Controle machine

DEV2.1/controle_machine_1/Declinaisons/Fenetre.java

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+import java.awt.*;
+import javax.swing.*;
+
+public class Fenetre extends JFrame {
+	public Fenetre() {
+		this.setSize(400, 400);
+		this.setLocation(100, 100);
+		this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+		this.setLayout(new GridLayout(2, 2));
+
+		JPanel[] panneaux = new JPanel[4];
+		Color[] couleursFond = {Color.CYAN, Color.PINK, Color.MAGENTA, Color.YELLOW};
+		Color[] couleursTriangles = {Color.MAGENTA, Color.YELLOW, Color.CYAN, Color.BLUE};
+
+		for (int i = 0; i != 4; i++) {
+			panneaux[i] = new JPanel();
+			panneaux[i].setLayout(new BorderLayout());
+			panneaux[i].setOpaque(true);
+			panneaux[i].setBackground(couleursFond[i]);
+			panneaux[i].add(new Triangle(couleursTriangles[i]), BorderLayout.CENTER);
+			this.add(panneaux[i]);
+		} 
+	}
+}

DEV2.1/controle_machine_1/Declinaisons/Main.java

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+public class Main {
+	public static void main(String[] args) {
+		Fenetre fenetre = new Fenetre();
+		fenetre.setVisible(true);
+	}
+}

DEV2.1/controle_machine_1/Declinaisons/Triangle.java

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+import java.awt.*;
+import javax.swing.*;
+
+public class Triangle extends JComponent {
+
+	private Color couleur;
+
+	public Triangle(Color couleur) {
+		super();
+		this.couleur = couleur;
+	}
+
+	@Override 
+	public void paintComponent(Graphics pinceau) {
+		Graphics secondPinceau = pinceau.create();
+
+		if (this.isOpaque()) {
+			secondPinceau.setColor(this.getBackground());
+			secondPinceau.fillRect(0, 0, this.getWidth(), this.getHeight());
+		}
+
+		secondPinceau.setColor(this.couleur);
+		int[] coordTriangleX = {0, this.getWidth(), this.getWidth()/2};
+		int[] coordTriangleY = {this.getHeight()/3, this.getHeight()/4*3, this.getHeight()};
+		secondPinceau.fillPolygon(coordTriangleX, coordTriangleY, 3); 
+	}
+}