About This Book

• Create most diverse apps and learn how to distribute them with the help of the Kivy framework
• Explore Kivy API to develop user interfaces and control multi-touch events
• Step-by-step recipes that provide deeper understanding of the Kivy 1.9.0 framework
• Build and use your own events, widgets and gestures using features and tools in Kivy

Who This Book Is For

This book is intended for developers who want to use features of the Kivy framework and develop multitouch applications. Prior experience with Kivy is not required although familiarity with Python is expected.

What You Will Learn

• Access widgets defined inside the Kv language in your Python code
• Handle Kivy events to control widgets, touches, the mouse, the keyboard, and animations
• Recognize touch shapes and detect multitapping
• Organize your layouts while working with the action bar
• Store and retrieve the coordinate space context
• Create your own shader and render in a Framebuffer
• Leverage factory objects, multitouch in iOS, and multitouch in Android

In Detail

Kivy is an open source Python library for the rapid development of applications that make use of innovative user interfaces, such as multitouch apps, and develops UI and UX apps in a cross-platform environment. You will start off by installing Kivy and building your interfaces. You will learn how to work the accelerometer and create custom events. Then, you will use the basics, buttons, labels, and text inputs and manipulate the widget tree. Next, you will work with manipulating instructions, create Atlas and layouts, and learn packaging for Windows and iOS. By the end of this book, you will have learned the features and tools in Kivy and will be able to create portable packages to distribute your apps on the most popular platforms.