diff --git a/src/GUI/axisitem.cpp b/src/GUI/axisitem.cpp
index 5e927623..98c5819d 100644
--- a/src/GUI/axisitem.cpp
+++ b/src/GUI/axisitem.cpp
@@ -36,6 +36,9 @@ AxisItem::AxisItem(Type type, QGraphicsItem *parent) : QGraphicsItem(parent)
 	_type = type;
 	_size = 0;
 
+	_font.setPixelSize(FONT_SIZE);
+	_font.setFamily(FONT_FAMILY);
+
 #ifndef Q_OS_MAC
 	setCacheMode(QGraphicsItem::DeviceCoordinateCache);
 #endif // Q_OS_MAC
@@ -67,10 +70,7 @@ void AxisItem::setLabel(const QString& label)
 
 void AxisItem::updateBoundingRect()
 {
-	QFont font;
-	font.setPixelSize(FONT_SIZE);
-	font.setFamily(FONT_FAMILY);
-	QFontMetrics fm(font);
+	QFontMetrics fm(_font);
 	QRect ss, es, ls;
 	struct Label l;
 
@@ -107,29 +107,22 @@ void AxisItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
 {
 	Q_UNUSED(option);
 	Q_UNUSED(widget);
-	QFont font;
-	font.setPixelSize(FONT_SIZE);
-	font.setFamily(FONT_FAMILY);
-	QFontMetrics fm(font);
-	QRect ts, ls;
-	struct Label l;
+	QFontMetrics fm(_font);
+	QRect ls(fm.tightBoundingRect(_label));
 	qreal range = _range.size();
-	qreal val;
-	QPen pen = QPen(Qt::black, AXIS_WIDTH);
+	QRect ts;
 
 
 	painter->setRenderHint(QPainter::Antialiasing, false);
-	painter->setFont(font);
-	painter->setPen(pen);
-
-	ls = fm.tightBoundingRect(_label);
+	painter->setFont(_font);
+	painter->setPen(QPen(Qt::black, AXIS_WIDTH));
 
 	if (_type == X) {
 		painter->drawLine(0, 0, _size, 0);
 
-		l = label(_range.min(), _range.max(), XTICKS);
+		Label l = label(_range.min(), _range.max(), XTICKS);
 		for (int i = 0; i < ((l.max - l.min) / l.d) + 1; i++) {
-			val = l.min + i * l.d;
+			qreal val = l.min + i * l.d;
 			QString str = QString::number(val);
 
 			painter->drawLine((_size/range) * (val - _range.min()), TICK/2,
@@ -144,10 +137,10 @@ void AxisItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
 	} else {
 		painter->drawLine(0, 0, 0, -_size);
 
-		l = label(_range.min(), _range.max(), YTICKS);
+		Label l = label(_range.min(), _range.max(), YTICKS);
 		int mtw = 0;
 		for (int i = 0; i < ((l.max - l.min) / l.d) + 1; i++) {
-			val = l.min + i * l.d;
+			qreal val = l.min + i * l.d;
 			QString str = QString::number(val);
 
 			painter->drawLine(TICK/2, -((_size/range) * (val - _range.min())),
diff --git a/src/GUI/axisitem.h b/src/GUI/axisitem.h
index e302cb0e..c1f94bec 100644
--- a/src/GUI/axisitem.h
+++ b/src/GUI/axisitem.h
@@ -30,6 +30,7 @@ private:
 	qreal _size;
 	QString _label;
 	QRectF _boundingRect;
+	QFont _font;
 };
 
 #endif // AXISITEM_H
diff --git a/src/GUI/infoitem.cpp b/src/GUI/infoitem.cpp
index 45a3410c..0a204bea 100644
--- a/src/GUI/infoitem.cpp
+++ b/src/GUI/infoitem.cpp
@@ -7,6 +7,9 @@
 
