Hide marker (still determines y-axis height) and fix it

src/pulsescopewidget.cpp

@@ -53,7 +53,7 @@ PulseScopeWidget::PulseScopeWidget(QWidget *parent) : QGraphicsView(parent),
     m_scopeSizeV = 1.0;
 
     m_path = NULL;
-    m_marker = m_scene.addLine(0.0, 0.0, 0.0, m_scopeSizeV, QPen(Qt::red));
+    m_marker = m_scene.addLine(0.0, 0.0, 0.0, m_scopeSizeV);
     m_marker->setZValue(1);
 
     setScene(&m_scene);
@@ -89,7 +89,3 @@ void PulseScopeWidget::drawCurve(const QVector<double>& vector)
         m_path->setPath(pulsePath);
     }
 }
-
-void PulseScopeWidget::setMarker(double position) {
-    m_marker->setLine(position, 0.0, position, m_scopeSizeV);
-}

src/pulsescopewidget.h

@@ -43,7 +43,6 @@ public:
 
 public slots:
     void drawCurve(const QVector<double>& vector);
-    void setMarker(double position);
 
 private:
     QGraphicsScene m_scene;