Java Week8(A) Notepad
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This Java program handles mouse events by implementing the MouseListener interface. It displays text on an applet that changes when different mouse events occur - on mouse press the text and position changes to "to" at coordinates 150,150, and on mouse release the text changes to "gmrit" at coordinates 200,200 by calling the repaint method. The program imports necessary libraries, defines the applet class with init and paint methods, and implements mouse event handler methods to update the displayed text and coordinates in response to clicks and presses.
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Please help!!I wanted to know how to add a high score to this prog.pdf
Please help!!
I wanted to know how to add a high score to this program and wanted to add how many times
you press the spacebar
import javax.swing.*;
import java.awt.*;
/**
* Created by Thomas on 11/27/2016.
*/
public class Renderer extends JPanel{
//private static final long serialVersionUID = 1L;
protected void paintComponent(Graphics g) {
Main.main.repaint(g);
}
public static int clamp(int greenValue, int i, int j) {
// TODO Auto-generated method stub
return 0;
}
}
OTHER PART:
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.util.ArrayList;
import java.util.Random;
import javax.swing.*;
/**
* Created by Thomas on 11/27/2016.
*/
public class Main implements ActionListener, KeyListener{
public static Main main;
public final int WIDTH = 1400;
public final int HEIGHT = 600;
public HUD Hud;
public Renderer renderer;
public Rectangle character;
public ArrayList cloud;
public Random rand;
public boolean start = false, gameover = false;
public int tick;
public Main() {
JFrame jFrame = new JFrame();
Timer timer = new Timer(20, this);
renderer = new Renderer();
rand = new Random();
jFrame.setTitle(\"Example\");
jFrame.add(renderer);
jFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
jFrame.setSize(WIDTH, HEIGHT);
jFrame.addKeyListener(this);
jFrame.setVisible(true);
cloud = new ArrayList();
character = new Rectangle(200, 220, 20, 20);
addCloud(true);
addCloud(true);
addCloud(true);
addCloud(true);
addCloud(true);
addCloud(true);
addCloud(true);
addCloud(true);
timer.start();
}
public void repaint(Graphics g) {
g.setColor(Color.black);
g.fillRect(0,0, WIDTH, HEIGHT);
g.setColor(Color.blue);
g.fillRect(0, HEIGHT - 100, WIDTH, 100);
g.setColor(Color.green);
g.fillRect(character.x, character.y, character.width, character.height);
if (character.y >= HEIGHT - 100 || character.y < 0) {
gameover = true;
}
for (Rectangle rect : cloud) {
g.setColor(Color.white);
g.fillRect(rect.x, rect.y, rect.width, rect.height);
}
g.setColor(Color.WHITE);
g.setFont(new Font(\"Times New Roman\", 1 ,100));
if (!start) {
g.drawString(\"Press to start!\", 450, HEIGHT / 2);
}
else if (gameover) {
g.drawString(\"Game Over!\", 450, HEIGHT / 2);
}
}
public void addCloud(boolean start) {
int width = 400;
int height = 200;
if (start) {
cloud.add(new Rectangle(WIDTH + width + cloud.size() * 300, rand.nextInt(HEIGHT-120),
80, 100));
}
else {
cloud.add(new Rectangle(cloud.get(cloud.size() - 1).x + 300, rand.nextInt(HEIGHT-120), 80,
100));
}
}
public void flap() {
if (gameover) {
character = new Rectangle(300, 400, 40, 40);
cloud.clear();
addCloud(true);
addCloud(true);
addCloud(true);
addCloud(true);
addCloud(true);
addCloud(true);
addCloud(true);
addCloud(true);
gameover = false;
}
if (!start) {
start = true;
}
else if (!gameover) {
character.y -= 70;
tick = 0;
}
}
@Override
public void actionPerformed(ActionEvent e) {
int speed = 15;
//System.out.println(\"Space.
