diff options
Diffstat (limited to 'src/Items/ItemBanner.h')
| -rw-r--r-- | src/Items/ItemBanner.h | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/src/Items/ItemBanner.h b/src/Items/ItemBanner.h new file mode 100644 index 000000000..7b9e6d05b --- /dev/null +++ b/src/Items/ItemBanner.h @@ -0,0 +1,215 @@ + + +#pragma once + +#include "ItemHandler.h" +#include "../World.h" +#include "../Blocks/BlockHandler.h" +#include "../BlockEntities/BannerEntity.h" +#include "../Blocks/ChunkInterface.h" + + + + + +class cItemBannerHandler: + public cItemHandler +{ + using Super = cItemHandler; + +public: + + cItemBannerHandler(int a_ItemType): + Super(a_ItemType) + { + } + + + + + + virtual bool IsPlaceable(void) override + { + return true; + } + + + + + + virtual bool GetPlacementBlockTypeMeta( + cWorld * a_World, cPlayer * a_Player, + const Vector3i a_PlacedBlockPos, + eBlockFace a_ClickedBlockFace, + const Vector3i a_CursorPos, + BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta + ) override + { + a_BlockMeta = 0x00; + const double Rotation = a_Player->GetYaw(); + + // Placing on the floor + if (a_ClickedBlockFace == BLOCK_FACE_TOP) + { + if ((Rotation >= - 11.25f) && (Rotation < 11.25f)) + { + // South + a_BlockMeta |= 0x08; + } + else if ((Rotation >= 11.25f) && (Rotation < 33.75f)) + { + // SouthSouthWest + a_BlockMeta |= 0x09; + } + else if ((Rotation >= 23.75f) && (Rotation < 56.25f)) + { + // SouthWest + a_BlockMeta |= 0x0a; + } + else if ((Rotation >= 56.25f) && (Rotation < 78.75f)) + { + // WestSouthWest + a_BlockMeta |= 0x0b; + } + else if ((Rotation >= 78.75f) && (Rotation < 101.25f)) + { + // West + a_BlockMeta |= 0x0c; + } + else if ((Rotation >= 101.25f) && (Rotation < 123.75f)) + { + // WestNorthWest + a_BlockMeta |= 0x0d; + } + else if ((Rotation >= 123.75f) && (Rotation < 146.25f)) + { + // NorthWest + a_BlockMeta |= 0x0e; + } + else if ((Rotation >= 146.25f) && (Rotation < 168.75f)) + { + // NorthNorthWest + a_BlockMeta |= 0x0f; + } + else if ((Rotation >= -168.75f) && (Rotation < -146.25f)) + { + // NorthNorthEast + a_BlockMeta |= 0x01; + } + else if ((Rotation >= -146.25f) && (Rotation < -123.75f)) + { + // NorthEast + a_BlockMeta |= 0x02; + } + else if ((Rotation >= -123.75f) && (Rotation < -101.25f)) + { + // EastNorthEast + a_BlockMeta |= 0x03; + } + else if ((Rotation >= -101.25) && (Rotation < -78.75f)) + { + // East + a_BlockMeta |= 0x04; + } + else if ((Rotation >= -78.75) && (Rotation < -56.25f)) + { + // EastSouthEast + a_BlockMeta |= 0x05; + } + else if ((Rotation >= -56.25f) && (Rotation < -33.75f)) + { + // SouthEast + a_BlockMeta |= 0x06; + } + else if ((Rotation >= -33.75f) && (Rotation < -11.25f)) + { + // SouthSouthEast + a_BlockMeta |= 0x07; + } + else // degrees jumping from 180 to -180 + { + // North + a_BlockMeta |= 0x00; + } + a_BlockType = E_BLOCK_STANDING_BANNER; + } + // placing on the sides + else if (a_ClickedBlockFace != BLOCK_FACE_NONE) + { + if (a_ClickedBlockFace == BLOCK_FACE_EAST) + { + a_BlockMeta |= 0x05; + } + else if (a_ClickedBlockFace == BLOCK_FACE_WEST) + { + a_BlockMeta |= 0x04; + } + else if (a_ClickedBlockFace == BLOCK_FACE_NORTH) + { + a_BlockMeta |= 0x02; + } + else // degrees jumping from 180 to -180 + { + a_BlockMeta |= 0x03; + } + a_BlockType = E_BLOCK_WALL_BANNER; + } + else + { + return false; + } + + return true; + } + + + + + + virtual bool OnPlayerPlace( + cWorld & a_World, + cPlayer & a_Player, + const cItem & a_EquippedItem, + const Vector3i a_ClickedBlockPos, + eBlockFace a_ClickedBlockFace, + const Vector3i a_CursorPos + ) override + { + // Cannot place a banner at "no face" and from the bottom: + if ((a_ClickedBlockFace == BLOCK_FACE_NONE) || (a_ClickedBlockFace == BLOCK_FACE_BOTTOM)) + { + return true; + } + + // Checks if the banner replaced the block + BLOCKTYPE ClickedBlockType; + NIBBLETYPE ClickedBlockMeta; + a_World.GetBlockTypeMeta(a_ClickedBlockPos, ClickedBlockType, ClickedBlockMeta); + cChunkInterface ChunkInterface(a_World.GetChunkMap()); + bool IsReplacingClickedBlock = cBlockHandler::For(ClickedBlockType).DoesIgnoreBuildCollision(ChunkInterface, a_ClickedBlockPos, a_Player, ClickedBlockMeta); + if (IsReplacingClickedBlock) + { + // TODO: There is a bug in the network which prevents the client from receiving the new block entity on placement + // For now the replaced blocks are disabled + return false; + } + + // saving the color of the banner in case it's the players last one + NIBBLETYPE Color = static_cast<NIBBLETYPE>(a_EquippedItem.m_ItemDamage); + + if (!Super::OnPlayerPlace(a_World, a_Player, a_EquippedItem, a_ClickedBlockPos, a_ClickedBlockFace, a_ClickedBlockPos)) + { + return false; + } + + const auto BannerPos = AddFaceDirection(a_ClickedBlockPos, a_ClickedBlockFace); + return a_World.DoWithBlockEntityAt(BannerPos.x, BannerPos.y, BannerPos.z, [Color](cBlockEntity & a_BlockEntity) + { + ASSERT((a_BlockEntity.GetBlockType() == E_BLOCK_STANDING_BANNER) || (a_BlockEntity.GetBlockType() == E_BLOCK_WALL_BANNER)); + + auto & Banner = static_cast<cBannerEntity &>(a_BlockEntity); + Banner.SetBaseColor(Color); + return true; + }); + } +}; |