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cuberite-2a/source/packets/cPacket_ItemData.cpp

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#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
#include "cPacket_ItemData.h"
int cPacket_ItemData::Parse(cByteBuffer & a_Buffer)
{
int TotalBytes = 0;
HANDLE_PACKET_READ(ReadBEShort, m_Dst.m_ItemType, TotalBytes);
if (m_Dst.m_ItemType <= -1)
{
m_Dst.Empty();
return TotalBytes;
}
HANDLE_PACKET_READ(ReadChar, m_Dst.m_ItemCount, TotalBytes);
HANDLE_PACKET_READ(ReadBEShort, m_Dst.m_ItemDamage, TotalBytes);
if (cItem::IsEnchantable(m_Dst.m_ItemType))
{
short EnchantNumBytes;
HANDLE_PACKET_READ(ReadBEShort, EnchantNumBytes, TotalBytes);
if (EnchantNumBytes > 0)
{
// TODO: Enchantment not implemented yet!
a_Buffer.SkipRead(EnchantNumBytes);
}
}
return TotalBytes;
}
int cPacket_ItemData::GetSize(short a_ItemID)
{
if(a_ItemID <= -1)
return 2;
if(cItem::IsEnchantable((ENUM_ITEM_ID) a_ItemID))
return 7;
return 5;
}
void cPacket_ItemData::AppendItem(AString & a_Data, const cItem & a_Item)
{
return AppendItem(a_Data, a_Item.m_ItemType, a_Item.m_ItemCount, a_Item.m_ItemDamage);
}
void cPacket_ItemData::AppendItem(AString & a_Data, short a_ItemType, char a_Quantity, short a_Damage)
{
short ItemType = a_ItemType;
ASSERT(ItemType >= -1); // Check validity of packets in debug runtime
if (ItemType <= 0)
{
// Fix, to make sure no invalid values are sent.
ItemType = -1;
}
AppendShort(a_Data, ItemType);
if (a_ItemType > -1)
{
AppendByte (a_Data, a_Quantity);
AppendShort(a_Data, a_Damage);
if (cItem::IsEnchantable(a_ItemType))
{
// TODO: Implement enchantments
AppendShort(a_Data, (short) -1);
}
}
}