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cuberite-2a/source/cWindow.cpp
madmaxoft@gmail.com 2691e8daed Packet refactoring, phase two, partial. Rewritten a few packet handling functions not to use cPacket-descendant objects.
This breaks plugin API! Plugins need to modify their hook functions to match those used in the Core plugin

git-svn-id: http://mc-server.googlecode.com/svn/trunk@750 0a769ca7-a7f5-676a-18bf-c427514a06d6
2012-08-18 09:56:28 +00:00

387 lines
8.2 KiB
C++

#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
#include "cWindow.h"
#include "cItem.h"
#include "cClientHandle.h"
#include "cPlayer.h"
#include "cPickup.h"
#include "cInventory.h"
#include "cWindowOwner.h"
#include "items/Item.h"
#include "packets/cPacket_WholeInventory.h"
#include "packets/cPacket_WindowOpen.h"
#include "packets/cPacket_WindowClose.h"
cWindow::cWindow( cWindowOwner* a_Owner, bool a_bInventoryVisible, cWindow::WindowType a_WindowType, int a_WindowID)
: m_WindowID( a_WindowID )
, m_WindowType( a_WindowType )
, m_Owner( a_Owner )
, m_bInventoryVisible( a_bInventoryVisible )
, m_NumSlots( 0 )
, m_Slots( 0 )
, m_DraggingItem( 0 )
, m_IsDestroyed(false)
{
LOGD("Created a window at %p, type = %d, ID = %i", this, a_WindowType, a_WindowID);
if (!m_bInventoryVisible)
{
m_DraggingItem = new cItem();
}
}
cWindow::~cWindow()
{
LOGD("Deleting a window at %p", this);
if( !m_bInventoryVisible && m_DraggingItem )
{
delete m_DraggingItem;
m_DraggingItem = 0;
}
LOGD("Deleted a window at %p", this);
}
cItem* cWindow::GetSlot( int a_Slot )
{
if(a_Slot > -1 && a_Slot < m_NumSlots)
{
return (m_Slots + a_Slot);
}
return 0;
}
cItem* cWindow::GetDraggingItem( cPlayer * a_Player /* = 0 */ )
{
if( m_bInventoryVisible && a_Player )
{
cWindow* Window = a_Player->GetInventory().GetWindow();
if( Window )
{
return Window->GetDraggingItem();
}
}
return m_DraggingItem;
}
void cWindow::Clicked(
cPlayer & a_Player,
int a_WindowID, short a_SlotNum, bool a_IsRightClick, bool a_IsShiftPressed,
const cItem & a_HeldItem
)
{
if (a_WindowID != m_WindowID)
{
LOG("WRONG WINDOW ID! (exp %d, got %d) received from \"%s\"", m_WindowID, a_WindowID, a_Player.GetName().c_str());
return;
}
if (m_bInventoryVisible)
{
cWindow * Window = a_Player.GetInventory().GetWindow();
if (Window != NULL)
{
m_DraggingItem = Window->GetDraggingItem();
}
}
bool bAsync = false;
if (a_SlotNum == -999) // Outside window click
{
if (a_IsRightClick)
{
a_Player.TossItem(true);
}
else
{
a_Player.TossItem(true, m_DraggingItem->m_ItemCount);
}
}
else if (GetSlot(a_SlotNum) != NULL)
{
cItem * Item = GetSlot(a_SlotNum);
if (!Item->IsEqual(a_HeldItem))
{
LOGD("*** Window lost sync ***");
LOGD("My Type: %i Their Type: %i", Item->m_ItemID, a_HeldItem.m_ItemID);
LOGD("My Count: %i Their Count: %i", Item->m_ItemCount, a_HeldItem.m_ItemCount);
LOGD("My Dmg: %i Their Dmg: %i", Item->m_ItemHealth, a_HeldItem.m_ItemHealth);
bAsync = true;
}
}
if (m_DraggingItem && (a_SlotNum > -1) && (a_SlotNum < m_NumSlots))
{
if (!a_IsRightClick)
{
// Left-clicked
if (!m_DraggingItem->IsEqual(m_Slots[a_SlotNum]))
{
// Switch contents
cItem tmp(*m_DraggingItem);
*m_DraggingItem = m_Slots[a_SlotNum];
m_Slots[a_SlotNum] = tmp;
}
else
{
// Same type, add items:
cItemHandler * Handler = ItemHandler(m_DraggingItem->m_ItemID);
int FreeSlots = Handler->GetMaxStackSize() - m_Slots[a_SlotNum].m_ItemCount;
if (FreeSlots < 0)
{
ASSERT(!"Bad item stack size - where did we get more items in a slot than allowed?");
FreeSlots = 0;
}
int Filling = (FreeSlots > m_DraggingItem->m_ItemCount) ? m_DraggingItem->m_ItemCount : FreeSlots;
m_Slots[a_SlotNum].m_ItemCount += (char)Filling;
m_DraggingItem->m_ItemCount -= (char)Filling;
if (m_DraggingItem->m_ItemCount <= 0)
{
m_DraggingItem->Empty();
}
}
}
else
{
// Right clicked
if (m_DraggingItem->m_ItemID <= 0) // Empty-handed?
{
m_DraggingItem->m_ItemCount = (char)(((float)m_Slots[a_SlotNum].m_ItemCount) / 2.f + 0.5f);
m_Slots[a_SlotNum].m_ItemCount -= m_DraggingItem->m_ItemCount;
m_DraggingItem->m_ItemID = m_Slots[a_SlotNum].m_ItemID;
m_DraggingItem->m_ItemHealth = m_Slots[a_SlotNum].m_ItemHealth;
