engine.TileSet/Zone are dead: welcome game.HexSet/Zone

20 files changed, 97 insertions, 110 deletions

diff --git a/core/src/ch/asynk/tankontank/engine/Board.java b/core/src/ch/asynk/tankontank/engine/Board.java
index 8dd0ce9..cc3b08f 100644
--- a/core/src/ch/asynk/tankontank/engine/Board.java
+++ b/core/src/ch/asynk/tankontank/engine/Board.java
@@ -32,12 +32,6 @@ public abstract class Board implements Disposable
         public Tile getNewTile(float x, float y, int col, int row, boolean offmap);
     }
 
-    public interface TileCollection extends Collection<Tile>
-    {
-        public Tile first();
-        public void enable(int i, boolean enable);
-    }
-
     public interface PawnCollection extends Collection<Pawn>
     {
         public Pawn first();
@@ -293,7 +287,7 @@ public abstract class Board implements Disposable
             debugShapes.setTransformMatrix(prevTransform);
     }
 
-    protected int collectPossibleMoves(Pawn pawn, TileCollection moves)
+    protected int collectPossibleMoves(Pawn pawn, Collection<Tile> moves)
     {
         return searchBoard.possibleMovesFrom(pawn, moves);
     }
diff --git a/core/src/ch/asynk/tankontank/engine/PossiblePaths.java b/core/src/ch/asynk/tankontank/engine/PossiblePaths.java
index 91038da..30f63fd 100644
--- a/core/src/ch/asynk/tankontank/engine/PossiblePaths.java
+++ b/core/src/ch/asynk/tankontank/engine/PossiblePaths.java
@@ -1,9 +1,11 @@
 package ch.asynk.tankontank.engine;
 
-import java.util.List;
 import java.util.Iterator;
 import java.util.ArrayList;
+import java.util.List;
 import java.util.LinkedList;
+import java.util.HashSet;
+import java.util.LinkedHashSet;
 
 import com.badlogic.gdx.math.Vector2;
 import com.badlogic.gdx.math.Vector3;
@@ -20,12 +22,12 @@ public class PossiblePaths implements Iterable<Vector3>
     private List<Tile> ctrlTiles;
     private List<ArrayList<Tile>> paths;
     private List<ArrayList<Tile>> filteredPaths;
-    private Board.TileCollection tiles;
+    private HashSet<Tile> tiles;
 
     public PossiblePaths(Board board, int tSize, int stSize, int ftSize, int vectSize)
     {
         this.board = board;
-        this.tiles = new TileSet(board, tSize);
+        this.tiles = new LinkedHashSet<Tile>(tSize);
         this.stack = new ArrayList<Tile>(stSize);
         this.ctrlTiles = new ArrayList<Tile>(ftSize);
         this.paths = new LinkedList<ArrayList<Tile>>();
diff --git a/core/src/ch/asynk/tankontank/engine/SearchBoard.java b/core/src/ch/asynk/tankontank/engine/SearchBoard.java
index a93bd67..227d19a 100644
--- a/core/src/ch/asynk/tankontank/engine/SearchBoard.java
+++ b/core/src/ch/asynk/tankontank/engine/SearchBoard.java
@@ -7,6 +7,7 @@ import java.util.LinkedHashSet;
 import java.util.LinkedList;
 import java.util.ArrayDeque;
 import java.util.Iterator;
+import java.util.Collection;
 
 public class SearchBoard
 {
@@ -110,7 +111,7 @@ public class SearchBoard
         a[5] = getNode((src.col - 1), (src.row - 1));
     }
 
