
  • adding, to attribute table / Adding geometry columns to an attribute table
• Georeferencer GDAL plugin
  • using / Using the Georeferencer GDAL plugin
• georeferencing, with second dataset
  • about / The first example – georeferencing using a second dataset
  • ground control points, entering / Entering the ground control points
  • transformation settings / Transformation settings
  • operation, completing / Completing the operation
• Geospatial Data Abstraction Library (GDAL) / Installing QGIS on Mac OS X
  • about / Loading raster data
  • URL / Loading raster data
• GitHub
  • URL / Setting optional plugin parameters
• Google Geocoding API
  • URL / The first example – geocoding using web services
• Gradient color ramp
  • adding / Adding a Gradient color ramp
• graduated vector style / Graduated vector styling
• graphical modeler (GM)
  • about / An introduction to the graphical modeler
  • opening / Opening the graphical modeler
  • configuring / Configuring the modeler and naming a model
  • differences / Adding algorithms
• GRASS
  • URL / Understanding the processing toolbox, Combining reclassified slope and land use layers, Reclassifying land use using the Reclassify grid values tool
  • used, for performing raster analyses / Performing raster analyses with GRASS
• ground control points (GCP)
  • about / Ground control points
  • entering / Entering the ground control points

H

• habit evaluation, SAGA
  • about / Evaluating a habitat
  • elevation ranges, calculating with SAGA Raster calculator / Calculating elevation ranges using the SAGA Raster calculator
  • land use, clipping with clip grid with polygon / Clipping land use to the park boundary using Clip grid with polygon
  • land use, querying with SAGA Raster calculator / Querying land use for only surface water using the SAGA Raster calculator
  • proximity to surface water, finding with GDAL Proximity / Finding proximity to surface water using GDAL Proximity
  • GDAL Raster calculator, using / Querying the proximity for 1,000 meters of water using the GDAL Raster calculator
  • Reclassify grid values tool, using / Reclassifying land use using the Reclassify grid values tool
  • SAGA Raster calculator, using / Combining raster layers using the SAGA Raster calculator
• histogram chart diagram
  • creating / Creating a histogram chart diagram
• hydrologic analyses
  • exploring, with TauDEM / Exploring hydrologic analyses with TauDEM, Removing pits from the DEM, Calculating the upstream area above Fort Klamath, Calculating a stream network raster grid, Creating a watershed-specific vector stream network
  • pits, removing from TauDEM / Removing pits from the DEM
  • flow directions, calculating across landscape / Calculating flow directions across the landscape
  • upstream area above Fort Klamath, calculating / Calculating the upstream area above Fort Klamath
  • stream network raster grid, calculating / Calculating a stream network raster grid
  • watershed-specific vector stream network, creating / Creating a watershed-specific vector stream network

I

• Identify tool / The second example – geocoding using local street network data
• iface class
  • exploring / Exploring iface and QGis
• imagery
  • georeferencing / Georeferencing imagery
• imagery, georeferencing
  • about / Georeferencing imagery
  • ground control points (GCP), identifying / Ground control points
  • Georeferencer GDAL plugin, using / Using the Georeferencer GDAL plugin
  • second dataset, using / The first example – georeferencing using a second dataset
  • point file, using / The second example – georeferencing using a point file
• inputs
  • adding / Adding inputs
• installations
  • QGIS / QGIS download and installation
  • QGIS, on Windows / Installing QGIS on Windows
  • QGIS, on Mac OS X / Installing QGIS on Mac OS X
  • QGIS, on Ubuntu Linux / Installing QGIS on Ubuntu Linux
• integer rasters
  • and floating point, converting / Converting datasets from floating-point to integer rasters
• Internet Relay Chat (IRC) channel
  • about / IRC channel
• interpolation method
  • raster surfaces, converting via / Creating raster surfaces via interpolation
• Intersect tool / Using the Intersect and Symmetrical Difference tools
• Inverse Distance Weighted (IDW) / Creating raster surfaces via interpolation
• inverted polygons vector style
  • about / Inverted polygons vector styling
  / Inverted polygons vector styling

