Table of Contents

• Preface

• Chapter 1: Start your Engines
  • Introduction
  • Running a shortest Python program
  • Ensuring that the Python modules are present
  • A basic Tkinter program
  • Make a compiled executable under Windows and Linux

• Chapter 2: Drawing Fundamental Shapes
  • Introduction
  • A straight line and the coordinate system
  • Draw a dashed line
  • Lines of varying styles with arrows and endcaps
  • A two segment line with a sharp bend
  • A line with a curved bend
  • Drawing intricate shapes – the curly vine
  • Draw a rectangle
  • Draw overlapping rectangles
  • Draw concentric squares
  • A circle from an oval
  • A circle from an arc
  • Three arc ellipses
  • Polygons
  • A star polygon
  • Cloning and resizing stars

• Chapter 3: Handling Text
  • Introduction
  • Simple text
  • Text font type, size, and color
  • Alignment of text – left and right justify
  • All the fonts available on your computer

• Chapter 4: Animation Principles
  • Introduction
  • Static shifting of a ball
  • Time-controlled shifting of a ball
  • Complete animation using draw-move-pause-erase cycles
  • More than one moving object
  • A ball that bounces
  • Bouncing in a gravity field
  • Precise collisions using floating point numbers
  • Trajectory tracing and ball-to-ball collisions
  • Rotating line
  • Trajectory tracing on multiple line rotations
  • A rose for you

• Chapter 5: The Magic of Color
  • Introduction
  • A limited palette of named colors
  • Nine ways of specifying color
  • A red beachball of varying hue
  • A red color wedge of graded hue
  • Newton's grand wheel of color mixing
  • The numerical color mixing matching palette
  • The animated graded color wheel
  • Tkinter's own color picker-mixer

• Chapter 6: Working with Pictures
  • Opening an image file and discovering its attributes
  • Open, view, and save an image in a different file format
  • Image format conversion for JPEG, PNG, TIFF, GIF, BMP
  • Image rotation in the plane of the image
  • Image size alteration
  • Correct proportion image resizing
  • Separating one color band in an image
  • Red, green, and blue color alteration in images
  • Slider controlled color manipulation
  • Combining images by blending
  • Blending images by varying percentages
  • Make a composite image using a mask image
  • Offset (roll) image horizontally and vertically
  • Flip horizontally, vertically, and rotate
  • Filter effects: blur, sharpen, contrast, and so on

• Chapter 7: Combining Raster and Vector Pictures
  • Simple animation of a GIF beach ball
  • The vector walking creature
  • Bird with shoes walking in the Karroo
  • Making GIF images with transparent backgrounds using GIMP
  • Diplomat walking at the palace
  • Spider in the forest
  • Moving band of images
  • Continuous band of images
  • Endless background

• Chapter 8: Data In and Data Out
  • Introduction
  • Creation of a new file on a hard drive
  • Writing data to a newly-created file
  • Writing data to multiple files
  • Adding data to existing files
  • Saving a Tkinter-drawing shape to disk
  • Retrieving Python data from disk storage
  • Simple mouse input
  • Storing and retrieving a mouse-drawn shape
  • A mouse-line editor
  • All possible mouse actions

• Chapter 9: Exchanging Inkscape SVG Drawings with Tkinter Shapes
  • Introduction
  • The structure of an SVG drawing
  • Tracing the shape of an image in Inkscape
  • Converting an SVG path into a Tkinter Line

• Chapter 10: GUI Construction: Part 1
  • Introduction
  • Widget configuration – a label
  • Button focus
  • The simplest push button with validation
  • A data entry box
  • Colored button causing a message pop-up
  • Complex interaction between buttons
  • Images on buttons and button packing
  • Grid Geometry Manager and button arrays
  • Drop-down menus to select from a list
  • Listbox variable selection
  • Text in a window

• Chapter 11: GUI Construction: Part 2
  • Introduction
  • The Grid Layout Geometry Manager
  • The Pack Geometry Manager
  • Radiobuttons to select one from many
  • Checkbuttons (Tickboxes) to select some of many
  • Key-stroke event handling
  • Scrollbar
  • Custom DIY controller widgets
  • Organizing widgets inside frames

• Appendix: Quick tips for running Python programs in Microsoft Windows
  • Running Python programs in Microsoft Windows
  • Where will we find the windows installer?
  • Do we have to use Python version 2.7?
  • Why do we get "python is not recognized…"?

• Index

Mike Ohlson de Fine

Sample chapters

You can view our sample chapters and prefaces of this title on PacktLib or download sample chapters in PDF format.

Find your book in our support section to find errata and to download code samples.