Allow annotating portal levels.

Useful, for example, if you enter a Ziggurat from Pan, and want to remind
yourself to take items you stashed on the way back.

The annotation goes away when the level in question is deleted.

1 files changed, 7 insertions, 10 deletions

diff --git a/crawl-ref/source/dgn-overview.cc b/crawl-ref/source/dgn-overview.cc
index 7faaa9db1a..db4eb357ec 100644
--- a/crawl-ref/source/dgn-overview.cc
+++ b/crawl-ref/source/dgn-overview.cc
@@ -1005,19 +1005,11 @@ void annotate_level()
     {
         li2 = level_id::get_next_level_id(you.pos());
 
-        if (!is_connected_branch(li2) || li2.depth <= 0)
+        if (li2.depth <= 0)
             li2 = level_id::current();
     }
 
-    if (!player_in_connected_branch() && !is_connected_branch(li2))
-    {
-        mpr("You can't annotate this level.");
-        return;
-    }
-
-    if (!player_in_connected_branch())
-        li = li2;
-    else if (li2 != level_id::current())
+    if (li2 != level_id::current())
     {
         if (yesno("Annotate level on other end of current stairs?", true, 'n'))
             li = li2;
@@ -1053,6 +1045,11 @@ void do_annotate(level_id& li)
     }
 }
 
+void clear_level_annotation(level_id li)
+{
+    level_annotations.erase(li);
+}
+
 void marshallUniqueAnnotations(writer& outf)
 {
     marshallShort(outf, auto_unique_annotations.size());