diff --git a/conducer.cpp b/conducer.cpp
index d2f280ec2..531aafde9 100644
--- a/conducer.cpp
+++ b/conducer.cpp
@@ -74,7 +74,7 @@ Conducer::~Conducer() {
 */
 void Conducer::update(const QRectF &rect) {
 	// utilise soit la fonction priv_modifieConducteur soit la fonction priv_calculeConducteur
-	void (Conducer::* fonction_update) (const QPointF &, Terminal::Orientation, const QPointF &, Terminal::Orientation);
+	void (Conducer::* fonction_update) (const QPointF &, QET::Orientation, const QPointF &, QET::Orientation);
 	fonction_update = (nbSegments() && modified_path) ? &Conducer::priv_modifieConducer : &Conducer::priv_calculeConducer;
 	
 	// appelle la bonne fonction pour calculer l'aspect du conducteur
@@ -147,7 +147,7 @@ void Conducer::segmentsToPath() {
 	@param p2 Coordonnees du point d'amarrage de la borne 2
 	@param o2 Orientation de la borne 2
 */
-void Conducer::priv_modifieConducer(const QPointF &p1, Terminal::Orientation, const QPointF &p2, Terminal::Orientation) {
+void Conducer::priv_modifieConducer(const QPointF &p1, QET::Orientation, const QPointF &p2, QET::Orientation) {
 	Q_ASSERT_X(nbSegments() > 1, "priv_modifieConducer", "pas de points a modifier");
 	
 	// recupere les dernieres coordonnees connues des bornes
@@ -194,9 +194,9 @@ void Conducer::priv_modifieConducer(const QPointF &p1, Terminal::Orientation, co
 	@param p2 Coordonnees du point d'amarrage de la borne 2
 	@param o2 Orientation de la borne 2
 */
-void Conducer::priv_calculeConducer(const QPointF &p1, Terminal::Orientation o1, const QPointF &p2, Terminal::Orientation o2) {
+void Conducer::priv_calculeConducer(const QPointF &p1, QET::Orientation o1, const QPointF &p2, QET::Orientation o2) {
 	QPointF sp1, sp2, depart, newp1, newp2, arrivee, depart0, arrivee0;
-	Terminal::Orientation ori_depart, ori_arrivee;
+	QET::Orientation ori_depart, ori_arrivee;
 	
 	// s'assure qu'il n'y a ni points
 	QList<QPointF> points;
@@ -236,34 +236,34 @@ void Conducer::priv_calculeConducer(const QPointF &p1, Terminal::Orientation o1,
 	// commence le vrai trajet
 	if (depart.y() < arrivee.y()) {
 		// trajet descendant
-		if ((ori_depart == Terminal::Nord && (ori_arrivee == Terminal::Sud || ori_arrivee == Terminal::Ouest)) || (ori_depart == Terminal::Est && ori_arrivee == Terminal::Ouest)) {
+		if ((ori_depart == QET::North && (ori_arrivee == QET::South || ori_arrivee == QET::West)) || (ori_depart == QET::East && ori_arrivee == QET::West)) {
 			// cas « 3 »
 			qreal ligne_inter_x = (depart.x() + arrivee.x()) / 2.0;
 			points << QPointF(ligne_inter_x, depart.y());
 			points << QPointF(ligne_inter_x, arrivee.y());
-		} else if ((ori_depart == Terminal::Sud && (ori_arrivee == Terminal::Nord || ori_arrivee == Terminal::Est)) || (ori_depart == Terminal::Ouest && ori_arrivee == Terminal::Est)) {
+		} else if ((ori_depart == QET::South && (ori_arrivee == QET::North || ori_arrivee == QET::East)) || (ori_depart == QET::West && ori_arrivee == QET::East)) {
 			// cas « 4 »
 			qreal ligne_inter_y = (depart.y() + arrivee.y()) / 2.0;
 			points << QPointF(depart.x(), ligne_inter_y);
 			points << QPointF(arrivee.x(), ligne_inter_y);
-		} else if ((ori_depart == Terminal::Nord || ori_depart == Terminal::Est) && (ori_arrivee == Terminal::Nord || ori_arrivee == Terminal::Est)) {
+		} else if ((ori_depart == QET::North || ori_depart == QET::East) && (ori_arrivee == QET::North || ori_arrivee == QET::East)) {
 			points << QPointF(arrivee.x(), depart.y()); // cas « 2 »
 		} else {
 			points << QPointF(depart.x(), arrivee.y()); // cas « 1 »
 		}
 	} else {
 		// trajet montant
-		if ((ori_depart == Terminal::Ouest && (ori_arrivee == Terminal::Est || ori_arrivee == Terminal::Sud)) || (ori_depart == Terminal::Nord && ori_arrivee == Terminal::Sud)) {
+		if ((ori_depart == QET::West && (ori_arrivee == QET::East || ori_arrivee == QET::South)) || (ori_depart == QET::North && ori_arrivee == QET::South)) {
 			// cas « 3 »
 			qreal ligne_inter_y = (depart.y() + arrivee.y()) / 2.0;
 			points << QPointF(depart.x(), ligne_inter_y);
 			points << QPointF(arrivee.x(), ligne_inter_y);
-		} else if ((ori_depart == Terminal::Est && (ori_arrivee == Terminal::Ouest || ori_arrivee == Terminal::Nord)) || (ori_depart == Terminal::Sud && ori_arrivee == Terminal::Nord)) {
+		} else if ((ori_depart == QET::East && (ori_arrivee == QET::West || ori_arrivee == QET::North)) || (ori_depart == QET::South && ori_arrivee == QET::North)) {
 			// cas « 4 »
 			qreal ligne_inter_x = (depart.x() + arrivee.x()) / 2.0;
 			points << QPointF(ligne_inter_x, depart.y());
 			points << QPointF(ligne_inter_x, arrivee.y());
-		} else if ((ori_depart == Terminal::Ouest || ori_depart == Terminal::Nord) && (ori_arrivee == Terminal::Ouest || ori_arrivee == Terminal::Nord)) {
+		} else if ((ori_depart == QET::West || ori_depart == QET::North) && (ori_arrivee == QET::West || ori_arrivee == QET::North)) {
 			points << QPointF(depart.x(), arrivee.y()); // cas « 2 »
 		} else {
 			points << QPointF(arrivee.x(), depart.y()); // cas « 1 »
@@ -287,19 +287,19 @@ void Conducer::priv_calculeConducer(const QPointF &p1, Terminal::Orientation o1,
 	@param ext_size la taille de la prolongation
 	@return le point correspondant a la borne apres prolongation
 */
-QPointF Conducer::extendTerminal(const QPointF &terminal, Terminal::Orientation terminal_orientation, qreal ext_size) {
+QPointF Conducer::extendTerminal(const QPointF &terminal, QET::Orientation terminal_orientation, qreal ext_size) {
 	QPointF extended_terminal;
 	switch(terminal_orientation) {
-		case Terminal::Nord:
+		case QET::North:
 			extended_terminal = QPointF(terminal.x(), terminal.y() - ext_size);
 			break;
-		case Terminal::Est:
+		case QET::East:
 			extended_terminal = QPointF(terminal.x() + ext_size, terminal.y());
 			break;
-		case Terminal::Sud:
+		case QET::South:
 			extended_terminal = QPointF(terminal.x(), terminal.y() + ext_size);
 			break;
-		case Terminal::Ouest:
+		case QET::West:
 			extended_terminal = QPointF(terminal.x() - ext_size, terminal.y());
 			break;
 		default: extended_terminal = terminal;
@@ -356,36 +356,6 @@ void Conducer::paint(QPainter *qp, const QStyleOptionGraphicsItem */*qsogi*/, QW
 	qp -> restore();
 }
 
-/**
-	Indique si deux orientations de Borne sont sur le meme axe (Vertical / Horizontal).
-	@param a La premiere orientation de Borne
-	@param b La seconde orientation de Borne
-	@return Un booleen a true si les deux orientations de bornes sont sur le meme axe
-*/
-bool Conducer::surLeMemeAxe(Terminal::Orientation a, Terminal::Orientation b) {
-	if ((a == Terminal::Nord || a == Terminal::Sud) && (b == Terminal::Nord || b == Terminal::Sud)) return(true);
-	else if ((a == Terminal::Est || a == Terminal::Ouest) && (b == Terminal::Est || b == Terminal::Ouest)) return(true);
-	else return(false);
-}
-
-/**
-	Indique si une orientation de borne est horizontale (Est / Ouest).
-	@param a L'orientation de borne
-	@return True si l'orientation de borne est horizontale, false sinon
-*/
-bool Conducer::estHorizontale(Terminal::Orientation a) {
-	return(a == Terminal::Est || a == Terminal::Ouest);
-}
-
-/**
-	Indique si une orientation de borne est verticale (Nord / Sud).
-	@param a L'orientation de borne
-	@return True si l'orientation de borne est verticale, false sinon
-*/
-bool Conducer::estVerticale(Terminal::Orientation a) {
-	return(a == Terminal::Nord || a == Terminal::Sud);
-}
-
 /**
 	Methode de preparation a la destruction du conducteur ; le conducteur se detache de ses deux bornes
 */
diff --git a/conducer.h b/conducer.h
index 85981228a..d321bb32b 100644
--- a/conducer.h
+++ b/conducer.h
@@ -71,17 +71,14 @@ class Conducer : public QGraphicsPathItem {
 	private:
 	void segmentsToPath();
 	void updatePoints();
-	void priv_calculeConducer(const QPointF &, Terminal::Orientation, const QPointF &, Terminal::Orientation);
-	void priv_modifieConducer(const QPointF &, Terminal::Orientation, const QPointF &, Terminal::Orientation);
+	void priv_calculeConducer(const QPointF &, QET::Orientation, const QPointF &, QET::Orientation);
+	void priv_modifieConducer(const QPointF &, QET::Orientation, const QPointF &, QET::Orientation);
 	int nbSegments() const;
 	QList<QPointF> segmentsToPoints() const;
 	void pointsToSegments(QList<QPointF>);
 	bool hasClickedOn(QPointF, QPointF) const;
 	void calculateTextItemPosition();
-	static QPointF extendTerminal(const QPointF &, Terminal::Orientation, qreal = 12.0);
-	static bool surLeMemeAxe(Terminal::Orientation, Terminal::Orientation);
-	static bool estHorizontale(Terminal::Orientation a);
-	static bool estVerticale(Terminal::Orientation a);
+	static QPointF extendTerminal(const QPointF &, QET::Orientation, qreal = 12.0);
 	static qreal conducer_bound(qreal tobound, qreal bound1, qreal bound2);
 	static qreal conducer_bound(qreal tobound, qreal bound, bool positive);
 };
diff --git a/customelement.cpp b/customelement.cpp
index 614ce098c..db0f99717 100644
--- a/customelement.cpp
+++ b/customelement.cpp
@@ -1,7 +1,6 @@
 #include "customelement.h"
 #include "elementtextitem.h"
 #include "diagram.h"
-
 /**
 	Constructeur de la classe ElementPerso. Permet d'instancier un element
 	utilisable comme un element fixe a la difference que l'element perso lit
@@ -63,10 +62,10 @@ CustomElement::CustomElement(QString &nom_fichier, QGraphicsItem *qgi, Diagram *
 	// ces attributs doivent etre presents et valides
 	int w, h, hot_x, hot_y;
 	if (
-		!attributeIsAnInteger(racine, QString("width"), &w) ||\
-		!attributeIsAnInteger(racine, QString("height"), &h) ||\
-		!attributeIsAnInteger(racine, QString("hotspot_x"), &hot_x) ||\
-		!attributeIsAnInteger(racine, QString("hotspot_y"), &hot_y) ||\
+		!QET::attributeIsAnInteger(racine, QString("width"), &w) ||\
+		!QET::attributeIsAnInteger(racine, QString("height"), &h) ||\
+		!QET::attributeIsAnInteger(racine, QString("hotspot_x"), &hot_x) ||\
+		!QET::attributeIsAnInteger(racine, QString("hotspot_y"), &hot_y) ||\
 		!validOrientationAttribute(racine)
 	) {
 		if (etat != NULL) *etat = 5;
@@ -78,6 +77,7 @@ CustomElement::CustomElement(QString &nom_fichier, QGraphicsItem *qgi, Diagram *
 	setSize(w, h);
 	setHotspot(QPoint(hot_x, hot_y));
 	setConnexionsInternesAcceptees(racine.attribute("ci") == "true");
+	
 	// la definition est supposee avoir des enfants
 	if (racine.firstChild().isNull()) {
 		if (etat != NULL) *etat = 6;
@@ -194,12 +194,20 @@ bool CustomElement::parseElement(QDomElement &e, QPainter &qp, Diagram *s) {
 	@return true si l'analyse reussit, false sinon
 */
 bool CustomElement::parseLine(QDomElement &e, QPainter &qp) {
+	//qDebug() << "parseLine sur " << (void *)(&dessin);
+// 	qDebug() << names.name() << (void *)(&dessin);
+// 	qp.end();
+// 	PartLine t;
+// 	t.fromXml(e);
+// 	t.renderToCustomElement(*this);
+// 	qp.begin(&dessin);
+	//return(true);
 	// verifie la presence et la validite des attributs obligatoires
 	double x1, y1, x2, y2;
-	if (!attributeIsAReal(e, QString("x1"), &x1)) return(false);
-	if (!attributeIsAReal(e, QString("y1"), &y1)) return(false);
-	if (!attributeIsAReal(e, QString("x2"), &x2)) return(false);
-	if (!attributeIsAReal(e, QString("y2"), &y2)) return(false);
+	if (!QET::attributeIsAReal(e, QString("x1"), &x1)) return(false);
+	if (!QET::attributeIsAReal(e, QString("y1"), &y1)) return(false);
+	if (!QET::attributeIsAReal(e, QString("x2"), &x2)) return(false);
+	if (!QET::attributeIsAReal(e, QString("y2"), &y2)) return(false);
 	qp.save();
 	setPainterStyle(e, qp);
 	qp.drawLine(QLineF(x1, y1, x2, y2));
@@ -223,9 +231,9 @@ bool CustomElement::parseLine(QDomElement &e, QPainter &qp) {
 bool CustomElement::parseCircle(QDomElement &e, QPainter &qp) {
 	// verifie la presence des attributs obligatoires
 	double cercle_x, cercle_y, cercle_r;
-	if (!attributeIsAReal(e, QString("x"),        &cercle_x)) return(false);
-	if (!attributeIsAReal(e, QString("y"),        &cercle_y)) return(false);
-	if (!attributeIsAReal(e, QString("diameter"), &cercle_r)) return(false);
+	if (!QET::attributeIsAReal(e, QString("x"),        &cercle_x)) return(false);
+	if (!QET::attributeIsAReal(e, QString("y"),        &cercle_y)) return(false);
+	if (!QET::attributeIsAReal(e, QString("diameter"), &cercle_r)) return(false);
 	qp.save();
 	setPainterStyle(e, qp);
 	qp.drawEllipse(QRectF(cercle_x, cercle_y, cercle_r, cercle_r));
@@ -250,10 +258,10 @@ bool CustomElement::parseCircle(QDomElement &e, QPainter &qp) {
 bool CustomElement::parseEllipse(QDomElement &e, QPainter &qp) {
 	// verifie la presence des attributs obligatoires
 	double ellipse_x, ellipse_y, ellipse_l, ellipse_h;
-	if (!attributeIsAReal(e, QString("x"),       &ellipse_x))  return(false);
-	if (!attributeIsAReal(e, QString("y"),       &ellipse_y))  return(false);
-	if (!attributeIsAReal(e, QString("width"), &ellipse_l))  return(false);
-	if (!attributeIsAReal(e, QString("height"), &ellipse_h))  return(false);
+	if (!QET::attributeIsAReal(e, QString("x"),       &ellipse_x))  return(false);
+	if (!QET::attributeIsAReal(e, QString("y"),       &ellipse_y))  return(false);
+	if (!QET::attributeIsAReal(e, QString("width"), &ellipse_l))  return(false);
+	if (!QET::attributeIsAReal(e, QString("height"), &ellipse_h))  return(false);
 	qp.save();
 	setPainterStyle(e, qp);
 	qp.drawEllipse(QRectF(ellipse_x, ellipse_y, ellipse_l, ellipse_h));
@@ -278,12 +286,12 @@ bool CustomElement::parseEllipse(QDomElement &e, QPainter &qp) {
 bool CustomElement::parseArc(QDomElement &e, QPainter &qp) {
 	// verifie la presence des attributs obligatoires
 	double arc_x, arc_y, arc_l, arc_h, arc_s, arc_a;
-	if (!attributeIsAReal(e, QString("x"),       &arc_x))  return(false);
-	if (!attributeIsAReal(e, QString("y"),       &arc_y))  return(false);
-	if (!attributeIsAReal(e, QString("width"),   &arc_l))  return(false);
-	if (!attributeIsAReal(e, QString("height"),  &arc_h))  return(false);
-	if (!attributeIsAReal(e, QString("start"),   &arc_s))  return(false);
-	if (!attributeIsAReal(e, QString("angle"),   &arc_a))  return(false);
+	if (!QET::attributeIsAReal(e, QString("x"),       &arc_x))  return(false);
+	if (!QET::attributeIsAReal(e, QString("y"),       &arc_y))  return(false);
+	if (!QET::attributeIsAReal(e, QString("width"),   &arc_l))  return(false);
+	if (!QET::attributeIsAReal(e, QString("height"),  &arc_h))  return(false);
+	if (!QET::attributeIsAReal(e, QString("start"),   &arc_s))  return(false);
+	if (!QET::attributeIsAReal(e, QString("angle"),   &arc_a))  return(false);
 	
 	qp.save();
 	setPainterStyle(e, qp);
@@ -306,7 +314,7 @@ bool CustomElement::parseArc(QDomElement &e, QPainter &qp) {
 bool CustomElement::parsePolygon(QDomElement &e, QPainter &qp) {
 	int i = 1;
 	while(true) {
-		if (attributeIsAReal(e, QString("x%1").arg(i)) && attributeIsAReal(e, QString("y%1").arg(i))) ++ i;
+		if (QET::attributeIsAReal(e, QString("x%1").arg(i)) && QET::attributeIsAReal(e, QString("y%1").arg(i))) ++ i;
 		else break;
 	}
 	if (i < 3) return(false);
@@ -338,9 +346,9 @@ bool CustomElement::parseText(QDomElement &e, QPainter &qp) {
 	qreal pos_x, pos_y;
 	int size;
 	if (
-		!attributeIsAReal(e, "x", &pos_x) ||\
-		!attributeIsAReal(e, "y", &pos_y) ||\
-		!attributeIsAnInteger(e, "size", &size) ||\
+		!QET::attributeIsAReal(e, "x", &pos_x) ||\
+		!QET::attributeIsAReal(e, "y", &pos_y) ||\
+		!QET::attributeIsAnInteger(e, "size", &size) ||\
 		!e.hasAttribute("text")
 	) return(false);
 	
@@ -368,9 +376,9 @@ bool CustomElement::parseInput(QDomElement &e, Diagram *s) {
 	qreal pos_x, pos_y;
 	int size;
 	if (
-		!attributeIsAReal(e, "x", &pos_x) ||\
-		!attributeIsAReal(e, "y", &pos_y) ||\
-		!attributeIsAnInteger(e, "size", &size)
+		!QET::attributeIsAReal(e, "x", &pos_x) ||\
+		!QET::attributeIsAReal(e, "y", &pos_y) ||\
+		!QET::attributeIsAnInteger(e, "size", &size)
 	) return(false);
 	
 	ElementTextItem *eti = new ElementTextItem(e.attribute("text"), this, s);
@@ -394,14 +402,14 @@ bool CustomElement::parseInput(QDomElement &e, Diagram *s) {
 bool CustomElement::parseTerminal(QDomElement &e, Diagram *s) {
 	// verifie la presence et la validite des attributs obligatoires
 	double terminalx, terminaly;
-	Terminal::Orientation terminalo;
-	if (!attributeIsAReal(e, QString("x"), &terminalx)) return(false);
-	if (!attributeIsAReal(e, QString("y"), &terminaly)) return(false);
+	QET::Orientation terminalo;
+	if (!QET::attributeIsAReal(e, QString("x"), &terminalx)) return(false);
+	if (!QET::attributeIsAReal(e, QString("y"), &terminaly)) return(false);
 	if (!e.hasAttribute("orientation")) return(false);
-	if (e.attribute("orientation") == "n") terminalo = Terminal::Nord;
-	else if (e.attribute("orientation") == "s") terminalo = Terminal::Sud;
-	else if (e.attribute("orientation") == "e") terminalo = Terminal::Est;
-	else if (e.attribute("orientation") == "w") terminalo = Terminal::Ouest;
+	if (e.attribute("orientation") == "n") terminalo = QET::North;
+	else if (e.attribute("orientation") == "s") terminalo = QET::South;
+	else if (e.attribute("orientation") == "e") terminalo = QET::East;
+	else if (e.attribute("orientation") == "w") terminalo = QET::West;
 	else return(false);
 	new Terminal(terminalx, terminaly, terminalo, this, s);
 	++ nb_terminals;
@@ -419,44 +427,6 @@ void CustomElement::setQPainterAntiAliasing(QPainter &qp, bool aa) {
 	qp.setRenderHint(QPainter::SmoothPixmapTransform, aa);
 }
 
-/**
-	Permet de savoir si l'attribut nom_attribut d'un element XML e est bien un
-	entier. Si oui, sa valeur est copiee dans entier.
-	@param e Element XML
-	@param nom_attribut Nom de l'attribut a analyser
-	@param entier Pointeur facultatif vers un entier
-	@return true si l'attribut est bien un entier, false sinon
-*/
-bool CustomElement::attributeIsAnInteger(QDomElement &e, QString nom_attribut, int *entier) {
-	// verifie la presence de l'attribut
-	if (!e.hasAttribute(nom_attribut)) return(false);
-	// verifie la validite de l'attribut
-	bool ok;
-	int tmp = e.attribute(nom_attribut).toInt(&ok);
-	if (!ok) return(false);
-	if (entier != NULL) *entier = tmp;
-	return(true);
-}
-
-/**
-	Permet de savoir si l'attribut nom_attribut d'un element XML e est bien un
-	reel. Si oui, sa valeur est copiee dans reel.
-	@param e Element XML
-	@param nom_attribut Nom de l'attribut a analyser
-	@param reel Pointeur facultatif vers un double
-	@return true si l'attribut est bien un reel, false sinon
-*/
-bool CustomElement::attributeIsAReal(QDomElement &e, QString nom_attribut, double *reel) {
-	// verifie la presence de l'attribut
-	if (!e.hasAttribute(nom_attribut)) return(false);
-	// verifie la validite de l'attribut
-	bool ok;
-	qreal tmp = e.attribute(nom_attribut).toDouble(&ok);
-	if (!ok) return(false);
-	if (reel != NULL) *reel = tmp;
-	return(true);
-}
-
 /**
 	Verifie si l'attribut "orientation" de l'element XML e correspond bien a la
 	syntaxe decrivant les orientations possibles pour un element.
@@ -477,30 +447,7 @@ bool CustomElement::attributeIsAReal(QDomElement &e, QString nom_attribut, doubl
 	@return true si l'attribut "orientation" est valide, false sinon
 */
 bool CustomElement::validOrientationAttribute(QDomElement &e) {
-	// verifie la presence de l'attribut orientation
-	if (!e.hasAttribute("orientation")) return(false);
-	QString t = e.attribute("orientation");
-	// verification syntaxique : 4 lettres, un d, que des y ou des n pour le reste
-	if (t.length() != 4) return(false);
-	int d_pos = -1;
-	for (int i = 0 ; i < 4 ; ++ i) {
-		QChar c = t.at(i);
-		if (c != 'd' && c != 'y' && c != 'n') return(false);
-		if (c == 'd') {
-			if (d_pos == -1) d_pos = i;
-			else return(false);
-		}
-	}
-	if (d_pos == -1) return(false);
-	
-	// orientation : 4 lettres = nord/est/sud/ouest avec d = default, y = yes et n = no
-	ori_n = (t.at(0) == 'd' || t.at(0) == 'y');
-	ori_e = (t.at(1) == 'd' || t.at(1) == 'y');
-	ori_s = (t.at(2) == 'd' || t.at(2) == 'y');
-	ori_w = (t.at(3) == 'd' || t.at(3) == 'y');
-	ori_d = (Terminal::Orientation)d_pos;
-	ori = ori_d;
-	return(true);
+	return(ori.fromString(e.attribute("orientation")));
 }
 
 /**
diff --git a/customelement.h b/customelement.h
index be1fd2163..789c7eed5 100644
--- a/customelement.h
+++ b/customelement.h
@@ -3,6 +3,9 @@
 #include "fixedelement.h"
 #include <QtGui>
 #include "nameslist.h"
+class CustomElementPart;
+// #include "customelementpart.h"
+// #include "cep_line.h"
 /**
 	Cette classe represente un element electrique. Elle est utilisable
 	comme un element fixe. La difference est que l'element perso lit
@@ -15,6 +18,8 @@ class CustomElement : public FixedElement {
 	CustomElement(QString &, QGraphicsItem * = 0, Diagram * = 0, int * = NULL);
 	virtual ~CustomElement();
 	
+	friend class CustomElementPart;
+	
 	private:
 	CustomElement(const CustomElement &);
 	
