add promote action

11 files changed, 91 insertions, 7 deletions

diff --git a/TODO b/TODO
index abc9caa..f09b45d 100644
--- a/TODO
+++ b/TODO
@@ -22,7 +22,6 @@ Game:
     - attack
         - infantry move after won fight
         - at bonus:  no AP used for AT only attack against HT (still must have > 0 AP left ;))
-    - promote
     - add options to hide moves/targets/assists even in action
 
 Hex, Unit:
diff --git a/core/src/ch/asynk/tankontank/game/Ctrl.java b/core/src/ch/asynk/tankontank/game/Ctrl.java
index dd92575..6ef8eed 100644
--- a/core/src/ch/asynk/tankontank/game/Ctrl.java
+++ b/core/src/ch/asynk/tankontank/game/Ctrl.java
@@ -7,6 +7,7 @@ import ch.asynk.tankontank.game.states.StateCommon;
 import ch.asynk.tankontank.game.states.StateSelect;
 import ch.asynk.tankontank.game.states.StateMove;
 import ch.asynk.tankontank.game.states.StateRotate;
+import ch.asynk.tankontank.game.states.StatePromote;
 import ch.asynk.tankontank.game.states.StateAttack;
 import ch.asynk.tankontank.game.states.StateAnimation;
 
@@ -24,6 +25,7 @@ public class Ctrl implements Disposable
     private State selectState;
     private State pathState;
     private State rotateState;
+    private State promoteState;
     private State attackState;
     private State animationState;
 
@@ -46,6 +48,7 @@ public class Ctrl implements Disposable
         this.selectState = new StateSelect(this, map);
         this.pathState = new StateMove();
         this.rotateState = new StateRotate();
+        this.promoteState = new StatePromote();
         this.attackState = new StateAttack();
         this.animationState = new StateAnimation();
 
@@ -131,6 +134,9 @@ public class Ctrl implements Disposable
             case ROTATE:
                 this.state = rotateState;
                 break;
+            case PROMOTE:
+                this.state = promoteState;
+                break;
             case ATTACK:
                 this.state = attackState;
                 break;
diff --git a/core/src/ch/asynk/tankontank/game/Hud.java b/core/src/ch/asynk/tankontank/game/Hud.java
index 91af8b3..81009bc 100644
--- a/core/src/ch/asynk/tankontank/game/Hud.java
+++ b/core/src/ch/asynk/tankontank/game/Hud.java
@@ -25,6 +25,7 @@ public class Hud implements Disposable
 
     public Button moveBtn;
     public Button rotateBtn;
+    public Button promoteBtn;
     public Button attackBtn;
     public Button checkBtn;
     public Button cancelBtn;
@@ -46,6 +47,7 @@ public class Hud implements Disposable
 
         moveBtn = new Button(atlas, "btn-move");
         rotateBtn = new Button(atlas, "btn-rotate");
+        promoteBtn = new Button(atlas, "btn-promote");
         attackBtn = new Button(atlas, "btn-attack");
         checkBtn = new Button(atlas, "btn-check");
         cancelBtn = new Button(atlas, "btn-cancel");
@@ -68,6 +70,7 @@ public class Hud implements Disposable
     {
         moveBtn.dispose();
         rotateBtn.dispose();
+        promoteBtn.dispose();
         attackBtn.dispose();
         checkBtn.dispose();
         cancelBtn.dispose();
@@ -82,6 +85,7 @@ public class Hud implements Disposable
         flag.draw(batch);
         if (moveBtn.visible) moveBtn.getImage().draw(batch);
         if (rotateBtn.visible) rotateBtn.getImage().draw(batch);
+        if (promoteBtn.visible) promoteBtn.getImage().draw(batch);
         if (attackBtn.visible) attackBtn.getImage().draw(batch);
         if (checkBtn.visible) checkBtn.getImage().draw(batch);
         if (cancelBtn.visible) cancelBtn.getImage().draw(batch);
@@ -101,7 +105,7 @@ public class Hud implements Disposable
         return (y + btn.getHeight() + OFFSET);
     }
 
