Java

walamefteh Messages postés 35 Statut Membre -  
walamefteh Messages postés 35 Statut Membre -
Bonjour,je veux savoir qu'est ce qu'elle fait cette classe?
merci d'avance

import javax.swing.*;
import java.awt.Image;
import java.awt.image.BufferedImage;
import java.awt.image.ImageObserver;
import java.awt.Graphics;
import java.awt.Graphics2D;

/**
* <p>Titre : </p>
*
* <p>Description : </p>
*
* <p>Copyright : Copyright (c) 2005</p>
*
* <p>Société : </p>
*
* @author non attribuable
* @version 1.0
*/
public class CImagePanel extends JPanel {
Image m_Img ;
boolean m_bRedimensionne ;

public CImagePanel() {
m_Img = null ;
m_bRedimensionne = false ;
}

public void SetImage(Image img, boolean bRedimensionne) {
m_bRedimensionne = bRedimensionne ;
m_Img = img ;
repaint() ;
}

public void paint(Graphics g) {
int X ;
int Y ;

g.clearRect(0, 0, this.getWidth(), this.getHeight());
if (m_Img != null) {
if (m_bRedimensionne != true) {
X = (this.getWidth() - m_Img.getWidth(null)) / 2 ;
Y = (this.getHeight() - m_Img.getHeight(null)) / 2 ;
if((X > 0) && (Y > 0))
g.drawImage(m_Img, X, Y, this);
else
g.drawImage(m_Img, 0, 0, this);

}
else {
g.drawImage(m_Img, 0, 0, this.getWidth(), this.getHeight(), null);
}
}
g.dispose();
}
}
Configuration: Windows XP
Firefox 1.0

2 réponses

  1. lachouke
     
    salut
    vu vite fait ça a l air d être un composant pour afficher une image et la redimensionner si besoin est.
    0
  2. walamefteh Messages postés 35 Statut Membre
     
    salut
    un autre classe je veux savoir les fonctionalités de ces deux classes et le difference entre eux
    merci et merci
    import java.applet.*;
    import java.awt.*;

    public class threadAffiche extends Applet implements Runnable {
    Image[] images = new Image[2];
    int frame = 0;
    Thread thread;

    public void init() {
    images[0] = getImage(getDocumentBase(), "image1.jpg");
    images[1] = getImage(getDocumentBase(), "image2.jpg");
    }
    public void start() {
    (thread = new Thread(this)).start();
    }
    public void stop() {
    thread = null;
    }
    public void paint(Graphics g) {
    g.drawImage(images[frame], 0, 0, this);
    }
    public void run() {
    int delay = 1000; // 1 seconde
    try {
    while (thread == Thread.currentThread()) {
    frame = (frame+1)%images.length;
    repaint();
    Thread.sleep(delay);
    }
    } catch (Exception e) {
    }
    }
    }

    2 éme classe:

    import javax.swing.*;
    import java.awt.*;
    import java.awt.image.* ;

    import javax.imageio.ImageIO;
    import java.io.*;
    import javax.swing.border.TitledBorder;
    import java.awt.event.MouseEvent;
    import java.awt.event.MouseAdapter;

    class MonThread extends Thread {
    public BufferedImage m_BufferImage ;
    CTreeFolder m_TreeFolder;
    CImagePanel m_ImagePanel;
    boolean stop = true;
    MonThread(CTreeFolder m_TreeFolder, CImagePanel m_ImagePanel) {
    this.m_TreeFolder = m_TreeFolder;
    this.m_ImagePanel = m_ImagePanel;
    }

    public void run() {

    int delay = 1000; // 2 seconde
    int i=0;
    try {
    while (this == Thread.currentThread() && stop ) {
    //DefaultListModel dList = new DefaultListModel();
    //dList = m_TreeFolder.list;
    i = (i+1)%m_TreeFolder.nbre;
    File file = (File)m_TreeFolder.list.getModel().getElementAt(i) ;
    m_BufferImage = ImageIO.read(file);
    //repaint();

    m_ImagePanel.SetImage(m_BufferImage, true);
    Thread.sleep(delay);
    }
    }
    catch(Exception e)
    {
    m_BufferImage = null;
    System.err.println("Fichier invalide");
    }

    }
    }
    0