@@ -47,8 +52,6 @@ class CustomElement : public FixedElement {
 	bool parseInput(QDomElement &, Diagram *);
 	bool parseTerminal(QDomElement &, Diagram *);
 	void setQPainterAntiAliasing(QPainter &, bool);
-	bool attributeIsAnInteger(QDomElement &, QString, int * = NULL);
-	bool attributeIsAReal(QDomElement &, QString, double * = NULL);
 	bool validOrientationAttribute(QDomElement &);
 	void setPainterStyle(QDomElement &, QPainter &);
 };
diff --git a/diagramview.cpp b/diagramview.cpp
index 695a621d8..732aafd72 100644
--- a/diagramview.cpp
+++ b/diagramview.cpp
@@ -153,7 +153,7 @@ void DiagramView::pivoter() {
 	if (scene -> selectedItems().isEmpty()) return;
 	foreach (QGraphicsItem *item, scene -> selectedItems()) {
 		if (Element *elt = qgraphicsitem_cast<Element *>(item)) {
-			elt -> setOrientation(elt -> nextAcceptableOrientation());
+			elt -> setOrientation(elt -> orientation().next());
 			elt -> update();
 		}
 	}
diff --git a/editor/circleeditor.cpp b/editor/circleeditor.cpp
new file mode 100644
index 000000000..fc5d0045b
--- /dev/null
+++ b/editor/circleeditor.cpp
@@ -0,0 +1,56 @@
+#include "circleeditor.h"
+#include "partcircle.h"
+
+CircleEditor::CircleEditor(PartCircle *circle, QWidget *parent) : QWidget(parent) {
+	
+	part = circle;
+	
+	x = new QLineEdit();
+	y = new QLineEdit();
+	r = new QLineEdit();
+	
+// 	QDoubleValidator *format = new QDoubleValidator(-1000.0, -1000.0, 4, this);
+// 	x -> setValidator(new QDoubleValidator(-1000.0, 1000.0, 4, this));
+// 	y -> setValidator(new QDoubleValidator(-1000.0, 1000.0, 4, this));
+// 	h -> setValidator(new QDoubleValidator(0.0, 1000.0, 4, this));
+	
+	
+	QGridLayout *grid = new QGridLayout(this);
+	grid -> addWidget(new QLabel(tr("Centre : ")),       0, 0);
+	grid -> addWidget(new QLabel("x"),                   1, 0);
+	grid -> addWidget(x,                                 1, 1);
+	grid -> addWidget(new QLabel("y"),                   1, 2);
+	grid -> addWidget(y,                                 1, 3);
+	grid -> addWidget(new QLabel(tr("Diam\350tre : ")),  2, 0);
+	grid -> addWidget(r,                                 2, 1);
+	
+	updateForm();
+	
+	connect(x, SIGNAL(editingFinished()), this, SLOT(updateCircle()));
+	connect(y, SIGNAL(editingFinished()), this, SLOT(updateCircle()));
+	connect(r, SIGNAL(editingFinished()), this, SLOT(updateCircle()));
+}
+
+CircleEditor::~CircleEditor() {
+	qDebug() << "~CircleEditor()";
+}
+
+void CircleEditor::updateCircle() {
+	qreal _x = x -> text().toDouble();
+	qreal _y = y -> text().toDouble();
+	qreal _d = r -> text().toDouble();
+	part -> setRect(
+		QRectF(
+			part -> mapFromScene(QPointF(_x - _d / 2.0, _y - _d / 2.0)),
+			QSizeF(_d, _d)
+		)
+	);
+}
+
+void CircleEditor::updateForm() {
+	qreal _d = part -> rect().width();
+	QPointF top_left(part -> sceneTopLeft());
+	x -> setText(QString("%1").arg(top_left.x() + _d / 2.0));
+	y -> setText(QString("%1").arg(top_left.y() + _d / 2.0));
+	r -> setText(QString("%1").arg(_d));
+}
diff --git a/editor/circleeditor.h b/editor/circleeditor.h
new file mode 100644
index 000000000..12a795361
--- /dev/null
+++ b/editor/circleeditor.h
@@ -0,0 +1,29 @@
+#ifndef CIRCLE_EDITOR_H
+#define CIRCLE_EDITOR_H
+#include <QtGui>
+class PartCircle;
+/**
+	Cette classe represente un editeur de cercle.
+	Elle permet d'editer a travers une interface graphique les
+	proprietes d'une cercle composant le dessin d'un element.
+*/
+class CircleEditor : public QWidget {
+	Q_OBJECT
+	// Constructeurs, destructeur
+	public:
+	CircleEditor(PartCircle *, QWidget * = 0);
+	virtual ~CircleEditor();
+	private:
+	CircleEditor(const CircleEditor &);
+	
+	// attributs
+	private:
+	PartCircle *part;
+	QLineEdit *x, *y, *r;
+	
+	// methodes
+	public slots:
+	void updateCircle();
+	void updateForm();
+};
+#endif
diff --git a/editor/customelementeditor.cpp b/editor/customelementeditor.cpp
new file mode 100644
index 000000000..19fc50beb
--- /dev/null
+++ b/editor/customelementeditor.cpp
@@ -0,0 +1,447 @@
+#include "customelementeditor.h"
+#include "editorscene.h"
+#include "customelementpart.h"
+#include "newelementwizard.h"
+#include "qetapp.h"
+
+CustomElementEditor::CustomElementEditor(QWidget *parent) :
+	QMainWindow(parent),
+	read_only(false),
+	min_title(tr("QElectroTech - \311diteur d'\351l\351ment")),
+	_filename(QString())
+{
+	setMinimumWidth(700);
+	setMinimumHeight(450);
+	setWindowTitle(min_title);
+	setWindowIcon(QIcon(":/ico/qet.png"));
+	
+	setupInterface();
+	setupActions();
+	setupMenus();
+}
+
+CustomElementEditor::~CustomElementEditor() {
+	qDebug() << "~CustomElementEditor()";
+	// recupere le layout
+// 	QLayout *layout = tools_dock -> widget() -> layout();
+// 	
+// 	// enleve les widgets deja presents
+// 	QLayoutItem *qli;
+// 	while ((qli = layout -> takeAt(0)) != 0) {
+// 		if (qli -> widget()) {
+// 			layout -> removeWidget(qli -> widget());
+// 			qli -> widget() -> setParent(0);
+// 		}
+// 	}
+	
+	
+}
+
+void CustomElementEditor::setupActions() {
+	new_element   = new QAction(QIcon(":/ico/new.png"),          tr("&Nouveau"),                    this);
+	open          = new QAction(QIcon(":/ico/open.png"),         tr("&Ouvrir"),                     this);
+	save          = new QAction(QIcon(":/ico/save.png"),         tr("&Enregistrer"),                this);
+	save_as       = new QAction(QIcon(":/ico/saveas.png"),       tr("Enregistrer sous"),            this);
+	quit          = new QAction(QIcon(":/ico/exit.png"),         tr("&Quitter"),                    this);
+	selectall     = new QAction(                                 tr("Tout s\351lectionner"),        this);
+	deselectall   = new QAction(                                 tr("D\351s\351lectionner tout"),   this);
+	inv_select    = new QAction(                                 tr("Inverser la s\351lection"),    this);
+	edit_delete   = new QAction(QIcon(":/ico/delete.png"),       tr("&Supprimer"),                  this);
+	edit_size     = new QAction(                                 tr("Modifier la taille"),          this);
+	edit_hotspot  = new QAction(                                 tr("Modifier le point de saisie"), this);
+	edit_names    = new QAction(                                 tr("\311diter les noms"),          this);
+	edit_ori      = new QAction(QIcon(":/ico/orientations.png"), tr("\311diter les orientations"),  this);
+	move          = new QAction(QIcon(":/ico/select.png"),       tr("D\351placer un objet"),        this);
+	add_line      = new QAction(QIcon(":/ico/line.png"),         tr("Ajouter une ligne"),           this);
+	add_ellipse   = new QAction(QIcon(":/ico/ellipse.png"),      tr("Ajouter une ellipse"),         this);
+	add_circle    = new QAction(QIcon(":/ico/circle.png"),       tr("Ajouter un cercle"),           this);
+	add_polygon   = new QAction(QIcon(":/ico/polygon.png"),      tr("Ajouter un polygone"),         this);
+	add_text      = new QAction(QIcon(":/ico/text.png"),         tr("Ajouter du texte"),            this);
+	add_arc       = new QAction(QIcon(":/ico/arc.png"),          tr("Ajouter un arc de cercle"),    this);
+	add_terminal  = new QAction(QIcon(":/ico/terminal.png"),     tr("Ajouter une borne"),           this);
+	add_textfield = new QAction(QIcon(":/ico/textfield.png"),    tr("Ajouter un champ de texte"),   this);
+	
+	edit_delete  -> setEnabled(false);
+	edit_size    -> setEnabled(false);
+	edit_hotspot -> setEnabled(false);
+	
+	selectall         -> setShortcut(QKeySequence::SelectAll);
+	deselectall       -> setShortcut(QKeySequence(tr("Ctrl+Shift+A")));
+	inv_select        -> setShortcut(QKeySequence(tr("Ctrl+I")));
+	edit_delete       -> setShortcut(QKeySequence(tr("Ctrl+Suppr")));
+	
+	connect(new_element,   SIGNAL(triggered()), this,     SLOT(slot_new()));
+	connect(open,          SIGNAL(triggered()), this,     SLOT(slot_open()));
+	connect(save,          SIGNAL(triggered()), this,     SLOT(slot_save()));
+	connect(save_as,       SIGNAL(triggered()), this,     SLOT(slot_saveAs()));
+	connect(quit,          SIGNAL(triggered()), this,     SLOT(slot_quit()));
+	connect(selectall,     SIGNAL(triggered()), ce_scene, SLOT(slot_selectAll()));
+	connect(deselectall,   SIGNAL(triggered()), ce_scene, SLOT(slot_deselectAll()));
+	connect(inv_select,    SIGNAL(triggered()), ce_scene, SLOT(slot_invertSelection()));
+	connect(edit_delete,   SIGNAL(triggered()), ce_scene, SLOT(slot_delete()));
+	connect(edit_size,     SIGNAL(triggered()), ce_scene, SLOT(slot_editSize()));
+	connect(edit_hotspot,  SIGNAL(triggered()), ce_scene, SLOT(slot_editHotSpot()));
+	connect(edit_names,    SIGNAL(triggered()), ce_scene, SLOT(slot_editNames()));
+	connect(edit_ori,      SIGNAL(triggered()), ce_scene, SLOT(slot_editOrientations()));
+	connect(move,          SIGNAL(triggered()), ce_scene, SLOT(slot_move()));
+	connect(add_line,      SIGNAL(triggered()), ce_scene, SLOT(slot_addLine()));
+	connect(add_ellipse,   SIGNAL(triggered()), ce_scene, SLOT(slot_addEllipse()));
+	connect(add_circle,    SIGNAL(triggered()), ce_scene, SLOT(slot_addCircle()));
+	connect(add_polygon,   SIGNAL(triggered()), ce_scene, SLOT(slot_addPolygon()));
+	connect(add_text,      SIGNAL(triggered()), ce_scene, SLOT(slot_addText()));
+	connect(add_arc,       SIGNAL(triggered()), ce_scene, SLOT(slot_addArc()));
+	connect(add_terminal,  SIGNAL(triggered()), ce_scene, SLOT(slot_addTerminal()));
+	connect(add_textfield, SIGNAL(triggered()), ce_scene, SLOT(slot_addTextField()));
+	
+	connect(move,          SIGNAL(triggered()), this, SLOT(slot_setRubberBandToView()));
+	connect(add_line,      SIGNAL(triggered()), this, SLOT(slot_setNoDragToView()));
+	connect(add_ellipse,   SIGNAL(triggered()), this, SLOT(slot_setNoDragToView()));
+	connect(add_circle,    SIGNAL(triggered()), this, SLOT(slot_setNoDragToView()));
+	connect(add_polygon,   SIGNAL(triggered()), this, SLOT(slot_setNoDragToView()));
+	connect(add_text,      SIGNAL(triggered()), this, SLOT(slot_setNoDragToView()));
+	connect(add_arc,       SIGNAL(triggered()), this, SLOT(slot_setNoDragToView()));
+	connect(add_terminal,  SIGNAL(triggered()), this, SLOT(slot_setNoDragToView()));
+	connect(add_textfield, SIGNAL(triggered()), this, SLOT(slot_setNoDragToView()));
+	
+	connect(ce_scene,      SIGNAL(needNormalMode()), this, SLOT(slot_setNormalMode()));
+	
+	move          -> setCheckable(true);
+	add_line      -> setCheckable(true);
+	add_ellipse   -> setCheckable(true);
+	add_circle    -> setCheckable(true);
+	add_polygon   -> setCheckable(true);
+	add_text      -> setCheckable(true);
+	add_arc       -> setCheckable(true);
+	add_terminal  -> setCheckable(true);
+	add_textfield -> setCheckable(true);
+	
+	parts = new QActionGroup(this);
+	parts -> addAction(move);
+	parts -> addAction(add_line);
+	parts -> addAction(add_ellipse);
+	parts -> addAction(add_circle);
+	parts -> addAction(add_polygon);
+	parts -> addAction(add_text);
+	parts -> addAction(add_arc);
+	parts -> addAction(add_textfield);
+	parts -> addAction(add_terminal);
+	parts -> setExclusive(true);
+	
+	parts_toolbar = new QToolBar(tr("Parties"), this);
+	foreach (QAction *action, parts -> actions()) parts_toolbar -> addAction(action);
+	move -> setChecked(true);
+	parts_toolbar -> setAllowedAreas(Qt::LeftToolBarArea | Qt::RightToolBarArea);
+	
+	QAction *xml_preview = new QAction(QIcon(":/ico/info.png"), tr("XML"), this);
+	connect(xml_preview, SIGNAL(triggered()), this, SLOT(xmlPreview()));
+	parts_toolbar -> addAction(xml_preview);
+	
+	addToolBar(Qt::LeftToolBarArea, parts_toolbar);
+	
+	connect(ce_scene, SIGNAL(selectionChanged()), this, SLOT(slot_updateInformations()));
+	connect(ce_scene, SIGNAL(selectionChanged()), this, SLOT(slot_updateMenus()));
+}
+
+void CustomElementEditor::setupMenus() {
+	file_menu    = new QMenu(tr("Fichier"));
+	edit_menu    = new QMenu(tr("\311dition"));
+	display_menu = new QMenu(tr("Affichage"));
+	tools_menu   = new QMenu(tr("Outils"));
+	help_menu    = new QMenu(tr("Aide"));
+	
+	file_menu    -> setTearOffEnabled(true);
+	edit_menu    -> setTearOffEnabled(true);
+	display_menu -> setTearOffEnabled(true);
+	tools_menu   -> setTearOffEnabled(true);
+	help_menu    -> setTearOffEnabled(true);
+	
+	file_menu    -> addAction(new_element);
+	file_menu    -> addAction(open);
+	file_menu    -> addAction(save);
+	file_menu    -> addAction(save_as);
+	file_menu    -> addSeparator();
+	file_menu    -> addAction(quit);
+	
+	edit_menu -> addAction(selectall);
+	edit_menu -> addAction(deselectall);
+	edit_menu -> addAction(inv_select);
+	edit_menu -> addSeparator();
+	edit_menu -> addAction(edit_delete);
+	edit_menu -> addSeparator();
+	edit_menu -> addAction(edit_names);
+	edit_menu -> addAction(edit_size);
+	edit_menu -> addAction(edit_hotspot);
+	edit_menu -> addAction(edit_ori);
+	
+	menuBar() -> addMenu(file_menu);
+	menuBar() -> addMenu(edit_menu);
+	menuBar() -> addMenu(display_menu);
+	menuBar() -> addMenu(tools_menu);
+	menuBar() -> addMenu(help_menu);
+}
+
+void CustomElementEditor::slot_updateMenus() {
+	edit_delete -> setEnabled(!ce_scene -> selectedItems().isEmpty());
+}
+
+void CustomElementEditor::setupInterface() {
+	// editeur
+	ce_scene = new EditorScene(this);
+	ce_scene -> slot_move();
+	ce_view = new QGraphicsView(ce_scene, this);
+	ce_view -> setInteractive(true);
+	ce_view -> setAlignment(Qt::AlignHCenter | Qt::AlignVCenter);
+	//ce_view -> setTransformationAnchor(QGraphicsView::AnchorUnderMouse);
+	ce_view -> setResizeAnchor(QGraphicsView::AnchorUnderMouse);
+	//ce_view -> setSceneRect(QRectF(0.0, 0.0, 50.0, 200.0));
+	ce_view -> scale(4.0, 4.0);
+	slot_setRubberBandToView();
+	setCentralWidget(ce_view);
+	
+	// widget par defaut dans le QDockWidget
+	default_informations = new QLabel();
+	
+	// panel sur le cote
+	tools_dock = new QDockWidget(tr("Informations"), this);
+	tools_dock -> setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
+	tools_dock -> setFeatures(QDockWidget::AllDockWidgetFeatures);
+	tools_dock -> setMinimumWidth(285);
+	addDockWidget(Qt::RightDockWidgetArea, tools_dock);
+	QWidget *info_widget = new QWidget();
+	info_widget -> setLayout(new QVBoxLayout(info_widget));
+	tools_dock -> setWidget(info_widget);
+	slot_updateInformations();
+	
+	// barre d'etat
+	statusBar() -> showMessage(tr("\311diteur d'\351l\351ments"));
+}
+
+void CustomElementEditor::slot_setRubberBandToView() {
+	ce_view -> setDragMode(QGraphicsView::RubberBandDrag);
+}
+
+void CustomElementEditor::slot_setNoDragToView() {
+	ce_view -> setDragMode(QGraphicsView::NoDrag);
+}
+
+void CustomElementEditor::slot_setNormalMode() {
+	if (!move -> isChecked()) move -> setChecked(true);
+	ce_view -> setDragMode(QGraphicsView::RubberBandDrag);
+	ce_scene -> slot_move();
+}
+
+void CustomElementEditor::slot_updateInformations() {
+	QList<QGraphicsItem *> selected_qgis = ce_scene -> selectedItems();
+	QList<CustomElementPart *> selected_parts;
+	foreach(QGraphicsItem *qgi, selected_qgis) {
+		if (CustomElementPart *cep = dynamic_cast<CustomElementPart *>(qgi)) {
+			selected_parts.append(cep);
+		}
+	}
+	
+	// recupere le layout
+	QLayout *layout = tools_dock -> widget() -> layout();
+	
+	// enleve les widgets deja presents
+	QLayoutItem *qli;
+	while ((qli = layout -> takeAt(0)) != 0) {
+		if (qli -> widget()) {
+			layout -> removeWidget(qli -> widget());
+			qli -> widget() -> setParent(0);
+		}
+	}
+	if (selected_parts.size() == 1) {
+		// recupere le premier CustomElementPart et en ajoute le widget d'edition
+		layout -> addWidget(selected_parts.first() -> elementInformations());
+	} else {
+		default_informations -> setText(
+			selected_parts.size() ?
+			QString("%1").arg(selected_parts.size()) + tr(" parties s\351lectionn\351es.") :
+			tr("Aucune partie s\351lectionn\351e.")
+		);
+		layout -> addWidget(default_informations);
+	}
+}
+
+void CustomElementEditor::xmlPreview() {
+	QMessageBox::information(
+		this,
+		"Export XML",
+		ce_scene -> toXml().toString(4)
+	);
+}
+
+void CustomElementEditor::fromFile(const QString &filepath) {
+	bool state = true;
+	QString error_message;
+	
+	// le fichier doit exister
+	QFileInfo infos_file(filepath);
+	if (!infos_file.exists() || !infos_file.isFile()) {
+		state = false;
+		error_message = tr("Le fichier ") + filepath + tr(" n'existe pas.");
+	}
+	
+	// le fichier doit etre lisible
+	QFile file(filepath);
+	if (state) {
+		if (!file.open(QIODevice::ReadOnly)) {
+			state = false;
+			error_message = tr("Impossible d'ouvrir le fichier ") + filepath + ".";
+		}
+	}
+	
+	// le fichier doit etre un document XML
+	QDomDocument document_xml;
+	if (state) {
+		if (!document_xml.setContent(&file)) {
+			state = false;
+			error_message = tr("Ce fichier n'est pas un document XML valide");
+		}
+		file.close();
+	}
+	
+	if (!state) {
+		QMessageBox::critical(this, tr("Erreur"), error_message);
+		return;
+	}
+	
+	// chargement de l'element
+	ce_scene -> fromXml(document_xml);
+	
+	// gestion de la lecture seule
+	if (!infos_file.isWritable()) {
+		QMessageBox::warning(
+			this,
+			tr("\311dition en lecture seule"),
+			tr("Vous n'avez pas les privil\350ges n\351cessaires pour modifier cet \351lement. Il sera donc ouvert en lecture seule.")
+		);
+		setReadOnly(true);
+	}
+	
+	// memorise le fichier
+	_filename = filepath;
+	
+	// modifie le titre de la fenetre
+	QString new_title = min_title + " - " + ce_scene -> names().name();
+	if (isReadOnly()) new_title += tr(" [lecture seule]");
+	setWindowTitle(new_title);
+}
+
+bool CustomElementEditor::toFile(const QString &fn) {
+	QFile file(fn);
+	if (!file.open(QIODevice::WriteOnly | QIODevice::Text)) {
+		QMessageBox::warning(this, tr("Erreur"), tr("Impossible d'ecrire dans ce fichier"));
+		return(false);
+	}
+	QTextStream out(&file);
+	out.setCodec("UTF-8");
+	out << ce_scene -> toXml().toString(4);
+	file.close();
+	return(true);
+}
+
+/**
+	specifie si l'editeur d'element doit etre en mode lecture seule
+	@param ro true pour activer le mode lecture seule, false pour le desactiver
+*/
+void CustomElementEditor::setReadOnly(bool ro) {
+	read_only = ro;
+	// active / desactive les actions
+	foreach (QAction *action, parts -> actions()) action -> setEnabled(!ro);
+	
+	// active / desactive les interactions avec la scene
+	ce_view -> setInteractive(!ro);
+	
+	// active / desactive l'edition de la taille, du hotspot, des noms et des orientations
+	edit_size    -> setEnabled(!ro);
+	edit_hotspot -> setEnabled(!ro);
+	edit_names   -> setEnabled(!ro);
+	edit_ori     -> setEnabled(!ro);
+}
+
+/**
+	@return true si l'editeur d'element est en mode lecture seule
+*/
+bool CustomElementEditor::isReadOnly() const {
+	return(read_only);
+}
+
+void CustomElementEditor::slot_new() {
+	NewElementWizard new_element_wizard;
+	new_element_wizard.exec();
+}
+
+void CustomElementEditor::slot_open() {
+	// demande un nom de fichier a ouvrir a l'utilisateur
+	QString user_filename = QFileDialog::getOpenFileName(
+		this,
+		tr("Ouvrir un fichier"),
+		QETApp::customElementsDir(),
+		tr("\311l\351ments QElectroTech (*.elmt);;Fichiers XML (*.xml);;Tous les fichiers (*)")
+	);
+	if (user_filename == "") return;
+	CustomElementEditor *cee = new CustomElementEditor();
+	cee -> fromFile(user_filename);
+	cee -> show();
+}
+
+bool CustomElementEditor::slot_save() {
+	// si on ne connait pas le nom du fichier en cours, enregistrer revient a enregistrer sous
+	if (_filename == QString()) return(slot_saveAs());
+	// sinon on enregistre dans le nom de fichier connu
+	return(toFile(_filename));
+}
+
+bool CustomElementEditor::slot_saveAs() {
+	// demande un nom de fichier a l'utilisateur pour enregistrer l'element
+	QString fn = QFileDialog::getSaveFileName(
+		this,
+		tr("Enregistrer sous"),
+		QETApp::customElementsDir(),
+		tr("\311l\351ments QElectroTech (*.elmt)")
+	);
+	// si aucun nom n'est entre, renvoie faux.
+	if (fn == "") return(false);
+	// si le nom ne se termine pas par l'extension .elmt, celle-ci est ajoutee
+	if (!fn.endsWith(".elmt", Qt::CaseInsensitive)) fn += ".elmt";
+	// tente d'enregistrer le fichier
+	bool result_save = toFile(fn);
+	// si l'enregistrement reussit, le nom du fichier est conserve
+	if (result_save) setFileName(fn);
+	// retourne un booleen representatif de la reussite de l'enregistrement
+	return(result_save);
+}
+
+void CustomElementEditor::slot_quit(QCloseEvent *event) {
+	if (close()) {
+		if (event != NULL) event -> accept();
+		delete(this);
+	} else if (event != NULL) event -> ignore();
+}
+
+bool CustomElementEditor::close() {
+	// demande d'abord a l'utilisateur s'il veut enregistrer l'element en cours
+	QMessageBox::StandardButton answer = QMessageBox::question(
+		this,
+		tr("Enregistrer l'\351l\351ment en cours ?"),
+		tr("Voulez-vous enregistrer l'\351l\351ment ") + ce_scene -> names().name() + tr(" ?"),
+		QMessageBox::Yes|QMessageBox::No|QMessageBox::Cancel,
+		QMessageBox::Cancel
+	);
+	bool result;
+	switch(answer) {
+		case QMessageBox::Cancel: result = false;         break; // l'utilisateur annule : echec de la fermeture
+		case QMessageBox::Yes:    result = slot_save();   break; // l'utilisateur dit oui : la reussite depend de l'enregistrement
+		default:                  result = true;                 // l'utilisateur dit non ou ferme le dialogue: c'est reussi
+	}
+	return(result);
+}
+
+/**
+	Permet de quitter l'editeur lors de la fermeture de la fenetre principale
+	@param qce Le QCloseEvent correspondant a l'evenement de fermeture
+*/
+void CustomElementEditor::closeEvent(QCloseEvent *qce) {
+	slot_quit(qce);
+}
diff --git a/editor/customelementeditor.h b/editor/customelementeditor.h
new file mode 100644
index 000000000..30d871dd2
--- /dev/null
+++ b/editor/customelementeditor.h
@@ -0,0 +1,128 @@
+#ifndef CUSTOM_ELEMENT_EDITOR_H
+#define CUSTOM_ELEMENT_EDITOR_H
+#include <QtGui>
+#include "editorscene.h"
+#include "orientationset.h"
+class CustomElementEditor : public QMainWindow {
+	Q_OBJECT
+	
+	// constructeur, destructeur
+	public:
+	CustomElementEditor(QWidget * = 0);
+	virtual ~CustomElementEditor();
+	private:
+	CustomElementEditor(const CustomElementEditor &);
+	
+	// attributs
+	private:
+	/// booleen indiquant si l'editeur est en mode "lecture seule" ou non
+	bool read_only;
+	/// menus
+	QMenu *file_menu, *edit_menu, *display_menu, *tools_menu, *help_menu;
+	/// vue sur la scene d'edition
+	QGraphicsView *ce_view;
+	/// scene d'edition
+	EditorScene *ce_scene;
+	/// container pour les widgets d'edition des parties
+	QDockWidget *tools_dock;
+	/// actions du menu fichier
+	QAction *new_element, *open, *save, *save_as, *quit;
+	/// actions du menu edition
+	QAction *selectall, *deselectall, *inv_select;
+	QAction *edit_delete, *edit_size, *edit_hotspot, *edit_names, *edit_ori;
+	/// barre d'outils
+	QToolBar *parts_toolbar;
+	/// actions de la barre d'outils
+	QActionGroup *parts;
+	QAction *move, *add_line, *add_circle, *add_ellipse, *add_polygon, *add_text;
+	QAction *add_arc, *add_terminal, *add_textfield;
+	/// label affiche lors de la selection de plusieurs elements
+	QLabel *default_informations;
+	/// titre minimal
+	QString min_title;
+	/// Nom de fichier
+	QString _filename;
+	
+	// methodes
+	public:
+	void setSize(const QSize &);
+	QSize size() const;
+	void setHotspot(const QPoint &);
+	QPoint hotspot() const;
+	void setNames(const NamesList &);
+	void setOrientations(const OrientationSet &orientation_set);
+	OrientationSet orientations() const;
+	void setFileName(const QString &);
+	QString fileName() const;
+	void setReadOnly(bool);
+	bool isReadOnly() const;
+	void fromFile(const QString &);
+	bool toFile(const QString &);
+	
+	protected:
+	void closeEvent(QCloseEvent *);
+	
+	private:
+	void setupActions();
+	void setupMenus();
+	void setupInterface();
+	bool close();
+	
+	public slots:
+	void slot_new();
+	void slot_open();
+	bool slot_save();
+	bool slot_saveAs();
+	void slot_quit(QCloseEvent * = NULL);
+	void slot_setRubberBandToView();
+	void slot_setNoDragToView();
+	void slot_setNormalMode();
+	void slot_updateInformations();
+	void slot_updateMenus();
+	void xmlPreview();
+};
+
+inline void CustomElementEditor::setSize(const QSize &siz) {
+	ce_scene -> setWidth(siz.width());
+	ce_scene -> setHeight(siz.height());
+}
+
+inline QSize CustomElementEditor::size() const {
+	return(
+		QSize(
+			ce_scene -> width(),
+			ce_scene -> height()
+		)
+	);
+}
+
+inline void CustomElementEditor::setHotspot(const QPoint &hs) {
+	ce_scene -> setHotspot(hs);
+}
+
+inline QPoint CustomElementEditor::hotspot() const {
+	return(ce_scene -> hotspot());
+}
+
+inline void CustomElementEditor::setNames(const NamesList &nameslist) {
+	ce_scene -> setNames(nameslist);
+}
+
+inline void CustomElementEditor::setOrientations(const OrientationSet &orientation_set) {
+	ce_scene -> setOrientations(orientation_set);
+}
+
+inline OrientationSet CustomElementEditor::orientations() const {
+	return(ce_scene -> orientations());
+}
+
+inline void CustomElementEditor::setFileName(const QString &fn) {
+	setWindowTitle(min_title + " - " + fn);
+	_filename = fn;
+}
+
+inline QString CustomElementEditor::fileName() const {
+	return(_filename);
+}
+
+#endif
diff --git a/editor/customelementgraphicpart.cpp b/editor/customelementgraphicpart.cpp
new file mode 100644
index 000000000..411536f75
--- /dev/null
+++ b/editor/customelementgraphicpart.cpp
@@ -0,0 +1,133 @@
+#include "customelementgraphicpart.h"
+
+/**
+	Ecrit les attributs de style dans un element XML
+	@param qde L'element XML a modifier
+	
+*/
+void CustomElementGraphicPart::stylesToXml(QDomElement &qde) const {
+	QString css_like_styles;
+	
+	css_like_styles += "line-style:";
+	if      (_linestyle == DashedStyle) css_like_styles += "dashed";
+	else if (_linestyle == NormalStyle) css_like_styles += "normal";
+	
+	css_like_styles += ";line-weight:";
+	if      (_lineweight == NoneWeight)   css_like_styles += "none";
+	else if (_lineweight == ThinWeight)   css_like_styles += "thin";
+	else if (_lineweight == NormalWeight) css_like_styles += "normal";
+	
+	css_like_styles += ";filling:";
+	if      (_filling == NoneFilling)  css_like_styles += "none";
+	else if (_filling == BlackFilling) css_like_styles += "black";
+	else if (_filling == WhiteFilling) css_like_styles += "white";
+	
+	css_like_styles += ";color:";
+	if      (_color == WhiteColor) css_like_styles += "white";
+	else if (_color == BlackColor) css_like_styles += "black";
+	
+	qde.setAttribute("style", css_like_styles);
+	qde.setAttribute("antialias", _antialiased ? "true" : "false");
+}
+
+/**
+	Lit les attributs de style depuis un element XML
+	@param qde L'element XML a analyser
+*/
+void CustomElementGraphicPart::stylesFromXml(const QDomElement &qde) {
+	resetStyles();
+	
+	// recupere la liste des couples style / valeur
+	QStringList styles = qde.attribute("style").split(";", QString::SkipEmptyParts);
+	
+	// analyse chaque couple
+	QRegExp rx("^\\s*([a-z-]+)\\s*:\\s*([a-z-]+)\\s*$");
+	foreach (QString style, styles) {
+		if (!rx.exactMatch(style)) continue;
+		QString style_name = rx.cap(1);
+		QString style_value = rx.cap(2);
+		if (style_name == "line-style") {
+			if      (style_value == "dashed") _linestyle = DashedStyle;
+			else if (style_value == "normal") _linestyle = NormalStyle;
+			// il n'y a pas de else car les valeurs non conformes sont ignorees (idem par la suite)
+		} else if (style_name == "line-weight") {
+			if      (style_value == "thin")   _lineweight = ThinWeight;
+			else if (style_value == "normal") _lineweight = NormalWeight;
+			else if (style_value == "none")   _lineweight = NoneWeight;
+		} else if (style_name == "filling") {
+			if      (style_value == "white") _filling = WhiteFilling;
+			else if (style_value == "black") _filling = BlackFilling;
+			else if (style_value == "none")  _filling = NoneFilling;
+		} else if (style_name == "color") {
+			if      (style_value == "black") _color = BlackColor;
+			else if (style_value == "white") _color = WhiteColor;
+		}
+	}
+	
+	// recupere l'antialiasing
+	_antialiased = qde.attribute("antialias") == "true";
+	
+	// met a jour l'editeur de style
+	style_editor -> updateForm();
+}
+
+/**
+	Remet les styles par defaut
+*/
+void CustomElementGraphicPart::resetStyles() {
+	_linestyle = NormalStyle;
+	_lineweight = NormalWeight;
+	_filling = NoneFilling;
+	_color = BlackColor;
+	_antialiased = false;
+}
+
+/**
+	Applique les styles a un Qpainter
+	@param painter QPainter a modifier
+*/
+void CustomElementGraphicPart::applyStylesToQPainter(QPainter &painter) const {
+	// recupere le QPen et la QBrush du QPainter
+	QPen pen = painter.pen();
+	QBrush brush = painter.brush();
+	
+	// applique le style de trait
+	if      (_linestyle == DashedStyle) pen.setStyle(Qt::DashLine);
+	else if (_linestyle == NormalStyle) pen.setStyle(Qt::SolidLine);
+	
+	// applique l'epaisseur de trait
+	if      (_lineweight == NoneWeight)   pen.setColor(QColor(0, 0, 0, 0));
+	else if (_lineweight == ThinWeight)   pen.setWidth(0);
+	else if (_lineweight == NormalWeight) pen.setWidthF(1.0);
+	
+	// applique le remplissage
+	if (_filling == NoneFilling) {
+		brush.setStyle(Qt::NoBrush);
+	} else if (_filling == BlackFilling) {
+		brush.setStyle(Qt::SolidPattern);
+		brush.setColor(Qt::black);
+	} else if (_filling == WhiteFilling) {
+		brush.setStyle(Qt::SolidPattern);
+		brush.setColor(Qt::white);
+	}
+	
+	// applique la couleur de trait
+	if      (_color == WhiteColor) pen.setColor(QColor(255, 255, 255, pen.color().alpha()));
+	else if (_color == BlackColor) pen.setColor(QColor(  0,   0,   0, pen.color().alpha()));
+	
+	
+	// applique l'antialiasing
+	painter.setRenderHint(QPainter::Antialiasing,          _antialiased);
+	painter.setRenderHint(QPainter::TextAntialiasing,      _antialiased);
+	painter.setRenderHint(QPainter::SmoothPixmapTransform, _antialiased);
+	
+	painter.setPen(pen);
+	painter.setBrush(brush);
+}
+
+/**
+	@return Le widget permettant d'editer les styles
+*/
+QWidget *CustomElementGraphicPart::elementInformations() {
+	return(style_editor);
+}
diff --git a/editor/customelementgraphicpart.h b/editor/customelementgraphicpart.h
new file mode 100644
index 000000000..d4c8b9c22
--- /dev/null
+++ b/editor/customelementgraphicpart.h
@@ -0,0 +1,145 @@
+#ifndef CUSTOM_ELEMENT_GRAPHIC_PART_H
+#define CUSTOM_ELEMENT_GRAPHIC_PART_H
+#include <QPainter>
+#include "customelementpart.h"
+#include "styleeditor.h"
+/**
+	Cette classe represente une partie graphique d'element
+	Elle encapsule des methodes afin de gerer les attributs de style communs
+	a la plupart des parties d'elements 
+*/
+typedef CustomElementGraphicPart CEGP;
+class CustomElementGraphicPart : public CustomElementPart {
+	public:
+	enum LineStyle { NormalStyle, DashedStyle };
+	enum LineWeight { NormalWeight, ThinWeight, NoneWeight };
+	enum Filling { NoneFilling, BlackFilling, WhiteFilling };
+	enum Color { BlackColor, WhiteColor };
+	
+	// constructeurs, destructeur
+	public:
+	CustomElementGraphicPart() :
+		_linestyle(NormalStyle),
+		_lineweight(NormalWeight),
+		_filling(NoneFilling),
+		_color(BlackColor),
+		_antialiased(false)
+	{
+		style_editor = new StyleEditor(this);
+	};
+	
+	virtual ~CustomElementGraphicPart() {
+		qDebug() << "~CustomElementGraphicPart()";
+		delete style_editor;
+	};
+	
+	// attributs
+	private:
+	LineStyle _linestyle;
+	LineWeight _lineweight;
+	Filling _filling ;
+	Color _color;
+	bool _antialiased;
+	
+	protected:
+	StyleEditor *style_editor;
+	
+	//methodes
+	public:
+	void setLineStyle(LineStyle);
+	void setLineWeight(LineWeight);
+	void setFilling(Filling);
+	void setColor(Color);
+	void setAntialiased(bool);
+	
+	LineStyle lineStyle() const;
+	LineWeight lineWeight() const;
+	Filling filling() const;
+	Color color() const;
+	bool antialiased() const;
+	
+	QWidget *elementInformations();
+	
+	protected:
+	void stylesToXml(QDomElement &) const;
+	void stylesFromXml(const QDomElement &);
+	void resetStyles();
+	void applyStylesToQPainter(QPainter &) const;
+};
+
+/**
+	Change le style de trait
+	@param ls Le nouveau style de trait
+*/
+inline void CustomElementGraphicPart::setLineStyle(LineStyle ls) {
+	_linestyle = ls;
+}
+
+/**
+	Change l'epaisseur de trait
+	@param lw La nouvelle epaisseur de trait
+*/
+inline void CustomElementGraphicPart::setLineWeight(LineWeight lw) {
+	_lineweight = lw;
+}
+
+/**
+	Change la couleur de remplissage
+	@param f La nouvelle couleur de remplissage
+*/
+inline void CustomElementGraphicPart::setFilling(Filling f) {
+	_filling = f;
+}
+
+/**
+	Change la couleur de trait
+	@param c La nouvelle couleur de trait
+*/
+inline void CustomElementGraphicPart::setColor(Color c) {
+	_color = c;
+}
+
+/**
+	@return Le style de trait
+*/
+inline CustomElementGraphicPart::LineStyle CustomElementGraphicPart::lineStyle() const {
+	return(_linestyle);
+}
+
+/**
+	@return L'epaisseur de trait
+*/
+inline CustomElementGraphicPart::LineWeight CustomElementGraphicPart::lineWeight() const {
+	return(_lineweight);
+}
+
+/**
+	@return La couleur de remplissage
+*/
+inline CustomElementGraphicPart::Filling CustomElementGraphicPart::filling() const {
+	return(_filling);
+}
+
+/**
+	@return La couleur de trait
+*/
+inline CustomElementGraphicPart::Color CustomElementGraphicPart::color() const {
+	return(_color);
+}
+
+/**
+	Definit si la partie doit etre antialiasee ou non
+	@param aa True pour activer l'antialiasing, false pour le desactiver
+*/
+inline void CustomElementGraphicPart::setAntialiased(bool aa) {
+	_antialiased = aa;
+}
+
+/**
+	@return true si la partie est antialiasee, false sinon
+*/
+inline bool CustomElementGraphicPart::antialiased() const {
+	return(_antialiased);
+}
+
+#endif
diff --git a/editor/customelementpart.cpp b/editor/customelementpart.cpp
new file mode 100644
index 000000000..990173907
--- /dev/null
+++ b/editor/customelementpart.cpp
@@ -0,0 +1,6 @@
+#include "customelementpart.h"
+#include "customelement.h"
+
+QPicture *CustomElementPart::getCustomElementQPicture(CustomElement &ce) const {
+	return(&(ce.dessin));
+}
diff --git a/editor/customelementpart.h b/editor/customelementpart.h
new file mode 100644
index 000000000..a46c52238
--- /dev/null
+++ b/editor/customelementpart.h
@@ -0,0 +1,39 @@
+#ifndef CUSTOM_ELEMENT_PART_H
+#define CUSTOM_ELEMENT_PART_H
+#include <QtGui>
+#include <QtXml>
+#include <QImage>
+class CustomElement;
+/**
+	Cette classe abstraite represente une partie de la representation graphique
+	d'un element de schema electrique. Les attributs et methodes qu'elle
+	encapsule ne sont pas integres directement dans la classe CustomElement
+	afin de ne pas alourdir celle-ci. Il est en effet inutile pour cette classe
+	de retenir sa conception graphique autrement que sous la forme d'une
+	QImage.
+*/
+class CustomElementPart {
+	// constructeurs, destructeur
+	public:
+	CustomElementPart() {};
+	virtual ~CustomElementPart() {
+		qDebug() << "~CustomElementPart()";
+	};
+	private:
+	CustomElementPart(const CustomElementPart &);
+	
+	// attributs
+	private:
+	
+	// methodes
+	public:
+	virtual void fromXml(const QDomElement &) = 0;
+	virtual const QDomElement toXml(QDomDocument &) const = 0;
+	virtual QWidget *elementInformations() = 0;
+	//virtual void renderToCustomElement(CustomElement &) const = 0;
+	//virtual void toEditorPart(const EditorPart &);
+	//virtual void fromEditorPart(const EditorPart &) = 0;
+	protected:
+	QPicture *getCustomElementQPicture(CustomElement &ce) const;
+};
+#endif
diff --git a/editor/editorscene.cpp b/editor/editorscene.cpp
