From f71f91be9986169ff5cafa4e27784ea3ad93cf7e Mon Sep 17 00:00:00 2001
From: "Eugeniy E. Mikhailov" <evgmik@gmail.com>
Date: Tue, 22 Jun 2021 00:03:23 -0400
Subject: added sweep position indicator

---
 eitControl.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/eitControl.py b/eitControl.py
index 66edc01..ea3682c 100644
--- a/eitControl.py
+++ b/eitControl.py
@@ -103,6 +103,8 @@ class Experiment:
         d2.addWidget(self.dataPlot)
         self.dataPlot.showGrid(x=True, y=True)
         self.dataPlot.addLegend()
+        self.vLineSweepPosition = vLine = pg.InfiniteLine(angle=90, movable=False)
+        self.dataPlot.addItem(vLine, ignoreBounds=True)
 
         # global buttons
         w1 = pg.LayoutWidget()
@@ -311,6 +313,7 @@ class Experiment:
                 self.channelGraph[name]=self.dataPlot.plot(x,y, pen=None, symbol='o', symbolPen=None, symbolBrush=color, symbolSize=5, name=name)
             else:
                 self.channelGraph[name].setData(x,y)
+        self.vLineSweepPosition.setValue(x[-1])
         # centralFreqFormatted = pg.siFormat(self.fCent, suffix='Hz', precision=4)
         # showing trailing zeros is tricky
         fCent = self.rfGenFunc.getCenter()
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