2 files changed, 33 insertions, 16 deletions

diff --git a/src/Enchantments.cpp b/src/Enchantments.cpp
index dad92dc91..64f89815b 100644
--- a/src/Enchantments.cpp
+++ b/src/Enchantments.cpp
@@ -29,6 +29,18 @@ cEnchantments::cEnchantments(const AString & a_StringSpec)
 
 
 
+void cEnchantments::Add(const cEnchantments & a_Other)
+{
+	for (cEnchantments::cMap::const_iterator itr = a_Other.m_Enchantments.begin(), end = a_Other.m_Enchantments.end(); itr != end; ++itr)
+	{
+		SetLevel(itr->first, itr->second);
+	}  // for itr - a_Other.m_Enchantments[]
+}
+
+
+
+
+
 void cEnchantments::AddFromString(const AString & a_StringSpec)
 {
 	// Add enchantments in the stringspec; if a specified enchantment already exists, overwrites it
diff --git a/src/Enchantments.h b/src/Enchantments.h
index a376d27cf..dc5502702 100644
--- a/src/Enchantments.h
+++ b/src/Enchantments.h
@@ -40,7 +40,8 @@ Serialization will never put zero-level enchantments into the stringspec and wil
 class cEnchantments
 {
 public:
-	/// Individual enchantment IDs, corresponding to their NBT IDs ( http://www.minecraftwiki.net/wiki/Data_Values#Enchantment_IDs )
+	/** Individual enchantment IDs, corresponding to their NBT IDs ( http://www.minecraftwiki.net/wiki/Data_Values#Enchantment_IDs )
+	*/
 	
 	enum
 	{
@@ -70,34 +71,38 @@ public:
 		enchLure                 = 62,
 	} ;
 
-	/// Creates an empty enchantments container
+	/** Creates an empty enchantments container */
 	cEnchantments(void);
 	
-	/// Creates an enchantments container filled with enchantments parsed from stringspec
+	/** Creates an enchantments container filled with enchantments parsed from stringspec */
 	cEnchantments(const AString & a_StringSpec);
 	
-	/// Adds enchantments in the stringspec; if a specified enchantment already exists, overwrites it
+	/** Adds the enchantments contained in a_Other into this object.
+	Existing enchantments are preserved, unless a_Other specifies a different level, in which case the level is changed. */
+	void Add(const cEnchantments & a_Other);
+	
+	/** Adds enchantments in the stringspec; if a specified enchantment already exists, overwrites it */
 	void AddFromString(const AString & a_StringSpec);
 	
-	/// Serializes all the enchantments into a string
+	/** Serializes all the enchantments into a string */
 	AString ToString(void) const;
 	
-	/// Returns the level for the specified enchantment; 0 if not stored
+	/** Returns the level for the specified enchantment; 0 if not stored */
 	int GetLevel(int a_EnchantmentID) const;
 	
-	/// Sets the level for the specified enchantment, adding it if not stored before or removing it if level <= 0
+	/** Sets the level for the specified enchantment, adding it if not stored before or removing it if level <= 0 */
 	void SetLevel(int a_EnchantmentID, int a_Level);
 	
-	/// Removes all enchantments
+	/** Removes all enchantments */
 	void Clear(void);
 	
-	/// Returns true if there are no enchantments
+	/** Returns true if there are no enchantments */
 	bool IsEmpty(void) const;
 	
-	/// Converts enchantment name to the numeric representation; returns -1 if enchantment name not found; case insensitive
+	/** Converts enchantment name to the numeric representation; returns -1 if enchantment name not found; case insensitive */
 	static int StringToEnchantmentID(const AString & a_EnchantmentName);
 	
-	/// Returns true if a_Other contains exactly the same enchantments and levels
+	/** Returns true if a_Other contains exactly the same enchantments and levels */
 	bool operator ==(const cEnchantments & a_Other) const;
 
 	// tolua_end
@@ -120,20 +125,20 @@ public:
 	/** Gets random enchantment from Vector and returns it */
 	static cEnchantments GetRandomEnchantmentFromVector(cWeightedEnchantments & a_Enchantments);
 
-	/// Returns true if a_Other doesn't contain exactly the same enchantments and levels
+	/** Returns true if a_Other doesn't contain exactly the same enchantments and levels */
 	bool operator !=(const cEnchantments & a_Other) const;
 	
-	/// Writes the enchantments into the specified NBT writer; begins with the LIST tag of the specified name ("ench" or "StoredEnchantments")
+	/** Writes the enchantments into the specified NBT writer; begins with the LIST tag of the specified name ("ench" or "StoredEnchantments") */
 	friend void EnchantmentSerializer::WriteToNBTCompound(cEnchantments const& a_Enchantments, cFastNBTWriter & a_Writer, const AString & a_ListTagName);
 	
-	/// Reads the enchantments from the specified NBT list tag (ench or StoredEnchantments)
+	/** Reads the enchantments from the specified NBT list tag (ench or StoredEnchantments) */
 	friend void EnchantmentSerializer::ParseFromNBT(cEnchantments& a_Enchantments, const cParsedNBT & a_NBT, int a_EnchListTagIdx);
 
 protected:
-	/// Maps enchantment ID -> enchantment level
+	/** Maps enchantment ID -> enchantment level */
 	typedef std::map<int, int> cMap;
 	
-	/// Currently stored enchantments
+	/** Currently stored enchantments */
 	cMap m_Enchantments;
 } ;  // tolua_export