new file mode 100644
index 000000000..8400b863c
--- /dev/null
+++ b/editor/editorscene.cpp
@@ -0,0 +1,447 @@
+#include "editorscene.h"
+#include <cmath>
+#include "partline.h"
+#include "partellipse.h"
+#include "partcircle.h"
+#include "partpolygon.h"
+#include "partterminal.h"
+#include "parttext.h"
+#define GRILLE_X 10
+#define GRILLE_Y 10
+
+EditorScene::EditorScene(QObject *parent) :
+	QGraphicsScene(parent),
+	_width(3),
+	_height(7),
+	_hotspot(15, 35)
+{
+	current_polygon = NULL;
+	connect(this, SIGNAL(changed(const QList<QRectF> &)), this, SLOT(slot_checkSelectionChanged()));
+}
+
+EditorScene::~EditorScene() {
+	qDebug() << "~EditorScene()";
+}
+
+void EditorScene::slot_move() {
+	behavior = Normal;
+}
+
+void EditorScene::slot_addLine() {
+	behavior = Line;
+}
+
+void EditorScene::slot_addCircle() {
+	behavior = Circle;
+}
+
+void EditorScene::slot_addEllipse() {
+	behavior = Ellipse;
+}
+
+void EditorScene::slot_addPolygon() {
+	behavior = Polygon;
+}
+
+void EditorScene::slot_addText() {
+	behavior = Text;
+}
+
+void EditorScene::slot_addTerminal() {
+	behavior = Terminal;
+}
+
+void EditorScene::slot_addArc() {
+	behavior = Arc;
+}
+
+void EditorScene::slot_addTextField() {
+	behavior = TextField;
+}
+
+void EditorScene::mouseMoveEvent(QGraphicsSceneMouseEvent *e) {
+	if (behavior != Polygon && current_polygon != NULL) current_polygon = NULL;
+	QRectF temp_rect;
+	qreal radius;
+	QPointF temp_point;
+	QPolygonF temp_polygon;
+	if (e -> buttons() & Qt::LeftButton) {
+		switch(behavior) {
+			case Normal:
+				QGraphicsScene::mouseMoveEvent(e);
+				break;
+			case Line:
+				current_line -> setLine(QLineF(current_line -> line().p1(), e -> scenePos()));
+				break;
+			case Ellipse:
+				temp_rect = current_ellipse -> rect();
+				temp_rect.setBottomRight(e -> scenePos());
+				current_ellipse -> setRect(temp_rect);
+				break;
+			case Circle:
+				temp_rect = current_circle -> rect();
+				temp_point = e -> scenePos() - current_circle -> mapToScene(temp_rect.center());
+				radius = sqrt(pow(temp_point.x(), 2) + pow(temp_point.y(), 2));
+				temp_rect = QRectF(
+					temp_rect.center() - QPointF(radius, radius),
+					QSizeF(2.0 * radius, 2.0 * radius)
+				);
+				current_circle -> setRect(temp_rect);
+				break;
+			case Polygon:
+				if (current_polygon == NULL) break;
+				temp_polygon = current_polygon -> polygon();
+				temp_polygon.pop_back();
+				temp_polygon << e -> scenePos();
+				current_polygon -> setPolygon(temp_polygon);
+				break;
+			default:
+				QGraphicsScene::mouseMoveEvent(e);
+		}
+	} else if (behavior == Polygon && current_polygon != NULL) {
+		temp_polygon = current_polygon -> polygon();
+		temp_polygon.pop_back();
+		temp_polygon << e -> scenePos();
+		current_polygon -> setPolygon(temp_polygon);
+	} else QGraphicsScene::mouseMoveEvent(e);
+}
+
+void EditorScene::mousePressEvent(QGraphicsSceneMouseEvent *e) {
+	if (behavior != Polygon && current_polygon != NULL) current_polygon = NULL;
+	QPolygonF temp_polygon;
+	if (e -> button() & Qt::LeftButton) {
+		switch(behavior) {
+			case Normal:
+				QGraphicsScene::mousePressEvent(e);
+				break;
+			case Line:
+				current_line = new PartLine(0, this);
+				current_line -> setLine(QLineF(e -> scenePos(), e -> scenePos()));
+				break;
+			case Ellipse:
+				current_ellipse = new PartEllipse(0, this);
+				current_ellipse -> setRect(QRectF(e -> scenePos(), QSizeF(0.0, 0.0)));
+				break;
+			case Circle:
+				current_circle = new PartCircle(0, this);
+				current_circle -> setRect(QRectF(e -> scenePos(), QSizeF(0.0, 0.0)));
+				break;
+			case Polygon:
+				if (current_polygon == NULL) {
+					current_polygon = new PartPolygon(0, this);
+					temp_polygon = QPolygonF(0);
+				} else temp_polygon = current_polygon -> polygon();
+				// au debut, on insere deux points
+				if (!temp_polygon.count()) temp_polygon << e -> scenePos();
+				temp_polygon << e -> scenePos();
+				current_polygon -> setPolygon(temp_polygon);
+				break;
+			default:
+				QGraphicsScene::mousePressEvent(e);
+		}
+	} else QGraphicsScene::mousePressEvent(e);
+}
+
+void EditorScene::mouseReleaseEvent(QGraphicsSceneMouseEvent *e) {
+	PartTerminal *terminal;
+	PartText *text;
+	if (behavior != Polygon && current_polygon != NULL) current_polygon = NULL;
+	if (e -> button() & Qt::LeftButton) {
+		switch(behavior) {
+			case Normal:
+				QGraphicsScene::mouseReleaseEvent(e);
+				break;
+			case Line:
+				break;
+			case Ellipse:
+				current_ellipse -> setRect(current_ellipse -> rect().normalized());
+				break;
+			case Circle:
+				current_circle -> setRect(current_circle -> rect().normalized());
+				break;
+			case Terminal:
+				terminal = new PartTerminal(0, this);
+				terminal -> setPos(e -> scenePos());
+				break;
+			case Text:
+				text = new PartText(0, this);
+				text -> setPos(e -> scenePos());
+				break;
+			default:
+				QGraphicsScene::mouseReleaseEvent(e);
+		}
+	} else if (e -> button() & Qt::RightButton) {
+		if (behavior == Polygon) {
+			behavior = Normal;
+			current_polygon = NULL;
+			emit(needNormalMode());
+		} else QGraphicsScene::mouseReleaseEvent(e);
+	} else QGraphicsScene::mouseReleaseEvent(e);
+}
+
+/**
+	Dessine l'arriere-plan de l'editeur, cad la grille.
+	@param p Le QPainter a utiliser pour dessiner
+	@param r Le rectangle de la zone a dessiner
+*/
+void EditorScene::drawBackground(QPainter *p, const QRectF &r) {
+	p -> save();
+	
+	// desactive tout antialiasing, sauf pour le texte
+	p -> setRenderHint(QPainter::Antialiasing, false);
+	p -> setRenderHint(QPainter::TextAntialiasing, true);
+	p -> setRenderHint(QPainter::SmoothPixmapTransform, false);
+	
+	// dessine un fond blanc
+	p -> setPen(Qt::NoPen);
+	p -> setBrush(Qt::white);
+	p -> drawRect(r);
+	
+	// encadre la zone dessinable de l'element
+	QRectF drawable_area(-_hotspot.x(), -_hotspot.y(), width(), height());
+	p -> setPen(Qt::black);
+	p -> setBrush(Qt::NoBrush);
+	p -> drawRect(drawable_area);
+	
+	if (r.width() < 2500 && r.height() < 2500) {
+		// dessine les points de la grille
+		p -> setPen(Qt::black);
+		p -> setBrush(Qt::NoBrush);
+		qreal limite_x = r.x() + r.width();
+		qreal limite_y = r.y() + r.height();
+		
+		int g_x = (int)ceil(r.x());
+		while (g_x % GRILLE_X) ++ g_x;
+		int g_y = (int)ceil(r.y());
+		while (g_y % GRILLE_Y) ++ g_y;
+		
+		for (int gx = g_x ; gx < limite_x ; gx += GRILLE_X) {
+			for (int gy = g_y ; gy < limite_y ; gy += GRILLE_Y) {
+				p -> drawPoint(gx, gy);
+			}
+		}
+	}
+	p -> restore();
+}
+
+/**
+	Dessine l'arriere-plan de l'editeur, cad l'indicateur de hotspotó.
+	@param p Le QPainter a utiliser pour dessiner
+	@param r Le rectangle de la zone a dessiner
+*/
+void EditorScene::drawForeground(QPainter *p, const QRectF &) {
+	p -> save();
+	
+	// desactive tout antialiasing, sauf pour le texte
+	p -> setRenderHint(QPainter::Antialiasing, false);
+	p -> setRenderHint(QPainter::TextAntialiasing, true);
+	p -> setRenderHint(QPainter::SmoothPixmapTransform, false);
+	
+	p -> setPen(Qt::red);
+	p -> setBrush(Qt::NoBrush);
+	p -> drawLine(QLineF(0.0, -_hotspot.y(), 0.0, height() - _hotspot.y()));
+	p -> drawLine(QLineF(-_hotspot.x(), 0.0, width() - _hotspot.x(),  0.0));
+	p -> restore();
+}
+
+const QDomDocument EditorScene::toXml() const {
+	// document XML
+	QDomDocument xml_document;
+	
+	// racine du document XML
+	QDomElement root = xml_document.createElement("definition");
+	root.setAttribute("type",        "element");
+	root.setAttribute("width",       QString("%1").arg(_width  * 10));
+	root.setAttribute("height",      QString("%1").arg(_height * 10));
+	root.setAttribute("hotspot_x",   QString("%1").arg(_hotspot.x()));
+	root.setAttribute("hotspot_y",   QString("%1").arg(_hotspot.y()));
+	root.setAttribute("orientation", ori.toString());
+	
+	// noms de l'element
+	root.appendChild(_names.toXml(xml_document));
+	
+	QDomElement description = xml_document.createElement("description");
+	// description de l'element
+	foreach(QGraphicsItem *qgi, items()) {
+		if (CustomElementPart *ce = dynamic_cast<CustomElementPart *>(qgi)) {
+			description.appendChild(ce -> toXml(xml_document));
+		}
+	}
+	root.appendChild(description);
+	
+	xml_document.appendChild(root);
+	return(xml_document);
+}
+
+void EditorScene::fromXml(const QDomDocument &xml_document) {
+	
+	QString error_message;
+	bool state = true;
+	
+	// la racine est supposee etre une definition d'element
+	QDomElement root = xml_document.documentElement();
+	if (root.tagName() != "definition" || root.attribute("type") != "element") {
+		state = false;
+		error_message = tr("Ce document XML n'est pas une definition d'\351l\351ment.");
+	}
+	
+	// dimensions et hotspot
+	if (state) {
+		// ces attributs doivent etre presents et valides
+		int w, h, hot_x, hot_y;
+		if (
+			!QET::attributeIsAnInteger(root, QString("width"),     &w) ||\
+			!QET::attributeIsAnInteger(root, QString("height"),    &h) ||\
+			!QET::attributeIsAnInteger(root, QString("hotspot_x"), &hot_x) ||\
+			!QET::attributeIsAnInteger(root, QString("hotspot_y"), &hot_y)
+		) {
+			state = false;
+			error_message = tr("Les dimensions ou le point de saisie ne sont pas valides.");
+		} else {
+			setWidth(w);
+			setHeight(h);
+			setHotspot(QPoint(hot_x, hot_y));
+		}
+	}
+	
+	// orientations
+	if (state) {
+		if (!ori.fromString(root.attribute("orientation"))) {
+			state = false;
+			error_message = tr("Les orientations ne sont pas valides.");
+		}
+	}
+	
+	// extrait les noms de la definition XML
+	if (state) {
+		_names.fromXml(root);
+	}
+	
+	// parcours des enfants de la definition : parties de l'element
+	if (state) {
+		for (QDomNode node = root.firstChild() ; !node.isNull() ; node = node.nextSibling()) {
+			QDomElement elmts = node.toElement();
+			if (elmts.isNull()) continue;
+			if (elmts.tagName() == "description") {
+				// gestion de la description graphique de l'element
+				//  = parcours des differentes parties du dessin
+				int z = 1;
+				for (QDomNode n = node.firstChild() ; !n.isNull() ; n = n.nextSibling()) {
+					QDomElement qde = n.toElement();
+					if (qde.isNull()) continue;
+					CustomElementPart *cep;
+					if      (qde.tagName() == "line")     cep = new PartLine    (0, this);
+					else if (qde.tagName() == "ellipse")  cep = new PartEllipse (0, this);
+					else if (qde.tagName() == "circle")   cep = new PartCircle  (0, this);
+					else if (qde.tagName() == "polygon")  cep = new PartPolygon (0, this);
+					else if (qde.tagName() == "terminal") cep = new PartTerminal(0, this);
+					else if (qde.tagName() == "text")     cep = new PartText    (0, this);
+					else continue;
+					if (QGraphicsItem *qgi = dynamic_cast<QGraphicsItem *>(cep)) qgi -> setZValue(z++);
+					cep -> fromXml(qde);
+				}
+			}
+		}
+	}
+}
+
+void EditorScene::slot_checkSelectionChanged() {
+	static QList<QGraphicsItem *> cache_selecteditems = QList<QGraphicsItem *>();
+	QList<QGraphicsItem *> selecteditems = selectedItems();
+	if (cache_selecteditems != selecteditems) emit(selectionChanged());
+	cache_selecteditems = selecteditems;
+}
+
+void EditorScene::slot_selectAll() {
+	foreach(QGraphicsItem *qgi, items()) qgi -> setSelected(true);
+}
+
+void EditorScene::slot_deselectAll() {
+	clearSelection();
+}
+
+void EditorScene::slot_invertSelection() {
+	foreach(QGraphicsItem *qgi, items()) qgi -> setSelected(!qgi -> isSelected());
+}
+
+void EditorScene::slot_delete() {
+	// verifie qu'il y a qqc de selectionne
+	QList<QGraphicsItem *> selected_items = selectedItems();
+	if (selected_items.isEmpty()) return;
+	
+	// efface tout ce qui est selectionne
+	foreach(QGraphicsItem *qgi, selected_items) {
+		removeItem(qgi);
+		delete qgi;
+	}
+}
+
+void EditorScene::slot_editSize() {
+
+}
+
+void EditorScene::slot_editHotSpot() {
+
+}
+
+void EditorScene::slot_editOrientations() {
+	
+	// cree un dialogue
+	QDialog dialog_ori;
+	dialog_ori.setModal(true);
+	dialog_ori.setFixedSize(400, 230);
+	dialog_ori.setWindowTitle(tr("\311diter les orientations"));
+	QVBoxLayout *dialog_layout = new QVBoxLayout(&dialog_ori);
+	
+	// ajoute un champ explicatif au dialogue
+	QLabel *information_label = new QLabel(tr("L'orientation par d\351faut est l'orientation dans laquelle s'effectue la cr\351ation de l'\351l\351ment."));
+	information_label -> setAlignment(Qt::AlignJustify | Qt::AlignVCenter);
+	information_label -> setWordWrap(true);
+	dialog_layout -> addWidget(information_label);
+	
+	// ajoute un OrientationSetWidget au dialogue
+	OrientationSetWidget *ori_widget = new OrientationSetWidget();
+	ori_widget -> setOrientationSet(ori);
+	dialog_layout -> addWidget(ori_widget);
+	
+	// ajoute deux boutons au dialogue
+	QDialogButtonBox *dialog_buttons = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
+	dialog_layout -> addWidget(dialog_buttons);
+	connect(dialog_buttons, SIGNAL(accepted()),    &dialog_ori, SLOT(accept()));
+	connect(dialog_buttons, SIGNAL(rejected()),    &dialog_ori, SLOT(reject()));
+	
+	// lance le dialogue
+	if (dialog_ori.exec() == QDialog::Accepted) ori = ori_widget -> orientationSet();
+}
+
+void EditorScene::slot_editNames() {
+	
+	// cree un dialogue
+	QDialog dialog;
+	dialog.setModal(true);
+	dialog.setFixedSize(400, 330);
+	dialog.setWindowTitle(tr("\311diter les noms"));
+	QVBoxLayout *dialog_layout = new QVBoxLayout(&dialog);
+	
+	// ajoute un champ explicatif au dialogue
+	QLabel *information_label = new QLabel(tr("Vous pouvez sp\351cifier le nom de l'\351l\351ment dans plusieurs langues."));
+	information_label -> setAlignment(Qt::AlignJustify | Qt::AlignVCenter);
+	information_label -> setWordWrap(true);
+	dialog_layout -> addWidget(information_label);
+	
+	// ajoute un NamesListWidget au dialogue
+	NamesListWidget *names_widget = new NamesListWidget();
+	names_widget -> setNames(_names);
+	dialog_layout -> addWidget(names_widget);
+	
+	// ajoute deux boutons au dialogue
+	QDialogButtonBox *dialog_buttons = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
+	dialog_layout -> addWidget(dialog_buttons);
+	connect(dialog_buttons, SIGNAL(accepted()),     names_widget, SLOT(check()));
+	connect(names_widget,   SIGNAL(inputChecked()), &dialog,      SLOT(accept()));
+	connect(dialog_buttons, SIGNAL(rejected()),     &dialog,      SLOT(reject()));
+	
+	// lance le dialogue
+	if (dialog.exec() == QDialog::Accepted) _names = names_widget -> names();
+}
+
diff --git a/editor/editorscene.h b/editor/editorscene.h
new file mode 100644
index 000000000..a5405d2d0
--- /dev/null
+++ b/editor/editorscene.h
@@ -0,0 +1,136 @@
+#ifndef EDITOR_SCNE_H
+#define EDITOR_SCNE_H
+#include <QtGui>
+#include <QtXml>
+#include "nameslistwidget.h"
+#include "orientationsetwidget.h"
+class PartLine;
+class PartEllipse;
+class PartCircle;
+class PartPolygon;
+class EditorScene : public QGraphicsScene {
+	Q_OBJECT
+	
+	// enum
+	enum Behavior { Normal, Line, Circle, Ellipse, Polygon, Text, Terminal, Arc, TextField };
+	
+	// constructeurs, destructeur
+	public:
+	EditorScene(QObject * = 0);
+	virtual ~EditorScene();
+	
+	private:
+	EditorScene(const EditorScene &);
+	
+	// attributs
+	private:
+	/// longueur de l'element en dizaines de pixels
+	uint _width;
+	/// hauteur de l'element en dizaines de pixels
+	uint _height;
+	/// position du point de saisie
+	QPoint _hotspot;
+	/// Liste des noms de l'element
+	NamesList _names;
+	/// Liste des orientations de l'element
+	OrientationSet ori;
+	
+	/// Variables relatives a la gestion du dessin des parties sur la scene
+	Behavior behavior;
+	PartLine *current_line;
+	PartEllipse *current_ellipse;
+	PartCircle *current_circle;
+	PartPolygon *current_polygon;
+	
+	// methodes
+	public:
+	void setWidth(const uint& theValue);
+	uint width() const;
+	void setHeight(const uint& theValue);
+	uint height() const;
+	void setHotspot(const QPoint &);
+	QPoint hotspot() const;
+	void setNames(const NamesList);
+	NamesList names() const;
+	OrientationSet orientations();
+	void setOrientations(const OrientationSet &);
+	virtual const QDomDocument toXml() const;
+	virtual void fromXml(const QDomDocument &);
+	
+	protected:
+	virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *);
+	virtual void mousePressEvent(QGraphicsSceneMouseEvent *);
+	virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *);
+	virtual void drawBackground(QPainter *, const QRectF &);
+	virtual void drawForeground(QPainter *, const QRectF &);
+	
+	public slots:
+	void slot_move();
+	void slot_addLine();
+	void slot_addCircle();
+	void slot_addEllipse();
+	void slot_addPolygon();
+	void slot_addText();
+	void slot_addArc();
+	void slot_addTerminal();
+	void slot_addTextField();
+	void slot_checkSelectionChanged();
+	void slot_selectAll();
+	void slot_deselectAll();
+	void slot_invertSelection();
+	void slot_delete();
+	void slot_editSize();
+	void slot_editHotSpot();
+	void slot_editNames();
+	void slot_editOrientations();
+	
+	signals:
+	void selectionChanged();
+	void needNormalMode();
+};
+
+inline void EditorScene::setWidth(const uint &wid) {
+	_width = wid;
+	while (_width % 10) ++ _width;
+	_width /= 10;
+}
+
+inline uint EditorScene::width() const {
+	return(_width * 10);
+}
+
+inline void EditorScene::setHeight(const uint &hei) {
+	_height = hei;
+	while (_height % 10) ++ _height;
+	_height /= 10;
+}
+
+inline uint EditorScene::height() const {
+	return(_height * 10);
+}
+
+inline void EditorScene::setHotspot(const QPoint &hs) {
+	_hotspot = hs;
+}
+
+inline QPoint EditorScene::hotspot() const {
+	return(_hotspot);
+}
+
+inline void EditorScene::setNames(const NamesList nameslist) {
+	_names = nameslist;
+}
+
+inline NamesList EditorScene::names() const {
+	return(_names);
+}
+
+inline OrientationSet EditorScene::orientations() {
+	return(ori);
+}
+
+inline void EditorScene::setOrientations(const OrientationSet &orientation_set) {
+	ori = orientation_set;
+}
+
+#endif
diff --git a/editor/ellipseeditor.cpp b/editor/ellipseeditor.cpp
new file mode 100644
index 000000000..454a11327
--- /dev/null
+++ b/editor/ellipseeditor.cpp
@@ -0,0 +1,66 @@
+#include "ellipseeditor.h"
+#include "partellipse.h"
+
+EllipseEditor::EllipseEditor(PartEllipse *ellipse, QWidget *parent) : QWidget(parent) {
+	
+	part = ellipse;
+	
+	x = new QLineEdit();
+	y = new QLineEdit();
+	h = new QLineEdit();
+	v = new QLineEdit();
+	
+// 	QDoubleValidator *format = new QDoubleValidator(-1000.0, -1000.0, 4, this);
+// 	x -> setValidator(new QDoubleValidator(-1000.0, 1000.0, 4, this));
+// 	y -> setValidator(new QDoubleValidator(-1000.0, 1000.0, 4, this));
+// 	h -> setValidator(new QDoubleValidator(0.0, 1000.0, 4, this));
+// 	v -> setValidator(new QDoubleValidator(0.0, 1000.0, 4, this));
+	
+	
+	QGridLayout *grid = new QGridLayout(this);
+	grid -> addWidget(new QLabel(tr("Centre : ")),       0, 0);
+	grid -> addWidget(new QLabel("x"),                   1, 0);
+	grid -> addWidget(x,                                 1, 1);
+	grid -> addWidget(new QLabel("y"),                   1, 2);
+	grid -> addWidget(y,                                 1, 3);
+	grid -> addWidget(new QLabel(tr("Diam\350tres : ")), 2, 0);
+	grid -> addWidget(new QLabel(tr("horizontal :")),    3, 0);
+	grid -> addWidget(h,                                 3, 1);
+	grid -> addWidget(new QLabel(tr("vertical :")),      4, 0);
+	grid -> addWidget(v,                                 4, 1);
+	
+	updateForm();
+	
+	connect(x, SIGNAL(editingFinished()), this, SLOT(updateEllipse()));
+	connect(y, SIGNAL(editingFinished()), this, SLOT(updateEllipse()));
+	connect(h, SIGNAL(editingFinished()), this, SLOT(updateEllipse()));
+	connect(v, SIGNAL(editingFinished()), this, SLOT(updateEllipse()));
+}
+
+EllipseEditor::~EllipseEditor() {
+	qDebug() << "~EllipseEditor()";
+}
+
+void EllipseEditor::updateEllipse() {
+	qreal _x = x -> text().toDouble();
+	qreal _y = y -> text().toDouble();
+	qreal _h = h -> text().toDouble();
+	qreal _v = v -> text().toDouble();
+	_v = _v < 0 ? -_v : _v;
+	part -> setRect(
+		QRectF(
+			part -> mapFromScene(QPointF(_x - (_h / 2.0), _y - (_v / 2.0))),
+			QSizeF(_h, _v)
+		)
+	);
+}
+
+void EllipseEditor::updateForm() {
+	qreal _h = part -> rect().width();
+	qreal _v = part -> rect().height();
+	QPointF top_left(part -> sceneTopLeft());
+	x -> setText(QString("%1").arg(top_left.x() + (_h / 2.0)));
+	y -> setText(QString("%1").arg(top_left.y() + (_v / 2.0)));
+	h -> setText(QString("%1").arg(_h));
+	v -> setText(QString("%1").arg(_v));
+}
diff --git a/editor/ellipseeditor.h b/editor/ellipseeditor.h
new file mode 100644
index 000000000..b713814a4
--- /dev/null
+++ b/editor/ellipseeditor.h
@@ -0,0 +1,24 @@
+#ifndef ELLIPSE_EDITOR_H
+#define ELLIPSE_EDITOR_H
+#include <QtGui>
+class PartEllipse;
+class EllipseEditor : public QWidget {
+	Q_OBJECT
+	//constructeurs, destructeur
+	public:
+	EllipseEditor(PartEllipse *, QWidget * = 0);
+	~EllipseEditor();
+	private:
+	EllipseEditor(const EllipseEditor &);
+	
+	// attributs
+	private:
+	PartEllipse *part;
+	QLineEdit *x, *y, *h, *v;
+	
+	// methodes
+	public slots:
+	void updateEllipse();
+	void updateForm();
+};
+#endif
diff --git a/editor/lineeditor.cpp b/editor/lineeditor.cpp
new file mode 100644
index 000000000..66c8ba35f
--- /dev/null
+++ b/editor/lineeditor.cpp
@@ -0,0 +1,57 @@
+#include "lineeditor.h"
+#include "partline.h"
+
+LineEditor::LineEditor(PartLine *line, QWidget *parent) : QWidget(parent) {
+	
+	part = line;
+	
+	x1 = new QLineEdit();
+	y1 = new QLineEdit();
+	x2 = new QLineEdit();
+	y2 = new QLineEdit();
+	
+	QGridLayout *grid = new QGridLayout(this);
+	grid -> addWidget(new QLabel("x1"), 0, 0);
+	grid -> addWidget(x1,               0, 1);
+	grid -> addWidget(new QLabel("y1"), 0, 2);
+	grid -> addWidget(y1,               0, 3);
+	grid -> addWidget(new QLabel("x2"), 1, 0);
+	grid -> addWidget(x2,               1, 1);
+	grid -> addWidget(new QLabel("y2"), 1, 2);
+	grid -> addWidget(y2,               1, 3);
+	
+	updateForm();
+	
+	connect(x1, SIGNAL(editingFinished()), this, SLOT(updateLine()));
+	connect(y1, SIGNAL(editingFinished()), this, SLOT(updateLine()));
+	connect(x2, SIGNAL(editingFinished()), this, SLOT(updateLine()));
+	connect(y2, SIGNAL(editingFinished()), this, SLOT(updateLine()));
+}
+
+LineEditor::~LineEditor() {
+	qDebug() << "~LineEditor()";
+}
+
+void LineEditor::updateLine() {
+	part -> setLine(
+		QLineF(
+			part -> mapFromScene(
+				x1 -> text().toDouble(),
+				y1 -> text().toDouble()
+			),
+			part -> mapFromScene(
+				x2 -> text().toDouble(),
+				y2 -> text().toDouble()
+			)
+		)
+	);
+}
+
+void LineEditor::updateForm() {
+	QPointF p1(part -> sceneP1());
+	QPointF p2(part -> sceneP2());
+	x1 -> setText(QString("%1").arg(p1.x()));
+	y1 -> setText(QString("%1").arg(p1.y()));
+	x2 -> setText(QString("%1").arg(p2.x()));
+	y2 -> setText(QString("%1").arg(p2.y()));
+}
diff --git a/editor/lineeditor.h b/editor/lineeditor.h
new file mode 100644
index 000000000..4a7050dca
--- /dev/null
+++ b/editor/lineeditor.h
@@ -0,0 +1,24 @@
+#ifndef LINE_EDITOR_H
+#define LINE_EDITOR_H
+#include <QtGui>
+class PartLine;
+class LineEditor : public QWidget {
+	Q_OBJECT
+	//constructeurs, destructeur
+	public:
+	LineEditor(PartLine *, QWidget * = 0);
+	~LineEditor();
+	private:
+	LineEditor(const LineEditor &);
+	
+	// attributs
+	private:
+	PartLine *part;
+	QLineEdit *x1, *y1, *x2, *y2;
+	
+	// methodes
+	public slots:
+	void updateLine();
+	void updateForm();
+};
+#endif
diff --git a/editor/partcircle.cpp b/editor/partcircle.cpp
new file mode 100644
index 000000000..e34c9a1a0
--- /dev/null
+++ b/editor/partcircle.cpp
@@ -0,0 +1,77 @@
+#include "partcircle.h"
+#include "circleeditor.h"
+
+PartCircle::PartCircle(QGraphicsItem *parent, QGraphicsScene *scene) : QGraphicsEllipseItem(parent, scene), CustomElementGraphicPart() {
+	setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
+	setAcceptedMouseButtons(Qt::LeftButton);
+	informations = new CircleEditor(this);
+	style_editor -> appendWidget(informations);
+}
+
+void PartCircle::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *) {
+	applyStylesToQPainter(*painter);
+	QPen t = painter -> pen();
+	if (isSelected()) {
+		t.setColor(Qt::red);
+		painter -> setPen(t);
+	}
+	painter -> drawEllipse(rect());
+	if (isSelected()) {
+		painter -> setRenderHint(QPainter::Antialiasing, false);
+		painter -> setPen((painter -> brush().color() == QColor(Qt::black) && painter -> brush().isOpaque()) ? Qt::yellow : Qt::blue);
+		QPointF center = rect().center();
+		painter -> drawLine(QLineF(center.x() - 2.0, center.y(), center.x() + 2.0, center.y()));
+		painter -> drawLine(QLineF(center.x(), center.y() - 2.0, center.x(), center.y() + 2.0));
+	}
+}
+
+const QDomElement PartCircle::toXml(QDomDocument &xml_document) const {
+	QDomElement xml_element = xml_document.createElement("circle");
+	QPointF top_left(sceneTopLeft());
+	xml_element.setAttribute("x", top_left.x());
+	xml_element.setAttribute("y", top_left.y());
+	xml_element.setAttribute("diameter",  rect().width());
+	stylesToXml(xml_element);
+	return(xml_element);
+}
+
+void PartCircle::fromXml(const QDomElement &qde) {
+	stylesFromXml(qde);
+	qreal diameter = qde.attribute("diameter",  "0").toDouble();
+	setRect(
+		QRectF(
+			mapFromScene(
+				qde.attribute("x", "0").toDouble(),
+				qde.attribute("y", "0").toDouble()
+			),
+			QSizeF(
+				diameter,
+				diameter
+			)
+		)
+	);
+}
+
+QVariant PartCircle::itemChange(GraphicsItemChange change, const QVariant &value) {
+	if (scene()) {
+		if (change == QGraphicsItem::ItemPositionChange || change == QGraphicsItem::ItemSelectedChange) {
+			informations -> updateForm();
+		}
+	}
+	return(QGraphicsEllipseItem::itemChange(change, value));
+}
+
+QPointF PartCircle::sceneTopLeft() const {
+	return(mapToScene(rect().topLeft()));
+}
+
+QPointF PartCircle::sceneCenter() const {
+	return(mapToScene(rect().center()));
+}
+
+QRectF PartCircle::boundingRect() const {
+	qreal adjust = 1.5;
+	QRectF r(QGraphicsEllipseItem::boundingRect());
+	r.adjust(-adjust, -adjust, adjust, adjust);
+	return(r);
+}
diff --git a/editor/partcircle.h b/editor/partcircle.h
new file mode 100644
index 000000000..2bbb55e3b
--- /dev/null
+++ b/editor/partcircle.h
@@ -0,0 +1,33 @@
+#ifndef PART_CIRCLE_H
+#define PART_CIRCLE_H
+#include <QtGui>
+#include "customelementgraphicpart.h"
+class CircleEditor;
+class PartCircle : public QGraphicsEllipseItem, public CustomElementGraphicPart {
+	// constructeurs, destructeur
+	public:
+	PartCircle(QGraphicsItem * = 0, QGraphicsScene * = 0);
+	virtual ~PartCircle() {
+		qDebug() << "~PartCircle()";
+	}
+	
+	private:
+	PartCircle(const PartCircle &);
+	
+	// attributs
+	private:
+	CircleEditor *informations;
+	
+	// methodes
+	public:
+	virtual void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget * = 0);
+	virtual const QDomElement toXml(QDomDocument &) const;
+	virtual void fromXml(const QDomElement &);
+	virtual QPointF sceneTopLeft() const;
+	virtual QRectF boundingRect() const;
+	QPointF sceneCenter() const;
+	
+	protected:
+	QVariant itemChange(GraphicsItemChange, const QVariant &);
+};
+#endif
diff --git a/editor/partellipse.cpp b/editor/partellipse.cpp
new file mode 100644
index 000000000..c2a6f5b14
--- /dev/null
+++ b/editor/partellipse.cpp
@@ -0,0 +1,66 @@
+#include "partellipse.h"
+#include "ellipseeditor.h"
+
+PartEllipse::PartEllipse(QGraphicsItem *parent, QGraphicsScene *scene) : QGraphicsEllipseItem(parent, scene), CustomElementGraphicPart() {
+	setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
+	setAcceptedMouseButtons(Qt::LeftButton);
+	informations = new EllipseEditor(this);
+	style_editor -> appendWidget(informations);
+}
+
+void PartEllipse::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *) {
+	applyStylesToQPainter(*painter);
+	QPen t = painter -> pen();
+	if (isSelected()) {
+		t.setColor(Qt::red);
+		painter -> setPen(t);
+	}
+	painter -> drawEllipse(rect());
+	if (isSelected()) {
+		painter -> setRenderHint(QPainter::Antialiasing, false);
+		painter -> setPen((painter -> brush().color() == QColor(Qt::black) && painter -> brush().isOpaque()) ? Qt::yellow : Qt::blue);
+		QPointF center = rect().center();
+		painter -> drawLine(QLineF(center.x() - 2.0, center.y(), center.x() + 2.0, center.y()));
+		painter -> drawLine(QLineF(center.x(), center.y() - 2.0, center.x(), center.y() + 2.0));
+	}
+}
+
+const QDomElement PartEllipse::toXml(QDomDocument &xml_document) const {
+	QDomElement xml_element = xml_document.createElement("ellipse");
+	QPointF top_left(sceneTopLeft());
+	xml_element.setAttribute("x", top_left.x());
+	xml_element.setAttribute("y", top_left.y());
+	xml_element.setAttribute("width",  rect().width());
+	xml_element.setAttribute("height", rect().height());
+	stylesToXml(xml_element);
+	return(xml_element);
+}
+
+void PartEllipse::fromXml(const QDomElement &qde) {
+	stylesFromXml(qde);
+	setRect(
+		QRectF(
+			mapFromScene(
+				qde.attribute("x", "0").toDouble(),
+				qde.attribute("y", "0").toDouble()
+			),
+			QSizeF(
+				qde.attribute("width",  "0").toDouble(),
+				qde.attribute("height", "0").toDouble()
+			)
+		)
+	);
+}
+
+QVariant PartEllipse::itemChange(GraphicsItemChange change, const QVariant &value) {
+	if (scene()) {
+		if (change == QGraphicsItem::ItemPositionChange || change == QGraphicsItem::ItemSelectedChange) {
+			informations -> updateForm();
+		}
+	}
+	return(QGraphicsEllipseItem::itemChange(change, value));
+}
+
+QPointF PartEllipse::sceneTopLeft() const {
+	return(mapToScene(rect().topLeft()));
+}
diff --git a/editor/partellipse.h b/editor/partellipse.h
new file mode 100644
index 000000000..ae27183c2
--- /dev/null
+++ b/editor/partellipse.h
@@ -0,0 +1,31 @@
+#ifndef PART_ELLIPSE_H
+#define PART_ELLIPSE_H
+#include <QtGui>
+#include "customelementgraphicpart.h"
+class EllipseEditor;
+class PartEllipse : public QGraphicsEllipseItem, public CustomElementGraphicPart {
+	// constructeurs, destructeur
+	public:
+	PartEllipse(QGraphicsItem * = 0, QGraphicsScene * = 0);
+	virtual ~PartEllipse() {
+		qDebug() << "~PartEllipse()";
+	}
+	
+	private:
+	PartEllipse(const PartEllipse &);
+	
+	// attributs
+	private:
+	EllipseEditor *informations;
+	
+	// methodes
+	public:
+	virtual void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget * = 0);
+	virtual const QDomElement toXml(QDomDocument &) const;
+	virtual void fromXml(const QDomElement &);
+	virtual QPointF sceneTopLeft() const;
+	
+	protected:
+	QVariant itemChange(GraphicsItemChange, const QVariant &);
+};
+#endif
diff --git a/editor/partline.cpp b/editor/partline.cpp
new file mode 100644
index 000000000..5cf0db8b5
--- /dev/null
+++ b/editor/partline.cpp
@@ -0,0 +1,143 @@
+#include "partline.h"
+#include "lineeditor.h"
+#include <cmath>
+
+PartLine::PartLine(QGraphicsItem *parent, QGraphicsScene *scene) : QGraphicsLineItem(parent, scene), CustomElementGraphicPart() {
+	setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
+	setAcceptedMouseButtons(Qt::LeftButton);
+	informations = new LineEditor(this);
+	style_editor -> appendWidget(informations);
+}
+
+void PartLine::paint(QPainter *painter, const QStyleOptionGraphicsItem */*q*/, QWidget */*w*/) {
+	applyStylesToQPainter(*painter);
+	QPen t = painter -> pen();
+	if (isSelected()) {
+		t.setColor(Qt::red);
+		painter -> setPen(t);
+	}
+	painter -> setBrush(Qt::NoBrush);
+	painter -> drawLine(line());
+}
+
+const QDomElement PartLine::toXml(QDomDocument &xml_document) const {
+	QDomElement xml_element = xml_document.createElement("line");
+	QPointF p1(sceneP1());
+	QPointF p2(sceneP2());
+	xml_element.setAttribute("x1", p1.x());
+	xml_element.setAttribute("y1", p1.y());
+	xml_element.setAttribute("x2", p2.x());
+	xml_element.setAttribute("y2", p2.y());
+	stylesToXml(xml_element);
+	return(xml_element);
+}
+
+void PartLine::fromXml(const QDomElement &qde) {
+	stylesFromXml(qde);
+	setLine(
+		QLineF(
+			mapFromScene(
+				qde.attribute("x1", "0").toDouble(),
+				qde.attribute("y1", "0").toDouble()
+			),
+			mapFromScene(
+				qde.attribute("x2", "0").toDouble(),
+				qde.attribute("y2", "0").toDouble()
+			)
+		)
+	);
+}
+
+QVariant PartLine::itemChange(GraphicsItemChange change, const QVariant &value) {
+	if (scene()) {
+		if (change == QGraphicsItem::ItemPositionChange || change == QGraphicsItem::ItemSelectedChange) {
+			informations -> updateForm();
+		}
+	}
+	return(QGraphicsLineItem::itemChange(change, value));
+}
+
+QPointF PartLine::sceneP1() const {
+	return(mapToScene(line().p1()));
+}
+
+QPointF PartLine::sceneP2() const {
+	return(mapToScene(line().p2()));
+}
+
+/*
+
+
+
+
+*/
+
+QPainterPath PartLine::shape() const {
+	QList<QPointF> points = fourShapePoints();
+	QPainterPath t;
+	t.setFillRule(Qt::WindingFill);
+	t.moveTo(points.at(0));
+	t.lineTo(points.at(1));
+	t.lineTo(points.at(2));
+	t.lineTo(points.at(3));
+	t.lineTo(points.at(0));
+	return(t);
+}
+
+/*
+QRectF PartLine::boundingRect() const {
+	QList<QPointF> points = fourShapePoints();
+	qreal min_x = points.first().x();
+	qreal max_x = points.first().x();
+	qreal min_y = points.first().y();
+	qreal max_y = points.first().y();
+	foreach(QPointF p, points) {
+		if (p.x() > max_x) max_x = p.x();
+		if (p.x() < min_x) min_x = p.x();
+		if (p.y() > max_y) max_y = p.y();
+		if (p.y() < min_y) min_y = p.y();
+	}
+	QRectF r;
+	r.setCoords(min_x, min_y, max_x, max_y);
+	return(r);
+}
+*/
+/**
+	@return une liste contenant les deux points de la droite + les 4 points entourant ces deux points
+*/
+QList<QPointF> PartLine::fourShapePoints() const {
+	// on a donc A(xa , ya) et B(xb, yb)
+	QPointF a = line().p1();
+	QPointF b = line().p2();
+	
+	// on calcule le vecteur AB : (xb-xa, yb-ya)
+	QPointF v_ab = b - a;
+	
+	// et la distance AB : racine des coordonnees du vecteur au carre
+	qreal ab = sqrt(pow(v_ab.x(), 2) + pow(v_ab.y(), 2));
+	
+	// ensuite on definit le vecteur u(a, b) qui est egal au vecteur AB divise
+	// par sa longueur et multiplie par la longueur de la marge  que tu veux
+	// laisser
+	QPointF u = v_ab / ab * 2.0;
+	
+	// on définit le vecteur v(-b , a)  qui est perpendiculaire ŕ AB
+	QPointF v(-u.y(), u.x());
+	QPointF m = -u + v; // on a le vecteur M = -u + v
+	QPointF n = -u - v; // et le vecteur N=-u-v
+	QPointF h =  a + m; // H = A + M
+	QPointF k =  a + n; // K = A + N
+	QPointF i =  b - n; // I = B - N
+	QPointF j =  b - m; // J = B - M
+	
+	QList<QPointF> result;
+	result << h << i << j << k;
+	return(result);
+}
+
+QRectF PartLine::boundingRect() const {
+	qreal adjust = 1.5;
+	QRectF r(QGraphicsLineItem::boundingRect());
+	r.adjust(-adjust, -adjust, adjust, adjust);
+	return(r);
+}
diff --git a/editor/partline.h b/editor/partline.h
new file mode 100644
index 000000000..13b56aa6d
--- /dev/null
+++ b/editor/partline.h
@@ -0,0 +1,37 @@
+#ifndef PART_LINE_H
+#define PART_LINE_H
+#include <QtGui>
+#include "customelementgraphicpart.h"
+class LineEditor;
+class PartLine : public QGraphicsLineItem, public CustomElementGraphicPart {
+	// constructeurs, destructeur
+	public:
+	PartLine(QGraphicsItem * = 0, QGraphicsScene * = 0);
+	virtual ~PartLine() {
+		qDebug() << "~PartLine()";
+	}
+	
+	private:
+	PartLine(const PartLine &);
+	
+	// attributs
+	private:
+	LineEditor *informations;
+	
+	// methodes
+	public:
+	virtual void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget * = 0);
+	virtual const QDomElement toXml(QDomDocument &) const;
+	virtual void fromXml(const QDomElement &);
+	virtual QPointF sceneP1() const;
+	virtual QPointF sceneP2() const;
+	virtual QPainterPath shape() const;