K

• KML
  • importing, into SpatiaLite database / Importing KML into SpatiaLite
• knowledge
  • sharing / Sharing your knowledge and reporting issues

L

• LAStools
  • URL, for installing / Configuring the processing toolbox
  • URL / Understanding the processing toolbox
• layer.getFeatures() method / My second PyQGIS code snippet – looping the layer features
• layers
  • loading / Loading layers
  • rasters, managing / Managing rasters
  • vector files, managing / Managing vector files
  • database vectors, managing / Managing database vectors
• LCP
  • calculating / Calculating the least-cost path
  • slope, calculating with r.slope tool / Calculating the slope using r.slope
  • land use raster, reclassifying / Reclassifying a new slope raster and the land use raster
  • new slope raster, reclassifying / Reclassifying a new slope raster and the land use raster
  • reclassified slope, combining with land use layers / Combining reclassified slope and land use layers
  • cumulative cost raster, calculating with r.cost tool / Calculating the cumulative cost raster using r.cost
  • used, for calculating cost path / Calculating the cost path using least-cost paths
• lines
  • converting, to polygons / Converting polygons to lines and lines to polygons
  • nodes, extracting from / Extracting nodes from lines and polygons
• Linux
  • SAGA, troubleshooting on / Linux
  • SAGA, installing on / Linux

M

• Mac OS X
  • QGIS, installing on / Installing QGIS on Mac OS X
  • SAGA, installing on / Mac OS X
  • SAGA, troubleshooting on / Mac OS X
• mailing lists
  • URL / Mailing lists
  • developer list / Mailing lists
  • user list / Mailing lists
• main plugin files
  • __init__.py file / Exploring main plugin files
  • metadata.txt file / Exploring main plugin files
  • Makefile / Exploring main plugin files
  • icon.png file / Exploring main plugin files
  • resources.qrc file / Exploring main plugin files
  • resource_rc.py file / Exploring main plugin files
  • test_plugin_dialog_base.ui file / Exploring main plugin files
  • test_plugin_dialog.py file / Exploring main plugin files
  • test_plugin.py file / Exploring main plugin files
• MakePoint function / Importing tables into SpatiaLite
• mandatory plugin parameters, setting
  • class name / Setting mandatory plugin parameters
  • plugin name / Setting mandatory plugin parameters
  • description / Setting mandatory plugin parameters
  • module name / Setting mandatory plugin parameters
  • version number / Setting mandatory plugin parameters
  • minimum QGIS version / Setting mandatory plugin parameters
  • text for the menu item / Setting mandatory plugin parameters
  • Author/Company and Email address / Setting mandatory plugin parameters
• map canvas
  • obtaining / Getting the map canvas
  • Map Tools / Explaining Map Tools
  • current Map Tool, setting / Setting the current Map Tool
  • point-click values, obtaining / Getting point-click values
  • point-click values, using / Using point-click values
  • QgsRubberBand class, exploring / Exploring the QgsRubberBand class
• maps
  • composing / Composing maps
• Merge Shapefiles to One tool / Merging shapefiles
• MMQGIS plugin
  • URL / Geocoding address-based data
  • about / Geocoding address-based data
• model
  • naming / Configuring the modeler and naming a model
  • running / Running a model
  • editing / Editing a model
  • documenting / Documenting a model
  • loading / Saving, loading, and exporting models
  • saving / Saving, loading, and exporting models
  • exporting / Saving, loading, and exporting models
  • algorithms, executing iteratively / Executing model algorithms iteratively
  • nesting / Nesting models
  • batch processing, using / Using batch processing with models
  • converting, to Python / Converting a model into a Python script
• MOOC
  • URL / Where to learn Python basics
• multi band rasters
  • styling / Styling multiband rasters

