mcserver/source/DispenserEntity.cpp

345 lines
7.2 KiB
C++

#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
#include "DispenserEntity.h"
#include "BlockID.h"
#include "Item.h"
#include "UI/Window.h"
#include "Player.h"
#include "World.h"
#include "ClientHandle.h"
#include "Server.h"
#include "Pickup.h"
#include "Root.h"
#include "Simulator/FluidSimulator.h"
#include <json/json.h>
#define AddDispenserDir(x, y, z, dir) \
switch (dir) \
{ \
case 2: (z) --; break; \
case 3: (z) ++; break; \
case 4: (x) --; break; \
case 5: (x) ++; break; \
}
cDispenserEntity::cDispenserEntity(int a_X, int a_Y, int a_Z, cWorld * a_World)
: cBlockEntity( E_BLOCK_DISPENSER, a_X, a_Y, a_Z, a_World )
, m_Items( new cItem[9] )
, m_CanDispense( 0 )
{
SetBlockEntity(this); // cBlockEntityWindowOwner
}
cDispenserEntity::~cDispenserEntity()
{
// Tell window its owner is destroyed
if( GetWindow() )
{
GetWindow()->OwnerDestroyed();
}
// Clean up items
if( m_Items )
{
delete [] m_Items;
}
}
void cDispenserEntity::Destroy()
{
// Drop items
cItems Pickups;
for( int i = 0; i < 9; i++)
{
if( !m_Items[i].IsEmpty() )
{
Pickups.push_back(m_Items[i]);
m_Items[i].Empty();
}
}
m_World->SpawnItemPickups(Pickups, m_PosX, m_PosY, m_PosZ);
}
void cDispenserEntity::Dispense()
{
int Disp_X = m_PosX;
int Disp_Y = m_PosY;
int Disp_Z = m_PosZ;
NIBBLETYPE Meta = m_World->GetBlockMeta( m_PosX, m_PosY, m_PosZ );
AddDispenserDir( Disp_X, Disp_Y, Disp_Z, Meta );
char OccupiedSlots[9];
char SlotsCnt = 0;
for( int i = 0; i < 9; i++)
{
if( !m_Items[i].IsEmpty() )
{
OccupiedSlots[SlotsCnt] = i;
SlotsCnt++;
}
}
if(SlotsCnt > 0)
{
MTRand r1;
char RandomSlot = r1.randInt() % SlotsCnt;
cItem Drop = m_Items[OccupiedSlots[RandomSlot]];
switch( m_Items[OccupiedSlots[RandomSlot]].m_ItemType )
{
case E_ITEM_BUCKET:
{
BLOCKTYPE DispBlock = m_World->GetBlock( Disp_X, Disp_Y, Disp_Z );
if( DispBlock == E_BLOCK_STATIONARY_WATER )
{
m_World->SetBlock( Disp_X, Disp_Y, Disp_Z, E_BLOCK_AIR, 0 );
m_Items[OccupiedSlots[RandomSlot]].m_ItemType = E_ITEM_WATER_BUCKET;
}
else if( DispBlock == E_BLOCK_STATIONARY_LAVA )
{
m_World->SetBlock( Disp_X, Disp_Y, Disp_Z, E_BLOCK_AIR, 0 );
m_Items[OccupiedSlots[RandomSlot]].m_ItemType = E_ITEM_LAVA_BUCKET;
}
else
{
cItems Pickups;
Pickups.push_back(cItem(Drop.m_ItemType, 1, Drop.m_ItemDamage));
m_World->SpawnItemPickups(Pickups, Disp_X, Disp_Y, Disp_Z);
m_Items[OccupiedSlots[RandomSlot]].m_ItemCount--;
}
break;
}
case E_ITEM_WATER_BUCKET:
{
BLOCKTYPE DispBlock = m_World->GetBlock( Disp_X, Disp_Y, Disp_Z );
if( DispBlock == E_BLOCK_AIR || IsBlockLiquid(DispBlock) || cFluidSimulator::CanWashAway(DispBlock) )
{
m_World->SetBlock( Disp_X, Disp_Y, Disp_Z, E_BLOCK_STATIONARY_WATER, 0 );
m_Items[OccupiedSlots[RandomSlot]].m_ItemType = E_ITEM_BUCKET;
}
else
{
cItems Pickups;
Pickups.push_back(cItem(Drop.m_ItemType, 1, Drop.m_ItemDamage));
m_World->SpawnItemPickups(Pickups, Disp_X, Disp_Y, Disp_Z);
m_Items[OccupiedSlots[RandomSlot]].m_ItemCount--;
}
break;
}
case E_ITEM_LAVA_BUCKET:
{
BLOCKTYPE DispBlock = m_World->GetBlock( Disp_X, Disp_Y, Disp_Z );
if( DispBlock == E_BLOCK_AIR || IsBlockLiquid(DispBlock) || cFluidSimulator::CanWashAway(DispBlock) )
{
m_World->SetBlock( Disp_X, Disp_Y, Disp_Z, E_BLOCK_STATIONARY_LAVA, 0 );
