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| public class JHorloge extends javax.swing.JPanel {
private Line2D.Double aiguilleSeconde, aiguilleMinute, aiguilleHeure;
private final int SECONDE = 1;
private final int MINUTE = 2;
private final int HEURE = 3;
private final BufferedImage imageHorloge;
private Ellipse2D.Double cadran;
private Rectangle rafraichisseur = new Rectangle(100, 100);
/** Creates new form BeanForm */
public JHorloge() {
setLayout(null);
initComponents();
setSize(201, 120);
imageHorloge = creeBufferedImage();
Timer timer = new java.util.Timer("mecaniqueHorloge", true);
TimerTask tachePeriodique = new TimerTask() {
@Override
public void run() {
repaint(rafraichisseur);
}
};
timer.schedule(tachePeriodique, (long) 0, (long) 1000);
}
/** This method is called from within the constructor to
* initialize the form.
* WARNING: Do NOT modify this code. The content of this method is
* always regenerated by the Form Editor.
*/
// <editor-fold defaultstate="collapsed" desc="Generated Code">
private void initComponents() {
setOpaque(false);
}// </editor-fold>
// Variables declaration - do not modify
// End of variables declaration
private double calculX2(int type) {
double reponse = 0;
if (type == SECONDE) reponse = (java.lang.Math.cos(determineAngle(Calendar.getInstance().get(Calendar.SECOND))) * 40) + 60;
if (type == MINUTE) reponse = (java.lang.Math.cos(determineAngle(Calendar.getInstance().get(Calendar.MINUTE))) * 40) + 60;
if (type == HEURE) reponse = (java.lang.Math.cos(determineAngleHeure(Calendar.getInstance().get(Calendar.HOUR), Calendar.getInstance().get(Calendar.MINUTE))) * 25) + 60;
return reponse;
}
private int calculY2(int type) {
double reponse = 0;
if (type == SECONDE) reponse = (java.lang.Math.sin(determineAngle(Calendar.getInstance().get(Calendar.SECOND))) * 40) + 60;
if (type == MINUTE) reponse = (java.lang.Math.sin(determineAngle(Calendar.getInstance().get(Calendar.MINUTE))) * 40) + 60;
if (type == HEURE) reponse = (java.lang.Math.sin(determineAngleHeure(Calendar.getInstance().get(Calendar.HOUR), Calendar.getInstance().get(Calendar.MINUTE))) * 25) + 60;
return (int)reponse;
}
private double determineAngle(int tempsEnSecondes) {
double reponse;
reponse = (6.0d * (double)tempsEnSecondes) - 90.0d;
return java.lang.Math.toRadians(reponse);
}
private double determineAngleHeure(int tempsEnHeure, int tempsEnMinute) {
double reponse;
reponse = (30.0d * (double)tempsEnHeure) - 90.0d;
if (tempsEnMinute >= 15) reponse = (30.0d * (double)tempsEnHeure) - 82.5d;
if (tempsEnMinute >= 30) reponse = (30.0d * (double)tempsEnHeure) - 75.0d;
if (tempsEnMinute >= 45) reponse = (30.0d * (double)tempsEnHeure) - 67.5d;
return java.lang.Math.toRadians(reponse);
}
private BufferedImage creeBufferedImage() {
BufferedImage image = new BufferedImage(120, 120, BufferedImage.TRANSLUCENT);
Graphics2D g2 = image.createGraphics();
g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
int x1, x2, y1, y2;
int rayon = 50;
int longueur;
BigInteger[] diviseur;
BigInteger valeur5 = BigInteger.valueOf((long)5.0);
g2.setColor(Color.WHITE);
// Peinture du fond dégradé circulaire du cadran de l'horloge.
int RGB_R, RGB_G, RGB_B;
Color couleur;
for (int i = 10 ; i <= 100 ; i ++) {
RGB_R = 255 - (i * 40/100);
RGB_G = 255 - (i * 55/100);
RGB_B = 255 - (i * 232/100);
couleur = new Color(RGB_R, RGB_G, RGB_B);
g2.setColor(couleur);
cadran = new Ellipse2D.Double(((100.0d - (double)i) / 2.0d) + 10.0d, ((100.0d - (double)i) / 2.0d) + 10.0d, (double)i, (double)i);
g2.draw(cadran);
}
// Peinture des graduations de l'horloge.
