https://doku.sergev.org/ 2026-04-07T07:16:15+00:00 https://doku.sergev.org/ https://doku.sergev.org/lib/tpl/dokuwiki/images/favicon.ico text/html 2007-02-22T17:26:48+00:00 Anonymous (anonymous@undisclosed.example.com) https://doku.sergev.org/lang/judo/english/color-values?rev=1172165208&do=diff JUDO Color Values This function can be used to create your own color value: Color getColor (int red, int green, int blue); It returns the color value defined by the red, green, blue combination (each color component should be in the range 0 to 255). text/html 2007-02-08T18:07:38+00:00 Anonymous (anonymous@undisclosed.example.com) https://doku.sergev.org/lang/judo/english/tutorial-en-001?rev=1170958058&do=diff [ Intro | Begin | if/else | Loops | Arrays | Graphics | Animation | Mouse | Game | Real | Methods | Class | Class 2 | Applet | MouseClick | Thread | Button ] ---------- Java For Kids Java For Kids is a course for kids and beginner programmers using the very easy-to-use JUDO windows program instead of that yukky dos command line interface. It will be a very hands-on approach with lots of doing, lots of exercises and a minimum of theory. text/html 2007-02-08T13:41:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://doku.sergev.org/lang/judo/english/tutorial-en-002?rev=1170942109&do=diff [ Intro | Begin | if/else | Loops | Arrays | Graphics | Animation | Mouse | Game | Real | Methods | Class | Class 2 | Applet | MouseClick | Thread | Button ] ---------- Java For Kids tutorial 2 Start the java tutorial Now! Run JUDO. Before you write your program you have to select which program type you are going to use. This is done by clicking the text/html 2007-02-08T13:41:59+00:00 Anonymous (anonymous@undisclosed.example.com) https://doku.sergev.org/lang/judo/english/tutorial-en-003?rev=1170942119&do=diff [ Intro | Begin | if/else | Loops | Arrays | Graphics | Animation | Mouse | Game | Real | Methods | Class | Class 2 | Applet | MouseClick | Thread | Button ] ---------- Java For Kids tutorial 3 Java Operators Operators are special symbols used to combine variables and/or values. The first set of Operators that we will look are maths operations such as plus, minus , multiply, divide. text/html 2007-02-08T16:12:53+00:00 Anonymous (anonymous@undisclosed.example.com) https://doku.sergev.org/lang/judo/english/tutorial-en-004?rev=1170951173&do=diff [ Intro | Begin | if/else | Loops | Arrays | Graphics | Animation | Mouse | Game | Real | Methods | Class | Class 2 | Applet | MouseClick | Thread | Button ] ---------- Java For Kids tutorial 4 Java LOOPs WHILE loops Try this: void main() { // 1. declare and initialize variables int counter = 1; // 2. now do the while loop while (counter < 5) { printLine("counter is equal to " + count… text/html 2007-02-19T16:19:14+00:00 Anonymous (anonymous@undisclosed.example.com) https://doku.sergev.org/lang/judo/english/tutorial-en-005?rev=1171901954&do=diff [ Intro | Begin | if/else | Loops | Arrays | Graphics | Animation | Mouse | Game | Real | Methods | Class | Class 2 | Applet | MouseClick | Thread | Button ] ---------- Java For Kids tutorial 5 Arrays Arrays are lists of similar objects or datatypes. They are ordered in a numbered sequence starting from 0 until the end or last item in the array. Here is an array of integers (int's). Note the format. text/html 2007-02-08T14:24:30+00:00 Anonymous (anonymous@undisclosed.example.com) https://doku.sergev.org/lang/judo/english/tutorial-en-006?rev=1170944670&do=diff [ Intro | Begin | if/else | Loops | Arrays | Graphics | Animation | Mouse | Game | Real | Methods | Class | Class 2 | Applet | MouseClick | Thread | Button ] ---------- Java For Kids tutorial 6 Java GRAPHICS The first step in making graphics shapes in Java is to set the color. After that you can draw the shape and then you must select another color to draw any further shapes of a different color. Basic shapes include rectangles and circles. text/html 2007-02-08T16:13:00+00:00 Anonymous (anonymous@undisclosed.example.com) https://doku.sergev.org/lang/judo/english/tutorial-en-007?rev=1170951180&do=diff [ Intro | Begin | if/else | Loops | Arrays | Graphics | Animation | Mouse | Game | Real | Methods | Class | Class 2 | Applet | MouseClick | Thread | Button ] ---------- Java For Kids tutorial 7 Java Animation In a for loop draw an object with moving x or y coordinates. Use the delay(time) function to animate. Use clearDrawing as well. text/html 2007-02-08T16:14:35+00:00 Anonymous (anonymous@undisclosed.example.com) https://doku.sergev.org/lang/judo/english/tutorial-en-008?rev=1170951275&do=diff [ Intro | Begin | if/else | Loops | Arrays | Graphics | Animation | Mouse | Game | Real | Methods | Class | Class 2 | Applet | MouseClick | Thread | Button ] ---------- Java For Kids tutorial 8 Java Mouse Capture Methods: Return Value Method Name Description boolean getMouseEvent() Returns true if there was a mouse event (mouse button pressed, mouse button released, mouse moved, or mouse dragged) text/html 2007-02-08T16:31:09+00:00 Anonymous (anonymous@undisclosed.example.com) https://doku.sergev.org/lang/judo/english/tutorial-en-009?rev=1170952269&do=diff [ Intro | Begin | if/else | Loops | Arrays | Graphics | Animation | Mouse | Game | Real | Methods | Class | Class 2 | Applet | MouseClick | Thread | Button ] ---------- Java Game Design - Basic Shoot-em-up For this tutorial I will take you through the steps to design a basic Space Invaders type game. It will involve only very basic gameplay. Here will be the requirements: text/html 2007-02-08T16:51:54+00:00 Anonymous (anonymous@undisclosed.example.com) https://doku.sergev.org/lang/judo/english/tutorial-en-010?rev=1170953514&do=diff [ Intro | Begin | if/else | Loops | Arrays | Graphics | Animation | Mouse | Game | Real | Methods | Class | Class 2 | Applet | MouseClick | Thread | Button ] ---------- Java - Using the Command Prompt Now we are going to start using Real Java. JUDO uses it but it is like an interface between us and Java. Firstly find out where your Java is situated on your hard drive. Do a search for text/html 2007-02-08T17:03:50+00:00 Anonymous (anonymous@undisclosed.example.com) https://doku.sergev.org/lang/judo/english/tutorial-en-011?rev=1170954230&do=diff [ Intro | Begin | if/else | Loops | Arrays | Graphics | Animation | Mouse | Game | Real | Methods | Class | Class 2 | Applet | MouseClick | Thread | Button ] ---------- Java Methods A java method is a series of statements that perform some repeated task. Instead of writing 10 lines of code we can put those ten lines in a method and just call it in one line. It is like a shortcut. text/html 2007-02-08T17:21:53+00:00 Anonymous (anonymous@undisclosed.example.com) https://doku.sergev.org/lang/judo/english/tutorial-en-012?rev=1170955313&do=diff [ Intro | Begin | if/else | Loops | Arrays | Graphics | Animation | Mouse | Game | Real | Methods | Class | Class 2 | Applet | MouseClick | Thread | Button ] ---------- Java Classes A Java class is a reusable entity. It is self-contained and may be thought of as an object like a fish or a rock or book. In a Space Invaders game you might have an alien class, a defender class, a bullet class, a bomb class and a game class that controls the whole thi… text/html 2007-02-08T17:30:51+00:00 Anonymous (anonymous@undisclosed.example.com) https://doku.sergev.org/lang/judo/english/tutorial-en-013?rev=1170955851&do=diff [ Intro | Begin | if/else | Loops | Arrays | Graphics | Animation | Mouse | Game | Real | Methods | Class | Class 2 | Applet | MouseClick | Thread | Button ] ---------- Java Classes and Constructors (continued) As we learnt in our last lesson, a java class can be thought of an object and copies of that class can be made and called separate names. This is called text/html 2007-02-08T17:51:54+00:00 Anonymous (anonymous@undisclosed.example.com) https://doku.sergev.org/lang/judo/english/tutorial-en-014?rev=1170957114&do=diff [ Intro | Begin | if/else | Loops | Arrays | Graphics | Animation | Mouse | Game | Real | Methods | Class | Class 2 | Applet | MouseClick | Thread | Button ] ---------- Java Applets Tutorial Java Applets are run inside Web pages and are used on the internet. They dont have a main method so they are not applications, they are web applets. Different. text/html 2007-02-08T17:52:41+00:00 Anonymous (anonymous@undisclosed.example.com) https://doku.sergev.org/lang/judo/english/tutorial-en-015?rev=1170957161&do=diff [ Intro | Begin | if/else | Loops | Arrays | Graphics | Animation | Mouse | Game | Real | Methods | Class | Class 2 | Applet | MouseClick | Thread | Button ] ---------- Java Mouse Click Method In this tute I will attempt to do a rough explanation of the MouseListener Interface. Interfaces are very hard to explain: they are like a plugin or an adapter to allow completely different object to communicate. text/html 2007-02-08T17:56:07+00:00 Anonymous (anonymous@undisclosed.example.com) https://doku.sergev.org/lang/judo/english/tutorial-en-016?rev=1170957367&do=diff [ Intro | Begin | if/else | Loops | Arrays | Graphics | Animation | Mouse | Game | Real | Methods | Class | Class 2 | Applet | MouseClick | Thread | Button ] ---------- Simple Java Animation Using Threads import java.awt.*; import java.applet.*; public class TestAnim1 extends Applet implements Runnable { // Declare a Thread object Thread count; int x; int y; // initialize applet public void init() { x = 0; y = 20; … text/html 2007-02-08T17:58:08+00:00 Anonymous (anonymous@undisclosed.example.com) https://doku.sergev.org/lang/judo/english/tutorial-en-017?rev=1170957488&do=diff [ Intro | Begin | if/else | Loops | Arrays | Graphics | Animation | Mouse | Game | Real | Methods | Class | Class 2 | Applet | MouseClick | Thread | Button ] ---------- Java Basic Button Action import java.applet.*; import java.awt.*; import java.awt.event.*; public class ClickButton extends Applet implements ActionListener { // declare a textfield and Button TextField text1; Button button1; // initialize the applet public vo… text/html 2007-02-08T18:07:24+00:00 Anonymous (anonymous@undisclosed.example.com) https://doku.sergev.org/lang/judo/english/tutorial-en?rev=1170958044&do=diff [ Intro | Begin | if/else | Loops | Arrays | Graphics | Animation | Mouse | Game | Real | Methods | Class | Class 2 | Applet | MouseClick | Thread | Button ] ---------- Java For Kids Java For Kids is a course for kids and beginner programmers using the very easy-to-use JUDO windows program instead of that yukky dos command line interface. It will be a very hands-on approach with lots of doing, lots of exercises and a minimum of theory.