Added code to prevent attacking more than once per attacker per round

gamedata.cpp

@@ -71,6 +71,13 @@ void GameData::toggle_turn()
 	}
     }
 
+    for (list<Vertex*>::iterator cursor = vertices.begin();
+	 cursor != vertices.end(); cursor++)
+    {
+	GameVertex* v = dynamic_cast<GameVertex*>(*cursor);
+	v->attacked = false;
+    }
+
     current = NULL;
 }
 
@@ -245,17 +252,22 @@ int GameData::get_range(GameVertex* node)
 
 
 void GameData::attack_vertex(GameVertex* target)
+{
+    if (!current->attacked)
     {
 	float atk = current->calculate_attack();
 	float armor = target->calculate_armor();
 	int damage = (int)(atk / armor);
 	target->score -= damage;
 	if (target->score <= 0) remove_vertex(target);
+	current->attacked = true;
 	
 #ifdef DEBUG
 	fprintf(stderr, "debug: GameData::attack_vertex(): atk=%.2f, armor=%.2f, damage=%d\n", atk, armor, damage);
 #endif
 
+    }
+
     mode = MODE_SELECT;
 }
 

gamevertex.h

@@ -23,6 +23,7 @@ class GameVertex : public Vertex
 
     VertexType type;
     Player* player;
+    bool attacked; // only applicable for a VERTEX_ATTACKER
 
     float calculate_attack();
     float calculate_armor();