-    public int possibleMovesFrom(Pawn pawn, Board.TileCollection moves)
+    public int possibleMovesFrom(Pawn pawn, Collection<Tile> moves)
     {
         moves.clear();
         searchCount += 1;
diff --git a/core/src/ch/asynk/tankontank/engine/TileSet.java b/core/src/ch/asynk/tankontank/engine/TileSet.java
deleted file mode 100644
index c8897f3..0000000
--- a/core/src/ch/asynk/tankontank/engine/TileSet.java
+++ /dev/null
@@ -1,26 +0,0 @@
-package ch.asynk.tankontank.engine;
-
-import java.util.LinkedHashSet;
-
-public class TileSet extends LinkedHashSet<Tile> implements Board.TileCollection
-{
-    private final Board board;
-
-    public TileSet(Board board, int n)
-    {
-        super(n);
-        this.board = board;
-    }
-
-    public Tile first()
-    {
-        if (isEmpty()) return null;
-        return iterator().next();
-    }
-
-    public void enable(int i, boolean enable)
-    {
-        for (Tile tile : this)
-            board.enableOverlayOn(tile, i, enable);
-    }
-}
diff --git a/core/src/ch/asynk/tankontank/engine/Zone.java b/core/src/ch/asynk/tankontank/engine/Zone.java
deleted file mode 100644
index f0c957b..0000000
--- a/core/src/ch/asynk/tankontank/engine/Zone.java
+++ /dev/null
@@ -1,12 +0,0 @@
-package ch.asynk.tankontank.engine;
-
-public class Zone extends TileSet
-{
-    public int allowedMoves;
-    public Orientation orientation;
-
-    public Zone(Board board, int n)
-    {
-        super(board, n);
-    }
-}
diff --git a/core/src/ch/asynk/tankontank/game/Battle.java b/core/src/ch/asynk/tankontank/game/Battle.java
index 9b1e502..0c2c3e3 100644
--- a/core/src/ch/asynk/tankontank/game/Battle.java
+++ b/core/src/ch/asynk/tankontank/game/Battle.java
@@ -1,6 +1,6 @@
 package ch.asynk.tankontank.game;
 
-import ch.asynk.tankontank.engine.Zone;
+import ch.asynk.tankontank.game.Zone;
 import ch.asynk.tankontank.game.Unit;
 import ch.asynk.tankontank.game.Player;
 import ch.asynk.tankontank.game.hud.Position;
diff --git a/core/src/ch/asynk/tankontank/game/HexSet.java b/core/src/ch/asynk/tankontank/game/HexSet.java
new file mode 100644
index 0000000..436c727
--- /dev/null
+++ b/core/src/ch/asynk/tankontank/game/HexSet.java
@@ -0,0 +1,29 @@
+package ch.asynk.tankontank.game;
+
+import java.util.Collection;
+import java.util.LinkedHashSet;
+
+import ch.asynk.tankontank.engine.Tile;
+
+public class HexSet extends LinkedHashSet<Hex>
+{
+    private final Map map;
+
+    public HexSet(Map map, int n)
+    {
+        super(n);
+        this.map = map;
+    }
+
+    public void enable(int i, boolean enable)
+    {
+        for (Hex hex : this)
+            map.enableOverlayOn(hex, i, enable);
+    }
+
+   @SuppressWarnings("unchecked")
+    public Collection<Tile> hexAsTiles()
+    {
+        return (Collection) this;
+    }
+}
diff --git a/core/src/ch/asynk/tankontank/game/Map.java b/core/src/ch/asynk/tankontank/game/Map.java
index e02073d..2a5ff2f 100644
--- a/core/src/ch/asynk/tankontank/game/Map.java
+++ b/core/src/ch/asynk/tankontank/game/Map.java
@@ -12,7 +12,6 @@ import com.badlogic.gdx.graphics.glutils.ShapeRenderer;
 import ch.asynk.tankontank.TankOnTank;
 import ch.asynk.tankontank.engine.Pawn;
 import ch.asynk.tankontank.engine.PawnSet;
-import ch.asynk.tankontank.engine.TileSet;
 import ch.asynk.tankontank.engine.Board;
 import ch.asynk.tankontank.engine.Orientation;
 import ch.asynk.tankontank.engine.Meteorology;
@@ -29,7 +28,7 @@ public abstract class Map extends Board
 
     private Random rand = new Random();
 
-    public final Board.TileCollection possibleMoves;
+    public final HexSet possibleMoves;
     public final PossiblePaths possiblePaths;
 
     public final Board.PawnCollection moveablePawns;
@@ -65,7 +64,7 @@ public abstract class Map extends Board
 
         setup();
 
-        possibleMoves = new TileSet(this, 40);
+        possibleMoves = new HexSet(this, 40);
         possiblePaths = new PossiblePaths(this, 10, 20, 5, 10);
         moveablePawns = new PawnSet(this, 6);
 
