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#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;
});
}
};
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