Some minor improvements.

global.h

@@ -35,7 +35,7 @@
 
 
 #define PROGRAM_NAME          "DSRemote"
-#define PROGRAM_VERSION       "0.32_1602061414"
+#define PROGRAM_VERSION       "0.32_1602061510"
 
 #define MAX_PATHLEN            4096
 

mainwindow.cpp

@@ -3470,6 +3470,11 @@ void UI_Mainwindow::shift_trace_up()
       devparms.fft_voffset = (devparms.fft_vscale * 4.0);
     }
 
+    if(devparms.math_fft_unit && (devparms.fft_vscale > 9.9))
+    {
+      devparms.fft_voffset = nearbyint(devparms.fft_voffset);
+    }
+
     if(devparms.modelserie == 6)
     {
       sprintf(str, ":CALC:FFT:VOFF %e", devparms.fft_voffset);
@@ -3566,6 +3571,18 @@ void UI_Mainwindow::shift_trace_down()
       devparms.fft_voffset = (devparms.fft_vscale * -4.0);
     }
 
+    if(devparms.math_fft_unit)
+    {
+      if(devparms.fft_vscale > 9.0)
+      {
+        devparms.fft_voffset = nearbyint(devparms.fft_voffset);
+      }
+      else
+      {
+        devparms.fft_voffset = nearbyint(devparms.fft_voffset * 10.0) / 10.0;
+      }
+    }
+
     if(devparms.modelserie == 6)
     {
       sprintf(str, ":CALC:FFT:VOFF %e", devparms.fft_voffset);

signalcurve.cpp

@@ -1745,15 +1745,27 @@ void SignalCurve::mouseReleaseEvent(QMouseEvent *release_event)
 
   if(devparms->math_fft && devparms->math_fft_split)
   {
-    fft_arrow_moving = 0;
     use_move_events = 0;
     setMouseTracking(false);
 
+    if(fft_arrow_moving)
+    {
+      fft_arrow_moving = 0;
+
       if(devparms->screenupdates_on == 1)
       {
         mainwindow->scrn_timer->start(devparms->screentimerival);
       }
 
+      if(devparms->fft_vscale > 9.0)
+      {
+        devparms->fft_voffset = nearbyint(devparms->fft_voffset);
+      }
+      else
+      {
+        devparms->fft_voffset = nearbyint(devparms->fft_voffset * 10.0) / 10.0;
+      }
+
       if(devparms->modelserie != 6)
       {
         sprintf(str, ":MATH:OFFS %e", devparms->fft_voffset);
@@ -1777,6 +1789,7 @@ void SignalCurve::mouseReleaseEvent(QMouseEvent *release_event)
       mainwindow->statusLabel->setText(str);
 
       update();
+    }
 
     return;
   }