comparison widgets/Plotter.cpp @ 220:7b2a7880a501

antialiasing

 	QPixmap pm(":icons/grid.png");
 	painter->drawPixmap(0,0,pm);
 }
 
 void Plotter::drawCurve(QPainter *painter){
+	painter->setRenderHint (QPainter::Antialiasing, true );
 	QPolygonF polyline(m_signalWidth);
 	for(int i = 0 ; i < m_curve.count() ; i++){
 		polyline[i] = QPoint(m_curve.at(i).x()+m_margin, m_curve.at(i).y()+m_margin);
 	}
 	painter->setPen(Qt::green);
     painter->drawPolyline(polyline);
 }
 
 void Plotter::drawMaskCurve(QPainter *painter){
 
+	painter->setRenderHint (QPainter::Antialiasing, true );
+	
 	QPolygonF polyline(m_signalWidth);
 
 	for(int i = 0 ; i < m_signalWidth ; i++){
 		polyline[i] = QPoint(i+m_margin, m_curveMask[i]+m_margin);
 	}