Python Geospatial Development Essentials

Cover
Copyright
Credits
About the Author
About the Reviewers
www.PacktPub.com
Table of Contents
Preface
Chapter 1: Preparing to Build Your 
Own GIS Application
	Why re-invent the wheel?
	Setting up your computer
	Installing third-party packages
	Imagining the roadmap ahead
	Summary
Chapter 2: Accessing Geodata
	The approach
	Vector data
		A data interface for vector data
			The vector data structure
			Computing bounding boxes
			Spatial indexing
		Loading vector files
			Shapefile
			GeoJSON
			File format not supported
		Saving vector data
			Shapefile
			GeoJSON
			File format not supported
	Raster data
		A data interface for raster data
			The raster data structure
			Positioning the raster in coordinate space
			Nodata masking
		Loading raster data
			GeoTIFF
			File format not supported
		Saving raster data
			GeoTIFF
			File format not supported
	Summary
Chapter 3: Designing the Visual Look 
of Our Application
	Setting up the GUI package
	Creating the toolkit building blocks
		Themed styling
		Basic buttons
		Buttons with icons
		Toolbars
		The Ribbon tab system
		The bottom status bar
		The layers pane
		The Map widget
		Popup windows
		Dispatching heavy tasks to thread workers
	Using the toolkit to build the GUI
	Testing our application
	Summary
Chapter 4: Rendering Our Geodata
	Rendering
		Installing PyAgg
		A sequence of layers
		The MapCanvas drawer
		Individual layer renderings
			Vector layers
			Raster layers
	Interactively rendering our maps
		Linking the MapView to the renderer
			Requesting to render a map
			Resizing the map in proportion to window resizing
		The LayersPane as a LayerGroup
		Adding layers
		Editing layers in the LayersPane widget
			Click-and-drag to rearrange the layer sequence
		Zooming the map image
			Map panning and one-time rectangle zoom
			A navigation toolbar
	Putting it all together
	Summary
Chapter 5: Managing and Organizing Geographic Data
	Creating the management module
	Inspecting files
	Organizing files
		Vector data
			Splitting
			Merging
			Geometry cleaning
		Raster data
			Mosaicking
			Resampling
	Weaving functionality into the user interface
		Layer-specific right-click functions
			Defining the tool options windows
		Setting up the management tab
			Defining the tool options windows
	Summary
Chapter 6: Analyzing Geographic Data
	Creating the analysis module
	Analyzing data
		Vector data
			Overlap summary
			Buffer
		Raster data
			Zonal statistics
	Weaving functionality into the user interface
		Layer-specific right-click functions
			Defining the tool options windows
		Setting up the analysis tab
			Defining the tool options window
	Summary
Chapter 7: Packaging and Distributing Your Application
	Attaching an application logo
		The icon image file
		Assigning the icon
	The application startup script
	Packaging your application
		Installing py2exe
		Developing a packaging strategy
		Creating the build script
		Adding the visual C runtime DLL
	Creating an installer
		Installing Inno Setup
		Setting up your application's installer
	Summary
Chapter 8: Looking Forward
	Improvements to the user interface
		Saving and loading user sessions
		File drag and drop
		GUI widgets
	Other variations of the user interface
	Adding more GIS functionality
		Basic GIS selections
		More advanced visualization
		Online data services
		Converting between raster and vector data
		Projections
		Geocoding
		Going the GDAL/NumPy/SciPy route
	Expanding to other platforms
		Touch devices
	Summary
Index