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Diffstat (limited to 'source/ItemGrid.cpp')
| -rw-r--r-- | source/ItemGrid.cpp | 665 |
1 files changed, 0 insertions, 665 deletions
diff --git a/source/ItemGrid.cpp b/source/ItemGrid.cpp deleted file mode 100644 index e9b86173e..000000000 --- a/source/ItemGrid.cpp +++ /dev/null @@ -1,665 +0,0 @@ - -// ItemGrid.cpp - -// Implements the cItemGrid class representing a storage for items in a XY grid (chests, dispensers, inventory etc.) - -#include "Globals.h" -#include "ItemGrid.h" -#include "Items/ItemHandler.h" -#include "Noise.h" - - - - - -cItemGrid::cItemGrid(int a_Width, int a_Height) : - m_Width(a_Width), - m_Height(a_Height), - m_NumSlots(a_Width * a_Height), - m_Slots(new cItem[a_Width * a_Height]), - m_IsInTriggerListeners(false) -{ -} - - - - - -cItemGrid::~cItemGrid() -{ - delete[] m_Slots; -} - - - - - -int cItemGrid::GetSlotNum(int a_X, int a_Y) const -{ - if ( - (a_X < 0) || (a_X >= m_Width) || - (a_Y < 0) || (a_Y >= m_Height) - ) - { - LOGWARNING("%s: coords out of range: (%d, %d) in grid of size (%d, %d)", - __FUNCTION__, a_X, a_Y, m_Width, m_Height - ); - return -1; - } - return a_X + m_Width * a_Y; -} - - - - - -void cItemGrid::GetSlotCoords(int a_SlotNum, int & a_X, int & a_Y) const -{ - if ((a_SlotNum < 0) || (a_SlotNum >= m_NumSlots)) - { - LOGWARNING("%s: SlotNum out of range: %d in grid of range %d", - __FUNCTION__, a_SlotNum, m_NumSlots - ); - a_X = -1; - a_Y = -1; - return; - } - a_X = a_SlotNum % m_Width; - a_Y = a_SlotNum / m_Width; -} - - - - - -const cItem & cItemGrid::GetSlot(int a_X, int a_Y) const -{ - return GetSlot(GetSlotNum(a_X, a_Y)); -} - - - - - -const cItem & cItemGrid::GetSlot(int a_SlotNum) const -{ - if ((a_SlotNum < 0) || (a_SlotNum >= m_NumSlots)) - { - LOGWARNING("%s: Invalid slot number, %d out of %d slots", - __FUNCTION__, a_SlotNum, m_NumSlots - ); - return m_Slots[0]; - } - return m_Slots[a_SlotNum]; -} - - - - - -void cItemGrid::SetSlot(int a_X, int a_Y, const cItem & a_Item) -{ - SetSlot(GetSlotNum(a_X, a_Y), a_Item); -} - - - - - -void cItemGrid::SetSlot(int a_X, int a_Y, short a_ItemType, char a_ItemCount, short a_ItemDamage) -{ - SetSlot(GetSlotNum(a_X, a_Y), cItem(a_ItemType, a_ItemCount, a_ItemDamage)); -} - - - - - -void cItemGrid::SetSlot(int a_SlotNum, const cItem & a_Item) -{ - if ((a_SlotNum < 0) || (a_SlotNum >= m_NumSlots)) - { - LOGWARNING("%s: Invalid slot number %d out of %d slots", - __FUNCTION__, a_SlotNum, m_NumSlots - ); - return; - } - m_Slots[a_SlotNum] = a_Item; - TriggerListeners(a_SlotNum); -} - - - - - -void cItemGrid::SetSlot(int a_SlotNum, short a_ItemType, char a_ItemCount, short a_ItemDamage) -{ - SetSlot(a_SlotNum, cItem(a_ItemType, a_ItemCount, a_ItemDamage)); -} - - - - - -void cItemGrid::EmptySlot(int a_X, int a_Y) -{ - EmptySlot(GetSlotNum(a_X, a_Y)); -} - - - - - -void cItemGrid::EmptySlot(int a_SlotNum) -{ - if ((a_SlotNum < 0) || (a_SlotNum >= m_NumSlots)) - { - LOGWARNING("%s: Invalid slot number %d out of %d slots", - __FUNCTION__, a_SlotNum, m_NumSlots - ); - return; - } - - // Check if already empty: - if (m_Slots[a_SlotNum].IsEmpty()) - { - return; - } - - // Empty and notify - m_Slots[a_SlotNum].Empty(); - TriggerListeners(a_SlotNum); -} - - - - - -bool cItemGrid::IsSlotEmpty(int a_SlotNum) const -{ - if ((a_SlotNum < 0) || (a_SlotNum >= m_NumSlots)) - { - LOGWARNING("%s: Invalid slot number %d out of %d slots", - __FUNCTION__, a_SlotNum, m_NumSlots - ); - return true; - } - return m_Slots[a_SlotNum].IsEmpty(); -} - - - - - -bool cItemGrid::IsSlotEmpty(int a_X, int a_Y) const -{ - return IsSlotEmpty(GetSlotNum(a_X, a_Y)); -} - - - - - -void cItemGrid::Clear(void) -{ - for (int i = 0; i < m_NumSlots; i++) - { - m_Slots[i].Empty(); - TriggerListeners(i); - } -} - - - - - -int cItemGrid::HowManyCanFit(const cItem & a_ItemStack, bool a_AllowNewStacks) -{ - char NumLeft = a_ItemStack.m_ItemCount; - int MaxStack = ItemHandler(a_ItemStack.m_ItemType)->GetMaxStackSize(); - for (int i = m_NumSlots - 1; i >= 0; i--) - { - if (m_Slots[i].IsEmpty()) - { - if (a_AllowNewStacks) - { - NumLeft -= MaxStack; - } - } - else if (m_Slots[i].IsStackableWith(a_ItemStack)) - { - NumLeft -= MaxStack - m_Slots[i].m_ItemCount; - } - if (NumLeft <= 0) - { - // All items fit - return a_ItemStack.m_ItemCount; - } - } // for i - m_Slots[] - return a_ItemStack.m_ItemCount - NumLeft; -} - - - - - -int cItemGrid::AddItemToSlot(const cItem & a_ItemStack, int a_Slot, int a_Num, int a_MaxStack) -{ - int PrevCount = 0; - if (m_Slots[a_Slot].IsEmpty()) - { - m_Slots[a_Slot] = a_ItemStack; - PrevCount = 0; - } - else - { - PrevCount = m_Slots[a_Slot].m_ItemCount; - } - m_Slots[a_Slot].m_ItemCount = std::min(a_MaxStack, PrevCount + a_Num); - int toReturn = m_Slots[a_Slot].m_ItemCount - PrevCount; - TriggerListeners(a_Slot); - return toReturn; -} - - - - - -int cItemGrid::AddItem(cItem & a_ItemStack, bool a_AllowNewStacks, int a_PrioritarySlot) -{ - int NumLeft = a_ItemStack.m_ItemCount; - int MaxStack = ItemHandler(a_ItemStack.m_ItemType)->GetMaxStackSize(); - - // Try prioritarySlot first: - if ( - (a_PrioritarySlot != -1) && - ( - m_Slots[a_PrioritarySlot].IsEmpty() || - m_Slots[a_PrioritarySlot].IsStackableWith(a_ItemStack) - ) - ) - { - NumLeft -= AddItemToSlot(a_ItemStack, a_PrioritarySlot, NumLeft, MaxStack); - } - - // Scan existing stacks: - for (int i = m_NumSlots - 1; i >= 0; i--) - { - if (m_Slots[i].IsStackableWith(a_ItemStack)) - { - NumLeft -= AddItemToSlot(a_ItemStack, i, NumLeft, MaxStack); - } - if (NumLeft <= 0) - { - // All items fit - return a_ItemStack.m_ItemCount; - } - } // for i - m_Slots[] - - if (!a_AllowNewStacks) - { - return (a_ItemStack.m_ItemCount - NumLeft); - } - - for (int i = m_NumSlots - 1; i >= 0; i--) - { - if (m_Slots[i].IsEmpty()) - { - NumLeft -= AddItemToSlot(a_ItemStack, i, NumLeft, MaxStack); - } - if (NumLeft <= 0) - { - // All items fit - return a_ItemStack.m_ItemCount; - } - } // for i - m_Slots[] - return (a_ItemStack.m_ItemCount - NumLeft); -} - - - - - -int cItemGrid::AddItems(cItems & a_ItemStackList, bool a_AllowNewStacks, int a_PrioritarySlot) -{ - int