+	virtual QRectF boundingRect() const;
+	
+	protected:
+	QVariant itemChange(GraphicsItemChange, const QVariant &);
+	
+	private:
+	QList<QPointF> fourShapePoints() const;
+};
+#endif
diff --git a/editor/partpolygon.cpp b/editor/partpolygon.cpp
new file mode 100644
index 000000000..f26bab61b
--- /dev/null
+++ b/editor/partpolygon.cpp
@@ -0,0 +1,69 @@
+#include "partpolygon.h"
+#include "qet.h"
+#include "polygoneditor.h"
+PartPolygon::PartPolygon(QGraphicsItem *parent, QGraphicsScene *scene) : 
+	QGraphicsPolygonItem(parent, scene),
+	CustomElementGraphicPart(),
+	closed(false)
+{
+	setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
+	setAcceptedMouseButtons(Qt::LeftButton);
+	informations = new PolygonEditor(this);
+	style_editor -> appendWidget(informations);
+}
+
+void PartPolygon::fromXml(const QDomElement &qde) {
+	stylesFromXml(qde);
+	int i = 1;
+	while(true) {
+		if (
+			QET::attributeIsAReal(qde, QString("x%1").arg(i)) &&\
+			QET::attributeIsAReal(qde, QString("y%1").arg(i))
+		) ++ i;
+		else break;
+	}
+	
+	QPolygonF temp_polygon;
+	for (int j = 1 ; j < i ; ++ j) {
+		temp_polygon << QPointF(
+			qde.attribute(QString("x%1").arg(j)).toDouble(),
+			qde.attribute(QString("y%1").arg(j)).toDouble()
+		);
+	}
+	setPolygon(temp_polygon);
+	
+	closed = qde.attribute("closed") != "false";
+}
+
+const QDomElement PartPolygon::toXml(QDomDocument &xml_document) const {
+	QDomElement xml_element = xml_document.createElement("polygon");
+	int i = 1;
+	foreach(QPointF point, polygon()) {
+		xml_element.setAttribute(QString("x%1").arg(i), point.x());
+		xml_element.setAttribute(QString("y%1").arg(i), point.y());
+		++ i;
+	}
+	if (!closed) xml_element.setAttribute("closed", "false");
+	stylesToXml(xml_element);
+	return(xml_element);
+}
+
+void PartPolygon::paint(QPainter *painter, const QStyleOptionGraphicsItem */*q*/, QWidget */*w*/) {
+	applyStylesToQPainter(*painter);
+	QPen t = painter -> pen();
+	if (isSelected()) {
+		t.setColor(Qt::red);
+		painter -> setPen(t);
+	}
+	if (closed) painter -> drawPolygon(polygon());
+	else painter -> drawPolyline(polygon());
+}
+
+QVariant PartPolygon::itemChange(GraphicsItemChange change, const QVariant &value) {
+	if (scene()) {
+		if (change == QGraphicsItem::ItemPositionChange || change == QGraphicsItem::ItemSelectedChange) {
+			informations -> updateForm();
+		}
+	}
+	return(QGraphicsPolygonItem::itemChange(change, value));
+}
diff --git a/editor/partpolygon.h b/editor/partpolygon.h
new file mode 100644
index 000000000..edf0880af
--- /dev/null
+++ b/editor/partpolygon.h
@@ -0,0 +1,61 @@
+#ifndef PART_POLYGON_H
+#define PART_POLYGON_H
+#include <QtGui>
+#include "customelementgraphicpart.h"
+class PolygonEditor;
+class PartPolygon : public QGraphicsPolygonItem, public CustomElementGraphicPart {
+	// constructeurs, destructeur
+	public:
+	PartPolygon(QGraphicsItem * = 0, QGraphicsScene * = 0);
+	virtual ~PartPolygon() {
+		qDebug() << "~PartPolygon()";
+	}
+	
+	private:
+	PartPolygon(const PartPolygon &);
+	
+	// attributs
+	private:
+	bool closed;
+	PolygonEditor *informations;
+	
+	/**
+		constructeur
+		paint()
+		widget bidon pour l'edition
+		methode pour poser le polygone :
+			-mousePressEvent = pose un nouveau point
+			-mouseMoveEvent = deplace ce point
+			-mouveReleaseEvent = finalise ce point
+		utiliser QPolygonF ; memoriser le point en cours (tout comme le
+		partploygon en cours) et ne l'ajouter au qpolygonf que lors du
+		mouseReleaseEvent
+	*/
+	// methodes
+	public:
+	void fromXml(const QDomElement &);
+	const QDomElement toXml(QDomDocument &) const;
+	void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget *);
+	void setClosed(bool c);
+	bool isClosed() const;
+	
+	protected:
+	QVariant itemChange(GraphicsItemChange, const QVariant &);
+};
+/**
+	Specifie si le polygone doit etre ferme
+	@param c true pour un polygone ferme, false sinon
+*/
+inline void PartPolygon::setClosed(bool c) {
+	closed = c;
+}
+
+/**
+	Indique si le polygone est ferme
+	@return true si le polygone est ferme, false sinon
+*/
+inline bool PartPolygon::isClosed() const {
+	return(closed);
+}
+
+#endif
diff --git a/editor/partterminal.cpp b/editor/partterminal.cpp
new file mode 100644
index 000000000..4a547b9a7
--- /dev/null
+++ b/editor/partterminal.cpp
@@ -0,0 +1,117 @@
+#include "partterminal.h"
+#include "terminal.h"
+#include "terminaleditor.h"
+
+PartTerminal::PartTerminal(QGraphicsItem *parent, QGraphicsScene *scene) :
+	CustomElementPart(),
+	QGraphicsItem(parent, scene),
+	_orientation(QET::North)
+{
+	informations = new TerminalEditor(this);
+	updateSecondPoint();
+	setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
+	setZValue(100000);
+}
+
+PartTerminal::~PartTerminal() {
+	qDebug() << "~PartTerminal()";
+	delete informations;
+};
+
+void PartTerminal::fromXml(const QDomElement &xml_elmt) {
+	// lit la position de la borne
+	qreal term_x = 0.0, term_y = 0.0;
+	QET::attributeIsAReal(xml_elmt, "x", &term_x);
+	QET::attributeIsAReal(xml_elmt, "y", &term_y);
+	setPos(QPointF(term_x, term_y));
+	
+	// lit l'orientation de la borne
+	_orientation = QET::orientationFromString(xml_elmt.attribute("orientation"));
+	updateSecondPoint();
+}
+
+const QDomElement PartTerminal::toXml(QDomDocument &xml_document) const {
+	QDomElement xml_element = xml_document.createElement("terminal");
+	
+	// ecrit la position de la borne
+	xml_element.setAttribute("x", QString("%1").arg(pos().x()));
+	xml_element.setAttribute("y", QString("%1").arg(pos().y()));
+	
+	// ecrit l'orientation de la borne
+	xml_element.setAttribute("orientation", orientationToString(_orientation));
+	
+	return(xml_element);
+}
+
+QWidget *PartTerminal::elementInformations() {
+	return(informations);
+}
+
+void PartTerminal::paint(QPainter *p, const QStyleOptionGraphicsItem *, QWidget *) {
+	p -> save();
+	
+	// annulation des renderhints
+	p -> setRenderHint(QPainter::Antialiasing,          false);
+	p -> setRenderHint(QPainter::TextAntialiasing,      false);
+	p -> setRenderHint(QPainter::SmoothPixmapTransform, false);
+	
+	QPen t;
+	t.setWidthF(1.0);
+	
+	// dessin de la borne en rouge
+	t.setColor(Qt::red);
+	p -> setPen(t);
+	p -> drawLine(QPointF(0.0, 0.0), second_point);
+	
+	// dessin du point d'amarrage au conducteur en bleu
+	t.setColor(Terminal::couleur_neutre);
+	p -> setPen(t);
+	p -> setBrush(Terminal::couleur_neutre);
+	p -> drawPoint(QPointF(0.0, 0.0));
+	p -> restore();
+}
+
+QRectF PartTerminal::boundingRect() const {
+	QPointF p1, p2;
+	if (second_point.x() <= 0.0 && second_point.y() <= 0.0) {
+		p1 = second_point;
+		p2 = QPointF(0.0, 0.0);
+	} else {
+		p1 = QPointF(0.0, 0.0);
+		p2 = second_point;
+	}
+	QRectF br;
+	br.setTopLeft    (p1 - QPointF(2.0, 2.0));
+	br.setBottomRight(p2 + QPointF(2.0, 2.0));
+	return(br);
+}
+
+QET::Orientation PartTerminal::orientation() const {
+	return(_orientation);
+}
+
+void PartTerminal::setOrientation(QET::Orientation ori) {
+	prepareGeometryChange();
+	_orientation = ori;
+	updateSecondPoint();
+	informations -> updateForm();
+}
+
+QVariant PartTerminal::itemChange(GraphicsItemChange change, const QVariant &value) {
+	if (scene()) {
+		if (change == QGraphicsItem::ItemPositionChange || change == QGraphicsItem::ItemSelectedChange) {
+			informations -> updateForm();
+		}
+	}
+	return(QGraphicsItem::itemChange(change, value));
+}
+
+void PartTerminal::updateSecondPoint() {
+	qreal ts = 4.0; // terminal size
+	switch(_orientation) {
+		case QET::North: second_point = QPointF(0.0,  ts); break;
+		case QET::East : second_point = QPointF(-ts, 0.0); break;
+		case QET::South: second_point = QPointF(0.0, -ts); break;
+		case QET::West : second_point = QPointF(ts,  0.0); break;
+	}
+}
diff --git a/editor/partterminal.h b/editor/partterminal.h
new file mode 100644
index 000000000..00f49514d
--- /dev/null
+++ b/editor/partterminal.h
@@ -0,0 +1,37 @@
+#ifndef PART_TERMINAL_H
+#define PART_TERMINAL_H
+#include "customelementpart.h"
+#include "qet.h"
+#include <QtGui>
+class TerminalEditor;
+class PartTerminal : public CustomElementPart, public QGraphicsItem {
+	public:
+	// constructeurs, destructeur
+	PartTerminal(QGraphicsItem * = 0, QGraphicsScene * = 0);
+	virtual ~PartTerminal();
+	private:
+	PartTerminal(const PartTerminal &);
+	
+	// attributs
+	private:
+	QET::Orientation _orientation;
+	QPointF second_point;
+	TerminalEditor *informations;
+	
+	// methodes
+	public:
+	virtual void fromXml(const QDomElement &);
+	virtual const QDomElement toXml(QDomDocument &) const;
+	virtual QWidget *elementInformations();
+	virtual void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget *);
+	virtual QRectF boundingRect() const;
+	QET::Orientation orientation() const;
+	void setOrientation(QET::Orientation);
+	
+	protected:
+	QVariant itemChange(GraphicsItemChange, const QVariant &);
+	
+	private:
+	void updateSecondPoint();
+};
+#endif
diff --git a/editor/parttext.cpp b/editor/parttext.cpp
new file mode 100644
index 000000000..a49e8fb3f
--- /dev/null
+++ b/editor/parttext.cpp
@@ -0,0 +1,104 @@
+#include "parttext.h"
+#include "texteditor.h"
+
+PartText::PartText(QGraphicsItem *parent, QGraphicsScene *scene) : QGraphicsTextItem(parent, scene), CustomElementPart(), can_check_changes(true) {
+	setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
+	setPlainText(tr("T"));
+	infos = new TextEditor(this);
+}
+
+PartText::~PartText() {
+	qDebug() << "~PartText()";
+	delete infos;
+}
+
+void PartText::fromXml(const QDomElement &xml_element) {
+	bool ok;
+	int font_size = xml_element.attribute("size").toInt(&ok);
+	if (!ok || font_size < 1) font_size = 20;
+	
+	setFont(QFont(QString("Sans Serif"), font_size));
+	setPlainText(xml_element.attribute("text"));
+	setPos(
+		xml_element.attribute("x").toDouble(),
+		xml_element.attribute("y").toDouble()
+	);
+}
+
+const QDomElement PartText::toXml(QDomDocument &xml_document) const {
+	QDomElement xml_element = xml_document.createElement("text");
+	xml_element.setAttribute("x", QString("%1").arg(pos().x()));
+	xml_element.setAttribute("y", QString("%1").arg(pos().y()));
+	xml_element.setAttribute("text", toPlainText());
+	xml_element.setAttribute("size", font().pointSize());
+	return(xml_element);
+}
+
+QWidget *PartText::elementInformations() {
+	return(infos);
+}
+
+/**
+	Retourne la position du texte, l'origine etant le point en bas a gauche du
+	texte (et pas du cadre)
+	@return la position du texte
+*/
+QPointF PartText::pos() const {
+	return(QGraphicsTextItem::pos() + margin());
+}
+
+void PartText::setPos(const QPointF &left_corner_pos) {
+	QGraphicsTextItem::setPos(left_corner_pos - margin());
+}
+
+void PartText::setPos(qreal x, qreal y) {
+	QGraphicsTextItem::setPos(QPointF(x, y) - margin());
+}
+
+/**
+	@return Les coordonnees du point situe en bas a gauche du texte.
+*/
+QPointF PartText::margin() const {
+	QFont used_font = font();
+	QFontMetrics qfm(used_font);
+	QPointF margin(
+		(boundingRect().width () - qfm.width(toPlainText())) / 2.0,
+		((boundingRect().height() - used_font.pointSizeF()) / 3.0) + used_font.pointSizeF()
+	);
+	return(margin);
+}
+
+/**
+	Permet a l'element texte de redevenir deplacable a la fin de l'edition de texte
+	@param e Le QFocusEvent decrivant la perte de focus
+*/
+void PartText::focusOutEvent(QFocusEvent *e) {
+	QGraphicsTextItem::focusOutEvent(e);
+	setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
+}
+
+/**
+	Permet a l'element texte de devenir editable lorsqu'on double-clique dessus
+	@param e Le QGraphicsSceneMouseEvent qui decrit le double-clic
+*/
+void PartText::mouseDoubleClickEvent(QGraphicsSceneMouseEvent *e) {
+	setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable | QGraphicsItem::ItemIsFocusable);
+	setTextInteractionFlags(Qt::TextEditorInteraction);
+	QGraphicsTextItem::mouseDoubleClickEvent(e);
+	setFocus(Qt::MouseFocusReason);
+}
+
+QVariant PartText::itemChange(GraphicsItemChange change, const QVariant &value) {
+	if (scene() && can_check_changes) {
+		if (change == QGraphicsItem::ItemPositionChange || change == QGraphicsItem::ItemSelectedChange) {
+			infos -> updateForm();
+		}
+	}
+	return(QGraphicsTextItem::itemChange(change, value));
+}
+
+QRectF PartText::boundingRect() const {
+	QRectF r = QGraphicsTextItem::boundingRect();
+	r.adjust(0.0, -2.0, 0.0, 0.0);
+	return(r);
+}
diff --git a/editor/parttext.h b/editor/parttext.h
new file mode 100644
index 000000000..323d72355
--- /dev/null
+++ b/editor/parttext.h
@@ -0,0 +1,39 @@
+#ifndef PART_TEXT
+#define PART_TEXT
+#include <QtGui>
+#include "customelementgraphicpart.h"
+class TextEditor;
+class PartText : public QGraphicsTextItem, public CustomElementPart {
+	// constructeurs, destructeur
+	public:
+	PartText(QGraphicsItem * = 0, QGraphicsScene * = 0);
+	virtual ~PartText();
+	
+	private:
+	PartText(const PartText &);
+	
+	// attributs
+	TextEditor *infos;
+	
+	// methodes
+	public:
+	void fromXml(const QDomElement &);
+	const QDomElement toXml(QDomDocument &) const;
+	QWidget *elementInformations();
+	QPointF pos() const;
+	void setPos(const QPointF &);
+	void setPos(qreal, qreal);
+	
+	protected:
+	virtual void focusOutEvent(QFocusEvent *);
+	virtual void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *);
+	virtual QVariant itemChange(GraphicsItemChange, const QVariant &);
+	QRectF boundingRect() const;
+	
+	public:
+	bool can_check_changes;
+	
+	private:
+	QPointF margin() const;
+};
+#endif
diff --git a/editor/polygoneditor.cpp b/editor/polygoneditor.cpp
new file mode 100644
index 000000000..4415befb5
--- /dev/null
+++ b/editor/polygoneditor.cpp
@@ -0,0 +1,89 @@
+#include "polygoneditor.h"
+#include "partpolygon.h"
+
+/**
+	Constructeur
+	@param p Le polygone a editer
+	@param parent le Widget parent
+*/
+PolygonEditor::PolygonEditor(PartPolygon *p, QWidget *parent) :
+	QWidget(parent),
+	points_list(this),
+	close_polygon(tr("Polygone ferm\351"), this)
+{
+	part = p;
+	// prepare la liste de points
+	points_list.setColumnCount(2);
+	QStringList headers;
+	headers << tr("x") << tr("y");
+	points_list.setHeaderLabels(headers);
+	points_list.setRootIsDecorated(false);
+	updateForm();
+	
+	// layout
+	QVBoxLayout *layout = new QVBoxLayout(this);
+	layout -> addWidget(new QLabel(tr("Points du polygone :")));
+	layout -> addWidget(&points_list);
+	layout -> addWidget(&close_polygon);
+	
+	// connexions signaux/slots
+	connect(&close_polygon, SIGNAL(stateChanged(int)),                   this, SLOT(updatePolygonClosedState()));
+	connect(&points_list,   SIGNAL(itemChanged(QTreeWidgetItem *, int)), this, SLOT(validColumn(QTreeWidgetItem *, int)));
+}
+
+void PolygonEditor::updatePolygon() {
+	updatePolygonPoints();
+	updatePolygonClosedState();
+}
+
+void PolygonEditor::updatePolygonPoints() {
+	QVector<QPointF> points = getPointsFromTree();
+	if (points.count() < 2) {
+		QMessageBox::warning(
+			this,
+			tr("Erreur"),
+			tr("Le polygone doit comporter au moins deux points.")
+		);
+		return;
+	}
+	part -> setPolygon(points);
+}
+
+void PolygonEditor::updatePolygonClosedState() {
+	part -> setClosed(close_polygon.isChecked());
+}
+
+void PolygonEditor::updateForm() {
+	while(points_list.takeTopLevelItem(0));
+	foreach(QPointF point, part -> polygon()) {
+		point = part -> mapToScene(point);
+		QStringList qsl;
+		qsl << QString("%1").arg(point.x()) << QString("%1").arg(point.y());
+		QTreeWidgetItem *qtwi = new QTreeWidgetItem(qsl);
+		qtwi -> setFlags(Qt::ItemIsEnabled | Qt::ItemIsEditable | Qt::ItemIsSelectable);
+		points_list.addTopLevelItem(qtwi);
+	}
+	close_polygon.setChecked(part -> isClosed());
+}
+
+QVector<QPointF> PolygonEditor::getPointsFromTree() {
+	QVector<QPointF> points;
+	for(int i = 0 ; i < points_list.topLevelItemCount() ; ++ i) {
+		QTreeWidgetItem *qtwi = points_list.topLevelItem(i);
+		bool x_convert_ok, y_convert_ok;
+		qreal x = qtwi -> text(0).toDouble(&x_convert_ok);
+		qreal y = qtwi -> text(1).toDouble(&y_convert_ok);
+		if (!x_convert_ok || !y_convert_ok) continue;
+		points << part -> mapFromScene(QPointF(x, y));
+	}
+	return(points);
+}
+
+void PolygonEditor::validColumn(QTreeWidgetItem *qtwi, int column) {
+	bool convert_ok;
+	qtwi -> text(column).toDouble(&convert_ok);
+	if (convert_ok) {
+		points_list.closePersistentEditor(qtwi, column);
+		updatePolygonPoints();
+	} else points_list.openPersistentEditor(qtwi, column);
+}
diff --git a/editor/polygoneditor.h b/editor/polygoneditor.h
new file mode 100644
index 000000000..0e0b8588b
--- /dev/null
+++ b/editor/polygoneditor.h
@@ -0,0 +1,35 @@
+#ifndef POLYGON_EDITOR_H
+#define POLYGON_EDITOR_H
+#include <QtGui>
+class PartPolygon;
+class PolygonEditor : public QWidget {
+	
+	Q_OBJECT
+	
+	// constructeurs, destructeur
+	public:
+	PolygonEditor(PartPolygon *, QWidget * = 0);
+	~PolygonEditor() {
+		qDebug() << "~PolygonEditor()";
+	}
+	private:
+	PolygonEditor(const PolygonEditor &);
+	
+	// attributs
+	private:
+	PartPolygon *part;
+	QTreeWidget points_list;
+	QCheckBox close_polygon;
+	
+	// methodes
+	private:
+	QVector<QPointF> getPointsFromTree();
+	
+	public slots:
+	void updatePolygon();
+	void updatePolygonPoints();
+	void updatePolygonClosedState();
+	void updateForm();
+	void validColumn(QTreeWidgetItem *qtwi, int column);
+};
+#endif
diff --git a/editor/qet.cpp b/editor/qet.cpp
new file mode 100644
index 000000000..88563119c
--- /dev/null
+++ b/editor/qet.cpp
@@ -0,0 +1,125 @@
+#include "qet.h"
+
+/**
+	Permet de convertir une chaine de caracteres ("n", "s", "e" ou "w")
+	en orientation. Si la chaine fait plusieurs caracteres, seul le
+	premier est pris en compte. En cas d'incoherence, QET::North est
+	retourne.
+	@param s Chaine de caractere cense representer une orientation
+	@return l'orientation designee par la chaine de caractere
+*/
+QET::Orientation QET::orientationFromString(const QString &s) {
+	QChar c = s[0];
+	if (c == 'e') return(QET::East);
+	else if (c == 's') return(QET::South);
+	else if (c == 'w') return (QET::West);
+	else return(QET::North);
+}
+
+/**
+	@param o une orientation
+	@return une chaine de caractere representant l'orientation
+*/
+QString QET::orientationToString(QET::Orientation o) {
+	QString ret;
+	switch(o) {
+		case QET::North: ret = "n"; break;
+		case QET::East : ret = "e"; break;
+		case QET::South: ret = "s"; break;
+		case QET::West : ret = "w"; break;
+	}
+	return(ret);
+}
+
+/**
+	Indique si deux orientations de Borne sont sur le meme axe (Vertical / Horizontal).
+	@param a La premiere orientation de Borne
+	@param b La seconde orientation de Borne
+	@return Un booleen a true si les deux orientations de bornes sont sur le meme axe
+*/
+bool QET::surLeMemeAxe(QET::Orientation a, QET::Orientation b) {
+	if ((a == QET::North || a == QET::South) && (b == QET::North || b == QET::South)) return(true);
+	else if ((a == QET::East || a == QET::West) && (b == QET::East || b == QET::West)) return(true);
+	else return(false);
+}
+
+/**
+	Indique si une orientation de borne est horizontale (Est / Ouest).
+	@param a L'orientation de borne
+	@return True si l'orientation de borne est horizontale, false sinon
+*/
+bool QET::estHorizontale(QET::Orientation a) {
+	return(a == QET::East || a == QET::West);
+}
+
+/**
+	Indique si une orientation de borne est verticale (Nord / Sud).
+	@param a L'orientation de borne
+	@return True si l'orientation de borne est verticale, false sinon
+*/
+bool QET::estVerticale(QET::Orientation a) {
+	return(a == QET::North || a == QET::South);
+}
+
+/**
+	Permet de connaitre l'orientation suivante apres celle donnee en parametre.
+	Les orientations sont generalement presentees dans l'ordre suivant : Nord,
+	Est, Sud, Ouest.
+	@param o une orientation
+	@return l'orientation suivante
+*/
+QET::Orientation QET::nextOrientation(QET::Orientation o) {
+	if (o < 0 || o > 2) return(QET::North);
+	return((QET::Orientation)(o + 1));
+}
+
+/**
+	Permet de connaitre l'orientation precedant celle donnee en parametre.
+	Les orientations sont generalement presentees dans l'ordre suivant : Nord,
+	Est, Sud, Ouest.
+	@param o une orientation
+	@return l'orientation precedente
+*/
+QET::Orientation QET::previousOrientation(QET::Orientation o) {
+	if (o < 0 || o > 3) return(QET::North);
+	if (o == QET::North) return(QET::West);
+	return((QET::Orientation)(o - 1));
+}
+
+/**
+	Permet de savoir si l'attribut nom_attribut d'un element XML e est bien un
+	entier. Si oui, sa valeur est copiee dans entier.
+	@param e Element XML
+	@param nom_attribut Nom de l'attribut a analyser
+	@param entier Pointeur facultatif vers un entier
+	@return true si l'attribut est bien un entier, false sinon
+*/
+bool QET::attributeIsAnInteger(const QDomElement &e, QString nom_attribut, int *entier) {
+	// verifie la presence de l'attribut
+	if (!e.hasAttribute(nom_attribut)) return(false);
+	// verifie la validite de l'attribut
+	bool ok;
+	int tmp = e.attribute(nom_attribut).toInt(&ok);
+	if (!ok) return(false);
+	if (entier != NULL) *entier = tmp;
+	return(true);
+}
+
+/**
+	Permet de savoir si l'attribut nom_attribut d'un element XML e est bien un
+	reel. Si oui, sa valeur est copiee dans reel.
+	@param e Element XML
+	@param nom_attribut Nom de l'attribut a analyser
+	@param reel Pointeur facultatif vers un double
+	@return true si l'attribut est bien un reel, false sinon
+*/
+bool QET::attributeIsAReal(const QDomElement &e, QString nom_attribut, double *reel) {
+	// verifie la presence de l'attribut
+	if (!e.hasAttribute(nom_attribut)) return(false);
+	// verifie la validite de l'attribut
+	bool ok;
+	qreal tmp = e.attribute(nom_attribut).toDouble(&ok);
+	if (!ok) return(false);
+	if (reel != NULL) *reel = tmp;
+	return(true);
+}
diff --git a/editor/styleeditor.cpp b/editor/styleeditor.cpp
new file mode 100644
index 000000000..70724c91d
--- /dev/null
+++ b/editor/styleeditor.cpp
@@ -0,0 +1,121 @@
+#include "styleeditor.h"
+#include "customelementgraphicpart.h"
+
+StyleEditor::StyleEditor(CustomElementGraphicPart *p, QWidget *parent) : QWidget(parent), part(p) {
+	// couleur
+	color = new QButtonGroup(this);
+	color -> addButton(black_color = new QRadioButton(tr("Noir")),  CustomElementGraphicPart::BlackColor);
+	color -> addButton(white_color = new QRadioButton(tr("Blanc")), CustomElementGraphicPart::WhiteColor);
+	connect(color, SIGNAL(buttonClicked(int)), this, SLOT(updatePart()));
+	
+	// style
+	style = new QButtonGroup(this);
+	style -> addButton(normal_style = new QRadioButton(tr("Normal")),       CustomElementGraphicPart::NormalStyle);
+	style -> addButton(dashed_style = new QRadioButton(tr("Pointill\351")), CustomElementGraphicPart::DashedStyle);
+	style -> button(part -> lineStyle()) -> setChecked(true);
+	connect(style, SIGNAL(buttonClicked(int)), this, SLOT(updatePart()));
+	
+	// epaisseur
+	weight = new QButtonGroup(this);
+	weight -> addButton(none_weight   = new QRadioButton(tr("Nulle")),   CustomElementGraphicPart::NoneWeight);
+	weight -> addButton(thin_weight   = new QRadioButton(tr("Fine")),    CustomElementGraphicPart::ThinWeight);
+	weight -> addButton(normal_weight = new QRadioButton(tr("Normale")), CustomElementGraphicPart::NormalWeight);
+	connect(weight, SIGNAL(buttonClicked(int)), this, SLOT(updatePart()));
+	
+	// remplissage
+	filling = new QButtonGroup(this);
+	filling -> addButton(no_filling    = new QRadioButton(tr("Aucun")), CustomElementGraphicPart::NoneFilling );
+	filling -> addButton(black_filling = new QRadioButton(tr("Noir")),  CustomElementGraphicPart::BlackFilling);
+	filling -> addButton(white_filling = new QRadioButton(tr("Blanc")), CustomElementGraphicPart::WhiteFilling);
+	connect(filling, SIGNAL(buttonClicked(int)), this, SLOT(updatePart()));
+	
+	// antialiasing
+	antialiasing = new QCheckBox(tr("Antialiasing"));
+	connect(antialiasing, SIGNAL(stateChanged(int)), this, SLOT(updatePart()));
+	
+	updateForm();
+	
+	main_layout = new QVBoxLayout();
+	main_layout -> addWidget(antialiasing);
+	
+	main_layout -> addWidget(new QLabel("<u>" + tr("Trait :") + "</u> "));
+	
+	QHBoxLayout *color_layout = new QHBoxLayout();
+	color_layout -> addWidget(new QLabel(tr("Couleur : ")));
+	color_layout -> addWidget(black_color);
+	color_layout -> addWidget(white_color);
+	color_layout -> addStretch();
+	main_layout -> addItem(color_layout);
+	
+	QHBoxLayout *style_layout = new QHBoxLayout();
+	style_layout -> addWidget(new QLabel(tr("Style : ")));
+	style_layout -> addWidget(normal_style);
+	style_layout -> addWidget(dashed_style);
+	style_layout -> addStretch();
+	main_layout -> addItem(style_layout);
+	
+	QHBoxLayout *weight_layout = new QHBoxLayout();
+	weight_layout -> addWidget(new QLabel(tr("\311paisseur : ")));
+	weight_layout -> addWidget(none_weight);
+	weight_layout -> addWidget(thin_weight);
+	weight_layout -> addWidget(normal_weight);
+	weight_layout -> addStretch();
+	main_layout -> addItem(weight_layout);
+	
+	main_layout -> addWidget(new QLabel("<u>" + tr("Remplissage :") + "</u> "));
+	
+	QHBoxLayout *filling_layout = new QHBoxLayout();
+	filling_layout -> addWidget(no_filling);
+	filling_layout -> addWidget(black_filling);
+	filling_layout -> addWidget(white_filling);
+	filling_layout -> addStretch();
+	main_layout -> addItem(filling_layout);
+	
+	main_layout -> addStretch();
+	
+	setLayout(main_layout);
+}
+
+StyleEditor::~StyleEditor() {
+	qDebug() << "~StyleEditor()";
+}
+
+void StyleEditor::updatePart() {
+	// applique l'antialiasing
+	part -> setAntialiased(antialiasing -> isChecked());
+	
+	// applique la couleur
+	part -> setColor(static_cast<CEGP::Color>(color -> checkedId()));
+	
+	// applique le style
+	part -> setLineStyle(static_cast<CEGP::LineStyle>(style -> checkedId()));
+	
+	// applique l'epaisseur
+	part -> setLineWeight(static_cast<CEGP::LineWeight>(weight -> checkedId()));
+	
+	// applique le remplissage
+	part -> setFilling(static_cast<CEGP::Filling>(filling -> checkedId()));
+}
+
+void StyleEditor::updateForm() {
+	// lit l'antialiasing : deconnexion du slot pour eviter l'appel a updatePart()
+	disconnect(antialiasing, SIGNAL(stateChanged(int)), this, SLOT(updatePart()));
+	antialiasing -> setChecked(part -> antialiased());
+	connect(antialiasing, SIGNAL(stateChanged(int)), this, SLOT(updatePart()));
+	
+	// lit la couleur
+	color -> button(part -> color()) -> setChecked(true);
+	
+	// lit le style
+	style -> button(part -> lineStyle()) -> setChecked(true);
+	
+	// lit l'epaisseur
+	weight -> button(part -> lineWeight()) -> setChecked(true);
+	
+	// lit le remplissage
+	filling -> button(part -> filling()) -> setChecked(true);
+}
+
+void StyleEditor::appendWidget(QWidget *w) {
+	main_layout -> insertWidget(7, w);
+}
diff --git a/editor/styleeditor.h b/editor/styleeditor.h
new file mode 100644
index 000000000..0fc4e5773
--- /dev/null
+++ b/editor/styleeditor.h
@@ -0,0 +1,33 @@
+#ifndef STYLE_EDITOR_H
+#define STYLE_EDITOR_H
+#include <QtGui>
+class CustomElementGraphicPart;
+class StyleEditor : public QWidget {
+	Q_OBJECT
+	// constructeurs, destructeur
+	public:
+	StyleEditor(CustomElementGraphicPart *, QWidget * = 0);
+	virtual ~StyleEditor();
+	
+	private:
+	StyleEditor(const StyleEditor &);
+	
+	// attributs
+	private:
+	CustomElementGraphicPart *part;
+	QVBoxLayout *main_layout;
+	QButtonGroup *color, *style, *weight, *filling;
+	QRadioButton *black_color, *white_color, *normal_style, *dashed_style;
+	QRadioButton *none_weight, *thin_weight, *normal_weight, *no_filling;
+	QRadioButton *black_filling, *white_filling;
+	QCheckBox *antialiasing;
+	
+	//methodes
+	public:
+	void appendWidget(QWidget *w);
+	
+	public slots:
+	void updatePart();
+	void updateForm();
+};
+#endif
diff --git a/editor/terminaleditor.cpp b/editor/terminaleditor.cpp
new file mode 100644
index 000000000..911daed95
--- /dev/null
+++ b/editor/terminaleditor.cpp
@@ -0,0 +1,67 @@
+#include "terminaleditor.h"
+#include "partterminal.h"
+
+/**
+	Constructeur
+	@param term Borne a editer
+	@param parent QWidget parent de ce widget
+*/
+TerminalEditor::TerminalEditor(PartTerminal *term, QWidget *parent) : QWidget(parent) {
+	part = term;
+	
+	qle_x = new QLineEdit();
+	qle_y = new QLineEdit();
+	
+	orientation = new QComboBox();
+	orientation -> addItem(QIcon(":/ico/north.png"), tr("Nord"),  QET::North);
+	orientation -> addItem(QIcon(":/ico/east.png"),  tr("Est"),   QET::East);
+	orientation -> addItem(QIcon(":/ico/south.png"), tr("Sud"),   QET::South);
+	orientation -> addItem(QIcon(":/ico/west.png"),  tr("Ouest"), QET::West);
+	
+	QVBoxLayout *main_layout = new QVBoxLayout();
+	main_layout -> addWidget(new QLabel(tr("Postion : ")));
+	
+	QHBoxLayout *position = new QHBoxLayout();
+	position -> addWidget(new QLabel(tr("x : ")));
+	position -> addWidget(qle_x                 );
+	position -> addWidget(new QLabel(tr("y : ")));
+	position -> addWidget(qle_y                 );
+	main_layout -> addLayout(position);
+	
+	QHBoxLayout *ori = new QHBoxLayout();
+	ori -> addWidget(new QLabel(tr("Orientation : ")));
+	ori -> addWidget(orientation                     );
+	main_layout -> addLayout(ori);
+	main_layout -> addStretch();
+	setLayout(main_layout);
+	
+	connect(qle_x,       SIGNAL(textEdited(const QString &)), this, SLOT(updateTerminal()));
+	connect(qle_y,       SIGNAL(textEdited(const QString &)), this, SLOT(updateTerminal()));
+	connect(orientation, SIGNAL(activated(int)),              this, SLOT(updateTerminal()));
+	
+	updateForm();
+}
+
+/**
+	Destructeur
+*/
+TerminalEditor::~TerminalEditor() {
+	qDebug() << "~TerminalEditor()";
+};
+
+void TerminalEditor::updateTerminal() {
+	part -> setPos(qle_x -> text().toDouble(), qle_y -> text().toDouble());
+	part -> setOrientation(
+		static_cast<QET::Orientation>(
+			orientation -> itemData(
+				orientation -> currentIndex()
+			).toInt()
+		)
+	);
+}
+
+void TerminalEditor::updateForm() {
+	qle_x -> setText(QString("%1").arg(part -> pos().x()));
+	qle_y -> setText(QString("%1").arg(part -> pos().y()));
+	orientation -> setCurrentIndex(static_cast<int>(part -> orientation()));
+}
diff --git a/editor/terminaleditor.h b/editor/terminaleditor.h
new file mode 100644
index 000000000..12316d2d7
--- /dev/null
+++ b/editor/terminaleditor.h
@@ -0,0 +1,30 @@
+#ifndef TERMINAL_EDITOR_H
+#define TERMINAL_EDITOR_H
+#include <QtGui>
+class PartTerminal;
+/**
+	Cette classe represente un editeur de borne.
+	Elle permet d'editer a travers une interface graphique les
+		proprietes d'une borne d'element.
+*/
+class TerminalEditor : public QWidget {
+	Q_OBJECT
+	// Constructeurs, destructeur
+	public:
+	TerminalEditor(PartTerminal *, QWidget * = 0);
+	virtual ~TerminalEditor();
+	private:
+	TerminalEditor(const TerminalEditor &);
+	
+	// attributs
+	private:
+	PartTerminal *part;
+	QLineEdit *qle_x, *qle_y;
+	QComboBox *orientation;
+	
+	// methodes
+	public slots:
+	void updateTerminal();
+	void updateForm();
+};
+#endif
diff --git a/editor/texteditor.cpp b/editor/texteditor.cpp
new file mode 100644
index 000000000..d2cee729b
--- /dev/null
+++ b/editor/texteditor.cpp
@@ -0,0 +1,68 @@
+#include "texteditor.h"
+#include "parttext.h"
+
+/**
+	Constructeur
+	@param term Champ de texte a editer
+	@param parent QWidget parent de ce widget
+*/
+TextEditor::TextEditor(PartText *text, QWidget *parent) : QWidget(parent) {
+	part = text;
+	
+	qle_x     = new QLineEdit();
+	qle_y     = new QLineEdit();
+	qle_text  = new QLineEdit();
+	font_size = new QSpinBox();
+	font_size -> setRange(0, 144);
+	
+	QVBoxLayout *main_layout = new QVBoxLayout();
+	main_layout -> addWidget(new QLabel(tr("Postion : ")));
+	
+	QHBoxLayout *position = new QHBoxLayout();
+	position -> addWidget(new QLabel(tr("x : ")));
+	position -> addWidget(qle_x                 );
+	position -> addWidget(new QLabel(tr("y : ")));
+	position -> addWidget(qle_y                 );
+	main_layout -> addLayout(position);
+	
+	QHBoxLayout *fs = new QHBoxLayout();
+	fs -> addWidget(new QLabel(tr("Taille : ")));
+	fs -> addWidget(font_size);
+	main_layout -> addLayout(fs);
+	
+	QHBoxLayout *t = new QHBoxLayout();
+	t -> addWidget(new QLabel(tr("Texte : ")));
+	t -> addWidget(qle_text);
+	main_layout -> addLayout(t);
+	main_layout -> addStretch();
+	setLayout(main_layout);
+	
+	connect(qle_x,     SIGNAL(textEdited(const QString &)), this, SLOT(updateText()));
+	connect(qle_y,     SIGNAL(textEdited(const QString &)), this, SLOT(updateText()));
+	connect(qle_text,  SIGNAL(textEdited(const QString &)), this, SLOT(updateText()));
+	connect(font_size, SIGNAL(valueChanged(int)),           this, SLOT(updateText()));
+	
+	//updateForm();
+}
+
+/**
+	Destructeur
+*/
+TextEditor::~TextEditor() {
+	qDebug() << "~TextEditor()";
+}
+
+void TextEditor::updateText() {
+	part -> can_check_changes = false;
+	part -> setFont(QFont(part -> font().family(), font_size -> value()));
+	part -> setPlainText(qle_text -> text());
+	part -> setPos(qle_x -> text().toDouble(), qle_y -> text().toDouble());
+	part ->  can_check_changes = true;
+}
+
+void TextEditor::updateForm() {
+	qle_x -> setText(QString("%1").arg(part -> pos().x()));
+	qle_y -> setText(QString("%1").arg(part -> pos().y()));
+	qle_text -> setText(part -> toPlainText());
+	font_size -> setValue(part -> font().pointSize());
+}
diff --git a/editor/texteditor.h b/editor/texteditor.h
new file mode 100644
index 000000000..d312b6d53
--- /dev/null
+++ b/editor/texteditor.h
@@ -0,0 +1,30 @@
+#ifndef TEXT_EDITOR_H
+#define TEXT_EDITOR_H
+#include <QtGui>
+class PartText;
+/**
+	Cette classe represente un editeur de champ de texte non editable
+	Elle permet d'editer a travers une interface graphique les
+	proprietes d'un champ de texte non editable.
+*/
+class TextEditor : public QWidget {
+	Q_OBJECT
+	// Constructeurs, destructeur
+	public:
+	TextEditor(PartText *, QWidget * = 0);
+	virtual ~TextEditor();
+	private:
+	TextEditor(const TextEditor &);
+	
+	// attributs
+	private:
+	PartText *part;
+	QLineEdit *qle_x, *qle_y, *qle_text;
+	QSpinBox *font_size;
+	
+	// methodes
+	public slots:
+	void updateText();
+	void updateForm();
+};
+#endif
diff --git a/element.cpp b/element.cpp
index 380652a39..a03ed8133 100644
--- a/element.cpp
+++ b/element.cpp
@@ -123,14 +123,14 @@ QVariant Element::itemChange(GraphicsItemChange change, const QVariant &value) {
 	@param o la nouvelle orientation de l'objet
 	@return true si l'orientation a pu etre appliquee, false sinon
 */
-bool Element::setOrientation(Terminal::Orientation o) {
+bool Element::setOrientation(QET::Orientation o) {
 	// verifie que l'orientation demandee est acceptee
-	if (!acceptOrientation(o)) return(false);
+	if (!ori.accept(o)) return(false);
 	prepareGeometryChange();
 	// rotation en consequence et rafraichissement de l'element graphique
-	qreal rotation_value = 90.0 * (o - ori);
+	qreal rotation_value = 90.0 * (o - ori.current());
 	rotate(rotation_value);
-	ori = o;
+	ori.setCurrent(o);
 	update();
 	foreach(QGraphicsItem *qgi, children()) {
 		if (Terminal *p = qgraphicsitem_cast<Terminal *>(qgi)) p -> updateConducer();
@@ -353,8 +353,8 @@ bool Element::fromXml(QDomElement &e, QHash<int, Terminal *> &table_id_adr) {
 	setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
 	bool conv_ok;
 	int read_ori = e.attribute("orientation").toInt(&conv_ok);
-	if (!conv_ok || read_ori < 0 || read_ori > 3) read_ori = defaultOrientation();
-	setOrientation((Terminal::Orientation)read_ori);
+	if (!conv_ok || read_ori < 0 || read_ori > 3) read_ori = ori.defaultOrientation();
+	setOrientation((QET::Orientation)read_ori);
 	setSelected(e.attribute("selected") == "selected");
 	