Task Write a Java program to implement a simple graphics editor tha.pdf
Task: Write a Java program to implement a simple graphics editor that can be used to draw a
Pythagoras. The editor has a pull-down menu on top of the screen, with 2 buttons: \"Pythagoras\"
and \"Quit\". 1) When the user selects \"Pythagoras\", he/she can draw a tree of Pythagoras on
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on the canvas accordingly.
Solution
HOpe this will help--
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.ButtonGroup;
import javax.swing.JFrame;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
public class MenuExp extends JFrame {
public MenuExp() {
setTitle(\"Menu Example\");
setSize(150, 150);
JSlider framesPerSecond = new JSlider(JSlider.VERTICAL,FPS_MIN, FPS_MAX,
FPS_INIT);
framesPerSecond.addChangeListener(this);
JSlider framesPerSecond1= new JSlider(JSlider.HORIZONTAL,FPS_MIN, FPS_MAX,
FPS_INIT);
framesPerSecond1.addChangeListener(this);
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menuBar.add(fileMenu);
// Create and add simple menu item to one of the drop down menu
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JMenuItem openAction = new JMenuItem(\"Quit\");
fileMenu.add(newAction);
fileMenu.add(openAction);
newAction.addActionListner(new PythagorusListener());
openAction.addActionListner(new CloseListener());
// Add a listener to the New menu item. actionPerformed() method will
// invoked, if user triggred this menu item
newAction.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent arg0) {
System.out.println(\"You have clicked on the new action\");
}
});
}
public static void main(String[] args) {
MenuExp me = new MenuExp();
me.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
me.setVisible(true);
}
}
public class CloseListener implements ActionListener{
@Override
public void actionPerformed(ActionEvent e) {
//DO SOMETHING
System.exit(0);
}
}
public class PythagorusListener implements ActionListener{
@Override
public void actionPerformed(ActionEvent e) {
setSize(900, 900);
setTitle(\"Pythagoras tree\");
add(new Draw(n));
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
setVisible(true);
}
}
class Draw extends JComponent {
private int height = 800;
private int width = 800;
private int steps;
public Draw(int n) {
steps = n;
Dimension d = new Dimension(width, height);
setMinimumSize(d);
setPreferredSize(d);
setMaximumSize(d);
}
@Override
public void paintComponent(Graphics g) {
super.paintComponent(g);
g.setColor(Color.white);
g.fillRect(0, 0, width, height);
g.setColor(Color.black);
int x1, x2, x3, y1, y2, y3;
int base = width/7;
x1 = (width/2)-(base/2);
x2 = (width/2)+(base/2);
x3 = w.
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2) Using inheritance with JPanel and Timer to create an animation class that displays a sequence of images.
3) Using Timer and JPanel to create a clock class that displays the time and updates every second.
import java.awt.;import java.awt.event.MouseAdaptor;import java.pdf
import java.awt.*;
import java.awt.event.MouseAdaptor;
import java.awt.event.MouseEvent;
import javax.swing.*;
public class Prob1_4 extends JPanel
{
private static final long serialVersionUID = 1L;
private final int WIDTH = 1200;
private final int HEIGHT = 800;
int maxX ,maxY ;
static JFrame f;
float pixelWidth , pixelHeight;
rWidth = 10.0F;
rHeight = 7.5F;
xP = -1, yP;
FontMetrics metrics;
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setPreferredSize(new Dimension(WIDTH, HEIGHT));
addMouseListener(new MouseAdapter()
{
public void mousePressed(MouseEvent evt)
{
xP = evt.getX(); yP = evt.getY();
f.repaint();
}
} );
}
void initgr()
{ Dimension d = getSize();
maxX = d.width - 1; maxY = d.height - 1;
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}
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float fy(int y){return (maxY - y) * pixelHeight;}
public void paint(Graphics g)
{
initgr();
Graphics2D g2d = (Graphics2D) g;
Point origin = new Point(WIDTH / 2, HEIGHT / 2);
metrics = g.getFontMetrics();
double value1 = Math.pow(xP-origin.x,2);
double value2 =Math.pow(yP- origin.y,2);
int radius = (int)Math.sqrt(value1+value2);