TotalAdded = 0; - for (cItems::iterator itr = a_ItemStackList.begin(); itr != a_ItemStackList.end();) - { - int NumAdded = AddItem(*itr, a_AllowNewStacks, a_PrioritarySlot); - if (itr->m_ItemCount == NumAdded) - { - itr = a_ItemStackList.erase(itr); - } - else - { - itr->m_ItemCount -= NumAdded; - ++itr; - } - TotalAdded += NumAdded; - } - return TotalAdded; -} - - - - - -int cItemGrid::ChangeSlotCount(int a_SlotNum, int a_AddToCount) -{ - if ((a_SlotNum < 0) || (a_SlotNum >= m_NumSlots)) - { - LOGWARNING("%s: Invalid slot number %d out of %d slots, ignoring the call, returning -1", - __FUNCTION__, a_SlotNum, m_NumSlots - ); - return -1; - } - - if (m_Slots[a_SlotNum].IsEmpty()) - { - // The item is empty, it's not gonna change - return 0; - } - - if (m_Slots[a_SlotNum].m_ItemCount <= -a_AddToCount) - { - // Trying to remove more items than there already are, make the item empty - m_Slots[a_SlotNum].Empty(); - TriggerListeners(a_SlotNum); - return 0; - } - - m_Slots[a_SlotNum].m_ItemCount += a_AddToCount; - TriggerListeners(a_SlotNum); - return m_Slots[a_SlotNum].m_ItemCount; -} - - - - - -int cItemGrid::ChangeSlotCount(int a_X, int a_Y, int a_AddToCount) -{ - return ChangeSlotCount(GetSlotNum(a_X, a_Y), a_AddToCount); -} - - - - - -cItem cItemGrid::RemoveOneItem(int a_SlotNum) -{ - if ((a_SlotNum < 0) || (a_SlotNum >= m_NumSlots)) - { - LOGWARNING("%s: Invalid slot number %d out of %d slots, ignoring the call, returning empty item", - __FUNCTION__, a_SlotNum, m_NumSlots - ); - return cItem(); - } - - // If the slot is empty, return an empty item - if (m_Slots[a_SlotNum].IsEmpty()) - { - return cItem(); - } - - // Make a copy of the item in slot, set count to 1 and remove one from the slot - cItem res = m_Slots[a_SlotNum]; - res.m_ItemCount = 1; - m_Slots[a_SlotNum].m_ItemCount -= 1; - - // Emptying the slot correctly if appropriate - if (m_Slots[a_SlotNum].m_ItemCount == 0) - { - m_Slots[a_SlotNum].Empty(); - } - - // Notify everyone of the change - TriggerListeners(a_SlotNum); - - // Return the stored one item - return res; -} - - - - - -cItem cItemGrid::RemoveOneItem(int a_X, int a_Y) -{ - return RemoveOneItem(GetSlotNum(a_X, a_Y)); -} - - - - - -int cItemGrid::HowManyItems(const cItem & a_Item) -{ - int res = 0; - for (int i = 0; i < m_NumSlots; i++) - { - if (m_Slots[i].IsStackableWith(a_Item)) - { - res += m_Slots[i].m_ItemCount; - } - } - return res; -} - - - - - -bool cItemGrid::HasItems(const cItem & a_ItemStack) -{ - int CurrentlyHave = HowManyItems(a_ItemStack); - return (CurrentlyHave >= a_ItemStack.m_ItemCount); -} - - - - - -int cItemGrid::GetFirstEmptySlot(void) const -{ - return GetNextEmptySlot(-1); -} - - - - - -int cItemGrid::GetFirstUsedSlot(void) const -{ - return GetNextUsedSlot(-1); -} - - - - - -int cItemGrid::GetLastEmptySlot(void) const -{ - for (int i = m_NumSlots - 1; i >= 0; i--) - { - if (m_Slots[i].IsEmpty()) - { - return i; - } - } - return -1; -} - - - - - -int cItemGrid::GetLastUsedSlot(void) const -{ - for (int i = m_NumSlots - 1; i >= 0; i--) - { - if (!m_Slots[i].IsEmpty()) - { - return