[longomatch] Support away only substitutions

[Andoni Morales Alastruey <amorales src gnome org>]

commit 473fea31806d1e6847376cca3e7d306c3ec6c50b
Author: Jorge Zapata <jorgeluis zapata gmail com>
Date:   Wed Apr 29 16:57:10 2015 +0200

    Support away only substitutions
    
    Keep the correct position of the field and bench for away only,
    local only or away and local teams.

 .../CanvasObjects/Teams/PlayersTaggerObject.cs     |   16 +++++++++++++---
 1 files changed, 13 insertions(+), 3 deletions(-)
---
diff --git a/LongoMatch.Drawing/CanvasObjects/Teams/PlayersTaggerObject.cs 
b/LongoMatch.Drawing/CanvasObjects/Teams/PlayersTaggerObject.cs
index 96f07b7..a5c3915 100644
--- a/LongoMatch.Drawing/CanvasObjects/Teams/PlayersTaggerObject.cs
+++ b/LongoMatch.Drawing/CanvasObjects/Teams/PlayersTaggerObject.cs
@@ -350,9 +350,19 @@ namespace LongoMatch.Drawing.CanvasObjects.Teams
                        homeBench.Height = awayBench.Height = field.Height;
                        
                        border = Config.Style.TeamTaggerBenchBorder;
-                       homeBench.Position = new Point (border, 0);
-                       field.Position = new Point (awayBench.Width + 2 * border, 0);
-                       awayBench.Position = new Point (awayBench.Width + field.Width + 3 * border, 0);
+                       if (homeTeam == null || awayTeam == null) {
+                               if (homeTeam != null) {
+                                       homeBench.Position = new Point (border, 0);
+                                       field.Position = new Point (border + homeBench.Width + border, 0);
+                               } else {
+                                       field.Position = new Point (border, 0);
+                                       awayBench.Position = new Point (border + field.Width + border, 0);
+                               }
+                       } else {
+                               homeBench.Position = new Point (border, 0);
+                               field.Position = new Point (homeBench.Width + 2 * border, 0);
+                               awayBench.Position = new Point (awayBench.Width + field.Width + 3 * border, 
0);
+                       }
 
                        Update ();
                }