DEV/DEV.2.1/CM1/ex4/Illumination.java

/*Emmanuel SRIVASTAVA-TIAMZON*/

import javax.swing.*; 
import java.awt.*; 

public class Illumination extends JComponent {

    private int niveau;
    private JPanel panel;

	public Illumination(int niveau) {
		super();
        this.niveau = niveau;
	}

    public int setNiveau(int newNiveau) {
        if (newNiveau < 0) {
            this.niveau = 0;
        } else if (newNiveau > 10) {
            this.niveau = 10;
        } else {
            this.niveau = newNiveau;
        }
        repaint();
    }

    public int getNiveau() {
        return this.niveau;
    }
    
	@Override
    protected void paintComponent(Graphics pinceau) {
        Graphics secondPinceau = pinceau.create();
        if (this.isOpaque()){
            secondPinceau.setColor(this.getBackground);
            secondPinceau.fillRect(0,0,this.getWidth(),this.getHeight());
        }

        this.panel.setBackground(Color.BLACK);
        if(this.niveau >= 0) {
            this.panel.setBackground(Color.WHITE);
        } else {
            this.panel.setBackground(Color.BLACK);
        }
    }

}