g.drawString(
\"Click anywhere on screen to generate hexagons of apprpriate radius! \"
, 40, 100);
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double rad = (radius/253.0)*30.0;
drawHexGridLoop(g2d, origin, (int)size-2, (int)rad+5, 0);
}
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private void drawHex(Graphics g, int posX, int posY, int x, int y, int r) {
Graphics2D g2d = (Graphics2D) g;
hexagon hex = new hexagon(x, y, r);
hex.draw(g2d, x, y, 0, 0x008844, false);
hex.draw(g2d, x, y, 4, 000000, false);
}
public static void main(String[] args) {
f = new JFrame();
Prob1_4 p = new Prob1_4();
f.setContentPane(p);
f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
f.pack();
f.setLocationRelativeTo(null);
f.setVisible(true);
}
}
int iX(float x){return Math.round(x/pixelWidth);}
int iY(float y){return maxY - Math.round(y/pixelHeight);}
float fx(int x){return x * pixelWidth;}
float fy(int y){return (maxY - y) * pixelHeight;}
public void paint(Graphics g)
{
initgr();
Graphics2D g2d = (Graphics2D) g;
Point origin = new Point(WIDTH / 2, HEIGHT / 2);
metrics = g.getFontMetrics();
double value1 = Math.pow(xP-origin.x,2);
double value2 =Math.pow(yP- origin.y,2);
int radius = (int)Math.sqrt(value1+value2);
g.drawString(
\"Click anywhere on screen to generate hexagons of apprpriate radius! \"
, 40, 100);
double size = (radius/253.0)*7.0;
double rad = (radius/253.0)*30.0;
drawHexGridLoop(g2d, origin, (int)size-2, (int)rad+5, 0);
}
//Method to draw regular hexagon
private void drawHex(Graphics g, int posX, int posY, int x, int y, int r) {
Graphics2D g2d = (Graphics2D) g;
hexagon hex = new hexagon(x, y, r);
hex.draw(g2d, x, y, 0, 0x008844, false);
hex.draw(g2d, x, y, 4, 000000, false);
}
public static void main(String[] args) {
f = new JFrame();
Prob1_4 p = new Prob1_4();
f.setContentPane(p);
f.
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buenas profesor que pena la demora sino que tuve problemas al subir ese archivo fue muy complicado manejar esto
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The document contains code written in the Scilab programming language for implementing various root-finding algorithms, including bisection, Newton-Raphson, and fixed point iteration. Functions are defined to calculate the necessary equations for each method. Examples are given applying the methods to find roots of specific functions.
Martha
The document presents code for several numerical root-finding methods - bisection, fixed point, Newton-Raphson, secant and false position. It defines functions to calculate f(x) and its derivatives, then uses iterative formulas to approximate roots within a given tolerance. The secant method provides the closest approximation to the root of x^2-6 of the methods shown.
Ejercicios Scilab Completo
ejercicios con los resultados, excepto el punto de la falsa posición porque me genera un error del programa
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The document describes and provides code implementations for several root-finding numerical methods, including:
1) Bisection method to find roots of a function within a given interval.
2) Newton-Raphson method to iteratively find successively better approximations to the roots of a function.
3) Secant method, another iterative root-finding method similar to Newton-Raphson but uses information from two previously computed points.
4) False position method, also known as regula falsi, to bracket a root within two intervals where the function changes sign and narrow the intervals at each step.
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The Ring programming language version 1.6 book - Part 59 of 189
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This program creates a simple user interface that allows a user to divide two numbers entered in text fields. It displays the result of the division operation or an error message if an exception occurs. If the numbers entered are non-integers, a NumberFormatException is thrown. If the second number is zero, an ArithmeticException is thrown for division by zero. Any exceptions are caught and displayed in a message dialog box.