N

• NGS
  • URL / The second example – georeferencing using a point file

O

• Open Source Geospatial Foundation
  • URL / Defining coordinate reference systems
• Open Source Geospatial Foundation (OSGeo)
  • URL / Working with coordinate reference systems
• optional plugin parameters, setting
  • repository / Setting optional plugin parameters
  • bug tracker / Setting optional plugin parameters
  • home page / Setting optional plugin parameters
  • tags / Setting optional plugin parameters
• OSGeo
  • URL / IRC channel
• OSGeo account
  • URL / Sharing your knowledge and reporting issues
• overlaps, repairing
  • editing parameters, setting / Setting the editing parameters
  • between polygons / Repairing an overlap between polygons

P

• paletted raster band renderer / Paletted raster band rendering
• pie chart diagram
  • creating / Creating a pie chart diagram
• Plugin Builder
  • used, for creating plugin structure / Creating a plugin structure with Plugin Builder
  • installing / Installing Plugin Builder
  • plugins, locating / Locating plugins
  • URL / Setting optional plugin parameters
• plugin file structure
  • about / The plugin file structure – where and what to customize
  • main plugin files, exploring / Exploring main plugin files
  • Plugin Builder generated files / Plugin Builder generated files
• plugin logic
  • modifying / Modifying the plugin logic, Classifying layers
  • layers, classifying / Classifying layers
  • combo box, populating / Populating the combobox
  • self keyword / Understanding self
  • dialog, displaying / Showing and running the dialog
  • dialog, showing / Showing and running the dialog
  • improvements / Some improvements
  • code / More detail of the code
• plugins
  • used, for adding functionality / Adding functionality with plugins
• point-click values
  • obtaining / Getting point-click values
  • current Map Tool, obtaining / Getting the current Map Tool
  • new Map Tool, creating / Creating a new Map Tool
  • map canvas event handler, creating / Creating a map canvas event handler
  • Map Tool event handler, creating / Creating a Map Tool event handler
  • new Map Tool, setting up / Setting up the new Map Tool
• point displacement vector style
  • about / Point-displacement vector styling
  • parameters / Point-displacement vector styling
• points
  • creating, from coordinate data / Creating points from coordinate data
• polygon centroids
  • creating / Creating polygon centroids
• polygons
  • converting, to lines / Converting polygons to lines and lines to polygons
  • nodes, extracting from / Extracting nodes from lines and polygons
• processing commander / Understanding the processing toolbox
• processing toolbox
  • about / About the processing toolbox, Understanding the processing toolbox
  • algorithms, accessing / About the processing toolbox
  • configuring / Configuring the processing toolbox
  • using / Using the processing toolbox
  • sources / Using the processing toolbox
• processing toolbox algorithms
  • running / Running processing toolbox algorithms
  • searching / Looking for an algorithm
  • information, obtaining / Getting algorithm information
  • running, at console / Running algorithms from the console
  • custom processing script, running / Running your own processing script
• Proj.4
  • about / Working with coordinate reference systems
  • URL / Working with coordinate reference systems
• Proj.4 definition format
  • about / Defining coordinate reference systems, Understanding the Proj.4 definition format
  • URL / Defining coordinate reference systems
  • parameters, for CRS / Understanding the Proj.4 definition format
• PyDev
  • URL / Debugging in action
• Pydevd server
  • starting / Starting the Pydevd server
  • QGIS, connecting to / Connecting QGIS to the Pydevd server
• PyQGIS cookbook
  • URL / PyQGIS cookbook
  • references / PyQGIS cookbook
• Python
  • model, converting to / Converting a model into a Python script
  • URL / My second PyQGIS code snippet – looping the layer features
  • basics / Where to learn Python basics
  • tabs, selecting / Tabs or spaces, make your choice!
  • spaces selecting / Tabs or spaces, make your choice!
• Python Console
  • about / The Python Console
  • URL / The Python Console
  • sample data, obtaining / Getting sample data
  • PyQGIS code snippet / My first PyQGIS code snippet, My second PyQGIS code snippet – looping the layer features
  • QGIS API, exploring / Exploring a QGIS API in the Python Console
• Python homepage
  • URL / Where to learn Python basics
• PYTHONPATH
  • setting up / Setting up PYTHONPATH

