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#pragma once
#include "BlockHandler.h"
#include "Mixins.h"
#include "../EffectID.h"
class cBlockTrapdoorHandler final :
public cClearMetaOnDrop<cYawRotator<cBlockHandler, 0x03, 0x01, 0x02, 0x00, 0x03, false>>
{
using Super = cClearMetaOnDrop<cYawRotator<cBlockHandler, 0x03, 0x01, 0x02, 0x00, 0x03, false>>;
public:
using Super::Super;
private:
virtual bool IsUseable(void) const override
{
return true;
}
virtual bool OnUse(
cChunkInterface & a_ChunkInterface,
cWorldInterface & a_WorldInterface,
cPlayer & a_Player,
const Vector3i a_BlockPos,
eBlockFace a_BlockFace,
const Vector3i a_CursorPos
) const override
{
if (m_BlockType == E_BLOCK_IRON_TRAPDOOR)
{
// Iron doors can only be toggled by redstone, not by right-clicking
return false;
}
// Flip the ON bit on / off using the XOR bitwise operation
NIBBLETYPE Meta = (a_ChunkInterface.GetBlockMeta(a_BlockPos) ^ 0x04);
a_ChunkInterface.SetBlockMeta(a_BlockPos, Meta);
a_WorldInterface.GetBroadcastManager().BroadcastSoundParticleEffect(EffectID::SFX_RANDOM_FENCE_GATE_OPEN, a_BlockPos, 0, a_Player.GetClientHandle());
return true;
}
virtual void OnCancelRightClick(
cChunkInterface & a_ChunkInterface,
cWorldInterface & a_WorldInterface,
cPlayer & a_Player,
const Vector3i a_BlockPos,
eBlockFace a_BlockFace
) const override
{
UNUSED(a_ChunkInterface);
a_WorldInterface.SendBlockTo(a_BlockPos, a_Player);
}
virtual bool GetPlacementBlockTypeMeta(
cChunkInterface & a_ChunkInterface,
cPlayer & a_Player,
const Vector3i a_PlacedBlockPos,
eBlockFace a_ClickedBlockFace,
const Vector3i a_CursorPos,
BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
) const override
{
if (a_ClickedBlockFace == BLOCK_FACE_YP)
{
// Trapdoor is placed on top of a block.
// Engage yaw rotation to determine hinge direction:
return Super::GetPlacementBlockTypeMeta(a_ChunkInterface, a_Player, a_PlacedBlockPos, a_ClickedBlockFace, a_CursorPos, a_BlockType, a_BlockMeta);
}
else if (a_ClickedBlockFace == BLOCK_FACE_YM)
{
// Trapdoor is placed on bottom of a block.
// Engage yaw rotation to determine hinge direction:
if (!Super::GetPlacementBlockTypeMeta(a_ChunkInterface, a_Player, a_PlacedBlockPos, a_ClickedBlockFace, a_CursorPos, a_BlockType, a_BlockMeta))
{
return false;
}
// Toggle 'Move up half-block' bit on:
a_BlockMeta |= 0x8;
return true;
}
// Placement on block sides; hinge direction is determined by which side was clicked:
a_BlockType = m_BlockType;
a_BlockMeta = BlockFaceToMetaData(a_ClickedBlockFace);
if (a_CursorPos.y > 7)
{
// Trapdoor is placed on a higher half of a vertical block.
// Toggle 'Move up half-block' bit on:
a_BlockMeta |= 0x8;
}
return true;
}
inline static NIBBLETYPE BlockFaceToMetaData(eBlockFace a_BlockFace)
{
switch (a_BlockFace)
{
case BLOCK_FACE_ZP: return 0x1;
case BLOCK_FACE_ZM: return 0x0;
case BLOCK_FACE_XP: return 0x3;
case BLOCK_FACE_XM: return 0x2;
default:
{
ASSERT(!"Unhandled block face!");
return 0;
}
}
}
inline static eBlockFace BlockMetaDataToBlockFace(NIBBLETYPE a_Meta)
{
switch (a_Meta & 0x3)
{
case 0x0: return BLOCK_FACE_ZM;
case 0x1: return BLOCK_FACE_ZP;
case 0x2: return BLOCK_FACE_XM;
case 0x3: return BLOCK_FACE_XP;
default:
{
ASSERT(!"Unhandled block meta!");
return BLOCK_FACE_NONE;
}
}
}
virtual ColourID GetMapBaseColourID(NIBBLETYPE a_Meta) const override
{
UNUSED(a_Meta);
switch (m_BlockType)
{
case E_BLOCK_TRAPDOOR: return 13;
case E_BLOCK_IRON_TRAPDOOR: return 6;
default:
{
ASSERT(!"Unhandled blocktype in trapdoor handler!");
return 0;
}
}
}
};
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