lib/bioshogi/location.rb in bioshogi-0.0.14 vs lib/bioshogi/location.rb in bioshogi-0.0.15

@@ -10,12 +10,12 @@
 #
 module Bioshogi
   class Location
     include ApplicationMemoryRecord
     memory_record [
-      { key: :black, name: "▲", pentagon_mark: "☗", equality_name: "先手", handicap_name: "下手", equality_yomiage: "先手", handicap_yomiage: "したて", flip_mark: "▼", varrow: " ", csa_sign: "+", angle: 0,   other_match_chars: ["☗"], to_sfen: "b", normalize_key: :itself, value_sign: +1, checkmate_yomiage: "せめかた",  },
-      { key: :white, name: "△", pentagon_mark: "☖", equality_name: "後手", handicap_name: "上手", equality_yomiage: "後手", handicap_yomiage: "うわて", flip_mark: "▽", varrow: "v", csa_sign: "-", angle: 180, other_match_chars: ["☖"], to_sfen: "w", normalize_key: :flip,   value_sign: -1, checkmate_yomiage: "gyokugata", },
+      { key: :black, name: "▲", pentagon_mark: "☗", equality_name: "先手", handicap_name: "下手", equality_yomiage: "先手", handicap_yomiage: "したて", flip_mark: "▼", varrow: " ", csa_sign: "+", angle: 0,   other_match_chars: ["☗"], to_sfen: "b", normalize_key: :itself, sign_dir: +1, checkmate_yomiage: "せめかた",  },
+      { key: :white, name: "△", pentagon_mark: "☖", equality_name: "後手", handicap_name: "上手", equality_yomiage: "後手", handicap_yomiage: "うわて", flip_mark: "▽", varrow: "v", csa_sign: "-", angle: 180, other_match_chars: ["☖"], to_sfen: "w", normalize_key: :flip,   sign_dir: -1, checkmate_yomiage: "gyokugata", },
     ]
 
     class << self
       # lookup(-1).key     # => :white
       # lookup(:white).key # => :white
@@ -115,9 +115,29 @@
     def style_transform
       if angle.nonzero?
         "transform: rotate(#{angle}deg)"
       end
     end
+
+    ################################################################################
+
+    def top
+      Dimension::Row.top.white_then_flip(self)
+    end
+
+    def bottom
+      Dimension::Row.bottom.white_then_flip(self)
+    end
+
+    def left
+      Dimension::Column.left.white_then_flip(self)
+    end
+
+    def right
+      Dimension::Column.right.white_then_flip(self)
+    end
+
+    ################################################################################
 
     private
 
     def call_name_method_name(handicap)
       if handicap