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authorx12xx12x <44411062+12xx12@users.noreply.github.com>2021-12-02 00:31:10 +0100
committerGitHub <noreply@github.com>2021-12-02 00:31:10 +0100
commit3ff57559e36d3254c64e334fbe3bdd47398fe16f (patch)
tree30a73d405640285863bfa9932afbee482f36b50c /src/Items/ItemHandler.h
parentAdded ExperienceAmount variable to HOOK_PLAYER_FISHING and HOOK_PLAYER_FISHED (#5345) (diff)
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Diffstat (limited to '')
-rw-r--r--src/Items/ItemHandler.h65
1 files changed, 29 insertions, 36 deletions
diff --git a/src/Items/ItemHandler.h b/src/Items/ItemHandler.h
index 415f7f24f..da573df9a 100644
--- a/src/Items/ItemHandler.h
+++ b/src/Items/ItemHandler.h
@@ -22,6 +22,8 @@ class cItemHandler
{
public:
+ friend class cItem;
+
/** Actions that may cause durability of an item may be lost, where the
magnitude of the loss depends on the specific item used to perform the
action */
@@ -32,10 +34,10 @@ public:
dlaBreakBlockInstant,
};
- cItemHandler(int a_ItemType);
+ constexpr cItemHandler(int a_ItemType) : m_ItemType(a_ItemType)
+ {
+ }
- /** Force virtual destructor */
- virtual ~cItemHandler() {}
/** Called when the player tries to place the item (right mouse button, IsPlaceable() == true).
a_ClickedBlockPos is the (neighbor) block that has been clicked to place this item.
@@ -44,7 +46,7 @@ public:
The default handler uses GetBlocksToPlace() and places the returned blocks.
Override if the item needs advanced processing, such as spawning a mob based on the blocks being placed.
If the block placement is refused inside this call, it will automatically revert the client-side changes. */
- void OnPlayerPlace(cPlayer & a_Player, const cItem & a_HeldItem, Vector3i a_ClickedBlockPosition, eBlockFace a_ClickedBlockFace, Vector3i a_CursorPosition);
+ void OnPlayerPlace(cPlayer & a_Player, const cItem & a_HeldItem, Vector3i a_ClickedBlockPosition, eBlockFace a_ClickedBlockFace, Vector3i a_CursorPosition) const;
/** Called when the player tries to use the item (right mouse button).
Descendants can return false to abort the usage (default behavior). */
@@ -55,17 +57,17 @@ public:
const cItem & a_HeldItem,
const Vector3i a_ClickedBlockPos,
eBlockFace a_ClickedBlockFace
- );
+ ) const;
/** Called when the client sends the SHOOT status in the lclk packet (releasing the bow). */
- virtual void OnItemShoot(cPlayer *, const Vector3i a_BlockPos, eBlockFace a_BlockFace)
+ virtual void OnItemShoot(cPlayer *, const Vector3i a_BlockPos, eBlockFace a_BlockFace) const
{
UNUSED(a_BlockPos);
UNUSED(a_BlockFace);
}
/** Called every tick while the item is on the player's inventory (used by maps, for example) - For now, called only for equipped items */
- virtual void OnUpdate(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item)
+ virtual void OnUpdate(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item) const
{
UNUSED(a_World);
UNUSED(a_Player);
@@ -77,28 +79,28 @@ public:
cWorld * a_World, cPlayer * a_Player, const cItem & a_HeldItem,
const Vector3i a_ClickedBlockPos,
eBlockFace a_ClickedBlockFace
- );
+ ) const;
/** Called when a player attacks an entity with this item in hand. */
- virtual void OnEntityAttack(cPlayer * a_Attacker, cEntity * a_AttackedEntity);
+ virtual void OnEntityAttack(cPlayer * a_Attacker, cEntity * a_AttackedEntity) const;
/** Called after the player has eaten this item. */
- virtual void OnFoodEaten(cWorld *a_World, cPlayer *a_Player, cItem *a_Item);
