1 files changed, 36 insertions, 5 deletions

diff --git a/src/Blocks/BlockSign.h b/src/Blocks/BlockSign.h
index 7fbe61893..9d6fede21 100644
--- a/src/Blocks/BlockSign.h
+++ b/src/Blocks/BlockSign.h
@@ -2,8 +2,8 @@
 #pragma once
 
 #include "BlockHandler.h"
-#include "../World.h"
 #include "../Entities/Player.h"
+#include "Chunk.h"
 
 
 
@@ -31,7 +31,7 @@ public:
 	}
 
 
-	static char RotationToMetaData(double a_Rotation)
+	static NIBBLETYPE RotationToMetaData(double a_Rotation)
 	{
 		a_Rotation += 180 + (180 / 16);  // So it's not aligned with axis
 		if (a_Rotation > 360)
@@ -45,7 +45,7 @@ public:
 	}
 	
 	
-	static char DirectionToMetaData(char a_Direction)
+	static NIBBLETYPE DirectionToMetaData(eBlockFace a_Direction)
 	{
 		switch (a_Direction)
 		{
@@ -63,14 +63,45 @@ public:
 
 
 	virtual void OnPlacedByPlayer(
-		cWorld * a_World, cPlayer * a_Player,
-		int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace,
+		cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player,
+		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace,
 		int a_CursorX, int a_CursorY, int a_CursorZ,
 		BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta
 	) override
 	{
 		a_Player->GetClientHandle()->SendEditSign(a_BlockX, a_BlockY, a_BlockZ);
 	}
+
+
+	virtual NIBBLETYPE MetaRotateCW(NIBBLETYPE a_Meta) override
+	{
+		return (++a_Meta) & 0x0F;
+	}
+
+
+	virtual NIBBLETYPE MetaRotateCCW(NIBBLETYPE a_Meta) override
+	{
+		return (--a_Meta) & 0x0F;
+	}
+
+	virtual NIBBLETYPE MetaMirrorXY(NIBBLETYPE a_Meta) override
+	{
+		//  Mirrors signs over the XY plane (North-South Mirroring)
+
+		//  There are 16 meta values which correspond to different directions.
+		//  These values are equated to angles on a circle; 0x08 = 180 degrees.
+		return (a_Meta < 0x08) ? 0x08 + a_Meta : 0x08 - a_Meta;
+	}
+
+
+	virtual NIBBLETYPE MetaMirrorYZ(NIBBLETYPE a_Meta) override
+	{
+		//  Mirrors signs over the YZ plane (East-West Mirroring)
+
+		//  There are 16 meta values which correspond to different directions.
+		//  These values are equated to angles on a circle; 0x10 = 360 degrees.
+		return 0x10 - a_Meta;
+	}
 } ;