TP

DEV2.1/TP09/01_Volume/MoletteSouris.java

@@ -0,0 +1,38 @@
+import java.awt.event.*;
+import java.awt.*;
+import javax.swing.*;
+
+public class MoletteSouris implements MouseWheelListener {
+
+	private Fenetre fenetre;
+	private Cercle[] tabCercles;
+	private int depart;
+
+	public MoletteSouris(Fenetre fenetre, Cercle[] tabCercles) {
+		this.fenetre = fenetre;
+		this.tabCercles = tabCercles;
+		this.depart = 5;
+	}
+
+	@Override 
+	public void mouseWheelMoved(MouseWheelEvent evenement) {
+		int sensRotation = evenement.getWheelRotation();
+		this.depart -= sensRotation;
+		
+		if (this.depart == 11) {
+			this.depart = 10;
+		}
+		else if (this.depart == -1) {
+			this.depart = 0;
+		} 
+		
+		for (int i = 0; i < this.depart ; i++) {
+			this.tabCercles[i].setFond(Color.ORANGE);
+		}
+		for (int i = this.depart; i < 10; i++) {
+			this.tabCercles[i].setFond(Color.LIGHT_GRAY);
+		}
+		this.fenetre.repaint();
+
+	}
+}