More cleanups and use of stack_iterator. Added operator-> to stack_iterator

and radius_iterator.


git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@5876 c06c8d41-db1a-0410-9941-cceddc491573

1 files changed, 11 insertions, 0 deletions

diff --git a/crawl-ref/source/stuff.cc b/crawl-ref/source/stuff.cc
index ea171db473..a0236de6c2 100644
--- a/crawl-ref/source/stuff.cc
+++ b/crawl-ref/source/stuff.cc
@@ -106,6 +106,12 @@ item_def& stack_iterator::operator*() const
     return mitm[cur_link];
 }
 
+item_def* stack_iterator::operator->() const
+{
+    ASSERT( cur_link != NON_ITEM );
+    return &mitm[cur_link];
+}
+
 int stack_iterator::link() const
 {
     return cur_link;
@@ -157,6 +163,11 @@ coord_def radius_iterator::operator *() const
     return location;
 }
 
+const coord_def* radius_iterator::operator->() const
+{
+    return &location;
+}
+
 void radius_iterator::step()
 {
     const int minx = std::max(X_BOUND_1+1, center.x - radius);