4 files changed, 117 insertions, 0 deletions

diff --git a/src/Items/ItemEmptyMap.h b/src/Items/ItemEmptyMap.h
new file mode 100644
index 000000000..b06cf9d13
--- /dev/null
+++ b/src/Items/ItemEmptyMap.h
@@ -0,0 +1,62 @@
+
+// ItemEmptyMap.h
+
+
+
+
+
+#pragma once
+
+#include "../Entities/Entity.h"
+#include "../Item.h"
+
+
+
+
+
+class cItemEmptyMapHandler :
+	public cItemHandler
+{
+	typedef cItemHandler super;
+
+	static const unsigned int DEFAULT_SCALE = 0;
+	
+public:
+	cItemEmptyMapHandler() :
+		super(E_ITEM_EMPTY_MAP)
+	{
+	}
+
+	virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_Dir) override
+	{
+		UNUSED(a_Item);
+		UNUSED(a_BlockX);
+		UNUSED(a_BlockZ);
+		UNUSED(a_Dir);
+
+		// The map center is fixed at the central point of the 8x8 block of chunks you are standing in when you right-click it.
+
+		const int RegionWidth = cChunkDef::Width * 8 * pow(2, DEFAULT_SCALE);
+
+		int CenterX = round(a_Player->GetPosX() / (float) RegionWidth) * RegionWidth;
+		int CenterZ = round(a_Player->GetPosZ() / (float) RegionWidth) * RegionWidth;
+
+		cMap * NewMap = a_World->CreateMap(CenterX, CenterZ, DEFAULT_SCALE);
+
+		// Remove empty map from inventory
+		if (!a_Player->GetInventory().RemoveOneEquippedItem())
+		{
+			ASSERT(!"Inventory mismatch");
+			return true;
+		}
+
+		if (NewMap == NULL)
+		{
+			return true;
+		}
+
+		a_Player->GetInventory().AddItem(cItem(E_ITEM_MAP, 1, NewMap->GetID()), true, true);
+
+		return true;
+	}
+} ;
diff --git a/src/Items/ItemHandler.cpp b/src/Items/ItemHandler.cpp
index e9bb616a6..c10d13edc 100644
--- a/src/Items/ItemHandler.cpp
+++ b/src/Items/ItemHandler.cpp
@@ -18,6 +18,7 @@
 #include "ItemComparator.h"
 #include "ItemDoor.h"
 #include "ItemDye.h"
+#include "ItemEmptyMap.h"
 #include "ItemFishingRod.h"
 #include "ItemFlowerPot.h"
 #include "ItemFood.h"
@@ -25,6 +26,7 @@
 #include "ItemHoe.h"
 #include "ItemLeaves.h"
 #include "ItemLighter.h"
+#include "ItemMap.h"
 #include "ItemMinecart.h"
 #include "ItemNetherWart.h"
 #include "ItemPainting.h"
@@ -103,11 +105,13 @@ cItemHandler *cItemHandler::CreateItemHandler(int a_ItemType)
 		case E_ITEM_COMPARATOR:        return new cItemComparatorHandler(a_ItemType);
 		case E_ITEM_DYE:               return new cItemDyeHandler(a_ItemType);
 		case E_ITEM_EGG:               return new cItemEggHandler();
+		case E_ITEM_EMPTY_MAP:         return new cItemEmptyMapHandler();
 		case E_ITEM_ENDER_PEARL:       return new cItemEnderPearlHandler();
 		case E_ITEM_FIREWORK_ROCKET:   return new cItemFireworkHandler();
 		case E_ITEM_FISHING_ROD:       return new cItemFishingRodHandler(a_ItemType);
 		case E_ITEM_FLINT_AND_STEEL:   return new cItemLighterHandler(a_ItemType);
 		case E_ITEM_FLOWER_POT:        return new cItemFlowerPotHandler(a_ItemType);
+		case E_ITEM_MAP:               return new cItemMapHandler();
 		case E_ITEM_ITEM_FRAME:        return new cItemItemFrameHandler(a_ItemType);
 		case E_ITEM_NETHER_WART:       return new cItemNetherWartHandler(a_ItemType);
 		case E_ITEM_PAINTING:          return new cItemPaintingHandler(a_ItemType);
diff --git a/src/Items/ItemHandler.h b/src/Items/ItemHandler.h
index 1a6bb044f..ef3f37a7a 100644
--- a/src/Items/ItemHandler.h
+++ b/src/Items/ItemHandler.h
@@ -32,6 +32,14 @@ public:
 		UNUSED(a_BlockZ);
 		UNUSED(a_BlockFace);
 	}
+
+	/// Called every tick while the item is on the player's inventory (Used by maps) - For now, called only for equipped items
+	virtual void OnUpdate(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item)
+	{
+		UNUSED(a_World);
+		UNUSED(a_Player);
+		UNUSED(a_Item);
+	}
 	
 	/// Called while the player diggs a block using this item
 	virtual bool OnDiggingBlock(cWorld * a_World, cPlayer * a_Player, const cItem & a_HeldItem, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace);
diff --git a/src/Items/ItemMap.h b/src/Items/ItemMap.h
new file mode 100644
index 000000000..9bb16b189
--- /dev/null
+++ b/src/Items/ItemMap.h
@@ -0,0 +1,43 @@
+
+// ItemMap.h
+
+
+
+
+
+#pragma once
+
+#include "../Entities/Entity.h"
+#include "../Item.h"
+
+
+
+
+
+class cItemMapHandler :
+	public cItemHandler
+{
+	typedef cItemHandler super;
+
+	static const unsigned int DEFAULT_RADIUS = 128;
+	
+public:
+	cItemMapHandler() :
+		super(E_ITEM_MAP)
+	{
+	}
+
+	virtual void OnUpdate(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item)
+	{
+		cMap * Map = a_World->GetMapData(a_Item.m_ItemDamage);
+
+		if (Map == NULL)
+		{
+			return;
+		}
+
+		Map->UpdateRadius(*a_Player, DEFAULT_RADIUS);
+
+		Map->UpdateClient(a_Player);
+	}
+} ;