@@ -115,7 +114,7 @@ public abstract class Map extends Board
             possibleMoves.clear();
             return 0;
         }
-        return collectPossibleMoves(unit, possibleMoves);
+        return collectPossibleMoves(unit, possibleMoves.hexAsTiles());
     }
 
     public int togglePossiblePathHex(Hex hex)
diff --git a/core/src/ch/asynk/tankontank/game/Zone.java b/core/src/ch/asynk/tankontank/game/Zone.java
new file mode 100644
index 0000000..de3a0d9
--- /dev/null
+++ b/core/src/ch/asynk/tankontank/game/Zone.java
@@ -0,0 +1,14 @@
+package ch.asynk.tankontank.game;
+
+import ch.asynk.tankontank.engine.Orientation;
+
+public class Zone extends HexSet
+{
+    public int allowedMoves;
+    public Orientation orientation;
+
+    public Zone(Map map, int n)
+    {
+        super(map, n);
+    }
+}
diff --git a/core/src/ch/asynk/tankontank/game/battles/BattleCommon.java b/core/src/ch/asynk/tankontank/game/battles/BattleCommon.java
index 4b536f1..a816799 100644
--- a/core/src/ch/asynk/tankontank/game/battles/BattleCommon.java
+++ b/core/src/ch/asynk/tankontank/game/battles/BattleCommon.java
@@ -4,13 +4,13 @@ import java.util.Random;
 import java.util.HashMap;
 import java.util.ArrayList;
 
-import ch.asynk.tankontank.engine.TileSet;
-import ch.asynk.tankontank.engine.Zone;
 import ch.asynk.tankontank.game.Army;
 import ch.asynk.tankontank.game.Battle;
 import ch.asynk.tankontank.game.Player;
 import ch.asynk.tankontank.game.Ctrl;
 import ch.asynk.tankontank.game.Map;
+import ch.asynk.tankontank.game.Zone;
+import ch.asynk.tankontank.game.HexSet;
 import ch.asynk.tankontank.game.Unit;
 import ch.asynk.tankontank.game.Unit.UnitId;
 import ch.asynk.tankontank.game.State.StateType;
@@ -28,7 +28,7 @@ public abstract class BattleCommon implements Battle
     protected ArrayList<Zone> exitZone = new ArrayList<Zone>();
     protected HashMap<Unit, Zone> unitEntry = new HashMap<Unit, Zone>();
     protected HashMap<Unit, Zone> unitExit = new HashMap<Unit, Zone>();
-    protected TileSet objectives;
+    protected HexSet objectives;
 
     public BattleCommon(Factory factory)
     {
diff --git a/core/src/ch/asynk/tankontank/game/battles/BattleCounterAttack.java b/core/src/ch/asynk/tankontank/game/battles/BattleCounterAttack.java
index 6b93f9e..324f187 100644
--- a/core/src/ch/asynk/tankontank/game/battles/BattleCounterAttack.java
+++ b/core/src/ch/asynk/tankontank/game/battles/BattleCounterAttack.java
@@ -1,17 +1,13 @@
 package ch.asynk.tankontank.game.battles;
 
-import ch.asynk.tankontank.game.Ctrl;
-import ch.asynk.tankontank.game.Map;
-import ch.asynk.tankontank.game.Hex;
 import ch.asynk.tankontank.game.Army;
 import ch.asynk.tankontank.game.Player;
-import ch.asynk.tankontank.game.State.StateType;
+import ch.asynk.tankontank.game.Ctrl;
+import ch.asynk.tankontank.game.Map;
+import ch.asynk.tankontank.game.Zone;
 import ch.asynk.tankontank.game.Unit;
 import ch.asynk.tankontank.game.Unit.UnitId;
 import ch.asynk.tankontank.game.hud.Position;
-import ch.asynk.tankontank.engine.Tile;
-import ch.asynk.tankontank.engine.TileSet;
-import ch.asynk.tankontank.engine.Zone;
 import ch.asynk.tankontank.engine.Orientation;
 
 public class BattleCounterAttack extends BattleCommon
diff --git a/core/src/ch/asynk/tankontank/game/battles/BattleFrontalAssault.java b/core/src/ch/asynk/tankontank/game/battles/BattleFrontalAssault.java
index be5d820..173e719 100644
--- a/core/src/ch/asynk/tankontank/game/battles/BattleFrontalAssault.java
+++ b/core/src/ch/asynk/tankontank/game/battles/BattleFrontalAssault.java
@@ -1,17 +1,15 @@
 package ch.asynk.tankontank.game.battles;
 
