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| package whiteboard;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
public class whiteboard extends JFrame {
private JToggleButton buttonPen, buttonLine, buttonRectangle, buttonCircle, buttonText; //les boutons
protected ButtonGroup group;
protected int lastX=0, lastY=0;
/** Constructeur de test */
public whiteboard() {
//titre de la fenetre
super("SIP Whiteboard");
this.setSize(new Dimension(640,480));
this.setResizable(false);
// Container
Container content = getContentPane();
content.setBackground(Color.lightGray);
// Panels
JPanel controlArea = new JPanel(new GridLayout(8,2,0,8));
JPanel drawArea = new JPanel();
controlArea.setPreferredSize(new Dimension(100,200));
drawArea.setBackground(Color.WHITE);
drawArea.setPreferredSize(new Dimension(540,0));
drawArea.addMouseListener(new PositionRecorder());
drawArea.addMouseMotionListener(new Drawer());
content.add(controlArea,BorderLayout.EAST);
content.add(drawArea,BorderLayout.WEST);
// Boutons
buttonPen = new JToggleButton("Stylo",true);
buttonLine = new JToggleButton("Ligne");
buttonRectangle = new JToggleButton("Rectangle");
buttonCircle = new JToggleButton("Cercle");
buttonText = new JToggleButton("Texte");
buttonPen.addActionListener(new TraitementbuttonPen());
buttonLine.addActionListener(new TraitementbuttonLine());
buttonRectangle.addActionListener(new TraitementbuttonLine());
buttonCircle.addActionListener(new TraitementbuttonLine());
buttonText.addActionListener(new TraitementbuttonLine());
// Groupes les boutons
group = new ButtonGroup();
group.add(buttonPen);
group.add(buttonLine);
group.add(buttonRectangle);
group.add(buttonCircle);
group.add(buttonText);
// Les ajouter au JPanel
controlArea.add(buttonPen);
controlArea.add(buttonLine);
controlArea.add(buttonRectangle);
controlArea.add(buttonCircle);
controlArea.add(buttonText);
//
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
//pack(); //permet de mettre une bonne dimension a la fenetre
setVisible(true);
}
public static void main(String args[]) {
new whiteboard();
}
public class TraitementbuttonPen implements ActionListener {
public void actionPerformed(ActionEvent e){
System.out.println("Ici !");
}
}
public class TraitementbuttonLine implements ActionListener {
public void actionPerformed(ActionEvent e) {
System.out.println("2eme !");
}
}
private class PositionRecorder extends MouseAdapter {
public void mouseEntered(MouseEvent event) {
requestFocus();
record(event.getX(), event.getY());
System.out.println(event.getX() + " " + event.getY());
}
public void mousePressed(MouseEvent event) {
int x = event.getX();
int y = event.getY();
record(x, y);
}
public void mouseClicked(MouseEvent event) {
int x = event.getX();
int y = event.getY();
if (buttonPen.isSelected() == true){
Graphics g = getGraphics();
g.drawLine(x, y, x, y);
}
System.out.println(event.getX() + " " + event.getY());
}
}
protected void record(int x, int y) {
lastX = x;
lastY = y;
}
private class Drawer extends MouseMotionAdapter {
public void mouseDragged(MouseEvent event) {
int x = event.getX();
int y = event.getY();
//System.out.println(x + " " + y);
if (buttonPen.isSelected() == true){
Graphics g = getGraphics();
g.drawLine(lastX, lastY, x, y);
record(x, y);
}
}
}
} |
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