Java Programming 2 - JavaFX Draw Lines With Arrow Keys (Problem 15.9)
⭕ Overview
In this video, I dive into a Java programming challenge from Chapter 15, Exercise 15.9, where we'll learn how to draw lines using the arrow keys on your keyboard. This exercise is a fantastic way to get hands-on experience with handling key events and graphical output in Java.
We'll start by setting up a basic JavaFX application that captures arrow key presses to draw lines starting from a fixed point on the application window. The challenge involves dynamically changing the end point of the line as you press different arrow keys, allowing you to "draw" directly within the window.
Throughout this tutorial, I'll walk you through the code required to set up the key event handling, update the line's position, and refresh the display to show the drawing in real-time. This project is great for beginners looking to understand more about Java's graphical capabilities and event-driven programming.
By the end of this session, you'll have a functional Java application that reacts to keyboard inputs, enhancing your understanding of JavaFX and its application in creating interactive programs.
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⭕ Chapters
0:00 - Introduction
⭕ About me
I am a Web instructor and author for Linkedin Learning (formerly Lynda.com), Packt, E-C Council, Udemy, and MC Press.
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