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This Java program reads a file and displays each line along with its corresponding line number. It uses a FileInputStream to open the file, a LineNumberReader to read the file line by line and get the line number, and prints each line and number. It also prints the total number of lines in the file. Any exceptions are caught and printed.
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The document contains code for two Java applets:
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Please help!!I wanted to know how to add a high score to this prog.pdf
Please help!!
I wanted to know how to add a high score to this program and wanted to add how many times
you press the spacebar
import javax.swing.*;
import java.awt.*;
/**
* Created by Thomas on 11/27/2016.
*/
public class Renderer extends JPanel{
//private static final long serialVersionUID = 1L;
protected void paintComponent(Graphics g) {
Main.main.repaint(g);
}
public static int clamp(int greenValue, int i, int j) {
// TODO Auto-generated method stub
return 0;
}
}
OTHER PART:
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.util.ArrayList;
import java.util.Random;
import javax.swing.*;
/**
* Created by Thomas on 11/27/2016.
*/
public class Main implements ActionListener, KeyListener{
public static Main main;
public final int WIDTH = 1400;
public final int HEIGHT = 600;
public HUD Hud;
public Renderer renderer;
public Rectangle character;
public ArrayList cloud;
public Random rand;
public boolean start = false, gameover = false;
public int tick;
public Main() {
JFrame jFrame = new JFrame();
Timer timer = new Timer(20, this);
renderer = new Renderer();
rand = new Random();
jFrame.setTitle(\"Example\");
jFrame.add(renderer);
jFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
jFrame.setSize(WIDTH, HEIGHT);
jFrame.addKeyListener(this);
jFrame.setVisible(true);
cloud = new ArrayList();
character = new Rectangle(200, 220, 20, 20);
addCloud(true);
addCloud(true);
addCloud(true);
addCloud(true);
addCloud(true);
addCloud(true);
addCloud(true);
addCloud(true);
timer.start();
}
public void repaint(Graphics g) {
g.setColor(Color.black);
g.fillRect(0,0, WIDTH, HEIGHT);
g.setColor(Color.blue);
g.fillRect(0, HEIGHT - 100, WIDTH, 100);
g.setColor(Color.green);
g.fillRect(character.x, character.y, character.width, character.height);
if (character.y >= HEIGHT - 100 || character.y < 0) {
gameover = true;
}
for (Rectangle rect : cloud) {
g.setColor(Color.white);
g.fillRect(rect.x, rect.y, rect.width, rect.height);
}
g.setColor(Color.WHITE);
g.setFont(new Font(\"Times New Roman\", 1 ,100));
if (!start) {
g.drawString(\"Press to start!\", 450, HEIGHT / 2);
}
else if (gameover) {
g.drawString(\"Game Over!\", 450, HEIGHT / 2);
}
}
public void addCloud(boolean start) {
int width = 400;
int height = 200;
if (start) {
cloud.add(new Rectangle(WIDTH + width + cloud.size() * 300, rand.nextInt(HEIGHT-120),
80, 100));
}
else {
cloud.add(new Rectangle(cloud.get(cloud.size() - 1).x + 300, rand.nextInt(HEIGHT-120), 80,
100));
}
}
public void flap() {
if (gameover) {
character = new Rectangle(300, 400, 40, 40);
cloud.clear();
addCloud(true);
addCloud(true);
addCloud(true);
addCloud(true);
addCloud(true);
addCloud(true);
addCloud(true);
addCloud(true);
gameover = false;
}
if (!start) {
start = true;
}
else if (!gameover) {
character.y -= 70;
tick = 0;
}
}
@Override
public void actionPerformed(ActionEvent e) {
int speed = 15;
//System.out.println(\"Space.
Task Write a Java program to implement a simple graphics editor tha.pdf
Task: Write a Java program to implement a simple graphics editor that can be used to draw a
Pythagoras. The editor has a pull-down menu on top of the screen, with 2 buttons: \"Pythagoras\"
and \"Quit\". 1) When the user selects \"Pythagoras\", he/she can draw a tree of Pythagoras on
the screen. 2) The editor terminates/quits execution if the user selects \"Quit\" from the pulldown
menu. 3) The editor has a horizontal and a vertical sliding bar that when slided, moves the tree
on the canvas accordingly.
