From b2c4097c31c8aa34e0f43f47bf82edfaf5850aec Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=A9r=C3=A9my=20Zurcher?= <jeremy@asynk.ch>
Date: Tue, 7 Oct 2014 09:33:55 +0200
Subject: Orientation: add Orientation fromAdj(int,int,int,int)

---
 .../ch/asynk/tankontank/engine/Orientation.java    | 27 ++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/core/src/ch/asynk/tankontank/engine/Orientation.java b/core/src/ch/asynk/tankontank/engine/Orientation.java
index 580c4d2..10fa441 100644
--- a/core/src/ch/asynk/tankontank/engine/Orientation.java
+++ b/core/src/ch/asynk/tankontank/engine/Orientation.java
@@ -98,4 +98,31 @@ public enum Orientation
             return NORTH_EAST;
         }
     }
+
+    public static Orientation fromAdj(int col0, int row0, int col1, int row1)
+    {
+        Orientation o = KEEP;
+        if (row1 == row0) {
+            if (col1 == (col0 - 1)) {
+                o = SOUTH;
+            } else if (col1 == (col0 + 1)) {
+                o = NORTH;
+            }
+        } else if (row1 == (row0 - 1)) {
+            if (col1 == (col0 - 1)) {
+                o = SOUTH_EAST;
+            } else if (col1 == col0) {
+                o = NORTH_EAST;
+            }
+
+        } else if (row1 == (row0 + 1)) {
+            if (col1 == col0) {
+                o = SOUTH_WEST;
+            } else if (col1 == (col0 + 1)) {
+                o = NORTH_WEST;
+            }
+        }
+
+        return o;
+    }
 }
-- 
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