 	return(true);
@@ -380,7 +380,7 @@ QDomElement Element::toXml(QDomDocument &document, QHash<Terminal *, int> &table
 	element.setAttribute("x", pos().x());
 	element.setAttribute("y", pos().y());
 	if (isSelected()) element.setAttribute("selected", "selected");
-	element.setAttribute("orientation", QString("%1").arg(orientation()));
+	element.setAttribute("orientation", QString("%1").arg(ori.current()));
 	
 	/* recupere le premier id a utiliser pour les bornes de cet element */
 	int id_terminal = 0;
diff --git a/element.h b/element.h
index 1a1efd389..5a7f0a87a 100644
--- a/element.h
+++ b/element.h
@@ -2,6 +2,7 @@
 #define ELEMENT_H
 #include <QtGui>
 #include "terminal.h"
+#include "orientationset.h"
 /**
 	Cette classe abstraite represente un element electrique.
 */
@@ -21,12 +22,7 @@ class Element : public QGraphicsItem {
 	enum { Type = UserType + 1000 };
 	
 	protected:
-	bool    ori_n;
-	bool    ori_s;
-	bool    ori_e;
-	bool    ori_w;
-	Terminal::Orientation ori_d;
-	Terminal::Orientation ori;
+	OrientationSet ori;
 	