-    public void show(boolean rotate, boolean move, boolean attack, boolean check, boolean cancel)
+    public void show(boolean promote, boolean rotate, boolean move, boolean attack, boolean check, boolean cancel)
     {
         float x =  (bottomLeft.x - checkBtn.getWidth());
         float y =  bottomLeft.y;
@@ -112,6 +116,8 @@ public class Hud implements Disposable
         else rotateBtn.hide();
         if (attack) y = setButton(attackBtn, x, y);
         else attackBtn.hide();
+        if (promote) y = setButton(promoteBtn, x, y);
+        else promoteBtn.hide();
         if (cancel) y = setButton(cancelBtn, x, y);
         else cancelBtn.hide();
         if (check)  y = setButton(checkBtn, x, y);
@@ -124,6 +130,7 @@ public class Hud implements Disposable
     {
         moveBtn.hide();
         rotateBtn.hide();
+        promoteBtn.hide();
         attackBtn.hide();
         checkBtn.hide();
         cancelBtn.hide();
@@ -140,6 +147,8 @@ public class Hud implements Disposable
             btn = moveBtn;
         else if (rotateBtn.hit(x, y))
             btn = rotateBtn;
+        else if (promoteBtn.hit(x, y))
+            btn = promoteBtn;
         else if (attackBtn.hit(x, y))
             btn = attackBtn;
         else if (checkBtn.hit(x, y))
@@ -165,6 +174,8 @@ public class Hud implements Disposable
             ctrl.setState(State.StateType.MOVE);
         else if (btn == rotateBtn)
             ctrl.setState(State.StateType.ROTATE);
+        else if (btn == promoteBtn)
+            ctrl.setState(State.StateType.PROMOTE);
         else if (btn == attackBtn)
             ctrl.setState(State.StateType.ATTACK);
         else if (btn == checkBtn)
diff --git a/core/src/ch/asynk/tankontank/game/Map.java b/core/src/ch/asynk/tankontank/game/Map.java
index 352d73d..1e57c6a 100644
--- a/core/src/ch/asynk/tankontank/game/Map.java
+++ b/core/src/ch/asynk/tankontank/game/Map.java
@@ -362,4 +362,12 @@ public abstract class Map extends Board
         activatedPawns.add(pawn);
         return activablePawns.size();
     }
+
+    public void promote(Pawn pawn, Pawn with)
+    {
+        GridPoint2 coords = getHexUnder(pawn);
+        removePawnFrom(pawn, coords);
+        setPawnAt(with, coords, pawn.getOrientation());
+        activatedPawns.add(with);
+    }
 }
diff --git a/core/src/ch/asynk/tankontank/game/Player.java b/core/src/ch/asynk/tankontank/game/Player.java
index 5646311..bb50013 100644
--- a/core/src/ch/asynk/tankontank/game/Player.java
+++ b/core/src/ch/asynk/tankontank/game/Player.java
@@ -118,6 +118,20 @@ public class Player implements Drawable, Disposable
         return false;
     }
 
+    public Pawn promote(Pawn pawn)
+    {
+        for (Pawn p: casualties) {
+            if (p.isHqOf(pawn)) {
+                units.remove(pawn);
+                casualties.add(pawn);
+                units.add(p);
+                casualties.remove(p);
+                return p;
+            }
+        }
+        return null;
+    }
+
     public void setPosition(float x, float y)
     {
         flag.setPosition(x, y);
diff --git a/core/src/ch/asynk/tankontank/game/State.java b/core/src/ch/asynk/tankontank/game/State.java
index 6156f8b..8f004c4 100644
--- a/core/src/ch/asynk/tankontank/game/State.java
+++ b/core/src/ch/asynk/tankontank/game/State.java
@@ -7,6 +7,7 @@ public interface State
         MOVE,
         ROTATE,
         ATTACK,
+        PROMOTE,
         ANIMATION
     };
 
diff --git a/core/src/ch/asynk/tankontank/game/states/StateAttack.java b/core/src/ch/asynk/tankontank/game/states/StateAttack.java
index bbf54d1..c6aebc6 100644
--- a/core/src/ch/asynk/tankontank/game/states/StateAttack.java
+++ b/core/src/ch/asynk/tankontank/game/states/StateAttack.java
@@ -11,7 +11,7 @@ public class StateAttack extends StateCommon
     public void enter(boolean fromSelect)
     {
         map.clearPossibleTargets();
-        ctrl.hud.show(false, false, true, false, ctrl.cfg.canCancel);
+        ctrl.hud.show(false, false, false, true, false, ctrl.cfg.canCancel);
         ctrl.hud.attackBtn.setOn();
 
         if (fromSelect) {
@@ -56,7 +56,7 @@ public class StateAttack extends StateCommon
             map.showTarget(to, true);
             map.buildAttackAssists(selectedPawn, activePawn, to, ctrl.currentPlayer().unitIterator());
             map.showAttackAssists(true);
-            ctrl.hud.show(false, false, true, true, ctrl.cfg.canCancel);
+            ctrl.hud.show(false, false, false, true, true, ctrl.cfg.canCancel);
         }
 