Q

• #qgis channel
  • URL / IRC channel
• QGIS
  • downloading / QGIS download and installation
  • installing / QGIS download and installation, Installing QGIS only
  • installing, on Windows / Installing QGIS on Windows
  • installing, on Mac OS X / Installing QGIS on Mac OS X
  • URL / Installing QGIS on Mac OS X, Configuring the processing toolbox, API documentation, Exploring iface and QGis
  • installing, on Ubuntu Linux / Installing QGIS on Ubuntu Linux
  • URL, for Ubuntu versions / Installing QGIS only
  • installing, and FOSSGIS Packages / Installing QGIS and other FOSSGIS Packages
  • about / Tour of QGIS
  • Desktop interface / QGIS Desktop
  • Browser interface / QGIS Browser
  • reference links / API documentation
• QGis
  • exploring / Exploring iface and QGis
• QGIS, for Android
  • URL / Installing QGIS and other FOSSGIS Packages
• QGIS API
  • exploring, in Python Console / Exploring a QGIS API in the Python Console
• QGIS Browser
  • about / QGIS Browser
  • toolbar / QGIS Browser
  • data tree view / QGIS Browser
  • information panel / QGIS Browser
• QGIS color ramp collection
  • managing / Managing the QGIS color ramp collection, Exporting a color ramp, Importing a color ramp, Adding a color ramp, Adding a Gradient color ramp, Adding a Random color ramp, Add a ColorBrewer color ramp, Adding a cpt-city color ramp
• QGIS community / The QGIS community, mailing lists, and IRC channel
• QGIS Desktop
  • menu bar / QGIS Desktop
  • map display / QGIS Desktop
  • toolbars / QGIS Desktop
  • panels / QGIS Desktop
• QGIS installation, on Windows
  • QGIS Standalone Installer option / Installing QGIS on Windows
  • OSGeo4W Network Installer option / Installing QGIS on Windows
• QGIS issue
  • reporting / Sharing your knowledge and reporting issues
  • reporting, URL / Sharing your knowledge and reporting issues
• QGIS Python Plugins Repository
  • URL / Adding functionality with plugins
• QGIS Redmine bug tracker
  • URL / Sharing your knowledge and reporting issues
• QGIS sample data
  • URL / Getting sample data
• QgsRasterLayer class / Exploring QgsRasterLayer
• QgsVectorDataProvider
  • editing through / Editing through QgsVectorDataProvider
  • feature geometry, changing / Changing a feature's geometry, Changing a feature's attributes
  • feature, deleting / Deleting a feature
  • feature, adding / Adding a feature
• QgsVectorLayer
  • used, for editing / Editing using QgsVectorLayer
  • EditBuffer class, discovering / Discovering the QgsVectorLayerEditBuffer class
  • feature attribute, changing / Changing a feature's attributes
  • feature, adding / Adding and removing a feature
  • feature, removing / Adding and removing a feature
• QgsVectorLayer class
  • URL / The basic vector methods
• Qt Designer
  • URL, for downloading / Exploring main plugin files
  • used, for modifying TestPlugin layout / Modifying the layout with Qt Designer
• queries
  • creating / Creating queries and views
  • SQL query, creating / Creating a SQL query
  • spatial view, creating / Creating a spatial view
  • spatial view, dropping / Dropping a spatial view