+ virtual void OnFoodEaten(cWorld *a_World, cPlayer *a_Player, cItem *a_Item) const;
/** Get the durability lost which the item will get, when a specified action
was performed. This is only relevant for uses where the damage taken may
depend on the item used. */
- virtual short GetDurabilityLossByAction(eDurabilityLostAction a_Action);
+ virtual short GetDurabilityLossByAction(eDurabilityLostAction a_Action) const;
/** Returns the maximum stack size for a given item */
- virtual char GetMaxStackSize(void);
+ virtual char GetMaxStackSize(void) const;
struct FoodInfo
{
int FoodLevel;
double Saturation;
- FoodInfo(int a_FoodLevel, double a_Saturation) :
+ constexpr FoodInfo(int a_FoodLevel, double a_Saturation) :
FoodLevel(a_FoodLevel),
Saturation(a_Saturation)
{
@@ -106,53 +108,44 @@ public:
} ;
/** Returns the FoodInfo for this item. (FoodRecovery and Saturation) */
- virtual FoodInfo GetFoodInfo(const cItem * a_Item);
+ virtual FoodInfo GetFoodInfo(const cItem * a_Item) const;
/** Lets the player eat a selected item. Returns true if the player ate the item */
- virtual bool EatItem(cPlayer * a_Player, cItem * a_Item);
-
- /** Indicates if this item is a tool */
- virtual bool IsTool(void);
+ virtual bool EatItem(cPlayer * a_Player, cItem * a_Item) const;
/** Indicates if this item is food */
- virtual bool IsFood(void);
+ virtual bool IsFood(void) const;
/** Indicates if this item is drinkable */
- virtual bool IsDrinkable(short a_ItemDamage);
+ virtual bool IsDrinkable(short a_ItemDamage) const;
/** Blocks simply get placed */
- virtual bool IsPlaceable(void);
+ virtual bool IsPlaceable(void) const;
/** Can the anvil repair this item, when a_Item is the second input? */
- virtual bool CanRepairWithRawMaterial(short a_ItemType);
+ virtual bool CanRepairWithRawMaterial(short a_ItemType) const;
/** 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);
+ virtual bool CanHarvestBlock(BLOCKTYPE a_BlockType) const;
/** Returns the strength to break a specific block.
Defaults to 1 unless overriden. */
- virtual float GetBlockBreakingStrength(BLOCKTYPE a_Block);
+ virtual float GetBlockBreakingStrength(BLOCKTYPE a_Block) const;
- static cItemHandler * GetItemHandler(int a_ItemType);
- static cItemHandler * GetItemHandler(const cItem & a_Item) { return GetItemHandler(a_Item.m_ItemType); }
-
- static void Deinit();
protected:
- int m_ItemType;
- static cItemHandler * CreateItemHandler(int m_ItemType);
+ static const cItemHandler & For(int a_ItemType);
+
+ ~cItemHandler() = default;
+
+ const int m_ItemType;
/** Performs the actual placement of this placeable item.
The descendant handler should call a_Player.PlaceBlock(s) supplying correct values for the newly placed block.
The default handler uses the stored block type and meta copied from the lowest 4 bits of the player's equipped item's damage value.
Handlers return what a_Player.PlaceBlock(s) returns, indicating whether the placement was successful. */
- virtual bool CommitPlacement(cPlayer & a_Player, const cItem & a_HeldItem, Vector3i a_PlacePosition, eBlockFace a_ClickedBlockFace, Vector3i a_CursorPosition);
-
- static cItemHandler * m_ItemHandler[E_ITEM_LAST + 1];
- static bool m_HandlerInitialized; // used to detect if the itemhandlers are initialized
+ virtual bool CommitPlacement(cPlayer & a_Player, const cItem & a_HeldItem, Vector3i a_PlacePosition, eBlockFace a_ClickedBlockFace, Vector3i a_CursorPosition) const;
};
-// Short function
-inline cItemHandler *ItemHandler(int a_ItemType) { return cItemHandler::GetItemHandler(a_ItemType); }