Solution
HOpe this will help--
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.ButtonGroup;
import javax.swing.JFrame;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
public class MenuExp extends JFrame {
public MenuExp() {
setTitle(\"Menu Example\");
setSize(150, 150);
JSlider framesPerSecond = new JSlider(JSlider.VERTICAL,FPS_MIN, FPS_MAX,
FPS_INIT);
framesPerSecond.addChangeListener(this);
JSlider framesPerSecond1= new JSlider(JSlider.HORIZONTAL,FPS_MIN, FPS_MAX,
FPS_INIT);
framesPerSecond1.addChangeListener(this);
// Creates a menubar for a JFrame
JMenuBar menuBar = new JMenuBar();
// Add the menubar to the frame
setJMenuBar(menuBar);
// Define and add two drop down menu to the menubar
JMenu fileMenu = new JMenu(\"Process\");
menuBar.add(fileMenu);
// Create and add simple menu item to one of the drop down menu
JMenuItem newAction = new JMenuItem(\"Pythagoras\");
JMenuItem openAction = new JMenuItem(\"Quit\");
fileMenu.add(newAction);
fileMenu.add(openAction);
newAction.addActionListner(new PythagorusListener());
openAction.addActionListner(new CloseListener());
// Add a listener to the New menu item. actionPerformed() method will
// invoked, if user triggred this menu item
newAction.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent arg0) {
System.out.println(\"You have clicked on the new action\");
}
});
}
public static void main(String[] args) {
MenuExp me = new MenuExp();
me.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
me.setVisible(true);
}
}
public class CloseListener implements ActionListener{
@Override
public void actionPerformed(ActionEvent e) {
//DO SOMETHING
System.exit(0);
}
}
public class PythagorusListener implements ActionListener{
@Override
public void actionPerformed(ActionEvent e) {
setSize(900, 900);
setTitle(\"Pythagoras tree\");
add(new Draw(n));
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
setVisible(true);
}
}
class Draw extends JComponent {
private int height = 800;
private int width = 800;
private int steps;
public Draw(int n) {
steps = n;
Dimension d = new Dimension(width, height);
setMinimumSize(d);
setPreferredSize(d);
setMaximumSize(d);
}
@Override
public void paintComponent(Graphics g) {
super.paintComponent(g);
g.setColor(Color.white);
g.fillRect(0, 0, width, height);
g.setColor(Color.black);
int x1, x2, x3, y1, y2, y3;
int base = width/7;
x1 = (width/2)-(base/2);
x2 = (width/2)+(base/2);
x3 = w.
662305 LAB13
The document is about using ImageIcon, JPanel, and Timer classes in Java.
It contains 3 sections:
1) Using ImageIcon and JPanel composition to display different images by clicking buttons.
2) Using inheritance with JPanel and Timer to create an animation class that displays a sequence of images.
3) Using Timer and JPanel to create a clock class that displays the time and updates every second.