 	private:
 	QSize   dimensions;
@@ -74,12 +70,8 @@ class Element : public QGraphicsItem {
 	virtual QDomElement toXml(QDomDocument &, QHash<Terminal *, int>&) const;
 	
 	// methodes d'acces aux possibilites d'orientation
-	Terminal::Orientation orientation() const;
-	Terminal::Orientation defaultOrientation() const;
-	bool acceptOrientation(Terminal::Orientation o) const;
-	Terminal::Orientation nextAcceptableOrientation() const;
-	Terminal::Orientation previousAcceptableOrientation() const;
-	bool setOrientation(Terminal::Orientation o);
+	bool setOrientation(QET::Orientation o);
+	const OrientationSet &orientation() const;
 	
 	protected:
 	void drawAxes(QPainter *, const QStyleOptionGraphicsItem *);
@@ -89,8 +81,6 @@ class Element : public QGraphicsItem {
 	bool peut_relier_ses_propres_terminals;
 	void drawSelection(QPainter *, const QStyleOptionGraphicsItem *);
 	void updatePixmap();
-	Terminal::Orientation nextOrientation(Terminal::Orientation o) const;
-	Terminal::Orientation previousOrientation(Terminal::Orientation o) const;
 	static QList<QDomElement> findInDomElement(QDomElement, QString, QString);
 };
 
@@ -117,85 +107,8 @@ inline void Element::setConnexionsInternesAcceptees(bool cia) {
 	Permet de connaitre l'orientation actuelle de l'element
 	@return L'orientation actuelle de l'element
 */
-inline Terminal::Orientation Element::orientation() const {
+inline const OrientationSet & Element::orientation() const {
 	return(ori);
 }
 
