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Android NDK Beginner`s Guide - Second Edition
book

Android NDK Beginner`s Guide - Second Edition

by Sylvain Ratabouil
April 2015
Beginner to intermediate content levelBeginner to intermediate
494 pages
10h 26m
English
Packt Publishing
Content preview from Android NDK Beginner`s Guide - Second Edition

Time for action – handling touch events

Let's intercept touch events in DroidBlaster:

  1. In the same way that we created ActivityHandler to process application events in Chapter 5, Writing a Fully Native Application, create jni/InputHandler.hpp to process input events. The input API is declared in android/input.h. Create onTouchEvent() to handle touch events. These events are packaged in an AInputEvent structure. Other input peripherals will be described later in this chapter:
    #ifndef _PACKT_INPUTHANDLER_HPP_
    #define _PACKT_INPUTHANDLER_HPP_
    
    #include <android/input.h>
    
    class InputHandler {
    public:
        virtual ~InputHandler() {};
    
        virtual bool onTouchEvent(AInputEvent* pEvent) = 0;
    };
    #endif
  2. Modify the jni/EventLoop.hpp header file to include and handle an ...
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Publisher Resources

ISBN: 9781783989645Supplemental Content