1 files changed, 69 insertions, 0 deletions
diff --git a/src/Blocks/BlockComparator.h b/src/Blocks/BlockComparator.h
new file mode 100644
index 000000000..e7e18bac9
--- /dev/null
+++ b/src/Blocks/BlockComparator.h
@@ -0,0 +1,69 @@
+
+#pragma once
+
+#include "BlockHandler.h"
+#include "BlockRedstoneRepeater.h"
+
+
+
+
+
+class cBlockComparatorHandler :
+	public cBlockHandler
+{
+public:
+	cBlockComparatorHandler(BLOCKTYPE a_BlockType)
+		: cBlockHandler(a_BlockType)
+	{
+	}
+
+	
+	virtual void OnUse(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) override
+	{
+		NIBBLETYPE Meta = a_World->GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ);
+		Meta ^= 0x04; // Toggle 3rd (addition/subtraction) bit with XOR
+		a_World->SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, Meta);
+	}
+
+
+	virtual void ConvertToPickups(cItems & a_Pickups, NIBBLETYPE a_BlockMeta) override
+	{
+		// Reset meta to 0
+		a_Pickups.push_back(cItem(E_ITEM_COMPARATOR, 1, 0));
+	}
+
+
+	virtual bool IsUseable(void) override
+	{
+		return true;
+	}
+	
+	
+	virtual bool CanBeAt(int a_RelX, int a_RelY, int a_RelZ, const cChunk & a_Chunk) override
+	{
+		return ((a_RelY > 0) && (a_Chunk.GetBlock(a_RelX, a_RelY - 1, a_RelZ) != E_BLOCK_AIR));
+	}
+	
+
+	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;
+		a_BlockMeta = cBlockRedstoneRepeaterHandler::RepeaterRotationToMetaData(a_Player->GetRotation());
+		return true;
+	}
+
+
+	virtual const char * GetStepSound(void) override
+	{
+		return "step.wood";
+	}
+} ;
+
+
+
+