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-rw-r--r--src/Blocks/BlockLever.h111
1 files changed, 111 insertions, 0 deletions
diff --git a/src/Blocks/BlockLever.h b/src/Blocks/BlockLever.h
new file mode 100644
index 000000000..15fe2071c
--- /dev/null
+++ b/src/Blocks/BlockLever.h
@@ -0,0 +1,111 @@
+#pragma once
+
+#include "BlockHandler.h"
+
+
+
+
+
+class cBlockLeverHandler :
+ public cBlockHandler
+{
+public:
+ cBlockLeverHandler(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
+ {
+ // Flip the ON bit on/off using the XOR bitwise operation
+ NIBBLETYPE Meta = (a_World->GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ) ^ 0x08);
+
+ a_World->SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, Meta);
+ a_World->BroadcastSoundEffect("random.click", a_BlockX * 8, a_BlockY * 8, a_BlockZ * 8, 0.5f, (Meta & 0x08) ? 0.6f : 0.5f);
+ }
+
+
+ virtual void ConvertToPickups(cItems & a_Pickups, NIBBLETYPE a_BlockMeta) override
+ {
+ // Reset meta to 0
+ a_Pickups.push_back(cItem(E_BLOCK_LEVER, 1, 0));
+ }
+
+
+ virtual bool IsUseable(void) override
+ {
+ return true;
+ }
+
+
+ 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 = LeverDirectionToMetaData(a_BlockFace);
+ return true;
+ }
+
+
+ inline static NIBBLETYPE LeverDirectionToMetaData(char a_Dir)
+ {
+ // Determine lever direction:
+ switch (a_Dir)
+ {
+ case BLOCK_FACE_YP: return 0x6;
+ case BLOCK_FACE_XP: return 0x1;
+ case BLOCK_FACE_XM: return 0x2;
+ case BLOCK_FACE_ZP: return 0x3;
+ case BLOCK_FACE_ZM: return 0x4;
+ case BLOCK_FACE_YM: return 0x0;
+ default: return 0x6;
+ }
+ }
+
+
+ virtual const char * GetStepSound(void) override
+ {
+ return "step.wood";
+ }
+
+
+ inline static NIBBLETYPE BlockMetaDataToBlockFace(NIBBLETYPE a_Meta)
+ {
+ switch (a_Meta & 0x7)
+ {
+ case 0x1: return BLOCK_FACE_XP;
+ case 0x2: return BLOCK_FACE_XM;
+ case 0x3: return BLOCK_FACE_ZP;
+ case 0x4: return BLOCK_FACE_ZM;
+ case 0x5:
+ case 0x6: return BLOCK_FACE_YP;
+ case 0x7:
+ case 0x0: return BLOCK_FACE_YM;
+ default:
+ {
+ ASSERT(!"Unhandled block meta!");
+ return BLOCK_FACE_NONE;
+ }
+ }
+ }
+
+
+ virtual bool CanBeAt(int a_RelX, int a_RelY, int a_RelZ, const cChunk & a_Chunk) override
+ {
+ NIBBLETYPE Meta;
+ a_Chunk.UnboundedRelGetBlockMeta(a_RelX, a_RelY, a_RelZ, Meta);
+
+ AddFaceDirection(a_RelX, a_RelY, a_RelZ, BlockMetaDataToBlockFace(Meta), true);
+ BLOCKTYPE BlockIsOn; a_Chunk.UnboundedRelGetBlockType(a_RelX, a_RelY, a_RelZ, BlockIsOn);
+
+ return (a_RelY > 0) && (g_BlockIsSolid[BlockIsOn]);
+ }
+} ;
+
+
+
+