R

• R
  • about / R
  • URL / R
  • summary statistics, exploring / Exploring summary statistics and histograms
  • histograms, exploring / Exploring summary statistics and histograms
• r.cost tool
  • used, for calculating cumulative cost raster / Calculating the cumulative cost raster using r.cost
• r.mapcalculator
  • used, for combining viewsheds / Combining viewsheds using r.mapcalculator
• r.reclass
  • about / Reclassifying rasters
  • URL / Reclassifying rasters
• r.slope tool
  • used, for calculating slope / Calculating the slope using r.slope
• r.stats
  • used, for calculating raster statistics / Calculating raster statistics using r.stats
• r.viewshed
  • used, for calculating viewsheds for towers / Calculating viewsheds for towers using r.viewshed
• Random color ramp
  • adding / Adding a Random color ramp
• raster analyses
  • performing, with GRASS / Performing raster analyses with GRASS
• raster analyses, performing with GRASS
  • about / Performing raster analyses with GRASS
  • shaded relief, calculating / Calculating shaded relief
  • LCP, calculating / Calculating the least-cost path
  • slope using r.slope, calculating / Calculating the slope using r.slope
  • viewshed, evaluating / Evaluating a viewshed
• raster composite (r.composite) tool
  • creating / Creating a raster composite
  • parameters / Creating a raster composite
• raster mosaic
  • creating / Creating a raster mosaic
• raster overviews (pyramids)
  • generating / Generating raster overviews (pyramids)
• rasters
  • single band rasters, styling / Styling single band rasters
  • color rendering / Raster color rendering
  • resampling / Raster resampling, Resampling rasters
  • reclassifying / Reclassifying rasters
  • floating point and integer rasters, converting / Converting datasets from floating-point to integer rasters
  • SAGA, troubleshooting on different platforms / Installing and troubleshooting SAGA on different platforms, Mac OS X, Linux
  • SAGA, installing on different platforms / Installing and troubleshooting SAGA on different platforms, Mac OS X, Linux
  • SAGA, installing on Windows / Windows
  • SAGA, troubleshooting on Windows / Windows
  • SAGA, installing on Mac OS X / Mac OS X
  • SAGA, troubleshooting on Mac OS X / Mac OS X
  • SAGA, troubleshooting on Linux / Linux
  • SAGA, installing on Linux / Linux
  • rescaling / Rescaling rasters
  • and vector data models, converting / Converting between raster and vector data models
  • converting, to vector / Converting from raster to vector
  • vector, converting to / Converting from vector to raster (rasterize)
  • managing / Managing rasters
  • QgsRasterLayer, exploring / Exploring QgsRasterLayer
  • layer, visualizing / Visualizing the layer
• raster surfaces
  • creating, via interpolation / Creating raster surfaces via interpolation
• Reclassify grid values tool
  • used, for reclassifying land use / Reclassifying land use using the Reclassify grid values tool
• Remove item button / Removing a color ramp
• Remove rule button / Rule-based vector styling
• resampling method / Generating raster overviews (pyramids)
  • Nearest neighbour / Raster resampling
  • Bilinear / Raster resampling
  • Average / Raster resampling
  • Cubic / Raster resampling, Transformation settings
  • Nearest Neighbour / Transformation settings
  • Linear / Transformation settings
  • Cubic Spline / Transformation settings
  • Lanczos / Transformation settings
• resources.qrc file
  • URL / Exploring main plugin files
• root mean square error (RMSE) / Transformation settings
• rule-based vector style / Rule-based vector styling
• run() function / Modifying the plugin logic

