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#pragma once
#include "BlockHandler.h"
class cBlockLeverHandler :
public cBlockHandler
{
public:
cBlockLeverHandler(BLOCKTYPE a_BlockType)
: cBlockHandler(a_BlockType)
{
}
virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override
{
// Flip the ON bit on/off using the XOR bitwise operation
NIBBLETYPE Meta = (a_ChunkInterface.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ) ^ 0x08);
a_ChunkInterface.SetBlock(a_WorldInterface, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_LEVER, Meta); // SetMeta doesn't work for unpowering levers, so setblock
a_WorldInterface.GetBroadcastManager().BroadcastSoundEffect("random.click", a_BlockX * 8, a_BlockY * 8, a_BlockZ * 8, 0.5f, (Meta & 0x08) ? 0.6f : 0.5f);
}
virtual void ConvertToPickups(cItems & a_Pickups, NIBBLETYPE a_BlockMeta) override
{
// Reset meta to 0
a_Pickups.push_back(cItem(E_BLOCK_LEVER, 1, 0));
}
virtual bool IsUseable(void) override
{
return true;
}
virtual bool GetPlacementBlockTypeMeta(
cChunkInterface & a_ChunkInterface, cPlayer * a_Player,
int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace,
int a_CursorX, int a_CursorY, int a_CursorZ,
BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
) override
{
a_BlockType = m_BlockType;
a_BlockMeta = LeverDirectionToMetaData(a_BlockFace);
return true;
}
inline static NIBBLETYPE LeverDirectionToMetaData(eBlockFace a_Dir)
{
// Determine lever direction:
switch (a_Dir)
{
case BLOCK_FACE_YP: return 0x6;
case BLOCK_FACE_XP: return 0x1;
case BLOCK_FACE_XM: return 0x2;
case BLOCK_FACE_ZP: return 0x3;
case BLOCK_FACE_ZM: return 0x4;
case BLOCK_FACE_YM: return 0x0;
default: return 0x6;
}
}
virtual const char * GetStepSound(void) override
{
return "step.wood";
}
inline static eBlockFace BlockMetaDataToBlockFace(NIBBLETYPE a_Meta)
{
switch (a_Meta & 0x7)
{
case 0x1: return BLOCK_FACE_XP;
case 0x2: return BLOCK_FACE_XM;
case 0x3: return BLOCK_FACE_ZP;
case 0x4: return BLOCK_FACE_ZM;
case 0x5:
case 0x6: return BLOCK_FACE_YP;
case 0x7:
case 0x0: return BLOCK_FACE_YM;
default:
{
ASSERT(!"Unhandled block meta!");
return 0;
}
}
}
virtual bool CanBeAt(cChunkInterface & a_ChunkInterface, int a_RelX, int a_RelY, int a_RelZ, const cChunk & a_Chunk) override
{
NIBBLETYPE Meta;
a_Chunk.UnboundedRelGetBlockMeta(a_RelX, a_RelY, a_RelZ, Meta);
AddFaceDirection(a_RelX, a_RelY, a_RelZ, BlockMetaDataToBlockFace(Meta), true);
BLOCKTYPE BlockIsOn; a_Chunk.UnboundedRelGetBlockType(a_RelX, a_RelY, a_RelZ, BlockIsOn);
return (a_RelY > 0) && (g_BlockIsSolid[BlockIsOn]);
}
} ;
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