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// HopperEntity.h
// Declares the cHopperEntity representing a hopper block entity
#pragma once
#include "BlockEntityWithItems.h"
// tolua_begin
class cHopperEntity :
public cBlockEntityWithItems
{
// tolua_end
using super = cBlockEntityWithItems;
// tolua_begin
public:
enum
{
ContentsHeight = 1,
ContentsWidth = 5,
TICKS_PER_TRANSFER = 8, ///< How many ticks at minimum between two item transfers to or from the hopper
} ;
// tolua_end
BLOCKENTITY_PROTODEF(cHopperEntity)
/** Constructor used for normal operation */
cHopperEntity(BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta, Vector3i a_Pos, cWorld * a_World);
/** Returns the block coords of the block receiving the output items, based on the meta
Returns <false, undefined> if unattached.
Exported in ManualBindings.cpp. */
std::pair<bool, Vector3i> GetOutputBlockPos(NIBBLETYPE a_BlockMeta);
void SetLocked(bool a_Value);
protected:
Int64 m_LastMoveItemsInTick;
Int64 m_LastMoveItemsOutTick;
// cBlockEntity overrides:
virtual void CopyFrom(const cBlockEntity & a_Src) override;
virtual bool Tick(std::chrono::milliseconds a_Dt, cChunk & a_Chunk) override;
virtual void SendTo(cClientHandle & a_Client) override;
virtual bool UsedBy(cPlayer * a_Player) override;
/** Opens a new chest window for this chest. Scans for neighbors to open a double chest window, if appropriate. */
void OpenNewWindow(void);
/** Moves items from the container above it into this hopper. Returns true if the contents have changed. */
bool MoveItemsIn(cChunk & a_Chunk, Int64 a_CurrentTick);
/** Moves pickups from above this hopper into it. Returns true if the contents have changed. */
bool MovePickupsIn(cChunk & a_Chunk, Int64 a_CurrentTick);
/** Moves items out from this hopper into the destination. Returns true if the contents have changed. */
bool MoveItemsOut(cChunk & a_Chunk, Int64 a_CurrentTick);
/** Moves items from a chest (dblchest) above the hopper into this hopper. Returns true if contents have changed. */
bool MoveItemsFromChest(cChunk & a_Chunk);
/** Moves items from a furnace above the hopper into this hopper. Returns true if contents have changed. */
bool MoveItemsFromFurnace(cChunk & a_Chunk);
/** Moves items from the specified a_Entity's Contents into this hopper. Returns true if contents have changed. */
bool MoveItemsFromGrid(cBlockEntityWithItems & a_Entity);
/** Moves one piece from the specified itemstack into this hopper. Returns true if contents have changed. Doesn't change the itemstack. */
bool MoveItemsFromSlot(cBlockEntityWithItems & a_Entity, int a_SrcSlotNum);
/** Moves items to the chest at the specified absolute coords. Returns true if contents have changed */
bool MoveItemsToChest(cChunk & a_Chunk, Vector3i a_Coords);
/** Moves items to the furnace at the specified absolute coords. Returns true if contents have changed */
bool MoveItemsToFurnace(cChunk & a_Chunk, Vector3i a_Coords, NIBBLETYPE a_HopperMeta);
/** Moves items to the specified ItemGrid. Returns true if contents have changed */
bool MoveItemsToGrid(cBlockEntityWithItems & a_Entity);
/** Moves one piece to the specified entity's contents' slot. Returns true if contents have changed. */
bool MoveItemsToSlot(cBlockEntityWithItems & a_Entity, int a_DstSlotNum);
private:
bool m_Locked;
} ; // tolua_export
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