-/**
-	Permet de savoir si l'element peut etre positionne dans une orientation 
-	donnee.
-	@param o L'orientation en question
-	@return true si l'orientation est utilisable, false sinon
-*/
-inline bool Element::acceptOrientation(Terminal::Orientation o) const {
-	switch(o) {
-		case Terminal::Nord:  return(ori_n);
-		case Terminal::Est:   return(ori_e);
-		case Terminal::Sud:   return(ori_s);
-		case Terminal::Ouest: return(ori_w);
-		default: return(false);
-	}
-}
-
-/**
-	Permet de connaitre l'orientation par defaut de l'element
-	@return l'orientation par defaut de l'element
-*/
-inline Terminal::Orientation Element::defaultOrientation() const {
-	return(ori_d);
-}
-
-/**
-	Permet de connaitre la prochaine orientation autorisee pour cet element
-	@return la prochaine orientation autorisee pour cet element
-*/
-inline Terminal::Orientation Element::nextAcceptableOrientation() const {
-	Terminal::Orientation retour = nextOrientation(ori);
-	for (int i = 0 ; i < 4 ; ++ i) {
-		if (acceptOrientation(retour)) return(retour);
-		retour = nextOrientation(retour);
-	}
-	// on ne devrait pas arriver la : renvoi d'une valeur par defaut = nord
-	return(Terminal::Nord);
-}
-
-/**
-	Permet de connaitre la precedente orientation autorisee pour cet element
-	@return la precedente orientation autorisee pour cet element
-*/
-inline Terminal::Orientation Element::previousAcceptableOrientation() const {
-	Terminal::Orientation retour = previousOrientation(ori);
-	for (int i = 0 ; i < 4 ; ++ i) {
-		if (acceptOrientation(retour)) return(retour);
-		retour = previousOrientation(retour);
-	}
-	// on ne devrait pas arriver la : renvoi d'une valeur par defaut = nord
-	return(Terminal::Nord);
-}
-
-/**
-	Permet de connaitre l'orientation suivante apres celle donnee en parametre.
-	Les orientations sont generalement presentees dans l'ordre suivant : Nord,
-	Est, Sud, Ouest.
-	@param o une orientation
-	@return l'orientation suivante
-*/
-inline Terminal::Orientation Element::nextOrientation(Terminal::Orientation o) const {
-	if (o < 0 || o > 2) return(Terminal::Nord);
-	return((Terminal::Orientation)(o + 1));
-}
-
-/**
-	Permet de connaitre l'orientation precedant celle donnee en parametre.
-	Les orientations sont generalement presentees dans l'ordre suivant : Nord,
-	Est, Sud, Ouest.
-	@param o une orientation
-	@return l'orientation precedente
-*/
-inline Terminal::Orientation Element::previousOrientation(Terminal::Orientation o) const {
-	if (o < 0 || o > 3) return(Terminal::Nord);
-	if (o == Terminal::Nord) return(Terminal::Ouest);
-	return((Terminal::Orientation)(o - 1));
-}
-
 #endif
diff --git a/elementscategory.cpp b/elementscategory.cpp
index d5d6e6dc3..2d60031fb 100644
--- a/elementscategory.cpp
+++ b/elementscategory.cpp
@@ -135,3 +135,20 @@ bool ElementsCategory::remove() const {
 	return(rmdir(absolutePath()));
 }
 
+/**
+	@return true s'il est possible d'ecrire le fichier qet_directory dans la
+	categorie
+*/
+bool ElementsCategory::isWritable() const {
+	// informations sur le dossier de la categorie
+	QFileInfo category(canonicalPath());
+	QFileInfo qet_directory(canonicalPath() + "/.qet_directory");
+	/*
+	soit .qet_directory n'existe pas et le dossier est accessible en ecriture,
+	soit .qet_directory existe et est accessible en ecriture
+	*/
+	return(
+		(!qet_directory.exists() && category.isWritable()) ||\
+		(qet_directory.exists()  && qet_directory.isWritable())
+	);
+}
diff --git a/elementscategory.h b/elementscategory.h
index fb2194169..c8bf1bd13 100644
--- a/elementscategory.h
+++ b/elementscategory.h
@@ -28,6 +28,7 @@ class ElementsCategory : public QDir {
 	void addName(const QString &, const QString &);
 	bool write() const;
 	bool remove() const;
+	bool isWritable() const;
 	//bool move(const QString &new_parent);
 	
 	private:
diff --git a/elementscategoryeditor.cpp b/elementscategoryeditor.cpp
index 075570bc6..1172714f3 100644
--- a/elementscategoryeditor.cpp
+++ b/elementscategoryeditor.cpp
@@ -29,6 +29,16 @@ ElementsCategoryEditor::ElementsCategoryEditor(const QString &category_path, boo
 		names_list -> setNames(cat_names);
 		//names_list -> openPersistentEditor(qtwi, 1);
 	}
+	
+	// gestion de la lecture seule
+	if (!category -> isWritable()) {
+		QMessageBox::warning(
+			this,
+			tr("\311dition en lecture seule"),
+			tr("Vous n'avez pas les privil\350ges n\351cessaires pour modifier cette cat\351gorie. Elle sera donc ouverte en lecture seule.")
+		);
+		names_list -> setReadOnly(true);
+	}
 }
 
 /**
@@ -60,6 +70,8 @@ void ElementsCategoryEditor::buildDialog() {
 	categorie
 */
 void ElementsCategoryEditor::acceptCreation() {
+	if (!category -> isWritable()) QDialog::accept();
+	
 	// il doit y avoir au moins un nom
 	if (!names_list -> checkOneName()) return;
 	
@@ -83,6 +95,8 @@ void ElementsCategoryEditor::acceptCreation() {
 	categorie
 */
 void ElementsCategoryEditor::acceptUpdate() {
+	if (!category -> isWritable()) QDialog::accept();
+	
 	// il doit y avoir au moins un nom
 	if (!names_list -> checkOneName()) return;
 	
diff --git a/elementspanel.cpp b/elementspanel.cpp
index 737256adf..b056d4ce7 100644
--- a/elementspanel.cpp
+++ b/elementspanel.cpp
@@ -1,6 +1,8 @@
 #include "elementspanel.h"
-#include "customelement.h"
 #include "elementscategory.h"
+#include "elementscategoryeditor.h"
+#include "customelement.h"
+#include "customelementeditor.h"
 
 /**
 	Constructeur
@@ -33,6 +35,9 @@ ElementsPanel::ElementsPanel(QWidget *parent) :  QTreeWidget(parent) {
 	qp.setColor(QPalette::Highlight,       QColor("#678db2"));
 	qp.setColor(QPalette::HighlightedText, Qt::white);
 	setPalette(qp);
+	
+	// double-cliquer sur un element permet de l'editer
+	connect(this, SIGNAL(itemDoubleClicked(QTreeWidgetItem *, int)), this, SLOT(slot_doubleClick(QTreeWidgetItem *, int)));
 }
 
 /**
@@ -114,6 +119,7 @@ void ElementsPanel::addDir(QTreeWidgetItem *qtwi_parent, QString adr_dossier, QS
 	t.setColorAt(1, QColor("#ffffff"));
 	qtwi_dossier -> setBackground(0, QBrush(t));
 	qtwi_dossier -> setExpanded(true);
+	qtwi_dossier -> setData(0, 42, adr_dossier);
 	
 	// ajout des sous-categories / sous-dossiers
 	QStringList dossiers = category.entryList(QStringList(), QDir::AllDirs | QDir::NoSymLinks | QDir::NoDotAndDotDot, QDir::Name);
@@ -160,3 +166,25 @@ void ElementsPanel::reload() {
 	// chargement des elements de la collection utilisateur
 	addDir(invisibleRootItem(), QETApp::customElementsDir(), tr("Collection utilisateur"));
 }
+
+void ElementsPanel::slot_doubleClick(QTreeWidgetItem *qtwi, int) {
+	// recupere le fichier ou le dossier correspondant au QTreeWidgetItem
+	QString filename = qtwi -> data(0, 42).toString();
+	
+	// le fichier doit exister
+	QFileInfo infos_file(filename);
+	if (!infos_file.exists()) return;
+	
+	
+	if (infos_file.isFile()) {
+		// il s'agit d'un element
+		CustomElementEditor *cee = new CustomElementEditor();
+		cee -> fromFile(filename);
+		cee -> show();
+	} else if (infos_file.isDir()) {
+		// il s'agit d'une categorie
+		ElementsCategory c(filename);
+		ElementsCategoryEditor ece(filename, true);
+		if (ece.exec() == QDialog::Accepted) reload();
+	}
+}
diff --git a/elementspanel.h b/elementspanel.h
index 31e9f039a..c7bb510e9 100644
--- a/elementspanel.h
+++ b/elementspanel.h
@@ -24,6 +24,7 @@ class ElementsPanel : public QTreeWidget {
 	void addDir(QTreeWidgetItem *, QString, QString = QString());
 	
 	public slots:
+	void slot_doubleClick(QTreeWidgetItem *, int);
 	void dragMoveEvent(QDragMoveEvent *);
 	void dropEvent(QDropEvent *);
 	void startDrag(Qt::DropActions);
diff --git a/elementspanelwidget.cpp b/elementspanelwidget.cpp
index 83a3a989d..37df6a2e3 100644
--- a/elementspanelwidget.cpp
+++ b/elementspanelwidget.cpp
@@ -35,6 +35,6 @@ ElementsPanelWidget::~ElementsPanelWidget() {
 	Appelle l'assistant de creation de nouvel element
 */
 void ElementsPanelWidget::newElement() {
-	NewElementWizard *new_element_wizard = new NewElementWizard();
-	new_element_wizard -> exec();
+	NewElementWizard new_element_wizard;
+	new_element_wizard.exec();
 }
diff --git a/ico/add_col.png b/ico/add_col.png
new file mode 100755
index 000000000..02a70edf7
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diff --git a/ico/allowed.png b/ico/allowed.png
new file mode 100755
index 000000000..0e107887f
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diff --git a/ico/arc.png b/ico/arc.png
new file mode 100644
index 000000000..9ca8d2d2b
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diff --git a/ico/circle.png b/ico/circle.png
new file mode 100644
index 000000000..ea47ef865
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diff --git a/ico/east.png b/ico/east.png
new file mode 100644
index 000000000..3851c0cc5
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diff --git a/ico/ellipse.png b/ico/ellipse.png
new file mode 100644
index 000000000..93bea86d5
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diff --git a/ico/forbidden.png b/ico/forbidden.png
new file mode 100755
index 000000000..98674ef54
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diff --git a/ico/line.png b/ico/line.png
new file mode 100644
index 000000000..36e523fd0
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diff --git a/ico/north.png b/ico/north.png
new file mode 100644
index 000000000..0f13c06d6
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diff --git a/ico/orientations.png b/ico/orientations.png
new file mode 100644
index 000000000..9b982af54
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diff --git a/ico/polygon.png b/ico/polygon.png
new file mode 100644
index 000000000..cc558f3b3
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diff --git a/ico/remove_col.png b/ico/remove_col.png
new file mode 100755
index 000000000..9993b3740
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diff --git a/ico/south.png b/ico/south.png
new file mode 100644
index 000000000..e9fba42a7
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diff --git a/ico/terminal.png b/ico/terminal.png
new file mode 100644
index 000000000..436455af1
Binary files /dev/null and b/ico/terminal.png differ
diff --git a/ico/text.png b/ico/text.png
new file mode 100644
index 000000000..7ea4eb4c4
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diff --git a/ico/textfield.png b/ico/textfield.png
new file mode 100644
index 000000000..f4ef84c73
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diff --git a/ico/west.png b/ico/west.png
new file mode 100644
index 000000000..8b6cc8a26
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diff --git a/nameslistwidget.cpp b/nameslistwidget.cpp
index 605546db4..dbc94371c 100644
--- a/nameslistwidget.cpp
+++ b/nameslistwidget.cpp
@@ -4,7 +4,7 @@
 	Constructeur
 	@param parent QWidget parent de la liste de noms
 */
-NamesListWidget::NamesListWidget(QWidget *parent) : QWidget(parent) {
+NamesListWidget::NamesListWidget(QWidget *parent) : QWidget(parent), read_only(false) {
 	QVBoxLayout *names_list_layout = new QVBoxLayout();
 	setLayout(names_list_layout);
 	
@@ -32,6 +32,7 @@ NamesListWidget::~NamesListWidget() {
 */
 void NamesListWidget::addLine() {
 	clean();
+	if (read_only) return;
 	QTreeWidgetItem *qtwi = new QTreeWidgetItem();
 	qtwi -> setFlags(Qt::ItemIsEditable | Qt::ItemIsEnabled | Qt::ItemIsSelectable);
 	tree_names -> addTopLevelItem(qtwi);
@@ -45,8 +46,8 @@ bool NamesListWidget::checkOneName() {
 	if (!hash_names.count()) {
 		QMessageBox::critical(
 			this,
-			tr("La cat\351gorie doit avoir au moins un nom."),
-			tr("Vous devez entrer au moins un nom pour la cat\351gorie.")
+			tr("Il doit y avoir au moins un nom."),
+			tr("Vous devez entrer au moins un nom.")
 		);
 		return(false);
 	}
@@ -62,7 +63,7 @@ void NamesListWidget::updateHash() {
 	for (int i = 0 ; i < names_count ; ++ i) {
 		QString lang  = tree_names -> topLevelItem(i) -> text(0);
 		QString value = tree_names -> topLevelItem(i) -> text(1);
-		hash_names.addName(lang, value);
+		if (lang != "" && value != "") hash_names.addName(lang, value);
 	}
 }
 
@@ -95,7 +96,25 @@ void NamesListWidget::setNames(const NamesList &provided_names) {
 		QStringList values;
 		values << lang << value;
 		QTreeWidgetItem *qtwi = new QTreeWidgetItem(values);
-		qtwi -> setFlags(Qt::ItemIsEditable | Qt::ItemIsEnabled | Qt::ItemIsSelectable);
+		if (!read_only) qtwi -> setFlags(Qt::ItemIsEditable | Qt::ItemIsEnabled | Qt::ItemIsSelectable);
 		tree_names -> addTopLevelItem(qtwi);
 	}
 }
+
+void NamesListWidget::check() {
+	if (checkOneName()) emit(inputChecked());
+}
+
+void NamesListWidget::setReadOnly(bool ro) {
+	read_only = ro;
+	int names_count = tree_names -> topLevelItemCount() - 1;
+	for (int i = names_count ; i >= 0 ; -- i) {
+		Qt::ItemFlags flags = Qt::ItemIsEnabled | Qt::ItemIsSelectable;
+		if (!read_only) flags |= Qt::ItemIsEditable;
+		tree_names -> topLevelItem(i) -> setFlags(flags);
+	}
+}
+
+bool NamesListWidget::isReadOnly() const {
+	return(read_only);
+}
diff --git a/nameslistwidget.h b/nameslistwidget.h
index a7c478206..90c444eb2 100644
--- a/nameslistwidget.h
+++ b/nameslistwidget.h
@@ -22,12 +22,15 @@ class NamesListWidget : public QWidget {
 	QTreeWidget *tree_names;
 	QPushButton *button_add_line;
 	NamesList hash_names;
+	bool read_only;
 	
 	// methodes
 	public:
 	bool checkOneName();
 	NamesList names();
 	void setNames(const NamesList &);
+	void setReadOnly(bool);
+	bool isReadOnly() const;
 	
 	private:
 	void clean();
@@ -35,5 +38,9 @@ class NamesListWidget : public QWidget {
 	
 	public slots:
 	void addLine();
+	void check();
+	
+	signals:
+	void inputChecked();
 };
 #endif
diff --git a/newelementwizard.cpp b/newelementwizard.cpp
index 7c6c9057f..33c8044cd 100644
--- a/newelementwizard.cpp
+++ b/newelementwizard.cpp
@@ -2,8 +2,10 @@
 #include "elementscategorieswidget.h"
 #include "elementscategorieslist.h"
 #include "nameslistwidget.h"
+#include "orientationsetwidget.h"
 #include "diagram.h"
 #include "element.h"
+#include "customelementeditor.h"
 
 /**
 	Constructeur
@@ -76,6 +78,7 @@ void NewElementWizard::previous() {
 		case Names:
 			current_state = Filename;
 			step2 -> show();
+			qle_filename -> setFocus();
 			step3 -> hide();
 			break;
 		case Dimensions:
@@ -102,6 +105,7 @@ void NewElementWizard::next() {
 			current_state = Filename;
 			step1 -> hide();
 			step2 -> show();
+			qle_filename -> setFocus();
 			button_previous -> setEnabled(true);
 			break;
 		case Filename:
@@ -158,7 +162,9 @@ void NewElementWizard::buildStep2() {
 	explication2 -> setAlignment(Qt::AlignJustify | Qt::AlignVCenter);
 	explication2 -> setWordWrap(true);
 	step2_layout -> addWidget(explication1);
-	step2_layout -> addWidget(qle_filename = new QLineEdit());
+	qle_filename = new QLineEdit(tr("nouvel_element"));
+	qle_filename -> selectAll();
+	step2_layout -> addWidget(qle_filename);
 	step2_layout -> addWidget(explication2);
 	step2_layout -> addSpacing(100);
 	step2 -> setLayout(step2_layout);
@@ -266,37 +272,12 @@ void NewElementWizard::buildStep5() {
 	explication -> setAlignment(Qt::AlignJustify | Qt::AlignVCenter);
 	explication -> setWordWrap(true);
 	
-	#define MK_COMBO_BOX(a) a##_orientation = new QComboBox(); \
-	a##_orientation -> addItem(tr("Par d\351faut"), "d"); \
-	a##_orientation -> addItem(tr("Possible"),      "y"); \
-	a##_orientation -> addItem(tr("Impossible"),    "n");
-	
-	// 4 combo box
-	MK_COMBO_BOX(north)
-	MK_COMBO_BOX(east)
-	MK_COMBO_BOX(south)
-	MK_COMBO_BOX(west)
-	
-	#undef MK_COMBO_BOX
-	
-	east_orientation  -> setCurrentIndex(1);
-	south_orientation -> setCurrentIndex(1);
-	west_orientation  -> setCurrentIndex(1);
-	
-	QGridLayout *qgl = new QGridLayout();
-	qgl -> addWidget(new QLabel(tr("Nord :")),  0, 0);
-	qgl -> addWidget(north_orientation,         0, 1);
-	qgl -> addWidget(new QLabel(tr("Est :")),   1, 0);
-	qgl -> addWidget(east_orientation,          1, 1);
-	qgl -> addWidget(new QLabel(tr("Sud :")),   2, 0);
-	qgl -> addWidget(south_orientation,         2, 1);
-	qgl -> addWidget(new QLabel(tr("Ouest :")), 3, 0);
-	qgl -> addWidget(west_orientation,          3, 1);
+	orientation_set = new OrientationSetWidget();
 	
 	QVBoxLayout *step5_layout = new QVBoxLayout();
 	step5_layout -> addWidget(explication);
-	step5_layout -> addLayout(qgl);
-	step5_layout -> addSpacing(75);
+	step5_layout -> addWidget(orientation_set);
+	step5_layout -> addSpacing(25);
 	step5 -> setLayout(step5_layout);
 }
 
@@ -349,6 +330,7 @@ bool NewElementWizard::validStep2() {
 		return(answer == QMessageBox::Yes);
 	}
 	
+	chosen_file = dir_path + "/" + file_name;
 	return(true);
 }
 
@@ -377,19 +359,7 @@ bool NewElementWizard::validStep4() {
 	@return true si l'etape est validee, false sinon
 */
 bool NewElementWizard::validStep5() {
-	int nb_orientations = 0;
-	if (!north_orientation -> currentIndex()) ++ nb_orientations;
-	if (!east_orientation  -> currentIndex()) ++ nb_orientations;
-	if (!south_orientation -> currentIndex()) ++ nb_orientations;
-	if (!west_orientation  -> currentIndex()) ++ nb_orientations;
-	if (nb_orientations != 1) {
-		QMessageBox::critical(
-			this,
-			tr("Erreur"),
-			tr("Il doit y avoir exactement une orientation par d\351faut.")
-		);
-		return(false);
-	}
+	// l'editeur d'orientations se charge deja de valider tout ca
 	return(true);
 }
 
@@ -445,6 +415,12 @@ void NewElementWizard::updateHotspotLimits() {
 	Cree le nouvel element
 */
 void NewElementWizard::createNewElement() {
-	/// @todo
-	QMessageBox::warning(this, "Creation de l'element", "Not Implemented Yet");
+	CustomElementEditor *edit_new_element = new CustomElementEditor(parentWidget());
+	edit_new_element -> setSize(QSize(sb_width  -> value() * 10, sb_height -> value() * 10));
+	edit_new_element -> setHotspot(QPoint(sb_hotspot_x -> value(), sb_hotspot_y -> value()));
+	edit_new_element -> setNames(element_names -> names());
+	edit_new_element -> setOrientations(orientation_set -> orientationSet());
+	edit_new_element -> setFileName(chosen_file);
+	edit_new_element -> show();
+	accept();
 }
diff --git a/newelementwizard.h b/newelementwizard.h
index 3355e61e7..fdf6fa971 100644
--- a/newelementwizard.h
+++ b/newelementwizard.h
@@ -14,6 +14,7 @@
 */
 class ElementsCategoriesWidget;
 class NamesListWidget;
+class OrientationSetWidget;
 class Diagram;
 class NewElementWizard : public QDialog {
 	Q_OBJECT
@@ -38,6 +39,7 @@ class NewElementWizard : public QDialog {
 	QSpinBox *sb_hotspot_x;
 	QSpinBox *sb_hotspot_y;
 	NamesListWidget *element_names;
+	OrientationSetWidget *orientation_set;
 	QPushButton *button_previous;
 	QPushButton *button_next;
 	WizardState current_state;
@@ -47,6 +49,7 @@ class NewElementWizard : public QDialog {
 	QComboBox *east_orientation;
 	QComboBox *south_orientation;
 	QComboBox *west_orientation;
+	QString chosen_file;
 	