S

• SAGA
  • troubleshooting, on different platforms / Installing and troubleshooting SAGA on different platforms, Mac OS X, Linux
  • installing, on Windows / Windows
  • troubleshooting, on Windows / Windows
  • installing, on Mac OS X / Mac OS X
  • troubleshooting, on Mac OS X / Mac OS X
  • installing, on Linux / Linux
  • troubleshooting, on Linux / Linux
  • URL / Understanding the processing toolbox
  • about / SAGA
  • habitat, evaluating / Evaluating a habitat
• SAGA Raster calculator
  • used, for calculating elevation ranges / Calculating elevation ranges using the SAGA Raster calculator
  • used, for querying land use / Querying land use for only surface water using the SAGA Raster calculator
  • used, for combining raster layers / Combining raster layers using the SAGA Raster calculator
• SAGA Reclassify grid values tool
  • using / Reclassifying land use using the Reclassify grid values tool
• second dataset
  • used, for georeferencing / The first example – georeferencing using a second dataset
• settrace method / Connecting QGIS to the Pydevd server
• shaded relief
  • calculating / Calculating shaded relief
  • URL / Calculating shaded relief
• shapefile
  • importing, into SpatiaLite database / Importing a shapefile into SpatiaLite
  • tables, exporting as / Exporting tables out of SpatiaLite as a shapefile
• shapefiles
  • merging / Merging shapefiles
• singleband gray band renderer / Singleband gray raster band rendering
• singleband pseudocolor band renderer / Singleband pseudocolor raster band rendering
• single band rasters
  • styling / Styling single band rasters
  • paletted raster band renderer / Paletted raster band rendering
  • singleband gray band renderer / Singleband gray raster band rendering
  • singleband pseudocolor band renderer / Singleband pseudocolor raster band rendering
• single symbol vector style / Single-symbol vector styling
• Solar Position Calculator
  • URL / Calculating shaded relief
• Southeast Uplift Neighborhood Coalition (SEUL) / Complex spatial and aspatial queries
• Southwest Neighborhoods Inc. (SWNI) / Complex spatial and aspatial queries
• spatial database
  • creating / Creating a spatial database
• spatial indices
  • creating / Creating spatial indices
• SpatiaLite database
  • data, importing / Importing data into a SpatiaLite database
  • KML, importing / Importing KML into SpatiaLite
  • shapefile, importing / Importing a shapefile into SpatiaLite
  • tables, importing / Importing tables into SpatiaLite
• spatial overlay tools
  • about / Spatial overlay tools
  • Clip tool / Using the Clip and Difference tools
  • Difference tool / Using the Clip and Difference tools
  • Symmetrical Difference tool / Using the Intersect and Symmetrical Difference tools
  • Intersect tool / Using the Intersect and Symmetrical Difference tools
  • Union tool / Overlaying polygon layers with Union
• spatial view
  • creating / Creating a spatial view
  • dropping / Dropping a spatial view
• SQL
  • about / Structured Query Language
  • URL / Creating queries and views
• SQL query
  • creating / Creating a SQL query
• StackExchange Community
  • about / The StackExchange community
  • URL / The StackExchange community
• styles
  • saving / Saving, loading, and setting default styles, Saving a style
  • setting / Saving, loading, and setting default styles, Setting and restoring a default style
  • loading / Saving, loading, and setting default styles, Loading a style
  • restoring / Setting and restoring a default style
• Symmetrical Difference tool / Using the Intersect and Symmetrical Difference tools

T

• table
  • importing, into SpatiaLite database / Importing tables into SpatiaLite
  • exporting, as shapefile / Exporting tables out of SpatiaLite as a shapefile
  • managing / Managing tables
  • creating / Creating a new table
  • renaming / Renaming a table
  • properties, editing / Editing table properties
  • deleting / Deleting a table
  • emptying / Emptying a table
• tables
  • working with / Working with tables
  • joins / Table joins
• TauDEM
  • URL / Understanding the processing toolbox
  • used, for exploring hydrologic analyses / Exploring hydrologic analyses with TauDEM, Removing pits from the DEM, Calculating flow directions across the landscape, Calculating the upstream area above Fort Klamath, Calculating a stream network raster grid, Creating a watershed-specific vector stream network
  • pits, removing / Removing pits from the DEM
• TestPlugin
  • creating / Creating my first Python plugin – TestPlugin
  • mandatory plugin parameters, setting / Setting mandatory plugin parameters
  • optional plugin parameters, setting / Setting optional plugin parameters
  • plugin code, generating / Generating the plugin code
  • icon resource, compiling / Compiling the icon resource
  • customizing / A simple plugin example
  • basic logic, adding / Adding basic logic to TestPlugin
  • layout, modifying with Qt Designer / Modifying the layout with Qt Designer
  • pull down menus, adding / Adding two pull-down menus
  • GUI logic, modifying / Modifying the GUI logic
  • plugin logic, modifying / Modifying the plugin logic
  • debugging / Debugging session example, Debugging in action
  • PyDev project, creating / Creating a PyDev project for TestPlugin
  • breakpoints, adding / Adding breakpoints
• text chart diagram
  • creating / Creating a text chart diagram
• thematic data
  • displaying, with diagrams / Using diagrams to display thematic data
• Topographic Wetness Index (TWI) / Nesting models
• topological editing
  • topological errors, repairing via / Repairing topological errors via topological editing
• topological errors
  • repairing, via topological editing / Repairing topological errors via topological editing, Example 1 – resolving duplicate geometries, Setting the editing parameters, Repairing an overlap between polygons, Example 3 – repairing a gap between polygons
  • duplicate geometries, resolving / Example 1 – resolving duplicate geometries
  • overlaps, repairing / Example 2 – repairing overlaps
  • gap between polygons, repairing / Example 3 – repairing a gap between polygons
• Topology Checker
  • installing / Installing the Topology Checker
  • using / Using the Topology Checker
• Triangular interpolation (TIN) / Creating raster surfaces via interpolation
• triangulated irregular networks (TINs) / Creating polygons surrounding individual points

