diff --git a/sources/editor/partarc.cpp b/sources/editor/partarc.cpp
index 7b2b84c8b..bb835b503 100644
--- a/sources/editor/partarc.cpp
+++ b/sources/editor/partarc.cpp
@@ -48,11 +48,14 @@ PartArc::~PartArc() {
 	@param options Options pour affiner le rendu
 	@param widget Widget sur lequel le rendu est effectue
 */
-void PartArc::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *) {
+void PartArc::paint(QPainter *painter, const QStyleOptionGraphicsItem *options, QWidget *) {
 	applyStylesToQPainter(*painter);
 	// enleve systematiquement la couleur de fond
 	painter -> setBrush(Qt::NoBrush);
 	QPen t = painter -> pen();
+	t.setCosmetic(options && options -> levelOfDetail < 1.0);
+	painter -> setPen(t);
+	
 	if (isSelected()) {
 		// dessine l'ellipse en noir
 		painter -> drawEllipse(rect());
@@ -61,6 +64,7 @@ void PartArc::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget
 		t.setColor(Qt::red);
 		painter -> setPen(t);
 	}
+	
 	painter -> drawArc(rect(), start_angle * 16, _angle * 16);
 	if (isSelected()) {
 		// dessine la croix au centre de l'ellipse
diff --git a/sources/editor/partcircle.cpp b/sources/editor/partcircle.cpp
index 1bbebb839..194b2c7ec 100644
--- a/sources/editor/partcircle.cpp
+++ b/sources/editor/partcircle.cpp
@@ -43,13 +43,14 @@ PartCircle::~PartCircle() {
 	@param options Options pour affiner le rendu
 	@param widget Widget sur lequel le rendu est effectue
 */
-void PartCircle::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *) {
+void PartCircle::paint(QPainter *painter, const QStyleOptionGraphicsItem *options, QWidget *) {
 	applyStylesToQPainter(*painter);
 	QPen t = painter -> pen();
+	t.setCosmetic(options && options -> levelOfDetail < 1.0);
 	if (isSelected()) {
 		t.setColor(Qt::red);
-		painter -> setPen(t);
 	}
+	painter -> setPen(t);
 	painter -> drawEllipse(rect());
 	if (isSelected()) {
 		painter -> setRenderHint(QPainter::Antialiasing, false);
diff --git a/sources/editor/partellipse.cpp b/sources/editor/partellipse.cpp
index 6bd4a2a0d..9c2aa1a79 100644
--- a/sources/editor/partellipse.cpp
+++ b/sources/editor/partellipse.cpp
@@ -43,13 +43,14 @@ PartEllipse::~PartEllipse() {
 	@param options Options pour affiner le rendu
 	@param widget Widget sur lequel le rendu est effectue
 */
-void PartEllipse::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *) {
+void PartEllipse::paint(QPainter *painter, const QStyleOptionGraphicsItem *options, QWidget *) {
 	applyStylesToQPainter(*painter);
 	QPen t = painter -> pen();
+	t.setCosmetic(options && options -> levelOfDetail < 1.0);
 	if (isSelected()) {
 		t.setColor(Qt::red);
-		painter -> setPen(t);
 	}
+	painter -> setPen(t);
 	painter -> drawEllipse(rect());
 	if (isSelected()) {
 		painter -> setRenderHint(QPainter::Antialiasing, false);
diff --git a/sources/editor/partline.cpp b/sources/editor/partline.cpp
index c9253705a..6d298ffef 100644
--- a/sources/editor/partline.cpp
+++ b/sources/editor/partline.cpp
@@ -65,12 +65,13 @@ uint PartLine::requiredLengthForEndType(const QET::EndType &end_type) {
 	@param options Options pour affiner le rendu
 	@param widget Widget sur lequel le rendu est effectue
 */
-void PartLine::paint(QPainter *painter, const QStyleOptionGraphicsItem */*q*/, QWidget */*w*/) {
+void PartLine::paint(QPainter *painter, const QStyleOptionGraphicsItem *options, QWidget */*w*/) {
 	// inutile de dessiner une ligne nulle
 	if (line().p1() == line().p2()) return;
 	applyStylesToQPainter(*painter);
 	QPen t = painter -> pen();
 	t.setJoinStyle(Qt::MiterJoin);
+	t.setCosmetic(options && options -> levelOfDetail < 1.0);
 	if (isSelected()) {
 		t.setColor(Qt::red);
 	}
diff --git a/sources/editor/partpolygon.cpp b/sources/editor/partpolygon.cpp
index ec4d5b769..d7895dab7 100644
--- a/sources/editor/partpolygon.cpp
+++ b/sources/editor/partpolygon.cpp
@@ -94,13 +94,12 @@ const QDomElement PartPolygon::toXml(QDomDocument &xml_document) const {
 	@param options Options pour affiner le rendu
 	@param widget Widget sur lequel le rendu est effectue
 */
-void PartPolygon::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *) {
+void PartPolygon::paint(QPainter *painter, const QStyleOptionGraphicsItem *options, QWidget *) {
 	applyStylesToQPainter(*painter);
 	QPen t = painter -> pen();
-	if (isSelected()) {
-		t.setColor(Qt::red);
-		painter -> setPen(t);
-	}
+	t.setCosmetic(options && options -> levelOfDetail < 1.0);
+	if (isSelected()) t.setColor(Qt::red);
+	painter -> setPen(t);
 	if (closed) painter -> drawPolygon(polygon());
 	else painter -> drawPolyline(polygon());
 }
diff --git a/sources/editor/partrectangle.cpp b/sources/editor/partrectangle.cpp
index c94f21565..7b74b805c 100644
--- a/sources/editor/partrectangle.cpp
+++ b/sources/editor/partrectangle.cpp
@@ -43,9 +43,10 @@ PartRectangle::~PartRectangle() {
 	@param options Options pour affiner le rendu
 	@param widget Widget sur lequel le rendu est effectue
 */
-void PartRectangle::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *) {
+void PartRectangle::paint(QPainter *painter, const QStyleOptionGraphicsItem *options, QWidget *) {
 	applyStylesToQPainter(*painter);
 	QPen t = painter -> pen();
+	t.setCosmetic(options && options -> levelOfDetail < 1.0);
 	if (isSelected()) {
 		t.setColor(Qt::red);
 	}
diff --git a/sources/editor/partterminal.cpp b/sources/editor/partterminal.cpp
index 2c5043cc5..976395f7c 100644
--- a/sources/editor/partterminal.cpp
+++ b/sources/editor/partterminal.cpp
@@ -90,7 +90,7 @@ QWidget *PartTerminal::elementInformations() {
 	@param options Options pour affiner le rendu
 	@param widget Widget sur lequel le rendu est effectue
 */
-void PartTerminal::paint(QPainter *p, const QStyleOptionGraphicsItem *, QWidget *) {
+void PartTerminal::paint(QPainter *p, const QStyleOptionGraphicsItem *options, QWidget *) {
 	p -> save();
 	
 	// annulation des renderhints
@@ -100,6 +100,7 @@ void PartTerminal::paint(QPainter *p, const QStyleOptionGraphicsItem *, QWidget
 	
 	QPen t;
 	t.setWidthF(1.0);
+	t.setCosmetic(options && options -> levelOfDetail < 1.0);
 	
 	// dessin de la borne en rouge
 	t.setColor(isSelected() ? Terminal::couleur_neutre : Qt::red);