 	// methodes
 	private:
diff --git a/orientationset.cpp b/orientationset.cpp
new file mode 100644
index 000000000..4eb5c322a
--- /dev/null
+++ b/orientationset.cpp
@@ -0,0 +1,164 @@
+#include "orientationset.h"
+
+OrientationSet::OrientationSet() :
+	north_ori(true),
+	east_ori(true),
+	south_ori(true),
+	west_ori(true),
+	default_ori(QET::North),
+	current_ori(QET::North)
+{}
+
+bool OrientationSet::setNorth (bool ori) {
+	// pour desactiver une orientation, il doit y avoir au moins une autre orientation possible
+	bool can_set_ori = ori ? true : east_ori || south_ori || west_ori;
+	if (can_set_ori) {
+		north_ori = ori;
+		// en cas de desactivation d'une orientation, il faut verifier voire corriger les orientations courante et par defaut 
+		if (!ori) {
+			if (default_ori == QET::North) default_ori = next();
+			if (current_ori == QET::North) current_ori = next();
+		}
+	}
+	return(can_set_ori);
+}
+
+bool OrientationSet::setEast (bool ori) {
+	// pour desactiver une orientation, il doit y avoir au moins une autre orientation possible
+	bool can_set_ori = ori ? true : south_ori || west_ori || north_ori;
+	if (can_set_ori) {
+		east_ori = ori;
+		// en cas de desactivation d'une orientation, il faut verifier voire corriger les orientations courante et par defaut 
+		if (!ori) {
+			if (default_ori == QET::East) default_ori = next();
+			if (current_ori == QET::East) current_ori = next();
+		}
+	}
+	return(can_set_ori);
+}
+
+bool OrientationSet::setSouth (bool ori) {
+	// pour desactiver une orientation, il doit y avoir au moins une autre orientation possible
+	bool can_set_ori = ori ? true : west_ori || north_ori || east_ori;
+		if (can_set_ori) {
+		south_ori = ori;
+		// en cas de desactivation d'une orientation, il faut verifier voire corriger les orientations courante et par defaut 
+		if (!ori) {
+			if (default_ori == QET::South) default_ori = next();
+			if (current_ori == QET::South) current_ori = next();
+		}
+	}
+	return(can_set_ori);
+}
+
+bool OrientationSet::setWest (bool ori) {
+	// pour desactiver une orientation, il doit y avoir au moins une autre orientation possible
+	bool can_set_ori = ori ? true : north_ori || east_ori || south_ori;
+	if (can_set_ori) {
+		west_ori = ori;
+		// en cas de desactivation d'une orientation, il faut verifier voire corriger les orientations courante et par defaut 
+		if (!ori) {
+			if (default_ori == QET::West) default_ori = next();
+			if (current_ori == QET::West) current_ori = next();
+		}
+	}
+	return(can_set_ori);
+}
+
+bool OrientationSet::setCurrent(QET::Orientation ori) {
+	bool can_set_ori = accept(ori);
+	if (can_set_ori) current_ori = ori;
+	return(can_set_ori);
+}
+
+QET::Orientation OrientationSet::next() const {
+	QET::Orientation result = current_ori;
+	do result = QET::nextOrientation(result); while (!accept(result));
+	return(result);
+}
+
+QET::Orientation OrientationSet::previous() const {
+	QET::Orientation result = current_ori;
+	do result = QET::previousOrientation(result); while (!accept(result));
+	return(result);
+}
+
+const OrientationSet OrientationSet::operator++(int) {
+	OrientationSet before(*this);
+	setNext();
+	return(before);
+}
+
+const OrientationSet OrientationSet::operator--(int) {
+	OrientationSet before(*this);
+	setPrevious();
+	return(before);
+}
+
+/**
+	Permet de savoir si une orientation donnee peut etre utilisee.
+	@param o L'orientation en question
+	@return true si l'orientation est utilisable, false sinon
+*/
+bool OrientationSet::accept(QET::Orientation ori) const {
+	bool accepted_ori = false;
+	switch(ori) {
+		case QET::North: accepted_ori = north_ori; break;
+		case QET::East : accepted_ori = east_ori;  break;
+		case QET::South: accepted_ori = south_ori; break;
+		case QET::West : accepted_ori = west_ori;  break;
+	}
+	return(accepted_ori);
+}
+
+QET::Orientation OrientationSet::setNext() {
+	setCurrent(next());
+	return(current_ori);
+}
+
+QET::Orientation OrientationSet::setPrevious() {
+	setCurrent(previous());
+	return(current_ori);
+}
+
+const OrientationSet OrientationSet::operator++() {
+	setNext();
+	return(*this);
+}
+
+const OrientationSet OrientationSet::operator--() {
+	setPrevious();
+	return(*this);
+}
+
+bool OrientationSet::fromString(const QString &str) {
+	QRegExp osv("^([dyn])([dyn])([dyn])([dyn])$");	// osv : Orientation String Validator
+	if (osv.indexIn(str) == -1) return(false);
+	QStringList matches = osv.capturedTexts();
+	
+	// il doit y avoir exactement UN d dans les 4 lettres capturees
+	if (matches.count("d") != 1) return(false);
+	
+	bool *ori_pointers[4] = { &north_ori, &east_ori, &south_ori, &west_ori };
+	QET::Orientation ori_ints[4] = { QET::North, QET::East, QET::South, QET::West };
+	for(int i = 0 ; i < 4 ; ++ i) {
+		QString current = matches.at(i + 1);
+		if (current == "d") {
+			current_ori = default_ori = ori_ints[i];
+			current = "y";
+		}
+		*(ori_pointers[i]) = (current == "y");
+	}
+	return(true);
+}
+
+QString OrientationSet::toString() const {
+	bool ori_pointers[4] = { north_ori, east_ori, south_ori, west_ori };
+	QET::Orientation ori_ints[4] = { QET::North, QET::East, QET::South, QET::West };
+	QString result("");
+	for(int i = 0 ; i < 4 ; ++ i) {
+		if (default_ori == ori_ints[i]) result += "d";
+		else result += (ori_pointers[i] ? "y" : "n");
+	}
+	return(result);
+}
diff --git a/orientationset.h b/orientationset.h
new file mode 100644
index 000000000..94ddc43e6
--- /dev/null
+++ b/orientationset.h
@@ -0,0 +1,76 @@
+#ifndef ORIENTATION_SET_H
+#define ORIENTATION_SET_H
+#include "qet.h"
+class OrientationSet {
+	
+	// constructeurs, destructeur
+	public:
+	OrientationSet();
+	virtual ~OrientationSet() {};
+	
+	// attributs
+	private:
+	bool north_ori;
+	bool east_ori;
+	bool south_ori;
+	bool west_ori;
+	QET::Orientation default_ori;
+	QET::Orientation current_ori;
+	
+	// methodes
+	public:
+	bool north() const;
+	bool east() const;
+	bool south() const;
+	bool west() const;
+	bool setNorth(bool);
+	bool setEast(bool);
+	bool setSouth(bool);
+	bool setWest(bool);
+	QET::Orientation defaultOrientation() const;
+	void setDefaultOrientation(const QET::Orientation &);
+	QET::Orientation current() const;
+	bool setCurrent(QET::Orientation);
+	QET::Orientation next() const;
+	QET::Orientation previous() const;
+	QET::Orientation setNext();
+	QET::Orientation setPrevious();
+	bool accept(QET::Orientation) const;
+	const OrientationSet operator++(int);
+	const OrientationSet operator--(int);
+	const OrientationSet operator++();
+	const OrientationSet operator--();
+	bool fromString(const QString &);
+	QString toString() const;
+};
+
+inline bool OrientationSet::north() const {
+	return(north_ori);
+}
+
+inline bool OrientationSet::east() const {
+	return(east_ori);
+}
+
+inline bool OrientationSet::south() const {
+	return(south_ori);
+}
+
+inline bool OrientationSet::west() const {
+	return(west_ori);
+}
+
+inline void OrientationSet::setDefaultOrientation(const QET::Orientation& theValue) {
+	default_ori = theValue;
+	
+}
+
+inline QET::Orientation OrientationSet::defaultOrientation() const {
+	return(default_ori);
+}
+
+inline QET::Orientation OrientationSet::current() const {
+	return(current_ori);
+}
+
+#endif
diff --git a/orientationsetwidget.cpp b/orientationsetwidget.cpp
new file mode 100644
index 000000000..2bf17fa84
--- /dev/null
+++ b/orientationsetwidget.cpp
@@ -0,0 +1,111 @@
+#include "orientationsetwidget.h"
+
+OrientationSetWidget::OrientationSetWidget(QWidget *parent) : QWidget(parent) {
+	
+	default_radios = new QButtonGroup(this);
+	
+	#define MK_COMBO_BOX(a) a##_orientation = new QComboBox();\
+	a##_orientation -> addItem(QIcon(":/ico/allowed.png"), tr("Possible"), "y");\
+	a##_orientation -> addItem(QIcon(":/ico/forbidden.png"),tr("Impossible"), "n");\
+	connect(a##_orientation, SIGNAL(activated(int)), this, SLOT(updateOrientationSet()));\
+	a##_default = new QRadioButton();
+	
+	// 4 combo box, 4 boutons radios
+	MK_COMBO_BOX(north)
+	MK_COMBO_BOX(east)
+	MK_COMBO_BOX(south)
+	MK_COMBO_BOX(west)
+	
+	#undef MK_COMBO_BOX
+	
+	default_radios -> addButton(north_default, QET::North);
+	default_radios -> addButton(east_default,  QET::East);
+	default_radios -> addButton(south_default, QET::South);
+	default_radios -> addButton(west_default,  QET::West);
+	connect(default_radios, SIGNAL(buttonClicked(QAbstractButton *)), this, SLOT(slot_defaultChanged(QAbstractButton *)));
+	
+	// petites icones symbolisant les orientations
+	QLabel *north_pixmap = new QLabel(tr("Nord :"));
+	north_pixmap -> setPixmap(QPixmap(":/ico/north.png"));
+	QLabel *east_pixmap = new QLabel(tr("Est :"));
+	east_pixmap -> setPixmap(QPixmap(":/ico/east.png"));
+	QLabel *south_pixmap = new QLabel(tr("Sud :"));
+	south_pixmap -> setPixmap(QPixmap(":/ico/south.png"));
+	QLabel *west_pixmap = new QLabel(tr("Ouest :"));
+	west_pixmap -> setPixmap(QPixmap(":/ico/west.png"));
+	
+	QGridLayout *qgl = new QGridLayout(this);
+	qgl -> addWidget(new QLabel(tr("Par d\351faut")),   0, 3);
+	qgl -> addWidget(north_pixmap,                      1, 0);
+	qgl -> addWidget(new QLabel(tr("Nord :")),          1, 1);
+	qgl -> addWidget(north_orientation,                 1, 2);
+	qgl -> addWidget(north_default,                     1, 3, Qt::AlignHCenter);
+	qgl -> addWidget(east_pixmap,                       2, 0);
+	qgl -> addWidget(new QLabel(tr("Est :")),           2, 1);
+	qgl -> addWidget(east_orientation,                  2, 2);
+	qgl -> addWidget(east_default,                      2, 3, Qt::AlignHCenter);
+	qgl -> addWidget(south_pixmap,                      3, 0);
+	qgl -> addWidget(new QLabel(tr("Sud :")),           3, 1);
+	qgl -> addWidget(south_orientation,                 3, 2);
+	qgl -> addWidget(south_default,                     3, 3, Qt::AlignHCenter);
+	qgl -> addWidget(west_pixmap,                       4, 0);
+	qgl -> addWidget(new QLabel(tr("Ouest :")),         4, 1);
+	qgl -> addWidget(west_orientation,                  4, 2);
+	qgl -> addWidget(west_default,                      4, 3, Qt::AlignHCenter);
+	
+	// les combobox s'etendent autant que possible
+	qgl -> setColumnStretch(2, 1);
+	
+	// l'orientation par defaut par defaut est le Nord
+	north_default -> setChecked(true);
+	slot_defaultChanged(north_default);
+}
+
+OrientationSet OrientationSetWidget::orientationSet() const {
+	return(ori);
+}
+
+void OrientationSetWidget::setOrientationSet(const OrientationSet &os) {
+	ori = os;
+	updateForm();
+}
+
+void OrientationSetWidget::slot_defaultChanged(QAbstractButton *button) {
+	if      (button == north_default) north_orientation -> setCurrentIndex(0);
+	else if (button == east_default)  east_orientation  -> setCurrentIndex(0);
+	else if (button == south_default) south_orientation -> setCurrentIndex(0);
+	else if (button == west_default)  west_orientation  -> setCurrentIndex(0);
+	
+	north_orientation -> setEnabled(button != north_default);
+	east_orientation  -> setEnabled(button != east_default);
+	south_orientation -> setEnabled(button != south_default);
+	west_orientation  -> setEnabled(button != west_default);
+	
+	updateOrientationSet();
+}
+
+void OrientationSetWidget::updateOrientationSet() {
+	ori.setNorth(!north_orientation -> currentIndex());
+	ori.setEast (!east_orientation  -> currentIndex());
+	ori.setSouth(!south_orientation -> currentIndex());
+	ori.setWest (!west_orientation  -> currentIndex());
+	ori.setDefaultOrientation(static_cast<QET::Orientation>(default_radios -> checkedId()));
+}
+
+void OrientationSetWidget::updateForm() {
+	north_orientation -> setCurrentIndex(ori.north() ? 0 : 1);
+	east_orientation  -> setCurrentIndex(ori.east()  ? 0 : 1);
+	south_orientation -> setCurrentIndex(ori.south() ? 0 : 1);
+	west_orientation  -> setCurrentIndex(ori.west()  ? 0 : 1);
+	QRadioButton *default_button = NULL;
+	switch(ori.defaultOrientation()) {
+		case QET::North: default_button = north_default; break;
+		case QET::East : default_button = east_default ; break;
+		case QET::South: default_button = south_default; break;
+		case QET::West : default_button = west_default ; break;
+	}
+	if (default_button != NULL) {
+		default_button -> setChecked(true);
+		slot_defaultChanged(default_button);
+	}
+}
diff --git a/orientationsetwidget.h b/orientationsetwidget.h
new file mode 100644
index 000000000..bc50223e9
--- /dev/null
+++ b/orientationsetwidget.h
@@ -0,0 +1,40 @@
+#ifndef ORIENTATION_SET_WIDGET_H
+#define ORIENTATION_SET_WIDGET_H
+#include <QtGui>
+#include "orientationset.h"
+class OrientationSetWidget : public QWidget {
+	Q_OBJECT
+	// constructeurs, destructeur
+	public:
+	OrientationSetWidget(QWidget * = 0);
+	virtual ~OrientationSetWidget() {};
+	
+	private:
+	OrientationSetWidget(const OrientationSetWidget &);
+	
+	// attributs
+	private:
+	OrientationSet ori;
+	QComboBox *north_orientation;
+	QComboBox *east_orientation;
+	QComboBox *south_orientation;
+	QComboBox *west_orientation;
+	QRadioButton *north_default;
+	QRadioButton *east_default;
+	QRadioButton *south_default;
+	QRadioButton *west_default;
+	QButtonGroup *default_radios;
+	
+	// methodes
+	public:
+	OrientationSet orientationSet() const;
+	void setOrientationSet(const OrientationSet &);
+	
+	private:
+	void updateForm();
+	
+	public slots:
+	void slot_defaultChanged(QAbstractButton *);
+	void updateOrientationSet();
+};
+#endif
diff --git a/qelectrotech.pro b/qelectrotech.pro
index 198e77019..df9740a8c 100644
--- a/qelectrotech.pro
+++ b/qelectrotech.pro
@@ -1,11 +1,11 @@
 ######################################################################
-# Automatically generated by qmake (2.01a) ven. avr. 6 18:45:47 2007
+# Automatically generated by qmake (2.01a) dim. avr. 29 22:04:08 2007
 ######################################################################
 
 TEMPLATE = app
 TARGET = 
-DEPENDPATH += . lang
-INCLUDEPATH += .
+DEPENDPATH += . editor lang
+INCLUDEPATH += . editor
 
 # Input
 HEADERS += aboutqet.h \
@@ -28,8 +28,28 @@ HEADERS += aboutqet.h \
            nameslist.h \
            nameslistwidget.h \
            newelementwizard.h \
+           qet.h \
            qetapp.h \
-           terminal.h
+           terminal.h \
+           editor/customelementeditor.h \
+           editor/customelementgraphicpart.h \
+           editor/customelementpart.h \
+           editor/editorscene.h \
+           editor/ellipseeditor.h \
+           editor/lineeditor.h \
+           editor/partellipse.h \
+           editor/partline.h \
+           editor/styleeditor.h \
+           editor/partcircle.h \
+           editor/circleeditor.h \
+           orientationset.h \
+           orientationsetwidget.h \
+           editor/partpolygon.h \
+           editor/polygoneditor.h \
+           editor/partterminal.h \
+           editor/terminaleditor.h \
+ editor/parttext.h \
+ editor/texteditor.h
 SOURCES += aboutqet.cpp \
            borderinset.cpp \
            conducer.cpp \
@@ -52,9 +72,27 @@ SOURCES += aboutqet.cpp \
            nameslistwidget.cpp \
            newelementwizard.cpp \
            qetapp.cpp \
-           terminal.cpp
+           terminal.cpp \
+           editor/customelementeditor.cpp \
+           editor/customelementgraphicpart.cpp \
+           editor/customelementpart.cpp \
+           editor/editorscene.cpp \
+           editor/ellipseeditor.cpp \
+           editor/lineeditor.cpp \
+           editor/partellipse.cpp \
+           editor/partline.cpp \
+           editor/styleeditor.cpp \
+           editor/qet.cpp \
+           editor/partcircle.cpp \
+           editor/circleeditor.cpp \
+           orientationset.cpp \
+           orientationsetwidget.cpp \
+           editor/partpolygon.cpp \
+           editor/polygoneditor.cpp \
+           editor/partterminal.cpp \
+           editor/terminaleditor.cpp \
+ editor/parttext.cpp \
+ editor/texteditor.cpp
 RESOURCES += qelectrotech.qrc
 TRANSLATIONS += lang/qet_en.ts lang/qt_fr.ts
-CONFIG += debug warn_on
 QT += xml
-
diff --git a/qelectrotech.qrc b/qelectrotech.qrc
index 42fc91d8c..87423359d 100644
--- a/qelectrotech.qrc
+++ b/qelectrotech.qrc
@@ -2,39 +2,56 @@
 <qresource>
     <file>ico/qet.png</file>
 	<file>ico/qelectrotech.png</file>
+	<file>ico/allowed.png</file>
+	<file>ico/add_col.png</file>
+	<file>ico/arc.png</file>
 	<file>ico/button_cancel.png</file>
 	<file>ico/button_ok.png</file>
+	<file>ico/circle.png</file>
 	<file>ico/configure.png</file>
 	<file>ico/copy.png</file>
 	<file>ico/cut.png</file>
 	<file>ico/delete.png</file>
+	<file>ico/east.png</file>
 	<file>ico/editdelete.png</file>
+	<file>ico/ellipse.png</file>
 	<file>ico/entrer_fs.png</file>
 	<file>ico/exit.png</file>
 	<file>ico/export.png</file>
 	<file>ico/fileclose.png</file>
+	<file>ico/forbidden.png</file>
 	<file>ico/import.png</file>
 	<file>ico/info.png</file>
+	<file>ico/line.png</file>
 	<file>ico/masquer.png</file>
 	<file>ico/move.png</file>
 	<file>ico/new.png</file>
+	<file>ico/north.png</file>
 	<file>ico/open.png</file>
+	<file>ico/orientations.png</file>
 	<file>ico/paste.png</file>
 	<file>ico/pivoter.png</file>
+	<file>ico/polygon.png</file>
 	<file>ico/print.png</file>
 	<file>ico/qt.png</file>
 	<file>ico/redo.png</file>
 	<file>ico/reload.png</file>
+	<file>ico/remove_col.png</file>
 	<file>ico/restaurer.png</file>
 	<file>ico/saveas.png</file>
 	<file>ico/save.png</file>
 	<file>ico/select.png</file>
 	<file>ico/sortir_fs.png</file>
+	<file>ico/south.png</file>
+	<file>ico/terminal.png</file>
+	<file>ico/text.png</file>
+	<file>ico/textfield.png</file>
 	<file>ico/toolbars.png</file>
 	<file>ico/undo.png</file>
 	<file>ico/viewmagfit.png</file>
 	<file>ico/viewmag-.png</file>
 	<file>ico/viewmag.png</file>
 	<file>ico/viewmag+.png</file>
+	<file>ico/west.png</file>
 </qresource>
 </RCC>
diff --git a/qet.h b/qet.h
new file mode 100644
index 000000000..1341c994f
--- /dev/null
+++ b/qet.h
@@ -0,0 +1,21 @@
+#ifndef _QET_H
+#define _QET_H
+#include <QtXml>
+/**
+	Ce fichier contient des fonctions utiles pouvant etre appelees depuis
+	n'importe ou. Il contient egalement des enums utilises dans plusieurs
+	classes de l'application
+*/
+namespace QET {
+	enum Orientation {North, East, South, West};
+	QET::Orientation nextOrientation(QET::Orientation);
+	QET::Orientation previousOrientation(QET::Orientation);
+	QET::Orientation orientationFromString(const QString &);
+	QString orientationToString(QET::Orientation);
+	bool surLeMemeAxe(QET::Orientation, QET::Orientation);
+	bool estHorizontale(QET::Orientation);
+	bool estVerticale(QET::Orientation);
+	bool attributeIsAnInteger(const QDomElement &, QString , int * = NULL);
+	bool attributeIsAReal(const QDomElement &, QString , double * = NULL);
+}
+#endif
diff --git a/qetapp.cpp b/qetapp.cpp
index dabfaa087..4cd9dfbd0 100644
--- a/qetapp.cpp
+++ b/qetapp.cpp
@@ -221,8 +221,8 @@ void QETApp::actions() {
 	supprimer         = new QAction(QIcon(":/ico/delete.png"),     tr("Supprimer"),                            this);
 	pivoter           = new QAction(QIcon(":/ico/pivoter.png"),    tr("Pivoter"),                              this);
 	infos_diagram     = new QAction(QIcon(":/ico/info.png"),       tr("Informations sur le sch\351ma"),        this);
-	add_column        = new QAction(                               tr("Ajouter une colonne"),                  this);
-	remove_column     = new QAction(                               tr("Enlever une colonne"),                  this);
+	add_column        = new QAction(QIcon(":/ico/add_col.png"),    tr("Ajouter une colonne"),                  this);
+	remove_column     = new QAction(QIcon(":/ico/remove_col.png"), tr("Enlever une colonne"),                  this);
 	expand_diagram    = new QAction(                               tr("Agrandir le sch\351ma"),                this);
 	shrink_diagram    = new QAction(                               tr("R\351tr\351cir le sch\351ma"),          this);
 	
diff --git a/terminal.cpp b/terminal.cpp
index 02ba717a7..b032c81a2 100644
--- a/terminal.cpp
+++ b/terminal.cpp
@@ -3,27 +3,32 @@
 #include "element.h"
 #include "conducer.h"
 
+QColor Terminal::couleur_neutre   = QColor(Qt::blue);
+QColor Terminal::couleur_autorise = QColor(Qt::darkGreen);
+QColor Terminal::couleur_prudence = QColor("#ff8000");
+QColor Terminal::couleur_interdit = QColor(Qt::red);
+
 /**
 	Fonction privee pour initialiser la borne.
 	@param pf  position du point d'amarrage pour un conducteur
 	@param o   orientation de la borne : Qt::Horizontal ou Qt::Vertical
 */
-void Terminal::initialise(QPointF pf, Terminal::Orientation o) {
+void Terminal::initialise(QPointF pf, QET::Orientation o) {
 	// definition du pount d'amarrage pour un conducteur
 	amarrage_conducer  = pf;
 	
 	// definition de l'orientation de la terminal (par defaut : sud)
-	if (o < Terminal::Nord || o > Terminal::Ouest) sens = Terminal::Sud;
+	if (o < QET::North || o > QET::West) sens = QET::South;
 	else sens = o;
 	
 	// calcul de la position du point d'amarrage a l'element
 	amarrage_elmt = amarrage_conducer;
 	switch(sens) {
-		case Terminal::Nord  : amarrage_elmt += QPointF(0, TAILLE_BORNE);  break;
-		case Terminal::Est   : amarrage_elmt += QPointF(-TAILLE_BORNE, 0); break;
-		case Terminal::Ouest : amarrage_elmt += QPointF(TAILLE_BORNE, 0);  break;
-		case Terminal::Sud   :
-		default           : amarrage_elmt += QPointF(0, -TAILLE_BORNE);
+		case QET::North: amarrage_elmt += QPointF(0, TAILLE_BORNE);  break;
+		case QET::East : amarrage_elmt += QPointF(-TAILLE_BORNE, 0); break;
+		case QET::West : amarrage_elmt += QPointF(TAILLE_BORNE, 0);  break;
+		case QET::South:
+		default        : amarrage_elmt += QPointF(0, -TAILLE_BORNE);
 	}
 	
 	// par defaut : pas de conducteur
@@ -36,18 +41,16 @@ void Terminal::initialise(QPointF pf, Terminal::Orientation o) {
 	setAcceptedMouseButtons(Qt::LeftButton);
 	hovered = false;
 	setToolTip("Terminal");
-	couleur_neutre   = QColor(Qt::blue);
-	couleur_autorise = QColor(Qt::darkGreen);
-	couleur_prudence = QColor("#ff8000");
-	couleur_interdit = QColor(Qt::red);
-	couleur_hovered  = couleur_neutre;
 }
 
 /**
 	Constructeur par defaut
 */
-Terminal::Terminal() : QGraphicsItem(0, 0) {
-	initialise(QPointF(0.0, 0.0), Terminal::Sud);
+Terminal::Terminal() :
+	QGraphicsItem(0, 0),
+	couleur_hovered(Terminal::couleur_neutre)
+{
+	initialise(QPointF(0.0, 0.0), QET::South);
 	diagram_scene = 0;
 }
 
@@ -58,7 +61,10 @@ Terminal::Terminal() : QGraphicsItem(0, 0) {
 	@param e   Element auquel cette borne appartient
 	@param s   Scene sur laquelle figure cette borne
 */
-Terminal::Terminal(QPointF pf, Terminal::Orientation o, Element *e, Diagram *s) : QGraphicsItem(e, s) {
+Terminal::Terminal(QPointF pf, QET::Orientation o, Element *e, Diagram *s) :
+	QGraphicsItem(e, s),
+	couleur_hovered(Terminal::couleur_neutre)
+{
 	initialise(pf, o);
 	diagram_scene = s;
 }
@@ -71,7 +77,10 @@ Terminal::Terminal(QPointF pf, Terminal::Orientation o, Element *e, Diagram *s)
 	@param e    Element auquel cette borne appartient
 	@param s    Scene sur laquelle figure cette borne
 */
-Terminal::Terminal(qreal pf_x, qreal pf_y, Terminal::Orientation o, Element *e, Diagram *s) : QGraphicsItem(e, s) {
+Terminal::Terminal(qreal pf_x, qreal pf_y, QET::Orientation o, Element *e, Diagram *s) :
+	QGraphicsItem(e, s),
+	couleur_hovered(Terminal::couleur_neutre)
+{
 	initialise(QPointF(pf_x, pf_y), o);
 }
 
@@ -93,19 +102,18 @@ Terminal::~Terminal() {
 	pivote. Sinon elle renvoie son sens normal.
 	@return L'orientation actuelle de la Terminal.
 */
-Terminal::Orientation Terminal::orientation() const {
-	//true pour une orientation verticale, false pour une orientation horizontale
+QET::Orientation Terminal::orientation() const {
 	if (Element *elt = qgraphicsitem_cast<Element *>(parentItem())) {
 		// orientations actuelle et par defaut de l'element
-		Terminal::Orientation ori_cur = elt -> orientation();
-		Terminal::Orientation ori_def = elt -> defaultOrientation();
+		QET::Orientation ori_cur = elt -> orientation().current();
+		QET::Orientation ori_def = elt -> orientation().defaultOrientation();
 		if (ori_cur == ori_def) return(sens);
 		else {
 			// calcul l'angle de rotation implique par l'orientation de l'element parent
 			// angle de rotation de la borne sur la scene, divise par 90
 			int angle = ori_cur - ori_def + sens;
 			while (angle >= 4) angle -= 4;
-			return((Terminal::Orientation)angle);
+			return((QET::Orientation)angle);
 		}
 	} else return(sens);
 }
@@ -410,7 +418,7 @@ bool Terminal::valideXml(QDomElement &terminal) {
 	// parse l'orientation
 	int terminal_or = terminal.attribute("orientation").toInt(&conv_ok);
 	if (!conv_ok) return(false);
-	if (terminal_or != Terminal::Nord && terminal_or != Terminal::Sud && terminal_or != Terminal::Est && terminal_or != Terminal::Ouest) return(false);
+	if (terminal_or != QET::North && terminal_or != QET::South && terminal_or != QET::East && terminal_or != QET::West) return(false);
 	
 	// a ce stade, la borne est syntaxiquement correcte
 	return(true);
diff --git a/terminal.h b/terminal.h
index 9dddec00f..2cc97aebc 100644
--- a/terminal.h
+++ b/terminal.h
@@ -3,6 +3,7 @@
 #define TAILLE_BORNE 4
 #include <QtGui>
 #include <QtXml>
+#include "qet.h"
 class Conducer;
 class Diagram;
 class Element;
@@ -14,10 +15,9 @@ class Terminal : public QGraphicsItem {
 	
 	// constructeurs, destructeur
 	public:
-	enum Orientation {Nord, Est, Sud, Ouest};
 	Terminal();
-	Terminal(QPointF,      Terminal::Orientation, Element * = 0, Diagram * = 0);
-	Terminal(qreal, qreal, Terminal::Orientation, Element * = 0, Diagram * = 0);
+	Terminal(QPointF,      QET::Orientation, Element * = 0, Diagram * = 0);
+	Terminal(qreal, qreal, QET::Orientation, Element * = 0, Diagram * = 0);
 	virtual ~Terminal();
 	
 	private:
@@ -39,7 +39,7 @@ class Terminal : public QGraphicsItem {
 	
 	// methodes de lecture
 	QList<Conducer *> conducers() const;
-	Terminal::Orientation orientation() const;
+	QET::Orientation orientation() const;
 	QPointF amarrageConducer() const;
 	void updateConducer(QPointF = QPointF());
 	
@@ -61,6 +61,12 @@ class Terminal : public QGraphicsItem {
 	public:
 	enum { Type = UserType + 1002 };
 	
+	// differentes couleurs statiques utilisables pour l'effet "hover"
+	static QColor couleur_neutre;
+	static QColor couleur_autorise;
+	static QColor couleur_prudence;
+	static QColor couleur_interdit;
+	
 	private:
 	// pointeur vers la QGraphicsScene de type Diagram (evite quelques casts en interne)
 	Diagram *diagram_scene;
@@ -68,7 +74,7 @@ class Terminal : public QGraphicsItem {
 	QPointF amarrage_conducer;
 	QPointF amarrage_elmt;
 	// orientation de la borne
-	Terminal::Orientation sens;
+	QET::Orientation sens;
 	// liste des conducers lies a cette borne
 	QList<Conducer *> liste_conducers;
 	// pointeur vers un rectangle correspondant au bounding rect ; permet de ne calculer le bounding rect qu'une seule fois ; le pointeur c'est parce que le compilo exige une methode const
@@ -76,13 +82,9 @@ class Terminal : public QGraphicsItem {
 	Terminal *terminal_precedente;
 	bool hovered;
 	// methode initialisant les differents membres de la borne
-	void initialise(QPointF, Terminal::Orientation);
-	// differentes couleurs utilisables pour l'effet "hover"
+	void initialise(QPointF, QET::Orientation);
+	// couleur de l'effet hover de la patte
 	QColor couleur_hovered;
-	QColor couleur_neutre;
-	QColor couleur_autorise;
-	QColor couleur_prudence;
-	QColor couleur_interdit;
 };
 
 /**