X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Frangecondition.h;h=811a1aa48ffba85371d04249ef0ce0eef0f4cb36;hb=e5a3e8e16d536dc63889a963fd694ea60e92a24f;hp=ad54e0a0582f6e89cdd3b1834cc06a88aa334e70;hpb=5fc41ee7ef64c03a2deea92857578620d3b5d6d5;p=poefilter.git

diff --git a/source/rangecondition.h b/source/rangecondition.h
index ad54e0a..811a1aa 100644
--- a/source/rangecondition.h
+++ b/source/rangecondition.h
@@ -20,8 +20,9 @@ public:
 	RangeCondition(Type, Type);
 
 	virtual RangeCondition<T> *clone() const;
+	virtual bool equals(const Condition &) const;
 	virtual bool can_merge(const Condition &, const CompoundCondition &) const;
-	virtual RangeCondition<T> *merge(const std::vector<Condition *> &, const CompoundCondition &) const;
+	virtual RangeCondition<T> *merge(const std::vector<const Condition *> &, const CompoundCondition &) const;
 	virtual bool is_viable() const { return min<=max; }
 	virtual void add_lines(std::list<FilterStatement> &) const;
 };
@@ -133,6 +134,16 @@ RangeCondition<T> *RangeCondition<T>::clone() const
 	return new RangeCondition<T>(min, max);
 }
 
+template<typename T>
+bool RangeCondition<T>::equals(const Condition &other) const
+{
+	const RangeCondition<T> *other_range = dynamic_cast<const RangeCondition<T> *>(&other);
+	if(!other_range)
+		return false;
+
+	return (min==other_range->min && max==other_range->max);
+}
+
 template<typename T>
 bool RangeCondition<T>::can_merge(const Condition &other, const CompoundCondition &parent) const
 {
@@ -149,7 +160,7 @@ bool RangeCondition<T>::can_merge(const Condition &other, const CompoundConditio
 }
 
 template<typename T>
-RangeCondition<T> *RangeCondition<T>::merge(const std::vector<Condition *> &conditions, const CompoundCondition &parent) const
+RangeCondition<T> *RangeCondition<T>::merge(const std::vector<const Condition *> &conditions, const CompoundCondition &parent) const
 {
 	if(conditions.empty())
 		return 0;
@@ -160,9 +171,9 @@ RangeCondition<T> *RangeCondition<T>::merge(const std::vector<Condition *> &cond
 		result = new RangeCondition<T>(Traits::get_min(), Traits::get_max());
 	else
 		result = new RangeCondition<T>(Traits::get_max(), Traits::get_min());
-	for(std::vector<Condition *>::const_iterator i=conditions.begin(); i!=conditions.end(); ++i)
+	for(std::vector<const Condition *>::const_iterator i=conditions.begin(); i!=conditions.end(); ++i)
 	{
-		const RangeCondition<T> *c = static_cast<RangeCondition<T> *>(*i);
+		const RangeCondition<T> *c = static_cast<const RangeCondition<T> *>(*i);
 		if(intersect)
 		{
 			result->min = std::max(result->min, c->min);