[chronojump] Fixed lossArrow and alternative line on CairoBarsNHSeries since last commits

[Xavier de Blas <xaviblas src gnome org>]

commit e2f882761c00a26c52816079c3983728ddc510fd
Author: Xavier de Blas <xaviblas gmail com>
Date:   Thu Mar 31 12:39:55 2022 +0200

    Fixed lossArrow and alternative line on CairoBarsNHSeries since last commits

 src/gui/cairo/bars.cs | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)
---
diff --git a/src/gui/cairo/bars.cs b/src/gui/cairo/bars.cs
index 9a2b30b22..3e84faa81 100644
--- a/src/gui/cairo/bars.cs
+++ b/src/gui/cairo/bars.cs
@@ -57,7 +57,7 @@ public abstract class CairoBars : CairoGeneric
 
        protected Cairo.Context g;
        protected int lineWidthDefault = 1; //was 2;
-       protected List<double> barsXCenter_l; //store center of the bars to draw range pointline on encoder
+       protected List<double> barsXCenter_l; //store center of the bars to draw range pointline and 
lossArrow on encoder
        protected List<Point3F> resultOnBars_l;
        protected int resultFontHeight;
        protected double barWidth;
@@ -1382,11 +1382,11 @@ public class CairoBarsNHSeries : CairoBars
 
                /* mouseLimits
                   if there are 6 bars, 6+6 bars should be 0..11,
-                  one bar will go from 11 to 1 and the other from 10 to 0
-                  note that this can be reversed according to mainAtLeft
+                  one bar will go from 0 to 10 and the other from 1 to 11
+                  note that this can be reversed according to mainAtLeft.
                   */
-               int mouseLimitsPos1stBar = barMain_l.Count *2 -2;
-               int mouseLimitsPos2ndBar = barMain_l.Count *2 -1;
+               int mouseLimitsPos1stBar = 0;
+               int mouseLimitsPos2ndBar = 1;
 
                //debug
                LogB.Information("barMain_l:");
@@ -1442,7 +1442,7 @@ public class CairoBarsNHSeries : CairoBars
                                        resultOnBarsThisIteration_l.Add(new Point3F(x + adjustX + barWidth/2, 
y-4, pS.Y));
                                        //add for the secondary and for the main bar, no problem both will 
work
                                        mouseLimits.AddInPos (mouseLimitsPos1stBar, x+adjustX, 
x+adjustX+barWidth);
-                                       mouseLimitsPos1stBar -= 2;
+                                       mouseLimitsPos1stBar += 2;
 
                                        //to print line variable if needed
                                        //barsXCenter_l.Add(x + adjustX + barWidth/2);
@@ -1486,7 +1486,7 @@ public class CairoBarsNHSeries : CairoBars
                                resultOnBarsThisIteration_l.Add(new Point3F(x + adjustX + barWidth/2, y, 
pB.Y));
                                //add for the secondary and for the main bar, no problem both will work
                                mouseLimits.AddInPos (mouseLimitsPos2ndBar, x+adjustX, x+adjustX+barWidth);
-                               mouseLimitsPos2ndBar -= 2;
+                               mouseLimitsPos2ndBar += 2;
 
                                //to print line variable if needed
                                //barsXCenter_l.Add(x + adjustX + barWidth/2);
@@ -1509,8 +1509,8 @@ public class CairoBarsNHSeries : CairoBars
                                }
                        }
 
-                       //sort result on bars correctly
-                       for(int j = resultOnBarsThisIteration_l.Count -1; j >= 0; j --)
+                       //sort result on bars correctly (this could be useful if mainAtLeft changes)
+                       for(int j = 0 ; j < resultOnBarsThisIteration_l.Count; j ++)
                        {
                                resultOnBars_l.Add(resultOnBarsThisIteration_l[j]);
                                barsXCenter_l.Add(resultOnBarsThisIteration_l[j].X);