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#pragma once
#include "BlockHandler.h"
#include "ChunkInterface.h"
class cBlockBigFlowerHandler :
public cBlockHandler
{
public:
typedef cBlockHandler super;
cBlockBigFlowerHandler(BLOCKTYPE a_BlockType)
: cBlockHandler(a_BlockType)
{
}
virtual bool DoesIgnoreBuildCollision(cChunkInterface & a_ChunkInterface, Vector3i a_Pos, cPlayer & a_Player, NIBBLETYPE a_Meta) override
{
if (IsMetaTopPart(a_Meta))
{
BLOCKTYPE BottomType;
if (
(a_Pos.y < 1) ||
!a_ChunkInterface.GetBlockTypeMeta(a_Pos.x, a_Pos.y - 1, a_Pos.z, BottomType, a_Meta) ||
(BottomType != E_BLOCK_BIG_FLOWER)
)
{
// Can't find the flower meta so assume grass
return true;
}
}
NIBBLETYPE FlowerMeta = a_Meta & 0x07;
return (
(FlowerMeta == E_META_BIG_FLOWER_DOUBLE_TALL_GRASS) ||
(FlowerMeta == E_META_BIG_FLOWER_LARGE_FERN)
);
}
virtual void DropBlock(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cBlockPluginInterface & a_BlockPluginInterface, cEntity * a_Digger, int a_BlockX, int a_BlockY, int a_BlockZ, bool a_CanDrop) override
{
NIBBLETYPE Meta = a_ChunkInterface.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ);
int AlternateY = a_BlockY;
int BottomY = a_BlockY;
if (Meta & 0x8)
{
--AlternateY;
--BottomY;
}
else
{
++AlternateY;
}
// also destroy the other block if it has a valid height and is a big flower
if (cChunkDef::IsValidHeight(AlternateY) && a_ChunkInterface.GetBlock(a_BlockX, AlternateY, a_BlockZ) == E_BLOCK_BIG_FLOWER)
{
super::DropBlock(a_ChunkInterface, a_WorldInterface, a_BlockPluginInterface, a_Digger, a_BlockX, BottomY, a_BlockZ, a_CanDrop);
a_ChunkInterface.FastSetBlock(a_BlockX, AlternateY, a_BlockZ, E_BLOCK_AIR, 0);
}
}
virtual void ConvertToPickups(cItems & a_Pickups, NIBBLETYPE a_BlockMeta) override
{
if (IsMetaTopPart(a_BlockMeta))
{
return; // No way to tell flower type
}
NIBBLETYPE Meta = a_BlockMeta & 0x7;
if (Meta == E_META_BIG_FLOWER_DOUBLE_TALL_GRASS)
{
if (GetRandomProvider().RandBool(1.0 / 24.0))
{
a_Pickups.push_back(cItem(E_ITEM_SEEDS));
}
}
else if (Meta != E_META_BIG_FLOWER_LARGE_FERN)
{
a_Pickups.push_back(cItem(E_BLOCK_BIG_FLOWER, 1, Meta));
}
}
virtual void OnDestroyedByPlayer(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer & a_Player, int a_BlockX, int a_BlockY, int a_BlockZ) override
{
NIBBLETYPE Meta = a_ChunkInterface.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ);
if (Meta & 0x8)
{
Meta = a_ChunkInterface.GetBlockMeta(a_BlockX, a_BlockY - 1, a_BlockZ);
}
NIBBLETYPE FlowerMeta = Meta & 0x7;
if (!a_Player.IsGameModeCreative())
{
if (
(a_Player.GetEquippedItem().m_ItemType == E_ITEM_SHEARS) &&
(
(FlowerMeta == E_META_BIG_FLOWER_DOUBLE_TALL_GRASS) ||
(FlowerMeta == E_META_BIG_FLOWER_LARGE_FERN)
)
)
{
if (GetRandomProvider().RandBool(0.10))
{
cItems Pickups;
if (FlowerMeta == E_META_BIG_FLOWER_DOUBLE_TALL_GRASS)
{
Pickups.Add(E_BLOCK_TALL_GRASS, 2, 1);
}
else if (FlowerMeta == E_META_BIG_FLOWER_LARGE_FERN)
{
Pickups.Add(E_BLOCK_TALL_GRASS, 2, 2);
}
a_WorldInterface.SpawnItemPickups(Pickups, a_BlockX, a_BlockY, a_BlockZ);
}
a_Player.UseEquippedItem();
}
}
if (
(a_Player.GetEquippedItem().m_ItemType != E_ITEM_SHEARS) &&
(
(FlowerMeta == E_META_BIG_FLOWER_DOUBLE_TALL_GRASS) ||
(FlowerMeta == E_META_BIG_FLOWER_LARGE_FERN)
)
)
{
a_ChunkInterface.SetBlock(a_BlockX, a_BlockY, a_BlockZ, 0, 0);
}
}
bool IsMetaTopPart(NIBBLETYPE a_Meta)
{
return (a_Meta & 0x08) != 0;
}
virtual bool CanBeAt(cChunkInterface & a_ChunkInterface, int a_RelX, int a_RelY, int a_RelZ, const cChunk & a_Chunk) override
{
if (a_RelY <= 0)
{
return false;
}
BLOCKTYPE BlockType;
NIBBLETYPE BlockMeta;
a_Chunk.GetBlockTypeMeta(a_RelX, a_RelY - 1, a_RelZ, BlockType, BlockMeta);
return IsBlockTypeOfDirt(BlockType) || ((BlockType == E_BLOCK_BIG_FLOWER) && !IsMetaTopPart(BlockMeta));
}
virtual void OnDestroyed(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, int a_BlockX, int a_BlockY, int a_BlockZ) override
{
NIBBLETYPE OldMeta = a_ChunkInterface.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ);
if (OldMeta & 0x8)
{
// Was upper part of flower
if (a_ChunkInterface.GetBlock(a_BlockX, a_BlockY - 1, a_BlockZ) == m_BlockType)
{
a_ChunkInterface.FastSetBlock(a_BlockX, a_BlockY - 1, a_BlockZ, E_BLOCK_AIR, 0);
}
}
else
{
// Was lower part
if (a_ChunkInterface.GetBlock(a_BlockX, a_BlockY + 1, a_BlockZ) == m_BlockType)
{
a_ChunkInterface.FastSetBlock(a_BlockX, a_BlockY + 1, a_BlockZ, E_BLOCK_AIR, 0);
}
}
}
virtual ColourID GetMapBaseColourID(NIBBLETYPE a_Meta) override
{
UNUSED(a_Meta);
return 7;
}
} ;
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