Author: mordante
Date: Sat Oct 15 20:06:19 2011
New Revision: 51493
URL: http://svn.gna.org/viewcvs/wesnoth?rev=51493&view=rev
Log:
Add unit_map::has_unit().
This allows to check whether a unit exists in the map.
Modified:
trunk/src/unit_map.cpp
trunk/src/unit_map.hpp
Modified: trunk/src/unit_map.cpp
URL:
http://svn.gna.org/viewcvs/wesnoth/trunk/src/unit_map.cpp?rev=51493&r1=51492&r2=51493&view=diff
==============================================================================
--- trunk/src/unit_map.cpp (original)
+++ trunk/src/unit_map.cpp Sat Oct 15 20:06:19 2011
@@ -17,6 +17,7 @@
/** @file */
#include "unit_id.hpp"
+#include "foreach.hpp"
#include "log.hpp"
#include "unit.hpp"
@@ -438,3 +439,15 @@
}
#endif
+
+bool unit_map::has_unit(const unit * const u)
+{
+ assert(u);
+
+ foreach(const unit_pod& item, ilist_) {
+ if(item.unit_ == u) {
+ return true;
+ }
+ }
+ return false;
+}
Modified: trunk/src/unit_map.hpp
URL:
http://svn.gna.org/viewcvs/wesnoth/trunk/src/unit_map.hpp?rev=51493&r1=51492&r2=51493&view=diff
==============================================================================
--- trunk/src/unit_map.hpp (original)
+++ trunk/src/unit_map.hpp Sat Oct 15 20:06:19 2011
@@ -415,6 +415,17 @@
#endif
;
+ /**
+ * Is the unit in the map?
+ *
+ * @pre @p u != @c NULL
+ *
+ * @param u Pointer to the unit to find.
+ *
+ * @returns True if found, false otherwise.
+ */
+ bool has_unit(const unit * const u);
+
private:
///Creates and inserts a unit_pod called the_end_ as a sentinel in the
ilist
void init_end(){
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