 InfoItem::InfoItem(QGraphicsItem *parent) : QGraphicsItem(parent)
 {
+	_font.setPixelSize(FONT_SIZE);
+	_font.setFamily(FONT_FAMILY);
+
 #ifndef Q_OS_MAC
 	setCacheMode(QGraphicsItem::DeviceCoordinateCache);
 #endif // Q_OS_MAC
@@ -14,16 +17,14 @@ InfoItem::InfoItem(QGraphicsItem *parent) : QGraphicsItem(parent)
 
 void InfoItem::updateBoundingRect()
 {
-	QFont font;
-	font.setPixelSize(FONT_SIZE);
-	font.setFamily(FONT_FAMILY);
-	QFontMetrics fm(font);
-	QList<KV>::const_iterator i;
+	QFontMetrics fm(_font);
 	qreal width = 0;
 
-	for (i = _list.constBegin(); i != _list.constEnd(); i++) {
+	for (QList<KV>::const_iterator i = _list.constBegin();
+	  i != _list.constEnd(); i++) {
 		width += fm.width(i->key + ": ");
-		width += fm.width(i->value) + ((i == _list.constEnd() - 1) ? 0 : PADDING);
+		width += fm.width(i->value) + ((i == _list.constEnd() - 1)
+		  ? 0 : PADDING);
 	}
 
 	_boundingRect = QRectF(0, 0, width, _list.isEmpty() ? 0 : fm.height());
@@ -34,22 +35,19 @@ void InfoItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
 {
 	Q_UNUSED(option);
 	Q_UNUSED(widget);
-	QFont font;
-	font.setPixelSize(FONT_SIZE);
-	font.setFamily(FONT_FAMILY);
-	painter->setFont(font);
-	QFontMetrics fm(font);
-	QList<KV>::const_iterator i;
+	QFontMetrics fm(_font);
 	int width = 0;
 
-
+	painter->setFont(_font);
 	painter->setRenderHint(QPainter::Antialiasing, false);
 
-	for (i = _list.constBegin(); i != _list.constEnd(); i++) {
+	for (QList<KV>::const_iterator i = _list.constBegin();
+	  i != _list.constEnd(); i++) {
 		painter->drawText(width, fm.height() - fm.descent(), i->key + ": ");
 		width += fm.width(i->key + ": ");
 		painter->drawText(width, fm.height() - fm.descent(), i->value);
-		width += fm.width(i->value) + ((i == _list.constEnd() - 1) ? 0 : PADDING);
+		width += fm.width(i->value) + ((i == _list.constEnd() - 1)
+		  ? 0 : PADDING);
 		if (i != _list.constEnd() - 1) {
 			painter->save();
 			painter->setPen(Qt::gray);
diff --git a/src/GUI/infoitem.h b/src/GUI/infoitem.h
index f99ad9b7..48a9662a 100644
--- a/src/GUI/infoitem.h
+++ b/src/GUI/infoitem.h
@@ -33,6 +33,7 @@ private:
 
 	QList<KV> _list;
 	QRectF _boundingRect;
+	QFont _font;
 };
 
 #endif // INFOITEM_H
diff --git a/src/GUI/scaleitem.cpp b/src/GUI/scaleitem.cpp
index 55f17f27..11031b6f 100644
--- a/src/GUI/scaleitem.cpp
+++ b/src/GUI/scaleitem.cpp
@@ -18,6 +18,9 @@ ScaleItem::ScaleItem(QGraphicsItem *parent) : QGraphicsItem(parent)
 	_res = 1.0;
 	_digitalZoom = 0;
 
