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cuberite-2a/src/Items/ItemDoor.h

117 lines
3.5 KiB
C++

#pragma once
#include "ItemHandler.h"
#include "../World.h"
#include "../Blocks/BlockDoor.h"
class cItemDoorHandler:
public cItemHandler
{
using Super = cItemHandler;
public:
cItemDoorHandler(int a_ItemType):
Super(a_ItemType)
{
}
virtual bool CommitPlacement(cPlayer & a_Player, const cItem & a_HeldItem, const Vector3i a_PlacePosition, const eBlockFace a_ClickedBlockFace, const Vector3i a_CursorPosition) override
{
// Vanilla only allows door placement while clicking on the top face of the block below the door:
if (a_ClickedBlockFace != BLOCK_FACE_TOP)
{
return false;
}
// Get the block type of the door to place:
BLOCKTYPE BlockType;
switch (m_ItemType)
{
case E_ITEM_WOODEN_DOOR: BlockType = E_BLOCK_OAK_DOOR; break;
case E_ITEM_IRON_DOOR: BlockType = E_BLOCK_IRON_DOOR; break;
case E_ITEM_SPRUCE_DOOR: BlockType = E_BLOCK_SPRUCE_DOOR; break;
case E_ITEM_BIRCH_DOOR: BlockType = E_BLOCK_BIRCH_DOOR; break;
case E_ITEM_JUNGLE_DOOR: BlockType = E_BLOCK_JUNGLE_DOOR; break;
case E_ITEM_DARK_OAK_DOOR: BlockType = E_BLOCK_DARK_OAK_DOOR; break;
case E_ITEM_ACACIA_DOOR: BlockType = E_BLOCK_ACACIA_DOOR; break;
default: UNREACHABLE("Unhandled door type");
}
const auto & World = *a_Player.GetWorld();
const auto UpperBlockPosition = a_PlacePosition.addedY(1);
// Check the block that will get replaced by the door:
{
BLOCKTYPE TopType;
NIBBLETYPE TopMeta;
World.GetBlockTypeMeta(UpperBlockPosition, TopType, TopMeta);
if (!cBlockHandler::For(TopType).DoesIgnoreBuildCollision(World, a_HeldItem, UpperBlockPosition, TopMeta, a_ClickedBlockFace, false))
{
return false;
}
}
// Get the coords of the neighboring blocks:
NIBBLETYPE LowerBlockMeta = cBlockDoorHandler::YawToMetaData(a_Player.GetYaw());
Vector3i RelDirToOutside = cBlockDoorHandler::GetRelativeDirectionToOutside(LowerBlockMeta);
Vector3i LeftNeighborPos = RelDirToOutside;
LeftNeighborPos.TurnCW();
LeftNeighborPos.Move(a_PlacePosition);
Vector3i RightNeighborPos = RelDirToOutside;
RightNeighborPos.TurnCCW();
RightNeighborPos.Move(a_PlacePosition);
// Decide whether the hinge is on the left (default) or on the right:
NIBBLETYPE UpperBlockMeta = 0x08;
BLOCKTYPE LeftNeighborBlock = World.GetBlock(LeftNeighborPos);
BLOCKTYPE RightNeighborBlock = World.GetBlock(RightNeighborPos);
/*
// DEBUG:
FLOGD("Door being placed at {0}", a_PlacePosition);
FLOGD("RelDirToOutside: {0}", RelDirToOutside);
FLOGD("Left neighbor at {0}: {1} ({2})", LeftNeighborPos, LeftNeighborBlock, ItemTypeToString(LeftNeighborBlock));
FLOGD("Right neighbor at {0}: {1} ({2})", RightNeighborPos, RightNeighborBlock, ItemTypeToString(RightNeighborBlock));
*/
if (
cBlockDoorHandler::IsDoorBlockType(LeftNeighborBlock) || // The block to the left is a door block
(
!cBlockInfo::IsSolid(LeftNeighborBlock) && // Prioritize hinge on the left side
cBlockInfo::IsSolid(RightNeighborBlock) && // The block to the right is solid...
!cBlockDoorHandler::IsDoorBlockType(RightNeighborBlock) // ... but not a door
)
)
{
// DEBUG: LOGD("Setting hinge to right side");
UpperBlockMeta = 0x09; // Upper block | hinge on right
}
// Set the blocks:
return a_Player.PlaceBlocks(
{
{ a_PlacePosition, BlockType, LowerBlockMeta },
{ UpperBlockPosition, BlockType, UpperBlockMeta }
});
}
virtual bool IsPlaceable(void) override
{
return true;
}
} ;