m_Items[OccupiedSlots[RandomSlot]].m_ItemType = E_ITEM_BUCKET;
}
else
{
cItems Pickups;
Pickups.push_back(cItem(Drop.m_ItemType, 1, Drop.m_ItemDamage));
m_World->SpawnItemPickups(Pickups, Disp_X, Disp_Y, Disp_Z);
m_Items[OccupiedSlots[RandomSlot]].m_ItemCount--;
}
break;
}
case E_ITEM_SPAWN_EGG:
{
if (m_World->SpawnMob(Disp_X + 0.5, Disp_Y, Disp_Z + 0.5, m_Items[OccupiedSlots[RandomSlot]].m_ItemDamage) >= 0)
{
m_Items[OccupiedSlots[RandomSlot]].m_ItemCount--;
}
break;
}
default:
{
cItems Pickups;
Pickups.push_back(cItem(Drop.m_ItemType, 1, Drop.m_ItemDamage));
m_World->SpawnItemPickups(Pickups, Disp_X, Disp_Y, Disp_Z);
m_Items[OccupiedSlots[RandomSlot]].m_ItemCount--;
break;
}
}
char SmokeDir;
switch( Meta )
{
case 2: SmokeDir = 1; break;
case 3: SmokeDir = 7; break;
case 4: SmokeDir = 3; break;
case 5: SmokeDir = 5; break;
}
m_World->BroadcastSoundParticleEffect(2000, m_PosX * 8, m_PosY * 8, m_PosZ * 8, SmokeDir);
m_World->BroadcastSoundEffect("random.click", m_PosX * 8, m_PosY * 8, m_PosZ * 8, 1.0f, 1.0f);
cWindow * Window = GetWindow();
if ( Window != NULL )
{
Window->BroadcastWholeWindow();
}
}
else
{
m_World->BroadcastSoundEffect("random.click", m_PosX * 8, m_PosY * 8, m_PosZ * 8, 1.0f, 1.2f);
}
}
void cDispenserEntity::UsedBy(cPlayer * a_Player)
{
if (GetWindow() == NULL)
{
OpenWindow(new cDispenserWindow(m_PosX, m_PosY, m_PosZ, this));
}
if (GetWindow() != NULL)
{
if (a_Player->GetWindow() != GetWindow())
{
a_Player->OpenWindow(GetWindow());
GetWindow()->SendWholeWindow(*a_Player->GetClientHandle());
}
}
}
void cDispenserEntity::Activate()
{
m_CanDispense = 1;
}
bool cDispenserEntity::Tick( float a_Dt )
{
if(m_CanDispense)
{
m_CanDispense = 0;
Dispense();
}
return false;
}
void cDispenserEntity::SetSlot(int a_Slot, const cItem & a_Item)
{
if ((a_Slot < 0) || (a_Slot >= 9))
{
ASSERT(!"Dispenser: slot number out of range");
return;
}
m_Items[a_Slot] = a_Item;
}
#define READ(File, Var) \
if (File.Read(&Var, sizeof(Var)) != sizeof(Var)) \
{ \
LOGERROR("ERROR READING cDispenserEntity %s FROM FILE (line %d)", #Var, __LINE__); \
return false; \
}
bool cDispenserEntity::LoadFromFile(cFile & f)
{
READ(f, m_PosX);
READ(f, m_PosY);
READ(f, m_PosZ);
unsigned int NumSlots = 0;
READ(f, NumSlots);
m_Items = new cItem[ NumSlots ];
for(unsigned int i = 0; i < NumSlots; i++)
{
cItem & Item = m_Items[i];
READ(f, Item.m_ItemType);
READ(f, Item.m_ItemCount);
READ(f, Item.m_ItemDamage);
}
return true;
}
bool cDispenserEntity::LoadFromJson( const Json::Value& a_Value )
{
m_PosX = a_Value.get("x", 0).asInt();
m_PosY = a_Value.get("y", 0).asInt();
m_PosZ = a_Value.get("z", 0).asInt();
Json::Value AllSlots = a_Value.get("Slots", 0);
int SlotIdx = 0;
for( Json::Value::iterator itr = AllSlots.begin(); itr != AllSlots.end(); ++itr )
{
m_Items[ SlotIdx ].FromJson( *itr );
SlotIdx++;
}
return true;
}
void cDispenserEntity::SaveToJson( Json::Value& a_Value )
{
a_Value["x"] = m_PosX;
a_Value["y"] = m_PosY;
a_Value["z"] = m_PosZ;
Json::Value AllSlots;
for(unsigned int i = 0; i < 3; i++)
{
Json::Value Slot;
m_Items[ i ].GetJson( Slot );
AllSlots.append( Slot );
}
a_Value["Slots"] = AllSlots;
}
void cDispenserEntity::SendTo(cClientHandle & a_Client)
{
// Nothing needs to be sent
UNUSED(a_Client);
}