import java.awt.;import java.awt.event.MouseAdaptor;import java.pdf
import java.awt.*;
import java.awt.event.MouseAdaptor;
import java.awt.event.MouseEvent;
import javax.swing.*;
public class Prob1_4 extends JPanel
{
private static final long serialVersionUID = 1L;
private final int WIDTH = 1200;
private final int HEIGHT = 800;
int maxX ,maxY ;
static JFrame f;
float pixelWidth , pixelHeight;
rWidth = 10.0F;
rHeight = 7.5F;
xP = -1, yP;
FontMetrics metrics;
public Prob1_4() {
setPreferredSize(new Dimension(WIDTH, HEIGHT));
addMouseListener(new MouseAdapter()
{
public void mousePressed(MouseEvent evt)
{
xP = evt.getX(); yP = evt.getY();
f.repaint();
}
} );
}
void initgr()
{ Dimension d = getSize();
maxX = d.width - 1; maxY = d.height - 1;
pixelWidth = rWidth/maxX; pixelHeight = rHeight/maxY;
}
int iX(float x){return Math.round(x/pixelWidth);}
int iY(float y){return maxY - Math.round(y/pixelHeight);}
float fx(int x){return x * pixelWidth;}
float fy(int y){return (maxY - y) * pixelHeight;}
public void paint(Graphics g)
{
initgr();
Graphics2D g2d = (Graphics2D) g;
Point origin = new Point(WIDTH / 2, HEIGHT / 2);
metrics = g.getFontMetrics();
double value1 = Math.pow(xP-origin.x,2);
double value2 =Math.pow(yP- origin.y,2);
int radius = (int)Math.sqrt(value1+value2);
g.drawString(
\"Click anywhere on screen to generate hexagons of apprpriate radius! \"
, 40, 100);
double size = (radius/253.0)*7.0;
double rad = (radius/253.0)*30.0;
drawHexGridLoop(g2d, origin, (int)size-2, (int)rad+5, 0);
}
//Method to draw regular hexagon
private void drawHex(Graphics g, int posX, int posY, int x, int y, int r) {
Graphics2D g2d = (Graphics2D) g;
hexagon hex = new hexagon(x, y, r);
hex.draw(g2d, x, y, 0, 0x008844, false);
hex.draw(g2d, x, y, 4, 000000, false);
}
public static void main(String[] args) {
f = new JFrame();
Prob1_4 p = new Prob1_4();
f.setContentPane(p);
f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
f.pack();
f.setLocationRelativeTo(null);
f.setVisible(true);
}
}
int iX(float x){return Math.round(x/pixelWidth);}
int iY(float y){return maxY - Math.round(y/pixelHeight);}
float fx(int x){return x * pixelWidth;}
float fy(int y){return (maxY - y) * pixelHeight;}
public void paint(Graphics g)
{
initgr();
Graphics2D g2d = (Graphics2D) g;
Point origin = new Point(WIDTH / 2, HEIGHT / 2);
metrics = g.getFontMetrics();
double value1 = Math.pow(xP-origin.x,2);
double value2 =Math.pow(yP- origin.y,2);
int radius = (int)Math.sqrt(value1+value2);
g.drawString(
\"Click anywhere on screen to generate hexagons of apprpriate radius! \"
, 40, 100);
double size = (radius/253.0)*7.0;
double rad = (radius/253.0)*30.0;
drawHexGridLoop(g2d, origin, (int)size-2, (int)rad+5, 0);
}
//Method to draw regular hexagon
private void drawHex(Graphics g, int posX, int posY, int x, int y, int r) {
Graphics2D g2d = (Graphics2D) g;
hexagon hex = new hexagon(x, y, r);
hex.draw(g2d, x, y, 0, 0x008844, false);
hex.draw(g2d, x, y, 4, 000000, false);
}
public static void main(String[] args) {
f = new JFrame();
Prob1_4 p = new Prob1_4();
f.setContentPane(p);
f.
Of class2
This document provides an overview of openframeworks and basic iPad game design concepts. It discusses [1] reviewing the basic architecture and programming language of openframeworks, [2] implementing buttons and detecting button presses, and [3] displaying the current time by getting the hour, minute and second and showing it as text on the screen. It provides code examples for setting up a basic openframeworks project structure, loading images, detecting button presses, and displaying the current time. The document also outlines homework assignments which include finishing mockups, implementing buttons and animations, and designing a tangible object.
Introduccion del curso
The document contains examples of Java code demonstrating basic concepts like classes, objects, methods, inheritance, encapsulation, and polymorphism. It includes code for a Vehicle class with subclasses like Car and Motorcycle. Methods like moveForward(), stop(), and steer() are defined in the parent Vehicle class and inherited by its subclasses. Other examples show using conditionals, loops, and accessing instance variables and methods.
