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authorMattes D <github@xoft.cz>2014-12-25 00:31:56 +0100
committerMattes D <github@xoft.cz>2014-12-25 00:31:56 +0100
commit1d593134da55317e3ec09c56463d4a0a92128b81 (patch)
tree220066e191e85bb3fafd4bccbcfbe62ed737f2f6 /src/Items/ItemHandler.h
parentByteBuffer: SingleThreadAccessChecker is request-only. (diff)
parentAPIDump: Updated the player block placement documentation. (diff)
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Diffstat (limited to 'src/Items/ItemHandler.h')
-rw-r--r--src/Items/ItemHandler.h39
1 files changed, 27 insertions, 12 deletions
diff --git a/src/Items/ItemHandler.h b/src/Items/ItemHandler.h
index 67c250a97..3ac664798 100644
--- a/src/Items/ItemHandler.h
+++ b/src/Items/ItemHandler.h
@@ -31,10 +31,35 @@ public:
/** Force virtual destructor */
virtual ~cItemHandler() {}
+
+
+ /** Called when the player tries to place the item (right mouse button, IsPlaceable() == true).
+ The default handler uses GetPlacementBlockTypeMeta and places the returned block.
+ Override this function for advanced behavior such as placing multiple blocks.
+ If the block placement is refused inside this call, it will automatically revert the client-side changes.
+ Returns true if the placement succeeded, false if the placement was aborted for any reason. */
+ virtual bool OnPlayerPlace(
+ cWorld & a_World, cPlayer & a_Player, const cItem & a_EquippedItem,
+ int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace,
+ int a_CursorX, int a_CursorY, int a_CursorZ
+ );
+
+ /** Called when the player right-clicks with this item and IsPlaceable() == true, and OnPlace() is not overridden.
+ This function should provide the block type and meta for the placed block, or refuse the placement.
+ Returns true to allow placement, false to refuse. */
+ virtual bool GetPlacementBlockTypeMeta(
+ cWorld * a_World, 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
+ );
+
+
/** Called when the player tries to use the item (right mouse button). Return false to make the item unusable. DEFAULT: False */
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);
+
/** Called when the client sends the SHOOT status in the lclk packet */
virtual void OnItemShoot(cPlayer *, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace)
{
@@ -106,18 +131,8 @@ public:
/** Can the anvil repair this item, when a_Item is the second input? */
virtual bool CanRepairWithRawMaterial(short a_ItemType);
- /** Called before a block is placed into a world.
- The handler should return true to allow placement, false to refuse.
- Also, the handler should set a_BlockType and a_BlockMeta to correct values for the newly placed block.
- */
- virtual bool GetPlacementBlockTypeMeta(
- cWorld * a_World, 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
- );
-
- /** Returns whether this tool/item can harvest a specific block (e.g. wooden pickaxe can harvest stone, but wood can't) DEFAULT: False */
+ /** Returns whether this tool / item can harvest a specific block (e.g. iron pickaxe can harvest diamond ore, but wooden one can't).
+ Defaults to false unless overridden. */
virtual bool CanHarvestBlock(BLOCKTYPE a_BlockType);
static cItemHandler * GetItemHandler(int a_ItemType);