From f622f4317c76aa287649da965456562a32bce41b Mon Sep 17 00:00:00 2001
From: Tiger Wang <ziwei.tiger@hotmail.co.uk>
Date: Sun, 23 Mar 2014 22:32:45 +0000
Subject: Implemented lilypad placement

---
 src/Blocks/BlockHandler.cpp |  2 ++
 src/Blocks/BlockLilypad.h   | 84 +++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 86 insertions(+)
 create mode 100644 src/Blocks/BlockLilypad.h

(limited to 'src/Blocks')

diff --git a/src/Blocks/BlockHandler.cpp b/src/Blocks/BlockHandler.cpp
index 4f74e2f45..7fd8c183c 100644
--- a/src/Blocks/BlockHandler.cpp
+++ b/src/Blocks/BlockHandler.cpp
@@ -41,6 +41,7 @@
 #include "BlockIce.h"
 #include "BlockLadder.h"
 #include "BlockLeaves.h"
+#include "BlockLilypad.h"
 #include "BlockNewLeaves.h"
 #include "BlockLever.h"
 #include "BlockMelon.h"
@@ -142,6 +143,7 @@ cBlockHandler * cBlockHandler::CreateBlockHandler(BLOCKTYPE a_BlockType)
 		case E_BLOCK_LAPIS_ORE:             return new cBlockOreHandler             (a_BlockType);
 		case E_BLOCK_LAVA:                  return new cBlockLavaHandler            (a_BlockType);
 		case E_BLOCK_LEAVES:                return new cBlockLeavesHandler          (a_BlockType);
+		case E_BLOCK_LILY_PAD:              return new cBlockLilypadHandler         (a_BlockType);
 		case E_BLOCK_LIT_FURNACE:           return new cBlockFurnaceHandler         (a_BlockType);
 		case E_BLOCK_LOG:                   return new cBlockSidewaysHandler        (a_BlockType);
 		case E_BLOCK_MELON:                 return new cBlockMelonHandler           (a_BlockType);
diff --git a/src/Blocks/BlockLilypad.h b/src/Blocks/BlockLilypad.h
new file mode 100644
index 000000000..3db280d80
--- /dev/null
+++ b/src/Blocks/BlockLilypad.h
@@ -0,0 +1,84 @@
+
+#pragma once
+
+#include "BlockHandler.h"
+#include "../Entities/Player.h"
+#include "Vector3.h"
+#include "../LineBlockTracer.h"
+
+
+
+
+
+class cBlockLilypadHandler :
+	public cBlockHandler
+{
+	typedef cBlockHandler super;
+
+public:
+	cBlockLilypadHandler(BLOCKTYPE a_BlockType)
+		: cBlockHandler(a_BlockType)
+	{
+
+	}
+
+	virtual bool GetPlacementBlockTypeMeta(
+		cChunkInterface & a_ChunkInterface, 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
+	{
+		if (a_BlockFace > 0)
+		{
+			return false;
+		}
+
+		class cCallbacks :
+			public cBlockTracer::cCallbacks
+		{
+		public:
+			cCallbacks(void) :
+				m_HasHitFluid(false)
+			{
+			}
+
+			virtual bool OnNextBlock(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta, char a_EntryFace) override
+			{
+				if (IsBlockWater(a_BlockType) || IsBlockLava(a_BlockType))
+				{
+					if ((a_BlockMeta != 0) || (a_EntryFace == BLOCK_FACE_NONE)) // The hit block should be a source. The FACE_NONE check is for AddFaceDir below
+					{
+						return false;
+					}
+					m_HasHitFluid = true;
+					AddFaceDirection(a_BlockX, a_BlockY, a_BlockZ, (eBlockFace)a_EntryFace);
+					m_Pos.Set(a_BlockX, a_BlockY, a_BlockZ);
+					return true;
+				}
+				return false;
+			}
+
+			Vector3i m_Pos;
+			bool m_HasHitFluid;
+
+		} Callbacks;
+
+		cLineBlockTracer Tracer(*a_Player->GetWorld(), Callbacks);
+		Vector3d Start(a_Player->GetEyePosition() + a_Player->GetLookVector());
+		Vector3d End(a_Player->GetEyePosition() + a_Player->GetLookVector() * 5);
+
+		Tracer.Trace(Start.x, Start.y, Start.z, End.x, End.y, End.z);
+
+		if (Callbacks.m_HasHitFluid)
+		{
+			a_Player->GetWorld()->SetBlock(Callbacks.m_Pos.x, Callbacks.m_Pos.y, Callbacks.m_Pos.z, E_BLOCK_LILY_PAD, 0);
+		}
+
+		return false;
+	}
+};
+
+
+
+
-- 
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