         if ((activePawn != null) && map.isInPossibleAttackAssists(upHex)) {
diff --git a/core/src/ch/asynk/tankontank/game/states/StateMove.java b/core/src/ch/asynk/tankontank/game/states/StateMove.java
index 43a8d7f..e8e1c3b 100644
--- a/core/src/ch/asynk/tankontank/game/states/StateMove.java
+++ b/core/src/ch/asynk/tankontank/game/states/StateMove.java
@@ -10,7 +10,7 @@ public class StateMove extends StateCommon
     public void enter(boolean fromSelect)
     {
         map.clearPossiblePaths();
-        ctrl.hud.show(true, true, false, ((map.activablePawnsCount() + map.activatedPawnsCount()) > 1), ctrl.cfg.canCancel);
+        ctrl.hud.show(false, true, true, false, ((map.activablePawnsCount() + map.activatedPawnsCount()) > 1), ctrl.cfg.canCancel);
         ctrl.hud.moveBtn.setOn();
 
         if (fromSelect) {
diff --git a/core/src/ch/asynk/tankontank/game/states/StatePromote.java b/core/src/ch/asynk/tankontank/game/states/StatePromote.java
new file mode 100644
index 0000000..cb86fd9
--- /dev/null
+++ b/core/src/ch/asynk/tankontank/game/states/StatePromote.java
@@ -0,0 +1,44 @@
+package ch.asynk.tankontank.game.states;
+
+import ch.asynk.tankontank.engine.Pawn;
+import ch.asynk.tankontank.game.State.StateType;
+
+public class StatePromote extends StateCommon
+{
+    @Override
+    public void enter(boolean flag)
+    {
+        ctrl.hud.hide();
+        Pawn p = ctrl.currentPlayer().promote(selectedPawn);
+        if (p != null) {
+            map.promote(selectedPawn, p);
+        }
+        done();
+    }
+
+    @Override
+    public void leave(StateType nextState)
+    {
+    }
+
+    @Override
+    public void touchDown()
+    {
+    }
+
+    @Override
+    public void touchUp()
+    {
+    }
+
+    @Override
+    public void abort()
+    {
+    }
+
+    @Override
+    public void done()
+    {
+        super.done();
+    }
+}
diff --git a/core/src/ch/asynk/tankontank/game/states/StateRotate.java b/core/src/ch/asynk/tankontank/game/states/StateRotate.java
index 9b26288..43350df 100644
--- a/core/src/ch/asynk/tankontank/game/states/StateRotate.java
+++ b/core/src/ch/asynk/tankontank/game/states/StateRotate.java
@@ -15,7 +15,7 @@ public class StateRotate extends StateCommon
         this.rotateOnly = rotateOnly;
 
         // if ((map.activablePawnsCount() + map.activatedPawnsCount()) == 1)
-        ctrl.hud.show(true, false, false, false, ctrl.cfg.canCancel);
+        ctrl.hud.show(false, true, false, false, false, ctrl.cfg.canCancel);
         ctrl.hud.rotateBtn.setOn();
 
         if (rotateOnly) {
@@ -68,7 +68,7 @@ public class StateRotate extends StateCommon
         if (ctrl.cfg.mustValidate) {
             map.showDirections(to, false);
             map.showOrientation(to, true, o);
-            ctrl.hud.show(true, false, false, true, ctrl.cfg.canCancel);
+            ctrl.hud.show(false, true, false, false, true, ctrl.cfg.canCancel);
         } else
             doRotation(o);
     }
diff --git a/core/src/ch/asynk/tankontank/game/states/StateSelect.java b/core/src/ch/asynk/tankontank/game/states/StateSelect.java
index 5dc5e68..10fbed1 100644
--- a/core/src/ch/asynk/tankontank/game/states/StateSelect.java
+++ b/core/src/ch/asynk/tankontank/game/states/StateSelect.java
@@ -57,6 +57,7 @@ public class StateSelect extends StateCommon
             int assists = map.buildMoveAssists(selectedPawn, selectedHex);
             showPossibleTargetsMovesAssists(selectedPawn);
             ctrl.hud.show(
+                ctrl.currentPlayer().canPromote(selectedPawn),
                 selectedPawn.canMove(),
                 (selectedPawn.canMove() && (moves > 0)),
                 (selectedPawn.canAttack() && (targets > 0)),