diff --git a/conducer.cpp b/conducer.cpp
index 85ce495c3..db2a7f97f 100644
--- a/conducer.cpp
+++ b/conducer.cpp
@@ -65,7 +65,6 @@ Conducer::Conducer(Terminal *p1, Terminal* p2, Element *parent, QGraphicsScene *
 	mais s'en detache
 */
 Conducer::~Conducer() {
-// 	qDebug() << "~Conducer()" << (void *)this;
 	// se detache des bornes
 	if (!isDestroyed()) destroy();
 	
@@ -939,7 +938,7 @@ void Conducer::calculateTextItemPosition() {
 	dans priv_modifieConducer.
 */
 void Conducer::saveProfile() {
-	conducer_profile = ConducerProfile(this);
+	conducer_profile.fromConducer(this);
 }
 
 /**
diff --git a/conducerprofile.cpp b/conducerprofile.cpp
index 5cdae1d3b..c24162fb2 100644
--- a/conducerprofile.cpp
+++ b/conducerprofile.cpp
@@ -11,15 +11,14 @@ ConducerProfile::ConducerProfile() {
 	@param Conducer conducteur dont il faut extraire le profil
 */
 ConducerProfile::ConducerProfile(Conducer *conducer) {
-	foreach(ConducerSegment *conducer_segment, conducer -> segmentsList()) {
-		segments << new ConducerSegmentProfile(conducer_segment);
-	}
-	beginOrientation = conducer -> terminal1 -> orientation();
-	endOrientation   = conducer -> terminal2 -> orientation();
+	fromConducer(conducer);
 }
 
 /// destructeur
 ConducerProfile::~ConducerProfile() {
+	foreach(ConducerSegmentProfile * s, segments) {
+		delete s;
+	}
 }
 
 /// @return true si le profil est nul
@@ -77,6 +76,18 @@ QList<ConducerSegmentProfile *> ConducerProfile::verticalSegments() {
 	return(segments_list);
 }
 
+void ConducerProfile::fromConducer(Conducer *conducer) {
+	// supprime les segments precedents
+	foreach(ConducerSegmentProfile *csp, segments) delete csp;
+	segments.clear();
+	
+	foreach(ConducerSegment *conducer_segment, conducer -> segmentsList()) {
+		segments << new ConducerSegmentProfile(conducer_segment);
+	}
+	beginOrientation = conducer -> terminal1 -> orientation();
+	endOrientation   = conducer -> terminal2 -> orientation();
+}
+
 /**
 	Permet de debugger un profil de conducteur
 	@param d Object QDebug a utiliser pour l'affichage des informations de debug
diff --git a/conducerprofile.h b/conducerprofile.h
index 20364547e..0cd9a3deb 100644
--- a/conducerprofile.h
+++ b/conducerprofile.h
@@ -29,6 +29,7 @@ class ConducerProfile {
 	uint nbSegments(QET::ConducerSegmentType) const;
 	QList<ConducerSegmentProfile *> horizontalSegments();
 	QList<ConducerSegmentProfile *> verticalSegments();
+	void fromConducer(Conducer *);
 };
 QDebug &operator<<(QDebug d, ConducerProfile &);
 #endif
diff --git a/diagramcommands.cpp b/diagramcommands.cpp
index f17543c1d..575fea33d 100644
--- a/diagramcommands.cpp
+++ b/diagramcommands.cpp
@@ -327,3 +327,33 @@ void ChangeDiagramTextCommand::redo() {
 		text_item -> previous_text = text_after;
 	}
 }
+
+/**
+	Constructeur
+	@param elements Elements a pivoter associes a leur orientation d'origine
+	@param parent QUndoCommand parent
+*/
+RotateElementsCommand::RotateElementsCommand(const QHash<Element *, QET::Orientation> &elements, QUndoCommand *parent) :
+	QUndoCommand(QObject::tr("pivoter ") + QET::ElementsAndConducersSentence(elements.count(), 0), parent),
+	elements_to_rotate(elements)
+{
+}
+
+/// Destructeur
+RotateElementsCommand::~RotateElementsCommand() {
+}
+
+/// defait le pivotement
+void RotateElementsCommand::undo() {
+	foreach(Element *e, elements_to_rotate.keys()) {
+		e -> setOrientation(elements_to_rotate[e]);
+	}
+}
+
+/// refait le pivotement
+void RotateElementsCommand::redo() {
+	foreach(Element *e, elements_to_rotate.keys()) {
+		e -> setOrientation(e -> orientation().next());
+		e -> update();
+	}
+}
diff --git a/diagramcommands.h b/diagramcommands.h
index beb840f98..c97cf1a3f 100644
--- a/diagramcommands.h
+++ b/diagramcommands.h
@@ -1,5 +1,6 @@
 #ifndef DIAGRAM_COMMANDS_H
 #define DIAGRAM_COMMANDS_H
+#include "qet.h"
 #include "diagram.h"
 #include "diagramtextitem.h"
 #include <QtGui>
@@ -183,4 +184,26 @@ class ChangeDiagramTextCommand : public QUndoCommand {
 	bool first_redo;
 	
 };
+
+/**
+	Cette classe represente l'action de pivoter plusieurs elements
+*/
+class RotateElementsCommand : public QUndoCommand {
+	// constructeurs, destructeur
+	public:
+	RotateElementsCommand(const QHash<Element *, QET::Orientation> &elements, QUndoCommand * = 0);
+	virtual ~RotateElementsCommand();
+	private:
+	RotateElementsCommand(const RotateElementsCommand &);
+	
+	// methodes
+	public:
+	virtual void undo();
+	virtual void redo();
+	
+	// attributs
+	private:
+	/// texte avant changement
+	QHash<Element *, QET::Orientation> elements_to_rotate;
+};
 #endif
diff --git a/diagramview.cpp b/diagramview.cpp
index 65949f83c..1acf48758 100644
--- a/diagramview.cpp
+++ b/diagramview.cpp
@@ -104,12 +104,13 @@ void DiagramView::supprimer() {
 */
 void DiagramView::pivoter() {
 	if (scene -> selectedItems().isEmpty()) return;
+	QHash<Element *, QET::Orientation> elements_to_rotate;
 	foreach (QGraphicsItem *item, scene -> selectedItems()) {
-		if (Element *elt = qgraphicsitem_cast<Element *>(item)) {
-			elt -> setOrientation(elt -> orientation().next());
-			elt -> update();
+		if (Element *e = qgraphicsitem_cast<Element *>(item)) {
+			elements_to_rotate.insert(e, e -> orientation().current());
 		}
 	}
+	scene -> undoStack().push(new RotateElementsCommand(elements_to_rotate));
 }
 
 /**