1 files changed, 114 insertions, 7 deletions

diff --git a/elm/battlemap/src/Battlemap.elm b/elm/battlemap/src/Battlemap.elm
index 309b538..e07ae2d 100644
--- a/elm/battlemap/src/Battlemap.elm
+++ b/elm/battlemap/src/Battlemap.elm
@@ -1,25 +1,36 @@
 module Battlemap exposing
    (
       Type,
-      apply_to_tile,
-      apply_to_tile_unsafe,
-      has_location,
-      apply_to_all_tiles
+      reset,
+      get_navigator_location,
+      get_navigator_remaining_points,
+      set_navigator,
+      add_step_to_navigator
    )
 
 import Array
 
+import Battlemap.Navigator
+import Battlemap.Navigator.RangeIndicator
 import Battlemap.Tile
 import Battlemap.Direction
 import Battlemap.Location
 
+import Util.Array
+--------------------------------------------------------------------------------
+-- TYPES -----------------------------------------------------------------------
+--------------------------------------------------------------------------------
 type alias Type =
    {
-      width : Int,
-      height : Int,
-      content : (Array.Array Battlemap.Tile.Type)
+      width: Int,
+      height: Int,
+      content: (Array.Array Battlemap.Tile.Type),
+      navigator: (Maybe Battlemap.Navigator.Type)
    }
 
+--------------------------------------------------------------------------------
+-- LOCAL -----------------------------------------------------------------------
+--------------------------------------------------------------------------------
 location_to_index : Type -> Battlemap.Location.Type -> Int
 location_to_index bmap loc =
    ((loc.y * bmap.width) + loc.x)
@@ -33,6 +44,102 @@ has_location bmap loc =
       && (loc.y < bmap.height)
    )
 
+add_marker_to_tiles : (
+      Type ->
+      (Battlemap.Location.Ref, Battlemap.Navigator.RangeIndicator.Type) ->
+      (Array.Array Battlemap.Tile.Type) ->
+      (Array.Array Battlemap.Tile.Type)
+   )
+add_marker_to_tiles bmap (location, indicator) tiles =
+   (Util.Array.update_unsafe
+      (location_to_index bmap (Battlemap.Location.from_ref location))
+      (
+         (Battlemap.Tile.set_marker
+            (Just
+               (Battlemap.Navigator.RangeIndicator.get_marker indicator)
+            )
+         )
+      )
+      tiles
+   )
+--------------------------------------------------------------------------------
+-- EXPORTED --------------------------------------------------------------------
+--------------------------------------------------------------------------------
+reset : Type -> Type
+reset bmap =
+   {bmap |
+      content = (Array.map (Battlemap.Tile.reset) bmap.content),
+      navigator = Nothing
+   }
+
+get_navigator_location : Type -> (Maybe Battlemap.Location.Type)
+get_navigator_location bmap =
+   case bmap.navigator of
+      (Just navigator) ->
+         (Just
+            (Battlemap.Navigator.get_current_location navigator)
+         )
+
+      Nothing -> Nothing
+
+get_navigator_remaining_points : Type -> Int
+get_navigator_remaining_points bmap =
+   case bmap.navigator of
+      (Just navigator) -> (Battlemap.Navigator.get_remaining_points navigator)
+      Nothing -> -1
+
+set_navigator : (
+      Battlemap.Location.Type ->
+      Int ->
+      Int ->
+      (Battlemap.Location.Type -> Bool) ->
+      Type ->
+      Type
+   )
+set_navigator start_loc movement_points attack_range can_cross bmap =
+   let
+      new_navigator =
+         (Battlemap.Navigator.new
+            start_loc
+            movement_points
+            attack_range
+            (\loc -> ((can_cross loc) && (has_location bmap loc)))
+         )
+      new_range_markers = (Battlemap.Navigator.get_range_markers new_navigator)
+   in
+      {bmap |
+         content =
+            (List.foldr
+               (add_marker_to_tiles bmap)
+               bmap.content
+               new_range_markers
+            ),
+         navigator = (Just new_navigator)
+      }
+
+add_step_to_navigator : (
+      Type ->
+      Battlemap.Direction.Type ->
+      (Battlemap.Location.Type -> Bool) ->
+      (Maybe Type)
+add_step_to_navigator bmap dir can_cross =
+   case bmap.navigator of
+      (Just navigator) ->
+         let
+            new_navigator =
+               (Battlemap.Navigator.add_step
+                  navigator
+                  (\loc -> ((can_cross loc) && (has_location bmap loc)))
+                  dir
+               )
+         in
+          case new_navigator of
+            (Just _) -> {bmap | navigator = new_navigator}
+            Nothing -> Nothing
+
+      _ -> Nothing
+--------------------------------------------------------------------------------
+
 apply_to_all_tiles : (
       Type -> (Battlemap.Tile.Type -> Battlemap.Tile.Type) -> Type
    )