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#pragma once
#include "RedstoneHandler.h"
#include "BlockEntities/DropSpenserEntity.h"
class cDropSpenserHandler : public cRedstoneHandler
{
typedef cRedstoneHandler super;
public:
cDropSpenserHandler(cWorld & a_World) :
super(a_World)
{
}
inline static bool IsActivated(NIBBLETYPE a_Meta)
{
return (a_Meta & E_META_DROPSPENSER_ACTIVATED) != 0;
}
inline static NIBBLETYPE SetActivationState(NIBBLETYPE a_Meta, bool IsOn)
{
if (IsOn)
{
return a_Meta | E_META_DROPSPENSER_ACTIVATED; // set the bit
}
else
{
return a_Meta & ~E_META_DROPSPENSER_ACTIVATED; // clear the bit
}
}
virtual unsigned char GetPowerDeliveredToPosition(const Vector3i & a_Position, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta, const Vector3i & a_QueryPosition, BLOCKTYPE a_QueryBlockType) override
{
UNUSED(a_Position);
UNUSED(a_BlockType);
UNUSED(a_Meta);
UNUSED(a_QueryPosition);
UNUSED(a_QueryBlockType);
return 0;
}
virtual unsigned char GetPowerLevel(const Vector3i & a_Position, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta) override
{
UNUSED(a_Position);
UNUSED(a_BlockType);
UNUSED(a_Meta);
return 0;
}
virtual cVector3iArray Update(const Vector3i & a_Position, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta, PoweringData a_PoweringData) override
{
// LOGD("Evaluating spencer the dropspenser (%d %d %d)", a_Position.x, a_Position.y, a_Position.z);
bool IsPoweredNow = (a_PoweringData.PowerLevel > 0);
bool WasPoweredPreviously = IsActivated(a_Meta);
if (IsPoweredNow && !WasPoweredPreviously)
{
class cSetPowerToDropSpenser :
public cDropSpenserCallback
{
public:
virtual bool Item(cDropSpenserEntity * a_DropSpenser) override
{
a_DropSpenser->Activate();
return false;
}
} DrSpSP;
m_World.DoWithDropSpenserAt(a_Position.x, a_Position.y, a_Position.z, DrSpSP);
}
// Update the internal dropspenser state if necessary
if (IsPoweredNow != WasPoweredPreviously)
{
m_World.SetBlockMeta(a_Position, SetActivationState(a_Meta, IsPoweredNow));
}
return {};
}
virtual cVector3iArray GetValidSourcePositions(const Vector3i & a_Position, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta) override
{
UNUSED(a_BlockType);
UNUSED(a_Meta);
return GetAdjustedRelatives(a_Position, GetRelativeAdjacents());
}
};
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