i; - } - } - return -1; -} - - - - - -int cItemGrid::GetNextEmptySlot(int a_StartFrom) const -{ - for (int i = a_StartFrom + 1; i < m_NumSlots; i++) - { - if (m_Slots[i].IsEmpty()) - { - return i; - } - } - return -1; -} - - - - - -int cItemGrid::GetNextUsedSlot(int a_StartFrom) const -{ - for (int i = a_StartFrom + 1; i < m_NumSlots; i++) - { - if (!m_Slots[i].IsEmpty()) - { - return i; - } - } - return -1; -} - - - - - -void cItemGrid::CopyToItems(cItems & a_Items) const -{ - for (int i = 0; i < m_NumSlots; i++) - { - if (!m_Slots[i].IsEmpty()) - { - a_Items.push_back(m_Slots[i]); - } - } // for i - m_Slots[] -} - - - - - -bool cItemGrid::DamageItem(int a_SlotNum, short a_Amount) -{ - if ((a_SlotNum < 0) || (a_SlotNum >= m_NumSlots)) - { - LOGWARNING("%s: invalid slot number %d out of %d slots, ignoring.", __FUNCTION__, a_SlotNum, m_NumSlots); - return false; - } - return m_Slots[a_SlotNum].DamageItem(a_Amount); -} - - - - - -bool cItemGrid::DamageItem(int a_X, int a_Y, short a_Amount) -{ - return DamageItem(GetSlotNum(a_X, a_Y), a_Amount); -} - - - - - -void cItemGrid::GenerateRandomLootWithBooks(const cLootProbab * a_LootProbabs, int a_CountLootProbabs, int a_NumSlots, int a_Seed) -{ - // Calculate the total weight: - int TotalProbab = 1; - for (int i = 0; i < a_CountLootProbabs; i++) - { - TotalProbab += a_LootProbabs[i].m_Weight; - } - - // Pick the loot items: - cNoise Noise(a_Seed); - for (int i = 0; i < a_NumSlots; i++) - { - int Rnd = (Noise.IntNoise1DInt(i) / 7); - int LootRnd = Rnd % TotalProbab; - Rnd >>= 8; - cItem CurrentLoot = cItem(E_ITEM_BOOK, 1, 0); // TODO: enchantment - for (int j = 0; j < a_CountLootProbabs; j++) - { - LootRnd -= a_LootProbabs[i].m_Weight; - if (LootRnd < 0) - { - CurrentLoot = a_LootProbabs[i].m_Item; - CurrentLoot.m_ItemCount = a_LootProbabs[i].m_MinAmount + (Rnd % (a_LootProbabs[i].m_MaxAmount - a_LootProbabs[i].m_MinAmount)); - Rnd >>= 8; - break; - } - } // for j - a_LootProbabs[] - SetSlot(Rnd % m_NumSlots, CurrentLoot); - } // for i - NumSlots -} - - - - - -void cItemGrid::AddListener(cListener & a_Listener) -{ - cCSLock Lock(m_CSListeners); - ASSERT(!m_IsInTriggerListeners); // Must not call this while in TriggerListeners() - m_Listeners.push_back(&a_Listener); -} - - - - - -void cItemGrid::RemoveListener(cListener & a_Listener) -{ - cCSLock Lock(m_CSListeners); - ASSERT(!m_IsInTriggerListeners); // Must not call this while in TriggerListeners() - for (cListeners::iterator itr = m_Listeners.begin(), end = m_Listeners.end(); itr != end; ++itr) - { - if (*itr == &a_Listener) - { - m_Listeners.erase(itr); - return; - } - } // for itr - m_Listeners[] -} - - - - - -void cItemGrid::TriggerListeners(int a_SlotNum) -{ - cListeners Listeners; - { - cCSLock Lock(m_CSListeners); - m_IsInTriggerListeners = true; - Listeners = m_Listeners; - } - for (cListeners::iterator itr = Listeners.begin(), end = Listeners.end(); itr != end; ++itr) - { - (*itr)->OnSlotChanged(this, a_SlotNum); - } // for itr - m_Listeners[] - m_IsInTriggerListeners = false; -} - - - - |