diff --git a/src/main/org/insa/drawing/DrawingInvisible.java b/src/main/org/insa/drawing/DrawingInvisible.java
deleted file mode 100644
index 5d53f8d..0000000
--- a/src/main/org/insa/drawing/DrawingInvisible.java
+++ /dev/null
@@ -1,44 +0,0 @@
-package org.insa.drawing;
-
-import java.awt.Color;
-
-/**
- *   Cette implementation de la classe Dessin ne produit pas d'affichage,
- *   ce qui accelere l'execution (utile pour ne pas ralentir les tests).
- */
-
-public class DrawingInvisible implements Drawing {
-    
-    public DrawingInvisible () { }
-
-	@Override
-	public void setWidth(int width) { }
-
-	@Override
-	public void setColor(Color col) { }
-
-	@Override
-	public void setBB(double long1, double long2, double lat1, double lat2) { }
-
-	@Override
-	public void drawLine(float long1, float lat1, float long2, float lat2) { }
-
-	@Override
-	public void drawPoint(float lon, float lat, int width) { }
-
-	@Override
-	public void putText(float lon, float lat, String txt) { }
-
-	@Override
-	public void setAutoRepaint(boolean autoRepaint) {	 }
-
-	@Override
-	public void repaint() { }
-
-	@Override
-	public void clear() {
-		// TODO Auto-generated method stub
-		
-	}
-    
-}
diff --git a/src/main/org/insa/drawing/DrawingVisible.java b/src/main/org/insa/drawing/DrawingVisible.java
deleted file mode 100644
index 416e171..0000000
--- a/src/main/org/insa/drawing/DrawingVisible.java
+++ /dev/null
@@ -1,171 +0,0 @@
-package org.insa.drawing;
-
-import java.awt.BasicStroke;
-import java.awt.Color;
-import java.awt.Graphics;
-import java.awt.Graphics2D;
-import java.awt.Image;
-import java.awt.image.*;
-
-import javax.swing.JPanel;
-
-/**
- *   Cette implementation de la classe Dessin produit vraiment un affichage
- *   (au contraire de la classe DessinInvisible).
- */
-
-public class DrawingVisible extends JPanel implements Drawing {
-
-	/**
-	 * 
-	 */
-	private static final long serialVersionUID = 96779785877771827L;
-	
-	private final Graphics2D gr;
-
-	private float long1;
-	private float long2;
-	private float lat1;
-	private float lat2;
-	
-	// Width and height of the image
-	private final int width, height;
-
-	private boolean bb_is_set ;
-	
-	private Image image;
-	private ZoomAndPanListener zoomAndPanListener;
-	
-	public boolean autoRepaint = true;
-
-	/**
-	 *  Cree et affiche une nouvelle fenetre de dessin.
-	 */
-	public DrawingVisible() {
-		super();
-		
-		this.zoomAndPanListener = new ZoomAndPanListener(this, ZoomAndPanListener.DEFAULT_MIN_ZOOM_LEVEL, 20, 1.2);
-		this.addMouseListener(zoomAndPanListener);
-		this.addMouseMotionListener(zoomAndPanListener);
-		this.addMouseWheelListener(zoomAndPanListener);
-		
-		this.width = 2000;
-		this.height = 1600;
-		
-		BufferedImage img = new BufferedImage (this.width, this.height, BufferedImage.TYPE_3BYTE_BGR);
-		
-		this.image = img;
-		this.gr = img.createGraphics();
-		
-		this.zoomAndPanListener.setCoordTransform(this.gr.getTransform());
-		
-		this.bb_is_set = false;
-
-
-		this.long1 = 0.0f;
-		this.long2 = this.width;
-		this.lat1  = 0.0f;
-		this.lat2  = this.height;
-
-		this.clear();
-		this.repaint();
-
-	}
-
-	@Override
-	public void paintComponent(Graphics g1) {
-		Graphics2D g = (Graphics2D)g1;
-		g.setTransform(zoomAndPanListener.getCoordTransform());
-		g.drawImage(image, 0, 0, this);
-	}
-	
-	@Override
-	public void setAutoRepaint(boolean autoRepaint) {
-		this.autoRepaint = autoRepaint;
-	}
-	
-	protected void doAutoPaint() {
-		if (autoRepaint) {
-			this.repaint();
-		}
-	}
-	
-	public void setWidth(int width) {
-		this.gr.setStroke(new BasicStroke(width));
-	}
-
-	public void setColor(Color col) {
-		this.gr.setColor(col);
-	}
-
-	public void clear() {
-		this.gr.setColor(Color.WHITE);
-		this.gr.fillRect(0, 0, this.width, this.height);
-	}
-
-	public void setBB(double long1, double long2, double lat1, double lat2) {	
-
-		if (long1 > long2 || lat1 > lat2) {
-			throw new Error("DessinVisible.setBB : mauvaises coordonnees.");
-		}
-		
-		this.long1 = (float)long1;
-		this.long2 = (float)long2;
-		this.lat1= (float)lat1;
-		this.lat2 = (float)lat2;
-		
-		this.bb_is_set = true;
-		
-		double scale = 1 / Math.max(this.width / (double)this.getWidth(),  this.height / (double)this.getHeight());
-		
-		this.zoomAndPanListener.getCoordTransform().setToIdentity();
-		this.zoomAndPanListener.getCoordTransform().translate((this.getWidth() - this.width * scale) / 2, 
-				(this.getHeight() - this.height * scale) / 2);
-		this.zoomAndPanListener.getCoordTransform().scale(scale, scale);
-		this.zoomAndPanListener.setZoomLevel(0);
-		this.repaint();
-		
-	}
-
-	private int projx(float lon) {
-		return (int)(width * (lon - this.long1) / (this.long2 - this.long1)) ;
-	}
-
-	private int projy(float lat) {
-		return (int)(height * (1 - (lat - this.lat1) / (this.lat2 - this.lat1))) ;
-	}
-
-	private void checkBB() {
-		if (!this.bb_is_set) {
-			throw new Error("Classe DessinVisible : vous devez invoquer la methode setBB avant de dessiner.") ;
-		}
-	}
-
-	public void drawLine(float long1, float lat1, float long2, float lat2) {
-		this.checkBB() ;
-		int x1 = this.projx(long1) ;
-		int x2 = this.projx(long2) ;
-		int y1 = this.projy(lat1) ;
-		int y2 = this.projy(lat2) ;
-
-		gr.drawLine(x1, y1, x2, y2) ;
-		this.doAutoPaint();
-	}
-
-	public void drawPoint(float lon, float lat, int width) {
-		this.checkBB() ;
-		int x = this.projx(lon) - width / 2 ;
-		int y = this.projy(lat) - width / 2 ;
-		gr.fillOval (x, y, width, width) ;
-		this.doAutoPaint();
-	}
-
-	public void putText(float lon, float lat, String txt) {
-		this.checkBB() ;
-		int x = this.projx(lon) ;
-		int y = this.projy(lat) ;
-		gr.drawString (txt, x, y) ;
-		this.doAutoPaint();	
-	}
-
-}