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cuberite-2a/source/DispenserEntity.cpp

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#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_Contents(3, 3),
m_ShouldDispense(false)
{
SetBlockEntity(this); // cBlockEntityWindowOwner
}
cDispenserEntity::~cDispenserEntity()
{
// Tell window its owner is destroyed
cWindow * Window = GetWindow();
if (Window != NULL)
{
Window->OwnerDestroyed();
}
}
void cDispenserEntity::Destroy(void)
{
// Drop items
cItems Pickups;
m_Contents.CopyToItems(Pickups);
m_Contents.Clear();
m_World->SpawnItemPickups(Pickups, m_PosX, m_PosY, m_PosZ);
}
void cDispenserEntity::Dispense(void)
{
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);
int OccupiedSlots[9];
int SlotsCnt = 0;
for (int i = m_Contents.GetNumSlots() - 1; i >= 0; i--)
{
if (!m_Contents.GetSlot(i).IsEmpty())
{
OccupiedSlots[SlotsCnt] = i;
SlotsCnt++;
}
} // for i - m_Contents[]
if (SlotsCnt == 0)
{
// Nothing in the dispenser, play the click sound
m_World->BroadcastSoundEffect("random.click", m_PosX * 8, m_PosY * 8, m_PosZ * 8, 1.0f, 1.2f);
return;
}
// Pick an item to dispense:
MTRand r1;
int RandomSlot = r1.randInt(SlotsCnt);
cItem & Drop = m_Contents.GetSlot(OccupiedSlots[RandomSlot]);
// Dispense the item:
switch (Drop.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);
Drop.m_ItemType = E_ITEM_WATER_BUCKET; // TODO: Duplication glitch - bucket stacking allows you to duplicate water
}
else if (DispBlock == E_BLOCK_STATIONARY_LAVA)
{
m_World->SetBlock(Disp_X, Disp_Y, Disp_Z, E_BLOCK_AIR, 0);
Drop.m_ItemType = E_ITEM_LAVA_BUCKET; // TODO: Duplication glitch - bucket stacking allows you to duplicate lava
}
else
{
cItems Pickups;
Pickups.push_back(Drop.CopyOne());
m_World->SpawnItemPickups(Pickups, Disp_X, Disp_Y, Disp_Z);
Drop.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);
Drop.m_ItemType = E_ITEM_BUCKET;
}
else
{
cItems Pickups;
Pickups.push_back(Drop.CopyOne());
m_World->SpawnItemPickups(Pickups, Disp_X, Disp_Y, Disp_Z);
Drop.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);
Drop.m_ItemType = E_ITEM_BUCKET;
}
else
{
cItems Pickups;
Pickups.push_back(Drop.CopyOne());
m_World->SpawnItemPickups(Pickups, Disp_X, Disp_Y, Disp_Z);
Drop.m_ItemCount--;
}
break;
}
case E_ITEM_SPAWN_EGG:
{
if (m_World->SpawnMob(Disp_X + 0.5, Disp_Y, Disp_Z + 0.5, Drop.m_ItemDamage) >= 0)
{
Drop.m_ItemCount--;
}
break;
}
default:
{
cItems Pickups;
Pickups.push_back(Drop.CopyOne());
m_World->SpawnItemPickups(Pickups, Disp_X, Disp_Y, Disp_Z);
Drop.m_ItemCount--;
break;
}
} // switch (ItemType)
char SmokeDir = 0;
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();
}
}
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(void)
{
m_ShouldDispense = true;
}
bool cDispenserEntity::Tick(float a_Dt)
{
if (m_ShouldDispense)
{
m_ShouldDispense = false;
Dispense();
}
return false;
}
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_Contents.GetSlot(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;
int NumSlots = m_Contents.GetNumSlots();
for (int i = 0; i < NumSlots; i++)
{
Json::Value Slot;
m_Contents.GetSlot(i).GetJson(Slot);
AllSlots.append(Slot);
}
a_Value["Slots"] = AllSlots;
}
void cDispenserEntity::SendTo(cClientHandle & a_Client)
{
// Nothing needs to be sent
UNUSED(a_Client);
}