/// Moves items from the specified ItemGrid into this hopper. Returns true if contents have changed.
bool cHopperEntity::MoveItemsFromGrid(cItemGrid & a_Grid)
{
int NumSlots = a_Grid.GetNumSlots();
// First try adding items of types already in the hopper:
for (int i = 0; i < NumSlots; i++)
{
if (a_Grid.IsSlotEmpty(i))
{
continue;
}
if (MoveItemsFromSlot(a_Grid.GetSlot(i), false))
{
a_Grid.ChangeSlotCount(i, -1);
return true;
}
}
// No already existing stack can be topped up, try again with allowing new stacks:
for (int i = 0; i < NumSlots; i++)
{
if (a_Grid.IsSlotEmpty(i))
{
continue;
}
if (MoveItemsFromSlot(a_Grid.GetSlot(i), true))
{
a_Grid.ChangeSlotCount(i, -1);
return true;
}
}
return false;
}
/// Moves items from a furnace above the hopper into this hopper. Returns true if contents have changed.
bool cHopperEntity::MoveItemsFromFurnace(cChunk & a_Chunk)
{
cFurnaceEntity * Furnace = (cFurnaceEntity *)a_Chunk.GetBlockEntity(m_PosX, m_PosY + 1, m_PosZ);
if (Furnace == NULL)
{
LOGWARNING("%s: A furnace entity was not found where expected, at {%d, %d, %d}", __FUNCTION__, m_PosX, m_PosY + 1, m_PosZ);
return false;
}
// Try move from the output slot:
if (MoveItemsFromSlot(*Furnace, cFurnaceEntity::fsOutput, true))
{
cItem NewOutput(Furnace->GetOutputSlot());
Furnace->SetOutputSlot(NewOutput.AddCount(-1));
return true;
}
// No output moved, check if we can move an empty bucket out of the fuel slot:
if (Furnace->GetFuelSlot().m_ItemType == E_ITEM_BUCKET)
{
if (MoveItemsFromSlot(*Furnace, cFurnaceEntity::fsFuel, true))
{
Furnace->SetFuelSlot(cItem());
return true;
}
}
// Nothing can be moved
return false;
}
/// Moves items from a furnace above the hopper into this hopper. Returns true if contents have changed.
bool cHopperEntity::MoveItemsFromFurnace(cChunk & a_Chunk)
{
cFurnaceEntity * Furnace = (cFurnaceEntity *)a_Chunk.GetBlockEntity(m_PosX, m_PosY + 1, m_PosZ);
ASSERT(Furnace != NULL);
// Try move from the output slot:
if (MoveItemsFromSlot(Furnace->GetOutputSlot(), true))
{
cItem NewOutput(Furnace->GetOutputSlot());
Furnace->SetOutputSlot(NewOutput.AddCount(-1));
return true;
}
// No output moved, check if we can move an empty bucket out of the fuel slot:
if (Furnace->GetFuelSlot().m_ItemType == E_ITEM_BUCKET)
{
if (MoveItemsFromSlot(Furnace->GetFuelSlot(), true))
{
Furnace->SetFuelSlot(cItem());
return true;
}
}
// Nothing can be moved
return false;
}
bool cHopperEntity::MoveItemsFromGrid(cBlockEntityWithItems & a_Entity)
{
cItemGrid & Grid = a_Entity.GetContents();
int NumSlots = Grid.GetNumSlots();
for (int i = 0; i < NumSlots; i++)
{
if (Grid.IsSlotEmpty(i))
{
continue;
}
if (MoveItemsFromSlot(a_Entity, i))
{
Grid.ChangeSlotCount(i, -1);
return true;
}
}
return false;
}
