[chronojump] Encoder eccentric overload drawn with green arrow

[Xavier de Blas <xaviblas src gnome org>]

commit 702194f9c3a8484dc54d375bb4d1beaf39bc520b
Author: Xavier de Blas <xaviblas gmail com>
Date:   Thu Feb 20 12:11:32 2020 +0100

    Encoder eccentric overload drawn with green arrow

 src/gui/encoderGraphObjects.cs | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
---
diff --git a/src/gui/encoderGraphObjects.cs b/src/gui/encoderGraphObjects.cs
index ba682994..dfbef6c1 100644
--- a/src/gui/encoderGraphObjects.cs
+++ b/src/gui/encoderGraphObjects.cs
@@ -70,6 +70,7 @@ public class EncoderGraphDoPlot
        Gdk.GC pen_red_dark_encoder_capture;
        Gdk.GC pen_red_light_encoder_capture;
        Gdk.GC pen_green_encoder_capture;
+       Gdk.GC pen_green_bold_encoder_capture;
        Gdk.GC pen_green_dark_encoder_capture;
        Gdk.GC pen_green_light_encoder_capture;
        Gdk.GC pen_blue_encoder_capture;
@@ -249,6 +250,7 @@ public class EncoderGraphDoPlot
                pen_red_encoder_capture = new Gdk.GC(drawingarea.GdkWindow);
                pen_red_light_encoder_capture = new Gdk.GC(drawingarea.GdkWindow);
                pen_green_encoder_capture = new Gdk.GC(drawingarea.GdkWindow);
+               pen_green_bold_encoder_capture = new Gdk.GC(drawingarea.GdkWindow);
                pen_blue_encoder_capture = new Gdk.GC(drawingarea.GdkWindow);
                pen_white_encoder_capture = new Gdk.GC(drawingarea.GdkWindow);
                pen_selected_encoder_capture = new Gdk.GC(drawingarea.GdkWindow);
@@ -287,6 +289,7 @@ public class EncoderGraphDoPlot
                pen_red_dark_encoder_capture.Foreground = UtilGtk.RED_DARK;
                pen_red_light_encoder_capture.Foreground = UtilGtk.RED_LIGHT;
                pen_green_encoder_capture.Foreground = UtilGtk.GREEN_PLOTS;
+               pen_green_bold_encoder_capture.Foreground = UtilGtk.GREEN_PLOTS;
                pen_green_dark_encoder_capture.Foreground = UtilGtk.GREEN_DARK;
                pen_green_light_encoder_capture.Foreground = UtilGtk.GREEN_LIGHT;
                pen_blue_encoder_capture.Foreground = UtilGtk.BLUE_PLOTS;
@@ -296,6 +299,7 @@ public class EncoderGraphDoPlot
                pen_white_encoder_capture.Foreground = UtilGtk.WHITE;
                pen_selected_encoder_capture.Foreground = UtilGtk.SELECTED;
 
+               pen_green_bold_encoder_capture.SetLineAttributes (3, Gdk.LineStyle.Solid, 
Gdk.CapStyle.NotLast, Gdk.JoinStyle.Miter);
                pen_black_encoder_capture.SetLineAttributes (2, Gdk.LineStyle.Solid, Gdk.CapStyle.NotLast, 
Gdk.JoinStyle.Miter);
                pen_black_encoder_capture_discont.SetLineAttributes (2, Gdk.LineStyle.OnOffDash, 
Gdk.CapStyle.NotLast, Gdk.JoinStyle.Miter);
                pen_selected_encoder_capture.SetLineAttributes (2, Gdk.LineStyle.Solid, Gdk.CapStyle.NotLast, 
Gdk.JoinStyle.Miter);
@@ -508,6 +512,8 @@ public class EncoderGraphDoPlot
                int dHeight = 0;
                int dBottom = 0;
                int dTop = 0;
+               int concentricPreValue = 0;
+               int concentricPreLeft = -1; //-1 impossible value, will be used to know that we have data
                foreach(double dFor in data)
                {
                        dWidthPre = 0;
@@ -637,6 +643,25 @@ public class EncoderGraphDoPlot
                        //paint black outline line on bar
                        pixmap.DrawRectangle(pen_black_encoder_capture, false, rect);
 
+                       //draw green arrow eccentric overload on inertial only if ecc > con
+                       if (hasInertia && (eccon == "ec" || eccon == "ecS"))
+                       {
+                               bool isEven = Util.IsEven(count +1);
+                               if(isEven) {
+                                       concentricPreValue = dTop;
+                                       concentricPreLeft = dLeft;
+                               }
+                               else if(concentricPreLeft >= 0 && dTop < concentricPreValue) { //TODO: better 
use count //note dTop < because is related to pixels
+                                       pixmap.DrawLine(pen_green_bold_encoder_capture,
+                                                       concentricPreLeft + dWidth/2, concentricPreValue, 
dLeft + dWidth/2, dTop);
+                                       UtilGtk.DrawArrow(pixmap, pen_green_bold_encoder_capture,
+                                                       dLeft + dWidth/2, concentricPreLeft + dWidth/2, 
//tipX, tailX
+                                                       dTop, concentricPreValue,                       
//tipY, tailY
+                                                       14);
+                               }
+                       }
+
+
                        //paint secondary variable circle and lines
                        //but do not do it if user do not want to show it from repetitiveConditionsWindow
                        if(dataSecondary.Count > 0)