[chronojump] Trying to fix encoder updating bars on capture on slower machines

[Xavier de Blas <xaviblas src gnome org>]

commit df135a9493912acd2b722e89df59a53175787d98
Author: Xavier de Blas <xaviblas gmail com>
Date:   Wed Aug 13 14:50:13 2014 +0200

    Trying to fix encoder updating bars on capture on slower machines

 src/gui/encoder.cs |   18 +++++++++++++++++-
 1 files changed, 17 insertions(+), 1 deletions(-)
---
diff --git a/src/gui/encoder.cs b/src/gui/encoder.cs
index 53b7af1..b250e04 100644
--- a/src/gui/encoder.cs
+++ b/src/gui/encoder.cs
@@ -3485,7 +3485,7 @@ public partial class ChronoJumpWindow
                        if(graphSignal)
                                updateEncoderCaptureGraphPaint(); 
                        if(calcCurves)
-                               updateEncoderCaptureGraphRCalc(plotCurvesBars); 
+                               updateEncoderCaptureGraphRCalcPre(plotCurvesBars); 
                }
        }
        
@@ -3562,6 +3562,18 @@ public partial class ChronoJumpWindow
        string encoderCaptureStringR;
        double massDisplacedEncoder = 0;
        ArrayList captureCurvesBarsData;
+       static bool updatingEncoderCaptureGraphRCalc;
+       
+       private void updateEncoderCaptureGraphRCalcPre(bool plotCurvesBars) 
+       {
+               Log.WriteLine(" PERFORMING CALCULATIONS A ");
+       
+               //check if this helps to show bars on slow computers
+               if(! updatingEncoderCaptureGraphRCalc) {
+                       updateEncoderCaptureGraphRCalc(plotCurvesBars);
+                       updatingEncoderCaptureGraphRCalc = false;
+               }
+       }
        
        private void updateEncoderCaptureGraphRCalc(bool plotCurvesBars) 
        {
@@ -3572,6 +3584,9 @@ public partial class ChronoJumpWindow
                        return;
                if(ecca.ecc.Count <= ecca.curvesDone) 
                        return;
+               
+               updatingEncoderCaptureGraphRCalc = true;
+               Log.WriteLine(" PERFORMING CALCULATIONS B ");
 
                EncoderCaptureCurve ecc = (EncoderCaptureCurve) ecca.ecc[ecca.curvesDone];
                Log.Write("\n" + ecc.DirectionAsString() + " " + ecc.startFrame.ToString() + " " + 
ecc.endFrame.ToString());
@@ -4251,6 +4266,7 @@ public partial class ChronoJumpWindow
 
                                if(action == encoderActions.CAPTURE) {
                                        captureCurvesBarsData = new ArrayList();
+                                       updatingEncoderCaptureGraphRCalc = false;
                                        encoderThread = new Thread(new ThreadStart(encoderDoCaptureCsharp));
                                        GLib.Idle.Add (new GLib.IdleHandler 
(pulseGTKEncoderCaptureAndCurves));
                                }