+import ch.asynk.tankontank.game.Army;
+import ch.asynk.tankontank.game.Player;
 import ch.asynk.tankontank.game.Ctrl;
 import ch.asynk.tankontank.game.Map;
 import ch.asynk.tankontank.game.Hex;
-import ch.asynk.tankontank.game.Army;
-import ch.asynk.tankontank.game.Player;
-import ch.asynk.tankontank.game.State.StateType;
+import ch.asynk.tankontank.game.HexSet;
+import ch.asynk.tankontank.game.Zone;
 import ch.asynk.tankontank.game.Unit;
 import ch.asynk.tankontank.game.Unit.UnitId;
 import ch.asynk.tankontank.game.hud.Position;
-import ch.asynk.tankontank.engine.Tile;
-import ch.asynk.tankontank.engine.TileSet;
-import ch.asynk.tankontank.engine.Zone;
 import ch.asynk.tankontank.engine.Orientation;
 
 public class BattleFrontalAssault extends BattleCommon
@@ -71,8 +69,8 @@ public class BattleFrontalAssault extends BattleCommon
             return null;
 
         int count = 0;
-        for (Tile tile : objectives) {
-            Unit unit = ((Hex) tile).getUnit();
+        for (Hex hex : objectives) {
+            Unit unit = hex.getUnit();
             if ((unit != null) && unit.is(Army.US))
                 count =+ 1;
         }
@@ -87,7 +85,7 @@ public class BattleFrontalAssault extends BattleCommon
     public void setup(Ctrl ctrl, Map map)
     {
         // G9, E6, H4
-        objectives = new TileSet(map, 3);
+        objectives = new HexSet(map, 3);
         objectives.add(map.getHex(2, 2));
         objectives.add(map.getHex(6, 4));
         objectives.add(map.getHex(6, 1));
diff --git a/core/src/ch/asynk/tankontank/game/battles/BattleHeadToHead.java b/core/src/ch/asynk/tankontank/game/battles/BattleHeadToHead.java
index fd5c0d8..e3e9c80 100644
--- a/core/src/ch/asynk/tankontank/game/battles/BattleHeadToHead.java
+++ b/core/src/ch/asynk/tankontank/game/battles/BattleHeadToHead.java
@@ -1,17 +1,15 @@
 package ch.asynk.tankontank.game.battles;
 
+import ch.asynk.tankontank.game.Zone;
+import ch.asynk.tankontank.game.Army;
+import ch.asynk.tankontank.game.Player;
 import ch.asynk.tankontank.game.Ctrl;
 import ch.asynk.tankontank.game.Map;
 import ch.asynk.tankontank.game.Hex;
-import ch.asynk.tankontank.game.Army;
-import ch.asynk.tankontank.game.Player;
-import ch.asynk.tankontank.game.State.StateType;
+import ch.asynk.tankontank.game.HexSet;
 import ch.asynk.tankontank.game.Unit;
 import ch.asynk.tankontank.game.Unit.UnitId;
 import ch.asynk.tankontank.game.hud.Position;
-import ch.asynk.tankontank.engine.Tile;
-import ch.asynk.tankontank.engine.TileSet;
-import ch.asynk.tankontank.engine.Zone;
 import ch.asynk.tankontank.engine.Orientation;
 
 public class BattleHeadToHead extends BattleCommon
@@ -58,8 +56,8 @@ public class BattleHeadToHead extends BattleCommon
         int player = 0;
         int opponent = 0;
 
-        for (Tile tile : objectives) {
-            Unit unit = ((Hex) tile).getUnit();
+        for (Hex hex : objectives) {
+            Unit unit = hex.getUnit();
             if (unit != null) {
                 if (ctrl.player.isEnemy(unit))
                     opponent += 1;
@@ -83,7 +81,7 @@ public class BattleHeadToHead extends BattleCommon
         gePlayer.turnEnd();
 
         // B6, E6, H4
-        objectives = new TileSet(map, 3);
+        objectives = new HexSet(map, 3);
         objectives.add(map.getHex(7, 7));
         objectives.add(map.getHex(6, 4));
         objectives.add(map.getHex(6, 1));
diff --git a/core/src/ch/asynk/tankontank/game/battles/BattleLastStand.java b/core/src/ch/asynk/tankontank/game/battles/BattleLastStand.java
index 38be856..3430d88 100644
--- a/core/src/ch/asynk/tankontank/game/battles/BattleLastStand.java
+++ b/core/src/ch/asynk/tankontank/game/battles/BattleLastStand.java
@@ -1,17 +1,15 @@
 package ch.asynk.tankontank.game.battles;
 