+	_font.setPixelSize(FONT_SIZE);
+	_font.setFamily(FONT_FAMILY);
+
 #ifndef Q_OS_MAC
 	setCacheMode(QGraphicsItem::DeviceCoordinateCache);
 #endif // Q_OS_MAC
@@ -25,10 +28,7 @@ ScaleItem::ScaleItem(QGraphicsItem *parent) : QGraphicsItem(parent)
 
 void ScaleItem::updateBoundingRect()
 {
-	QFont font;
-	font.setPixelSize(FONT_SIZE);
-	font.setFamily(FONT_FAMILY);
-	QFontMetrics fm(font);
+	QFontMetrics fm(_font);
 	QRect ss, es, us;
 
 	ss = fm.tightBoundingRect(QString::number(0));
@@ -45,17 +45,13 @@ void ScaleItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
 {
 	Q_UNUSED(option);
 	Q_UNUSED(widget);
-	QFont font;
-	font.setPixelSize(FONT_SIZE);
-	font.setFamily(FONT_FAMILY);
-	QFontMetrics fm(font);
+	QFontMetrics fm(_font);
 	QRect br;
-	QPen pen = QPen(Qt::black, BORDER_WIDTH);
 
 
 	painter->setRenderHint(QPainter::Antialiasing, false);
-	painter->setFont(font);
-	painter->setPen(pen);
+	painter->setFont(_font);
+	painter->setPen(QPen(Qt::black, BORDER_WIDTH));
 
 	for (int i = 0; i <= SEGMENTS; i++) {
 		QString label = QString::number(_length * i);
diff --git a/src/GUI/scaleitem.h b/src/GUI/scaleitem.h
index 405bc020..3c3ab11d 100644
--- a/src/GUI/scaleitem.h
+++ b/src/GUI/scaleitem.h
@@ -27,10 +27,9 @@ private:
 	qreal _length;
 	Units _units;
 	bool _scale;
-
 	qreal _digitalZoom;
-
 	QRectF _boundingRect;
+	QFont _font;
 };
 
 #endif // SCALEITEM_H
diff --git a/src/GUI/sliderinfoitem.cpp b/src/GUI/sliderinfoitem.cpp
index 833d089c..e0c770ad 100644
--- a/src/GUI/sliderinfoitem.cpp
+++ b/src/GUI/sliderinfoitem.cpp
@@ -9,14 +9,14 @@ SliderInfoItem::SliderInfoItem(QGraphicsItem *parent) : QGraphicsItem(parent)
 {
 	_side = Right;
 	_color = Qt::red;
+
+	_font.setPixelSize(FONT_SIZE);
+	_font.setFamily(FONT_FAMILY);
 }
 
 void SliderInfoItem::updateBoundingRect()
 {
-	QFont font;
-	font.setPixelSize(FONT_SIZE);
-	font.setFamily(FONT_FAMILY);
-	QFontMetrics fm(font);
+	QFontMetrics fm(_font);
 
 	qreal width = qMax(fm.width(_x), fm.width(_y));
 	qreal height = 2 * fm.height() - 2*fm.descent();
@@ -31,10 +31,7 @@ void SliderInfoItem::paint(QPainter *painter, const QStyleOptionGraphicsItem
 {
 	Q_UNUSED(option);
 	Q_UNUSED(widget);
-	QFont font;
-	font.setPixelSize(FONT_SIZE);
-	font.setFamily(FONT_FAMILY);
-	QFontMetrics fm(font);
+	QFontMetrics fm(_font);
 	QRectF rx, ry;
 
 
@@ -57,7 +54,7 @@ void SliderInfoItem::paint(QPainter *painter, const QStyleOptionGraphicsItem
 	painter->drawRect(rx);
 	painter->setBrush(Qt::NoBrush);
 
-	painter->setFont(font);
+	painter->setFont(_font);
 	painter->setRenderHint(QPainter::Antialiasing, false);
 	painter->setPen(_color);
 
diff --git a/src/GUI/sliderinfoitem.h b/src/GUI/sliderinfoitem.h
index ddcb32fe..b9595b05 100644
--- a/src/GUI/sliderinfoitem.h
+++ b/src/GUI/sliderinfoitem.h
@@ -25,6 +25,7 @@ private:
 	QString _x, _y;
 	QRectF _boundingRect;
 	QColor _color;
+	QFont _font;
 };
 
 #endif // SLIDERINFOITEM_H