g2.setColor(new Color(90, 90, 90));
g2.setStroke(new BasicStroke(2.0f));
for (int alpha = 0 ; alpha < 360 ; alpha += 6) {
diviseur = BigInteger.valueOf((long)alpha).divideAndRemainder(valeur5);
if (diviseur[1].intValue() == 0) longueur = 10;
else longueur = 5;
x1 = (int)(java.lang.Math.cos(java.lang.Math.toRadians((double)alpha)) * (double)rayon);
x2 = (int)(java.lang.Math.cos(java.lang.Math.toRadians((double)alpha)) * (double)(rayon - longueur));
y1 = (int)(java.lang.Math.sin(java.lang.Math.toRadians((double)alpha)) * (double)rayon);
y2 = (int)(java.lang.Math.sin(java.lang.Math.toRadians((double)alpha)) * (double)(rayon - longueur));
g2.drawLine(x2 + rayon + 10, y2 + rayon + 10, x1 + rayon + 10, y1 + rayon + 10);
}
g2.setFont(new Font("Arial", Font.BOLD, 12));
int hauteur, largeur;
hauteur = (int)g2.getFontMetrics().getStringBounds("12", g2).getHeight();
largeur = (int)g2.getFontMetrics().getStringBounds("12", g2).getWidth();
g2.drawString("12", 60 - (largeur / 2), 22 + hauteur);
largeur = (int)g2.getFontMetrics().getStringBounds("3", g2).getWidth();
g2.drawString("3", 95 - largeur, 63);
largeur = (int)g2.getFontMetrics().getStringBounds("6", g2).getWidth();
g2.drawString("6", 61 - (largeur / 2), 95);
largeur = (int)g2.getFontMetrics().getStringBounds("9", g2).getWidth();
g2.drawString("9", 20 + largeur, 63);
g2.setColor(Color.LIGHT_GRAY);
cadran = new Ellipse2D.Double(9, 9, 102, 102);
g2.draw(cadran);
g2.setColor(Color.GRAY);
cadran = new Ellipse2D.Double(8, 8, 104, 104);
g2.draw(cadran);
g2.setColor(Color.DARK_GRAY);
cadran = new Ellipse2D.Double(7, 7, 106, 106);
g2.draw(cadran);
g2.setColor(Color.LIGHT_GRAY);
cadran = new Ellipse2D.Double(6, 6, 108, 108);
g2.draw(cadran);
g2.setColor(Color.DARK_GRAY);
cadran = new Ellipse2D.Double(5, 5, 110, 110);
g2.draw(cadran);
g2.setColor(Color.GRAY);
cadran = new Ellipse2D.Double(4, 4, 112, 112);
g2.draw(cadran);
g2.setColor(Color.LIGHT_GRAY);
cadran = new Ellipse2D.Double(3, 3, 114, 114);
g2.draw(cadran);
return image;
}
@Override
public void paintComponent(Graphics g) {
// On commence par réaliser le BufferedImage représentant le fond de l'horloge
Graphics2D g2 = (Graphics2D)g;
g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_ATOP));
g2.drawImage(imageHorloge, new AffineTransformOp(new AffineTransform(), AffineTransformOp.TYPE_BICUBIC), 0, 0);
// Puis, on réaliser les aiguilles
g2.setColor(Color.BLACK);
g2.setStroke(new BasicStroke(1.0f));
aiguilleSeconde = new Line2D.Double(60.0, 60.0, calculX2(SECONDE), calculY2(SECONDE));
g2.draw(aiguilleSeconde);
g2.setStroke(new BasicStroke(3.0f));
g2.setColor(new Color(100, 100, 100));
aiguilleMinute = new Line2D.Double(60.0, 60.0, calculX2(MINUTE), calculY2(MINUTE));
g2.draw(aiguilleMinute);
g2.setStroke(new BasicStroke(4.0f));
aiguilleHeure = new Line2D.Double(60.0, 60.0, calculX2(HEURE), calculY2(HEURE));
g2.draw(aiguilleHeure);
//Et on fini avec la Peinture du plot central de l'horloge, et par les cercles exterieurs.
cadran = new Ellipse2D.Double(55.0, 55.0, 10.0, 10.0);
g2.setStroke(new BasicStroke(1.0f));
g2.setColor(Color.WHITE);
g2.fill(cadran);
g2.setColor(Color.BLACK);
g2.draw(cadran);
paintComponents((Graphics)g2);
}
} |
