From 0b57bfb1840d0020634c413ef6d4a0f2d88ced99 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=A9r=C3=A9my=20Zurcher?= <jeremy@asynk.ch>
Date: Mon, 19 Jan 2015 12:24:25 +0100
Subject: PossiblePaths: add boolean canExit(Orientation o)

---
 .../ch/asynk/tankontank/engine/PossiblePaths.java   | 21 +++++++++++++++++++++
 .../ch/asynk/tankontank/game/states/StateMove.java  |  6 +-----
 2 files changed, 22 insertions(+), 5 deletions(-)

diff --git a/core/src/ch/asynk/tankontank/engine/PossiblePaths.java b/core/src/ch/asynk/tankontank/engine/PossiblePaths.java
index f45b3ac..49a317f 100644
--- a/core/src/ch/asynk/tankontank/engine/PossiblePaths.java
+++ b/core/src/ch/asynk/tankontank/engine/PossiblePaths.java
@@ -207,6 +207,27 @@ public class PossiblePaths implements Disposable
         return move;
     }
 
+    public boolean canExit(Orientation o)
+    {
+        List<Path> ps;
+        if (ctrlTiles.size() == 0)
+            ps = paths;
+        else
+            ps = filteredPaths;
+
+        int mvt = pawn.getMovementPoints();
+        int rBonus = pawn.getRoadMarchBonus();
+        boolean road =  to.road(o);
+        int cost = to.exitCost();
+
+        for (Path p : ps) {
+            int c = (p.cost + cost);
+            if ((c <= mvt) || (p.roadMarch && road && (c <= (mvt + rBonus))))
+                return true;
+        }
+        return false;
+    }
+
     public Path getPath(int i)
     {
         if (ctrlTiles.size() == 0)
diff --git a/core/src/ch/asynk/tankontank/game/states/StateMove.java b/core/src/ch/asynk/tankontank/game/states/StateMove.java
index 7f2767b..b388862 100644
--- a/core/src/ch/asynk/tankontank/game/states/StateMove.java
+++ b/core/src/ch/asynk/tankontank/game/states/StateMove.java
@@ -184,12 +184,8 @@ public class StateMove extends StateCommon
         Zone exitZone = ctrl.battle.getExitZone(unit);
         if ((exitZone == null) || !exitZone.contains(hex))
             return false;
-        if (map.possiblePaths.size() == 1) {
-            // TODO pathCost called with applayToPawn from Board it updates Pawn.move
-            int left = (unit.getMovementPoints() - map.possiblePaths.pathCost(0));
-            if (left < 1)
+        if (!map.possiblePaths.canExit(exitZone.orientation))
                 return false;
-        }
         ctrl.setState(StateType.ESCAPE);
         return true;
     }
-- 
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