[longomatch] Fix steps for histogram graphs

[Andoni Morales Alastruey <amorales src gnome org>]

commit dddfb8e6676c4171e271ec21b8ff34bb326fdea8
Author: Andoni Morales Alastruey <ylatuya gmail com>
Date:   Mon Sep 9 10:02:38 2013 +0200

    Fix steps for histogram graphs

 LongoMatch.GUI/Gui/Component/Stats/Plotter.cs |   16 ++++++++++++++++
 1 files changed, 16 insertions(+), 0 deletions(-)
---
diff --git a/LongoMatch.GUI/Gui/Component/Stats/Plotter.cs b/LongoMatch.GUI/Gui/Component/Stats/Plotter.cs
index 43a9f14..5f19b6f 100644
--- a/LongoMatch.GUI/Gui/Component/Stats/Plotter.cs
+++ b/LongoMatch.GUI/Gui/Component/Stats/Plotter.cs
@@ -17,6 +17,7 @@
 //
 using System;
 using System.IO;
+using System.Linq;
 using Gdk;
 using Cairo;
 using OxyPlot;
@@ -82,6 +83,7 @@ namespace LongoMatch.Gui.Component.Stats
                        PlotModel model = new PlotModel ();
             CategoryAxis categoryAxis;
             LinearAxis valueAxis;
+            int maxCount;
             
                        valueAxis = new LinearAxis(AxisPosition.Left) { MinimumPadding = 0, AbsoluteMinimum = 
0,
                                MinorStep = 1, MajorStep = 1, Minimum = 0};
@@ -96,6 +98,20 @@ namespace LongoMatch.Gui.Component.Stats
                                ValueField = "VisitorTeamCount",  FillColor = new OxyColor {R=0, G=0x99, 
B=0xFF, A=0xFF} });    
             model.Axes.Add(categoryAxis);
             model.Axes.Add(valueAxis);
+            
+                       if (stats.OptionStats.Count != 0) {
+                               maxCount = stats.OptionStats.Max (o => o.TotalCount);
+                               if (maxCount > 10 && maxCount <= 50) {
+                                       valueAxis.MinorStep = 5;
+                                       valueAxis.MajorStep = 10;
+                               } else if (maxCount > 50 && maxCount <= 100) {
+                                       valueAxis.MinorStep = 10;
+                                       valueAxis.MajorStep = 20;
+                               } else if (maxCount > 100 ) {
+                                       valueAxis.MinorStep = 10;
+                                       valueAxis.MajorStep = 50;
+                               }
+            }
             return model;
                }