+import ch.asynk.tankontank.game.Zone;
+import ch.asynk.tankontank.game.Army;
+import ch.asynk.tankontank.game.Player;
 import ch.asynk.tankontank.game.Ctrl;
 import ch.asynk.tankontank.game.Map;
 import ch.asynk.tankontank.game.Hex;
-import ch.asynk.tankontank.game.Army;
-import ch.asynk.tankontank.game.Player;
-import ch.asynk.tankontank.game.State.StateType;
+import ch.asynk.tankontank.game.HexSet;
 import ch.asynk.tankontank.game.Unit;
 import ch.asynk.tankontank.game.Unit.UnitId;
 import ch.asynk.tankontank.game.hud.Position;
-import ch.asynk.tankontank.engine.Tile;
-import ch.asynk.tankontank.engine.TileSet;
-import ch.asynk.tankontank.engine.Zone;
 import ch.asynk.tankontank.engine.Orientation;
 
 public class BattleLastStand extends BattleCommon
@@ -60,8 +58,8 @@ public class BattleLastStand extends BattleCommon
             if (unit.isAce())
                 usPoints += 1;
         }
-        for (Tile tile : objectives) {
-            Unit unit = ((Hex) tile).getUnit();
+        for (Hex hex: objectives) {
+            Unit unit = hex.getUnit();
             if ((unit != null) && unit.is(Army.US))
                 usPoints += 1;
         }
@@ -76,7 +74,7 @@ public class BattleLastStand extends BattleCommon
     public void setup(Ctrl ctrl, Map map)
     {
         // A7, E6, F6, G10
-        objectives = new TileSet(map, 4);
+        objectives = new HexSet(map, 4);
         objectives.add(map.getHex(7, 8));
         objectives.add(map.getHex(6, 4));
         objectives.add(map.getHex(5, 3));
diff --git a/core/src/ch/asynk/tankontank/game/battles/BattleNightAction.java b/core/src/ch/asynk/tankontank/game/battles/BattleNightAction.java
index 800c884..e712e65 100644
--- a/core/src/ch/asynk/tankontank/game/battles/BattleNightAction.java
+++ b/core/src/ch/asynk/tankontank/game/battles/BattleNightAction.java
@@ -1,17 +1,15 @@
 package ch.asynk.tankontank.game.battles;
 
+import ch.asynk.tankontank.game.Zone;
+import ch.asynk.tankontank.game.Army;
+import ch.asynk.tankontank.game.Player;
 import ch.asynk.tankontank.game.Ctrl;
 import ch.asynk.tankontank.game.Map;
 import ch.asynk.tankontank.game.Hex;
-import ch.asynk.tankontank.game.Army;
-import ch.asynk.tankontank.game.Player;
-import ch.asynk.tankontank.game.State.StateType;
+import ch.asynk.tankontank.game.HexSet;
 import ch.asynk.tankontank.game.Unit;
 import ch.asynk.tankontank.game.Unit.UnitId;
 import ch.asynk.tankontank.game.hud.Position;
-import ch.asynk.tankontank.engine.Tile;
-import ch.asynk.tankontank.engine.TileSet;
-import ch.asynk.tankontank.engine.Zone;
 import ch.asynk.tankontank.engine.Orientation;
 import ch.asynk.tankontank.engine.Meteorology;
 
diff --git a/core/src/ch/asynk/tankontank/game/battles/BattleStabToTheFlank.java b/core/src/ch/asynk/tankontank/game/battles/BattleStabToTheFlank.java
index 079b69c..9e8a61e 100644
--- a/core/src/ch/asynk/tankontank/game/battles/BattleStabToTheFlank.java
+++ b/core/src/ch/asynk/tankontank/game/battles/BattleStabToTheFlank.java
@@ -1,17 +1,15 @@
 package ch.asynk.tankontank.game.battles;
 
