[chronojump] On changing encoder mode, bars are deleted now

[Xavier de Blas <xaviblas src gnome org>]

commit 64739d6fa39aa18857fb803c53fdbbb5d57701e2
Author: Xavier de Blas <xaviblas gmail com>
Date:   Mon Jun 19 19:37:55 2017 +0200

    On changing encoder mode, bars are deleted now

 src/gui/encoder.cs |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/src/gui/encoder.cs b/src/gui/encoder.cs
index 2608502..6970c5d 100644
--- a/src/gui/encoder.cs
+++ b/src/gui/encoder.cs
@@ -4155,8 +4155,11 @@ public partial class ChronoJumpWindow
                
                treeviewEncoderCaptureRemoveColumns();
 
+               //initialize new captureCurvesBarsData to not having the barplot updated on CONFIGURE or 
EXPOSE after being painted white
+               captureCurvesBarsData = new ArrayList();
                if(encoder_capture_curves_bars_pixmap != null)
                        UtilGtk.ErasePaint(encoder_capture_curves_bars_drawingarea, 
encoder_capture_curves_bars_pixmap);
+
                if(encoder_capture_signal_pixmap != null)
                        UtilGtk.ErasePaint(encoder_capture_signal_drawingarea, encoder_capture_signal_pixmap);