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cuberite-2a/src/Item.cpp

262 lines
4.9 KiB
C++

#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
#include "Item.h"
#include "json/json.h"
#include "Items/ItemHandler.h"
cItem cItem::CopyOne(void) const
{
cItem res(*this);
res.m_ItemCount = 1;
return res;
}
cItem & cItem::AddCount(char a_AmountToAdd)
{
m_ItemCount += a_AmountToAdd;
if (m_ItemCount <= 0)
{
Empty();
}
return *this;
}
short cItem::GetMaxDamage(void) const
{
switch (m_ItemType)
{
case E_ITEM_BOW: return 384;
case E_ITEM_DIAMOND_AXE: return 1563;
case E_ITEM_DIAMOND_HOE: return 1563;
case E_ITEM_DIAMOND_PICKAXE: return 1563;
case E_ITEM_DIAMOND_SHOVEL: return 1563;
case E_ITEM_DIAMOND_SWORD: return 1563;
case E_ITEM_FLINT_AND_STEEL: return 65;
case E_ITEM_GOLD_AXE: return 32;
case E_ITEM_GOLD_HOE: return 32;
case E_ITEM_GOLD_PICKAXE: return 32;
case E_ITEM_GOLD_SHOVEL: return 32;
case E_ITEM_GOLD_SWORD: return 32;
case E_ITEM_IRON_AXE: return 251;
case E_ITEM_IRON_HOE: return 251;
case E_ITEM_IRON_PICKAXE: return 251;
case E_ITEM_IRON_SHOVEL: return 251;
case E_ITEM_IRON_SWORD: return 251;
case E_ITEM_SHEARS: return 251;
case E_ITEM_STONE_AXE: return 132;
case E_ITEM_STONE_HOE: return 132;
case E_ITEM_STONE_PICKAXE: return 132;
case E_ITEM_STONE_SHOVEL: return 132;
case E_ITEM_STONE_SWORD: return 132;
case E_ITEM_WOODEN_AXE: return 60;
case E_ITEM_WOODEN_HOE: return 60;
case E_ITEM_WOODEN_PICKAXE: return 60;
case E_ITEM_WOODEN_SHOVEL: return 60;
case E_ITEM_WOODEN_SWORD: return 60;
}
return 0;
}
bool cItem::DamageItem(short a_Amount)
{
short MaxDamage = GetMaxDamage();
if (MaxDamage == 0)
{
// Item doesn't have damage
return false;
}
m_ItemDamage += a_Amount;
return (m_ItemDamage >= MaxDamage);
}
bool cItem::IsStackableWith(const cItem & a_OtherStack) const
{
if (a_OtherStack.m_ItemType != m_ItemType)
{
return false;
}
if (a_OtherStack.m_ItemDamage != m_ItemDamage)
{
return false;
}
if (a_OtherStack.m_Enchantments != m_Enchantments)
{
return false;
}
return true;
}
bool cItem::IsFullStack(void) const
{
return (m_ItemCount >= ItemHandler(m_ItemType)->GetMaxStackSize());
}
char cItem::GetMaxStackSize(void) const
{
return ItemHandler(m_ItemType)->GetMaxStackSize();
}
/// Returns the cItemHandler responsible for this item type
cItemHandler * cItem::GetHandler(void) const
{
return ItemHandler(m_ItemType);
}
void cItem::GetJson(Json::Value & a_OutValue) const
{
a_OutValue["ID"] = m_ItemType;
if (m_ItemType > 0)
{
a_OutValue["Count"] = m_ItemCount;
a_OutValue["Health"] = m_ItemDamage;
AString Enchantments(m_Enchantments.ToString());
if (!Enchantments.empty())
{
a_OutValue["ench"] = Enchantments;
}
}
}
void cItem::FromJson(const Json::Value & a_Value)
{
m_ItemType = (ENUM_ITEM_ID)a_Value.get("ID", -1 ).asInt();
if (m_ItemType > 0)
{
m_ItemCount = (char)a_Value.get("Count", -1 ).asInt();
m_ItemDamage = (short)a_Value.get("Health", -1 ).asInt();
m_Enchantments.Clear();
m_Enchantments.AddFromString(a_Value.get("ench", "").asString());
}
}
bool cItem::IsEnchantable(short item)
{
if ((item >= 256) && (item <= 259))
return true;
if ((item >= 267) && (item <= 279))
return true;
if ((item >= 283) && (item <= 286))
return true;
if ((item >= 290) && (item <= 294))
return true;
if ((item >= 298) && (item <= 317))
return true;
if ((item >= 290) && (item <= 294))
return true;
if ((item == 346) || (item == 359) || (item == 261))
return true;
return false;
}
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// cItems:
cItem * cItems::Get(int a_Idx)
{
if ((a_Idx < 0) || (a_Idx >= (int)size()))
{
LOGWARNING("cItems: Attempt to get an out-of-bounds item at index %d; there are currently %d items. Returning a nil.", a_Idx, size());
return NULL;
}
return &at(a_Idx);
}
void cItems::Set(int a_Idx, const cItem & a_Item)
{
if ((a_Idx < 0) || (a_Idx >= (int)size()))
{
LOGWARNING("cItems: Attempt to set an item at an out-of-bounds index %d; there are currently %d items. Not setting.", a_Idx, size());
return;
}
at(a_Idx) = a_Item;
}
void cItems::Delete(int a_Idx)
{
if ((a_Idx < 0) || (a_Idx >= (int)size()))
{
LOGWARNING("cItems: Attempt to delete an item at an out-of-bounds index %d; there are currently %d items. Ignoring.", a_Idx, size());
return;
}
erase(begin() + a_Idx);
}
void cItems::Set(int a_Idx, ENUM_ITEM_ID a_ItemType, char a_ItemCount, short a_ItemDamage)
{
if ((a_Idx < 0) || (a_Idx >= (int)size()))
{
LOGWARNING("cItems: Attempt to set an item at an out-of-bounds index %d; there are currently %d items. Not setting.", a_Idx, size());
return;
}
at(a_Idx) = cItem(a_ItemType, a_ItemCount, a_ItemDamage);
}