if (m_Slots[a_SlotNum].m_ItemCount <= 0)
{
m_Slots[a_SlotNum].Empty();
}
}
else if ((m_Slots[a_SlotNum].m_ItemID <= 0) || m_DraggingItem->IsEqual(m_Slots[a_SlotNum]))
{
// Drop one item in slot
cItemHandler * Handler = ItemHandler(m_Slots[a_SlotNum].m_ItemID);
if ((m_DraggingItem->m_ItemCount > 0) && (m_Slots[a_SlotNum].m_ItemCount < Handler->GetMaxStackSize()))
{
m_Slots[a_SlotNum].m_ItemID = m_DraggingItem->m_ItemID;
m_Slots[a_SlotNum].m_ItemCount++;
m_Slots[a_SlotNum].m_ItemHealth = m_DraggingItem->m_ItemHealth;
m_DraggingItem->m_ItemCount--;
}
if (m_DraggingItem->m_ItemCount <= 0)
{
m_DraggingItem->Empty();
}
}
else if (!m_DraggingItem->IsEqual(m_Slots[a_SlotNum]))
{
// Swap contents
cItem tmp( *m_DraggingItem );
*m_DraggingItem = m_Slots[a_SlotNum];
m_Slots[a_SlotNum] = tmp;
}
}
if (bAsync)
{
// TODO: Handle this thread-safely (m_OpenedBy may change by another cSocketThread
for (cPlayerList::iterator itr = m_OpenedBy.begin(); itr != m_OpenedBy.end(); ++itr)
{
SendWholeWindow((*itr)->GetClientHandle());
}
if (m_bInventoryVisible || m_OpenedBy.empty())
{
a_Player.GetInventory().SendWholeInventory( a_Player.GetClientHandle() );
}
}
}
else if (m_bInventoryVisible) // Click in player inventory
{
cWindow * Window = a_Player.GetInventory().GetWindow();
if (Window)
{
Window->Clicked(a_Player, a_WindowID, a_SlotNum - 9, a_IsRightClick, a_IsShiftPressed, a_HeldItem);
}
}
if (m_DraggingItem != NULL)
{
LOGD("Dragging: %i", m_DraggingItem->m_ItemCount );
}
}
void cWindow::Open( cPlayer & a_Player )
{
{
cCSLock Lock(m_CS);
// If player is already in OpenedBy remove player first
m_OpenedBy.remove( &a_Player );
// Then add player
m_OpenedBy.push_back( &a_Player );
}
cPacket_WindowOpen WindowOpen;
WindowOpen.m_WindowID = (char)m_WindowID;
WindowOpen.m_InventoryType = (char)m_WindowType;
WindowOpen.m_WindowTitle = m_WindowTitle;
WindowOpen.m_NumSlots = (char)m_NumSlots;
a_Player.GetClientHandle()->Send( WindowOpen );
}
void cWindow::Close( cPlayer & a_Player )
{
//Checks wheather the player is still holding an item
if (m_DraggingItem && m_DraggingItem->m_ItemCount > 0)
{
LOGD("Player holds item! Dropping it...");
a_Player.TossItem(true, m_DraggingItem->m_ItemCount);
}
cPacket_WindowClose WindowClose;
WindowClose.m_Close = (char)m_WindowID;
cClientHandle * ClientHandle = a_Player.GetClientHandle();
if (ClientHandle != NULL)
{
ClientHandle->Send(WindowClose);
}
{
cCSLock Lock(m_CS);
m_OpenedBy.remove( &a_Player );
if( m_OpenedBy.size() == 0 )
{
Destroy();
}
}
if (m_IsDestroyed)
{
delete this;
}
}
void cWindow::OwnerDestroyed()
{
m_Owner = 0;
while( m_OpenedBy.size() > 1 )
{
(*m_OpenedBy.begin() )->CloseWindow((char)GetWindowType());
}
(*m_OpenedBy.begin() )->CloseWindow((char)GetWindowType());
}
bool cWindow::ForEachPlayer(cItemCallback<cPlayer> & a_Callback)
{
cCSLock Lock(m_CS);
for (cPlayerList::iterator itr = m_OpenedBy.begin(), end = m_OpenedBy.end(); itr != end; ++itr)
{
if (a_Callback.Item(*itr))
{
return false;
}
} // for itr - m_OpenedBy[]
return true;
}
bool cWindow::ForEachClient(cItemCallback<cClientHandle> & a_Callback)
{
cCSLock Lock(m_CS);
for (cPlayerList::iterator itr = m_OpenedBy.begin(), end = m_OpenedBy.end(); itr != end; ++itr)
{
if (a_Callback.Item((*itr)->GetClientHandle()))
{
return false;
}
} // for itr - m_OpenedBy[]
return true;
}
void cWindow::Destroy()
{
LOGD("Destroying window %p (type %d)", this, m_WindowType);
if (m_Owner != NULL)
{
m_Owner->CloseWindow();
m_Owner = NULL;
}
m_IsDestroyed = true;
}
void cWindow::SendWholeWindow( cClientHandle* a_Client )
{
cPacket_WholeInventory Inventory( this );
a_Client->Send( Inventory );
}
void cWindow::BroadcastWholeWindow(void)
{
cCSLock Lock(m_CS);
for (cPlayerList::iterator itr = m_OpenedBy.begin(); itr != m_OpenedBy.end(); ++itr)
{
SendWholeWindow((*itr)->GetClientHandle());
} // for itr - m_OpenedBy[]
}
void cWindow::Broadcast(const cPacket & a_Packet)
{
cCSLock Lock(m_CS);
for (cPlayerList::iterator itr = m_OpenedBy.begin(); itr != m_OpenedBy.end(); ++itr)
{
(*itr)->GetClientHandle()->Send(a_Packet);
} // for itr - m_OpenedBy[]
}