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package applet;
import java.awt.*;
import java.awt.event.*;
import java.applet.*;
import java.awt.Rectangle;
import javax.swing.JSlider;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import java.awt.Graphics;
import javax.swing.JLabel;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import javax.swing.JTextField;
/**
* <p>Oscilloscope Java : </p>
*
* <p>Oscilloscope Virtuel en Java</p>
*
* <p>Libre droit d'utilisation</p>
*
* <p>Isma_Co : </p>
*
* @author Xz00r
* @version 0.1
*/
public class oscillo extends Applet {
boolean isStandalone = false;
BorderLayout borderLayout1 = new BorderLayout();
JSlider zvertical = new JSlider();
JSlider zhorizond = new JSlider();
double amp = 1;
double lng = 1;
double caxeY = 1;
double caxeX = 1;
DessPanel screen = new DessPanel();
int screen_w = 200;
int screen_h = 200;
JSlider maxeX = new JSlider();
JSlider maxeY = new JSlider();
JTextField showamp = new JTextField();
JTextField showf = new JTextField();
JTextField showaxeX = new JTextField();
JTextField showaxeY = new JTextField();
public String getParameter(String key, String def) {
return isStandalone ? System.getProperty(key, def) :
(getParameter(key) != null ? getParameter(key) : def);
}
// Construire l'applet
public oscillo() {
}
// Initialiser l'applet
public void init() {
try {
jbInit();
} catch (Exception e) {
e.printStackTrace();
}
}
// Initialiser le composant
private void jbInit() throws Exception {
this.setLayout(null);
zvertical.setOrientation(JSlider.VERTICAL);
zvertical.setMaximum(100);
zvertical.setBounds(new Rectangle(230, 30, 30, 200));
zvertical.setValue(10);
zvertical.addChangeListener(new oscillo_zvertical_changeAdapter(this));
zhorizond.setMaximum(100);
zhorizond.setBounds(new Rectangle(30, 230, 200, 30));
zhorizond.setValue(10);
zhorizond.addChangeListener(new oscillo_zhorizond_changeAdapter(this));
screen.setBounds(new Rectangle(30, 30, 200, 200));
screen.setBackground(new Color(150, 255, 150));
screen.setLayout(null);
screen.setVisible(true);
maxeX.setBounds(new Rectangle(30, 270, 200, 30));
maxeX.setMaximum(10);
maxeX.setValue(2);
maxeX.addChangeListener(new oscillo_maxeX_changeAdapter(this));
maxeY.setBounds(new Rectangle(30, 310, 200, 30));
maxeY.setMaximum(10);
maxeY.setValue(2);
maxeY.addChangeListener(new oscillo_maxeY_changeAdapter(this));
showamp.setText(String.valueOf(amp));
showamp.setBounds(new Rectangle(265, 115, 30, 30));
showamp.setEditable(false);
showf.setBounds(new Rectangle(260, 230, 30, 30));
showf.setText(String.valueOf(lng));
showf.setEditable(false);
showaxeX.setText(String.valueOf(caxeX));
showaxeX.setBounds(new Rectangle(260, 270, 30, 30));
showaxeX.setEditable(false);
showaxeY.setText(String.valueOf(caxeY));
showaxeY.setBounds(new Rectangle(260, 310, 30, 30));
showaxeY.setEditable(false);
this.add(zhorizond);
this.add(zvertical);
this.add(screen);
this.add(maxeX);
this.add(maxeY);
this.add(showf);
this.add(showamp);
this.add(showaxeX);
this.add(showaxeY);
}
// Obtenir les informations d'applet
public String getAppletInfo() {
return "Information d'Applet";
}
// Obtenir les informations de paramètre
public String[][] getParameterInfo() {
return null;
}
class DessPanel extends Panel {
void DessPanel() {
}
int sizeX, sizeY;
double xInf = -Math.PI, yInf = -1;
double xSup = Math.PI, ySup = 1;
private int coordToPixX(double x) {
return (int) (sizeX * (x - xInf) / (xSup - xInf));
}
private int coordToPixY(double y) {
return sizeY - (int) (sizeY * (y - yInf) / (ySup - yInf));
}
public void paint(Graphics g) {
Graphics2D g2d = (Graphics2D) g;
g2d.setColor(new Color(150,150,150));
g2d.drawLine(0,100,200,100);
g2d.drawLine(100,200,100,0);
g2d.drawLine(0,175,200,175);
g2d.drawLine(0,150,200,150);
g2d.drawLine(0,125,200,125);
g2d.drawLine(0,25,200,25);
g2d.drawLine(0,50,200,50);
g2d.drawLine(0,75,200,75);
g2d.drawLine(175,200,175,0);
g2d.drawLine(150,200,150,0);
g2d.drawLine(125,200,125,0);
g2d.drawLine(75,200,75,0);
g2d.drawLine(50,200,50,0);
g2d.drawLine(25,200,25,0);
double x = xInf, y, delta = 0.01;
double oldX = x;
double oldY = Math.sin(x);
while (x <= xSup) {
y = (amp*( Math.sin((lng*x)/caxeX)))/caxeY;
if (oldY <= 1) {
g2d.drawLine(coordToPixX(oldX), coordToPixY(oldY),
coordToPixX(x), coordToPixY(y));
}
oldX = x;
oldY = y;
x += delta;
}
super.paintComponents(g2d);
}
}
public void zvertical_stateChanged(ChangeEvent changeEvent) {
amp = 0.1*zvertical.getValue();
repaint();
}
public void zhorizond_stateChanged(ChangeEvent changeEvent) {
lng = 0.1*zhorizond.getValue();
repaint();
}
public void maxeX_stateChanged(ChangeEvent changeEvent) {
caxeX =0.5*maxeX.getValue();
repaint();
}
public void maxeY_stateChanged(ChangeEvent changeEvent) {
caxeY =0.5*maxeY.getValue();
repaint();
}
class oscillo_zvertical_changeAdapter implements ChangeListener {
private oscillo adaptee;
oscillo_zvertical_changeAdapter(oscillo adaptee) {
this.adaptee = adaptee;
}
public void stateChanged(ChangeEvent changeEvent) {
adaptee.zvertical_stateChanged(changeEvent);
}
}
class oscillo_zhorizond_changeAdapter implements ChangeListener {
private oscillo adaptee;
oscillo_zhorizond_changeAdapter(oscillo adaptee) {
this.adaptee = adaptee;
}
public void stateChanged(ChangeEvent changeEvent) {
adaptee.zhorizond_stateChanged(changeEvent);
}
}
}
class oscillo_maxeY_changeAdapter implements ChangeListener {
private oscillo adaptee;
oscillo_maxeY_changeAdapter(oscillo adaptee) {
this.adaptee = adaptee;
}
public void stateChanged(ChangeEvent changeEvent) {
adaptee.maxeY_stateChanged(changeEvent);
}
}
class oscillo_maxeX_changeAdapter implements ChangeListener {
private oscillo adaptee;
oscillo_maxeX_changeAdapter(oscillo adaptee) {
this.adaptee = adaptee;
}
public void stateChanged(ChangeEvent changeEvent) {
adaptee.maxeX_stateChanged(changeEvent);
}
} |
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