+import ch.asynk.tankontank.game.Zone;
+import ch.asynk.tankontank.game.Army;
+import ch.asynk.tankontank.game.Player;
 import ch.asynk.tankontank.game.Ctrl;
 import ch.asynk.tankontank.game.Map;
 import ch.asynk.tankontank.game.Hex;
-import ch.asynk.tankontank.game.Army;
-import ch.asynk.tankontank.game.Player;
-import ch.asynk.tankontank.game.State.StateType;
+import ch.asynk.tankontank.game.HexSet;
 import ch.asynk.tankontank.game.Unit;
 import ch.asynk.tankontank.game.Unit.UnitId;
 import ch.asynk.tankontank.game.hud.Position;
-import ch.asynk.tankontank.engine.Tile;
-import ch.asynk.tankontank.engine.TileSet;
-import ch.asynk.tankontank.engine.Zone;
 import ch.asynk.tankontank.engine.Orientation;
 
 public class BattleStabToTheFlank extends BattleCommon
@@ -61,8 +59,8 @@ public class BattleStabToTheFlank extends BattleCommon
         else
             usPoints += escaped;
 
-        for (Tile tile : objectives) {
-            Unit unit = ((Hex) tile).getUnit();
+        for (Hex hex : objectives) {
+            Unit unit = hex.getUnit();
             if ((unit != null) && unit.is(Army.US))
                 usPoints += 1;
         }
@@ -97,7 +95,7 @@ public class BattleStabToTheFlank extends BattleCommon
     public void setup(Ctrl ctrl, Map map)
     {
         // F6, E6
-        objectives = new TileSet(map, 2);
+        objectives = new HexSet(map, 2);
         objectives.add(map.getHex(5, 3));
         objectives.add(map.getHex(6, 4));
         objectives.enable(Hex.OBJECTIVE, true);
diff --git a/core/src/ch/asynk/tankontank/game/states/StateCommon.java b/core/src/ch/asynk/tankontank/game/states/StateCommon.java
index e702ce4..2da80ae 100644
--- a/core/src/ch/asynk/tankontank/game/states/StateCommon.java
+++ b/core/src/ch/asynk/tankontank/game/states/StateCommon.java
@@ -1,6 +1,6 @@
 package ch.asynk.tankontank.game.states;
 
-import ch.asynk.tankontank.engine.Zone;
+import ch.asynk.tankontank.game.Zone;
 import ch.asynk.tankontank.game.Map;
 import ch.asynk.tankontank.game.Hex;
 import ch.asynk.tankontank.game.Unit;
diff --git a/core/src/ch/asynk/tankontank/game/states/StateDeployment.java b/core/src/ch/asynk/tankontank/game/states/StateDeployment.java
index c3944bc..89e97aa 100644
--- a/core/src/ch/asynk/tankontank/game/states/StateDeployment.java
+++ b/core/src/ch/asynk/tankontank/game/states/StateDeployment.java
@@ -1,9 +1,9 @@
 package ch.asynk.tankontank.game.states;
 
 import ch.asynk.tankontank.engine.Orientation;
-import ch.asynk.tankontank.engine.Zone;
 import ch.asynk.tankontank.engine.PawnSet;
 import ch.asynk.tankontank.game.Hex;
+import ch.asynk.tankontank.game.Zone;
 import ch.asynk.tankontank.game.Unit;
 import ch.asynk.tankontank.game.hud.ActionButtons.Buttons;
 
diff --git a/core/src/ch/asynk/tankontank/game/states/StateEscape.java b/core/src/ch/asynk/tankontank/game/states/StateEscape.java
index 7ff9fa8..30af8e5 100644
--- a/core/src/ch/asynk/tankontank/game/states/StateEscape.java
+++ b/core/src/ch/asynk/tankontank/game/states/StateEscape.java
@@ -1,6 +1,6 @@
 package ch.asynk.tankontank.game.states;
 
-import ch.asynk.tankontank.engine.Zone;
+import ch.asynk.tankontank.game.Zone;
 import ch.asynk.tankontank.game.Unit;
 
 public class StateEscape extends StateCommon
diff --git a/core/src/ch/asynk/tankontank/game/states/StateReinforcement.java b/core/src/ch/asynk/tankontank/game/states/StateReinforcement.java
index 634ee00..686a388 100644
--- a/core/src/ch/asynk/tankontank/game/states/StateReinforcement.java
+++ b/core/src/ch/asynk/tankontank/game/states/StateReinforcement.java
@@ -1,7 +1,7 @@
 package ch.asynk.tankontank.game.states;
 
-import ch.asynk.tankontank.engine.Zone;
 import ch.asynk.tankontank.game.Hex;
+import ch.asynk.tankontank.game.Zone;
 import ch.asynk.tankontank.game.Unit;
 import ch.asynk.tankontank.game.hud.ActionButtons.Buttons;