Make ranged weapon delay display properly on @

It only works if you have the appropriate projectile type
quivered (otherwise it shows you as if using the weapon in melee,
i.e. breadswing speed), but that's still an improvement.

Also, constify.

1 files changed, 13 insertions, 1 deletions

diff --git a/crawl-ref/source/monster.cc b/crawl-ref/source/monster.cc
index 3d90ff9c81..f9707cf268 100644
--- a/crawl-ref/source/monster.cc
+++ b/crawl-ref/source/monster.cc
@@ -442,7 +442,19 @@ int monster::damage_type(int which_attack)
     return get_vorpal_type(*mweap);
 }
 
-random_var monster::attack_delay(item_def *weap, item_def *projectile,
+/**
+ * Return the delay caused by attacking with the provided weapon & projectile.
+ *
+ * @param weap          The weapon to be used; may be null.
+ * @param projectile    The projectile to be fired/thrown; may be null.
+ * @param random        Whether to randomize delay, or provide a fixed value
+ *                      for display.
+ * @param scaled        Unused (interface parameter)
+ * @return              The time taken by an attack with the given weapon &
+ *                      projectile, in aut.
+ */
+random_var monster::attack_delay(const item_def *weap,
+                                 const item_def *projectile,
                                  bool random, bool scaled) const
 {
     const bool use_unarmed =