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#pragma once
#include "BlockHandler.h"
class cBlockButtonHandler :
public cBlockHandler
{
public:
cBlockButtonHandler(BLOCKTYPE a_BlockType);
virtual void OnUse(cWorld * a_World, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override;
virtual void ConvertToPickups(cItems & a_Pickups, NIBBLETYPE a_BlockMeta) override
{
// Reset meta to 0
a_Pickups.push_back(cItem(m_BlockType, 1, 0));
}
virtual bool IsUseable(void) override
{
return true;
}
virtual bool GetPlacementBlockTypeMeta(
cWorld * a_World, cPlayer * a_Player,
int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace,
int a_CursorX, int a_CursorY, int a_CursorZ,
BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
) override
{
a_BlockType = m_BlockType;
a_BlockMeta = BlockFaceToMetaData(a_BlockFace);
return true;
}
virtual const char * GetStepSound(void) override
{
return m_BlockType == E_BLOCK_WOODEN_BUTTON ? "step.wood" : "step.stone";
}
inline static NIBBLETYPE BlockFaceToMetaData(char a_BlockFace)
{
switch (a_BlockFace)
{
case BLOCK_FACE_ZM: { return 0x4; }
case BLOCK_FACE_ZP: { return 0x3; }
case BLOCK_FACE_XM: { return 0x2; }
case BLOCK_FACE_XP: { return 0x1; }
default:
{
ASSERT(!"Unhandled block face!");
return 0x0; // No idea, give a special meta (button in centre of block)
}
}
}
inline static NIBBLETYPE 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;
default:
{
ASSERT(!"Unhandled block meta!");
return BLOCK_FACE_NONE;
}
}
}
virtual bool CanBeAt(int a_RelX, int a_RelY, int a_RelZ, const cChunk & a_Chunk) override
{
NIBBLETYPE Meta = a_Chunk.GetMeta(a_RelX, a_RelY, a_RelZ);
AddFaceDirection(a_RelX, a_RelY, a_RelZ, BlockMetaDataToBlockFace(Meta), true);
return (a_RelY > 0) && (g_BlockIsSolid[a_Chunk.GetBlock(a_RelX, a_RelY, a_RelZ)]);
}
} ;
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