Add Region.ExtensionDirection

Add Region.Prototype.extensionFrontDirection

BauSystem_Main/src/de/steamwar/bausystem/world/Region.java

@@ -229,6 +229,15 @@ public class Region {
 
     }
 
+    public enum ExtensionDirection {
+
+        PositiveZ(),
+        NegativeZ(),
+        PositiveX(),
+        NegativeX()
+
+    }
+
     public static class Prototype{
         private static final Map<String, Prototype> prototypes = new HashMap<>();
 
@@ -240,6 +249,7 @@ public class Region {
         private final int offsetY;
         private final int offsetZ;
 
+        private final ExtensionDirection extensionFrontDirection;
         private final int extensionFront;
         private final int extensionBack;
         private final int extensionUp;
@@ -261,6 +271,28 @@ public class Region {
             offsetX = config.getInt("offsetX", 0);
             offsetY = config.getInt("offsetY", 0);
             offsetZ = config.getInt("offsetZ", 0);
+            String extDir = config.getString("extensionFrontDirection", null);
+            if (extDir == null) extensionFrontDirection = null;
+            else {
+                ExtensionDirection extDirection = null;
+                switch (extDir.toLowerCase()) {
+                    case "positivex":
+                        extDirection = ExtensionDirection.PositiveX;
+                        break;
+                    case "negativex":
+                        extDirection = ExtensionDirection.NegativeX;
+                        break;
+                    case "positivez":
+                        extDirection = ExtensionDirection.PositiveZ;
+                        break;
+                    case "negativez":
+                        extDirection = ExtensionDirection.NegativeZ;
+                        break;
+                    default:
+                        break;
+                }
+                extensionFrontDirection = extDirection;
+            }
             extensionFront = config.getInt("extensionFront", 0);
             extensionBack = config.getInt("extensionBack", 0);
             extensionUp = config.getInt("extensionUp", 0);