ES6(ES2015) is beautiful
This document discusses new features in ES6/ES2015 including let and const (block scope), template strings, arrow functions, default function parameters, destructuring, classes, inheritance, promises, and async/await. It provides code examples for each feature and recommends using Babel to compile JavaScript and use these new features today across browsers.
Applications
The document provides information about an Android application development training tutorial. It discusses how to create custom buttons, color pickers, and dialog boxes in Android applications. The training covers programatically drawing custom buttons with different states, creating a color picker dialog to select colors, and using different types of dialog boxes like alerts, yes/no dialogs, and lists in apps.
Java awt
The document discusses various AWT classes and components for creating graphical user interfaces in Java, including buttons, borders, card layouts, checkboxes, text fields, menus, and handling events from mouse clicks and key presses. Code examples are provided to demonstrate drawing shapes and graphics, as well as handling user input events.
Sbaw091117
This document contains code for a portfolio website application. It initializes several classes, including BackgroundImage, Menu, Biography and Works. It adds the background image and menu to the display list. Event listeners are added to buttons in the menu to handle rollover and click interactions. When clicked, the buttons will likely swap content for the different sections like bio and works.
openFrameworks – 関数・クラス、オブジェクト指向プログラミング導入 - 多摩美メディアアートII
This document describes the implementation of a simple program that draws a rectangle that moves along a linear interpolation between two points. It defines a Rectangle class to represent the rectangle object and a testApp class to set up and run the program. The testApp initializes the start and end points, interpolates the current position based on a percentage value, and draws the rectangle each frame by calling methods on the Rectangle object.
662305 11
1) The document discusses creating Java applets and using classes in an applet. It includes examples of creating classes to calculate compound interest, graph mathematical functions, and create a timer applet.
2) The examples create classes like Invest and Graph that perform calculations and drawing. They are used in applets that allow users to set inputs and see results updated.
3) The timer applet example uses the Timer class from Swing to repeatedly repaint random colored circles on a schedule.
Automated testing of mobile applications on multiple platforms
The document discusses automated testing of mobile applications across multiple platforms. It describes how traditional manual testing can take hundreds of hours for each release but UI automation can test full apps in minutes and be easily repeated. It also explains that test programs need to be written separately for each mobile platform which is wasteful effort. The document then introduces a programming language translator that allows writing tests once that can run on any platform by translating the code into the native language of each platform. This avoids wasted effort of writing tests multiple times.
Java-Events
This document discusses different strategies for handling mouse and keyboard events in Java programs. It describes registering listener objects to handle events from GUI components and defines the standard AWT listener types. The strategies covered include using separate listener classes, implementing listener interfaces, and defining named and anonymous inner classes. Examples are provided to illustrate drawing on mouse clicks and key presses.
Computer graphics lab assignment
The document contains 10 programs written in C programming language to perform various 2D and 3D graphics operations like drawing lines, rectangles, circles, ellipses, torus, scaling, rotating, shearing and reflecting objects. Program 1-5 demonstrate drawing basic shapes like line, rectangle, circle and ellipse. Program 6 draws a 3D torus using OpenGL. Program 7-9 demonstrate transformations like scaling, rotating and shearing of objects. Program 10 shows reflection of an object about x-axis, y-axis and origin.
Of class1
The document discusses using openFrameworks (OF) to create iPhone/iPad applications with C++. It provides examples of how to load and display an image, change images on touch, and create animations using arrays of images. The key steps shown are initializing OF, loading images into OFImage variables or arrays, and drawing the images in the draw function while incrementing an index to loop through the array. Methods for touch input handling are also demonstrated.
Awt
The document contains code examples demonstrating different Java AWT components including frames, panels, labels, and applets. The frame examples show how to create basic frames and add window listeners. The panel example shows how to add a panel to a frame. The label example demonstrates adding labels and text fields to a frame. The applet examples show the applet lifecycle methods and how to use strings and scrolling text in applets.
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