Added some debug messaging for entity AI state

core/src/com/riiablo/ai/AI.java

@@ -15,4 +15,8 @@ public abstract class AI {
   public void interact(GameScreen gameScreen) {}
 
   public void update(float delta) {}
+
+  public String getState() {
+    return "";
+  }
 }

core/src/com/riiablo/ai/Fallen.java

@@ -119,4 +119,9 @@ public class Fallen extends AI {
         break;
     }
   }
+
+  @Override
+  public String getState() {
+    return stateMachine.getCurrentState().name();
+  }
 }

core/src/com/riiablo/ai/Idle.java

@@ -7,4 +7,9 @@ public class Idle extends AI {
 
   @Override
   public void update(float delta) {}
+
+  @Override
+  public String getState() {
+    return "IDLE";
+  }
 }

core/src/com/riiablo/ai/Npc.java

@@ -187,4 +187,13 @@ public class Npc extends AI {
         return 4;
     }
   }
+
+  @Override
+  public String getState() { // TODO: proper NPC state machine -- PATH, IDLE, S1/S2, INTERACTING
+    if (actionTimer == Float.POSITIVE_INFINITY) {
+      return "INTERACT";
+    } else {
+      return "";
+    }
+  }
 }

core/src/com/riiablo/ai/QuillRat.java

@@ -33,4 +33,9 @@ public class QuillRat extends AI {
       entity.setPath(entity.map, dst);
     }
   }
+
+  @Override
+  public String getState() {
+    return "WANDER";
+  }
 }

core/src/com/riiablo/ai/Zombie.java

@@ -119,4 +119,9 @@ public class Zombie extends AI {
         break;
     }
   }
+
+  @Override
+  public String getState() {
+    return stateMachine.getCurrentState().name();
+  }
 }

core/src/com/riiablo/entity/Entity.java

@@ -514,8 +514,10 @@ public abstract class Entity implements Animation.AnimationListener {
           .append('/')
           .append(StringUtils.leftPad(Integer.toString(animation.getNumFramesPerDir() - 1), 2))
           .append(' ')
-          .append(animation.getFrameDelta());
+          .append(animation.getFrameDelta())
+          .append('\n');
     }
+    appendToStatus(builder);
     GlyphLayout layout = Riiablo.fonts.consolas12.draw(batch, builder.toString(), x, y - Tile.SUBTILE_HEIGHT50, 0, Align.center, false);
     Pools.free(layout);
     batch.end();
@@ -523,6 +525,8 @@ public abstract class Entity implements Animation.AnimationListener {
     shapes.begin(ShapeRenderer.ShapeType.Line);
   }
 
+  protected void appendToStatus(StringBuilder builder) {}
+
   public void drawDebugTarget(ShapeRenderer shapes) {
     if (target.isZero() || !path.isEmpty()) return;
     float srcX = +(position.x * Tile.SUBTILE_WIDTH50)  - (position.y * Tile.SUBTILE_WIDTH50);

core/src/com/riiablo/entity/Monster.java

@@ -205,4 +205,11 @@ public class Monster extends Entity {
     batch.setShader(Riiablo.shader);
     shapes.begin(ShapeRenderer.ShapeType.Filled);
   }
+
+  @Override
+  protected void appendToStatus(StringBuilder builder) {
+    if (ai != null) {
+      builder.append(ai.getState()).append('\n');
+    }
+  }
 }