From 24cffd138886ef99a186281e0bf6cc4f8c21d670 Mon Sep 17 00:00:00 2001
From: Robert Vollmert <rvollmert@gmx.net>
Date: Mon, 2 Nov 2009 13:40:26 +0100
Subject: Remove bidirectionality from radius_iterator.

This wasn't used anywhere and could easily be restored if
required.
---
 crawl-ref/source/coordit.h | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

(limited to 'crawl-ref/source/coordit.h')

diff --git a/crawl-ref/source/coordit.h b/crawl-ref/source/coordit.h
index b7323bbef8..ecf57fad53 100644
--- a/crawl-ref/source/coordit.h
+++ b/crawl-ref/source/coordit.h
@@ -19,7 +19,7 @@ private:
     coord_def current, topleft, bottomright;
 };
 
-class radius_iterator : public std::iterator<std::bidirectional_iterator_tag,
+class radius_iterator : public std::iterator<std::forward_iterator_tag,
                         coord_def>
 {
 public:
@@ -35,12 +35,9 @@ public:
     const coord_def* operator->() const;
 
     const radius_iterator& operator ++ ();
-    const radius_iterator& operator -- ();
     radius_iterator operator ++ (int);
-    radius_iterator operator -- (int);
 private:
     void step();
-    void step_back();
     bool on_valid_square() const;
 
     coord_def location, center;
@@ -59,4 +56,3 @@ public:
 };
 
 #endif
-
-- 
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