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// BlockEntityWithItems.cpp
// Implements the cBlockEntityWithItems class representing a common ancestor for all block entities that have an ItemGrid
#include "Globals.h"
#include "BlockEntityWithItems.h"
#include "../Simulator/RedstoneSimulator.h"
cBlockEntityWithItems::cBlockEntityWithItems(
BLOCKTYPE a_BlockType,
NIBBLETYPE a_BlockMeta,
int a_BlockX, int a_BlockY, int a_BlockZ,
int a_ItemGridWidth, int a_ItemGridHeight,
cWorld * a_World
):
Super(a_BlockType, a_BlockMeta, a_BlockX, a_BlockY, a_BlockZ, a_World),
cBlockEntityWindowOwner(this),
m_Contents(a_ItemGridWidth, a_ItemGridHeight)
{
m_Contents.AddListener(*this);
}
void cBlockEntityWithItems::Destroy(void)
{
// Drop the contents as pickups:
ASSERT(m_World != nullptr);
cItems Pickups;
m_Contents.CopyToItems(Pickups);
m_Contents.Clear();
m_World->SpawnItemPickups(Pickups, m_PosX + 0.5, m_PosY + 0.5, m_PosZ + 0.5); // Spawn in centre of block
}
void cBlockEntityWithItems::CopyFrom(const cBlockEntity & a_Src)
{
Super::CopyFrom(a_Src);
auto & src = static_cast<const cBlockEntityWithItems &>(a_Src);
m_Contents.CopyFrom(src.m_Contents);
}
void cBlockEntityWithItems::OnSlotChanged(cItemGrid * a_Grid, int a_SlotNum)
{
UNUSED(a_SlotNum);
ASSERT(a_Grid == &m_Contents);
if (m_World != nullptr)
{
if (GetWindow() != nullptr)
{
GetWindow()->BroadcastWholeWindow();
}
m_World->MarkChunkDirty(GetChunkX(), GetChunkZ());
auto Pos = Vector3i(m_PosX, m_PosY, m_PosZ);
m_World->DoWithChunkAt(Pos, [&](cChunk & a_Chunk)
{
m_World->GetRedstoneSimulator()->WakeUp(Pos, &a_Chunk);
return true;
}
);
}
}
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