U

• Ubuntu Linux
  • QGIS, installing on / Installing QGIS on Ubuntu Linux
• Union tool
  • used, for overlaying polygon layers / Overlaying polygon layers with Union

V

• vector
  • raster, converting to / Converting from raster to vector
  • converting, to raster / Converting from vector to raster (rasterize)
• vector data models
  • and raster, converting / Converting between raster and vector data models
• vector data topology
  • checking / Checking the topology of vector data
  • Topology Checker, installing / Installing the Topology Checker
  • rules / Topological rules
• vector data topology, rules
  • for point features / Rules for point features
  • for line features / Rules for line features
  • for polygon features / Rules for polygon features
  • Topology Checker, using / Using the Topology Checker
• vector formats, OGR
  • URL / Managing vector files
• vector geometries
  • converting / Converting vector geometries
  • polygon centroids, creating / Creating polygon centroids
  • polygon, converting to lines / Converting polygons to lines and lines to polygons
  • lines, converting to polygon / Converting polygons to lines and lines to polygons
  • polygons around individual pints, creating / Creating polygons surrounding individual points
  • nodes, extracting from lines / Extracting nodes from lines and polygons
  • nodes, extracting from polygons / Extracting nodes from lines and polygons
  • features, simplifying / Simplifying and densifying features
  • features, densifying / Simplifying and densifying features
  • multipart and singlepart feature, converting / Converting between multipart and singlepart features
  • geometry columns, adding to attribute table / Adding geometry columns to an attribute table
• vector layer
  • rendering / Vector layer rendering
  • rendering, parameters / Vector layer rendering
• vectors
  • styling / Styling vectors
• vector structure
  • describing / Vector structure, Describing the vector structure
  • basic vector methods / The basic vector methods
  • , describing / Describing the vector structure
  • header, describing / Describing the header
  • rows, describing / Describing the rows, Exploring QgsGeometry
• vector styling
  • about / Styling vectors
  • single symbol vector style / Single-symbol vector styling
  • categorized vector style / Categorized vector styling
  • graduated vector style / Graduated vector styling
  • rule-based vector style / Rule-based vector styling
  • point displacement vector style / Point-displacement vector styling
  • inverted polygons vector style / Inverted polygons vector styling
• Version Control System (VCS)
  • GIT / Setting optional plugin parameters
  • Subversion / Setting optional plugin parameters
• views
  • creating / Creating queries and views
• viewshed
  • evaluating / Evaluating a viewshed
  • elevation layer, clipping to park boundary with GDAL / Clipping elevation to the boundary of a park using GDAL
  • for towers, calculating with r.viewshed tool / Calculating viewsheds for towers using r.viewshed
  • combining, with r.mapcalculator / Combining viewsheds using r.mapcalculator
  • raster statistics, calculating with r.stats / Calculating raster statistics using r.stats

W

• webography / Webography - where to get API information and PyQGIS help
• well-known text (WKT) representations of geometry
  • about / Creating points from coordinate data
  • mapping / Mapping well-known text representations of geometry
• Well-Know Text (WKT) / Exploring QgsGeometry
• Windows
  • QGIS, installing on / Installing QGIS on Windows
  • SAGA, troubleshooting on / Windows
  • SAGA, installing on / Windows