diff options
Diffstat (limited to 'src/Blocks/BlockSlab.h')
| -rw-r--r-- | src/Blocks/BlockSlab.h | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/src/Blocks/BlockSlab.h b/src/Blocks/BlockSlab.h new file mode 100644 index 000000000..7c1251b28 --- /dev/null +++ b/src/Blocks/BlockSlab.h @@ -0,0 +1,182 @@ + +// BlockSlab.h + +// Declares cBlockSlabHandler and cBlockDoubleSlabHandler classes + + + + + +#pragma once + +#include "BlockHandler.h" +#include "../Items/ItemHandler.h" + + + + + +class cBlockSlabHandler : + public cBlockHandler +{ +public: + cBlockSlabHandler(BLOCKTYPE a_BlockType) + : cBlockHandler(a_BlockType) + { + } + + + virtual void ConvertToPickups(cItems & a_Pickups, NIBBLETYPE a_BlockMeta) override + { + a_Pickups.push_back(cItem(m_BlockType, 1, a_BlockMeta)); + } + + + 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; + BLOCKTYPE Type = (BLOCKTYPE) (a_Player->GetEquippedItem().m_ItemType); + NIBBLETYPE Meta = (NIBBLETYPE)(a_Player->GetEquippedItem().m_ItemDamage & 0x07); + + // HandlePlaceBlock wants a cItemHandler pointer thing, so let's give it one + cItemHandler * ItemHandler = cItemHandler::GetItemHandler(GetDoubleSlabType(Type)); + + // Check if the block at the coordinates is a slab. Eligibility for combining has already been processed in ClientHandle + if (IsAnySlabType(a_World->GetBlock(a_BlockX, a_BlockY, a_BlockZ))) + { + // Call the function in ClientHandle that places a block when the client sends the packet, + // so that plugins may interfere with the placement. + + if ((a_BlockFace == BLOCK_FACE_TOP) || (a_BlockFace == BLOCK_FACE_BOTTOM)) + { + // Top and bottom faces need no parameter modification + a_Player->GetClientHandle()->HandlePlaceBlock(a_BlockX, a_BlockY, a_BlockZ, a_BlockFace, a_CursorX, a_CursorY, a_CursorZ, *ItemHandler); + } + else + { + // The other faces need to distinguish between top and bottom cursor positions + if (a_CursorY > 7) + { + // Edit the call to use BLOCK_FACE_BOTTOM, otherwise it places incorrectly + a_Player->GetClientHandle()->HandlePlaceBlock(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_TOP, a_CursorX, a_CursorY, a_CursorZ, *ItemHandler); + } + else + { + // Edit the call to use BLOCK_FACE_TOP, otherwise it places incorrectly + a_Player->GetClientHandle()->HandlePlaceBlock(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_BOTTOM, a_CursorX, a_CursorY, a_CursorZ, *ItemHandler); + } + } + return false; // Cancel the event, because dblslabs were already placed, nothing else needed + } + + // Place the single-slab with correct metas: + switch (a_BlockFace) + { + case BLOCK_FACE_TOP: + { + // Bottom half slab block + a_BlockMeta = Meta & 0x7; + break; + } + case BLOCK_FACE_BOTTOM: + { + // Top half slab block + a_BlockMeta = Meta | 0x8; + break; + } + case BLOCK_FACE_EAST: + case BLOCK_FACE_NORTH: + case BLOCK_FACE_SOUTH: + case BLOCK_FACE_WEST: + { + if (a_CursorY > 7) + { + // Cursor at top half of block, place top slab + a_BlockMeta = Meta | 0x8; break; + } + else + { + // Cursor at bottom half of block, place bottom slab + a_BlockMeta = Meta & 0x7; break; + } + } + } // switch (a_BlockFace) + return true; + } + + + virtual const char * GetStepSound(void) override + { + switch (m_BlockType) + { + case E_BLOCK_WOODEN_SLAB: return "step.wood"; + case E_BLOCK_STONE_SLAB: return "step.stone"; + } + ASSERT(!"Unhandled slab type!"); + return ""; + } + + + /// Returns true if the specified blocktype is one of the slabs handled by this handler + static bool IsAnySlabType(BLOCKTYPE a_BlockType) + { + return ((a_BlockType == E_BLOCK_WOODEN_SLAB) || (a_BlockType == E_BLOCK_STONE_SLAB)); + } + + + /// Converts the single-slab blocktype to its equivalent double-slab blocktype + static BLOCKTYPE GetDoubleSlabType(BLOCKTYPE a_SingleSlabBlockType) + { + switch (a_SingleSlabBlockType) + { + case E_BLOCK_STONE_SLAB: return E_BLOCK_DOUBLE_STONE_SLAB; + case E_BLOCK_WOODEN_SLAB: return E_BLOCK_DOUBLE_WOODEN_SLAB; + } + ASSERT(!"Unhandled slab type!"); + return E_BLOCK_AIR; + } + +} ; + + + + + +class cBlockDoubleSlabHandler : + public cBlockHandler +{ +public: + cBlockDoubleSlabHandler(BLOCKTYPE a_BlockType) + : cBlockHandler(a_BlockType) + { + } + + + virtual void ConvertToPickups(cItems & a_Pickups, NIBBLETYPE a_BlockMeta) override + { + if (m_BlockType == E_BLOCK_DOUBLE_STONE_SLAB) + { + m_BlockType = E_BLOCK_STONE_SLAB; + } + else + { + m_BlockType = E_BLOCK_WOODEN_SLAB; + } + a_Pickups.push_back(cItem(m_BlockType, 2, a_BlockMeta)); + } + + + virtual const char * GetStepSound(void) override + { + return ((m_BlockType == E_BLOCK_DOUBLE_WOODEN_SLAB) || (m_BlockType == E_BLOCK_DOUBLE_WOODEN_SLAB)) ? "step.wood" : "step.stone"; + } +} ; + + + + |