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// ItemThrowable.h
// Declares the itemhandlers for throwable items: eggs, snowballs and ender pearls
#pragma once
class cItemThrowableHandler :
public cItemHandler
{
typedef cItemHandler super;
public:
cItemThrowableHandler(int a_ItemType, cProjectileEntity::eKind a_ProjectileKind, double a_SpeedCoeff) :
super(a_ItemType),
m_ProjectileKind(a_ProjectileKind),
m_SpeedCoeff(a_SpeedCoeff)
{
}
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
{
if (!a_Player->IsGameModeCreative())
{
a_Player->GetInventory().RemoveOneEquippedItem();
}
Vector3d Pos = a_Player->GetThrowStartPos();
Vector3d Speed = a_Player->GetLookVector() * m_SpeedCoeff;
a_World->CreateProjectile(Pos.x, Pos.y, Pos.z, m_ProjectileKind, a_Player, a_Player->GetEquippedItem(), &Speed);
return true;
}
protected:
cProjectileEntity::eKind m_ProjectileKind;
double m_SpeedCoeff;
} ;
class cItemEggHandler :
public cItemThrowableHandler
{
typedef cItemThrowableHandler super;
public:
cItemEggHandler(void) :
super(E_ITEM_EGG, cProjectileEntity::pkEgg, 30)
{
}
} ;
class cItemSnowballHandler :
public cItemThrowableHandler
{
typedef cItemThrowableHandler super;
public:
cItemSnowballHandler(void) :
super(E_ITEM_SNOWBALL, cProjectileEntity::pkSnowball, 30)
{
}
} ;
class cItemEnderPearlHandler :
public cItemThrowableHandler
{
typedef cItemThrowableHandler super;
public:
cItemEnderPearlHandler(void) :
super(E_ITEM_ENDER_PEARL, cProjectileEntity::pkEnderPearl, 30)
{
}
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
{
// Creative players cannot throw ender pearls.
if (a_Player->IsGameModeCreative())
{
return false;
}
a_Player->GetInventory().RemoveOneEquippedItem();
Vector3d Pos = a_Player->GetThrowStartPos();
Vector3d Speed = a_Player->GetLookVector() * m_SpeedCoeff;
a_World->CreateProjectile(Pos.x, Pos.y, Pos.z, m_ProjectileKind, a_Player, a_Player->GetEquippedItem(), &Speed);
return true;
}
} ;
class cItemBottleOEnchantingHandler :
public cItemThrowableHandler
{
typedef cItemThrowableHandler super;
public:
cItemBottleOEnchantingHandler(void) :
super(E_ITEM_BOTTLE_O_ENCHANTING, cProjectileEntity::pkExpBottle, 10)
{
}
};
class cItemFireworkHandler :
public cItemThrowableHandler
{
typedef cItemThrowableHandler super;
public:
cItemFireworkHandler(void) :
super(E_ITEM_FIREWORK_ROCKET, cProjectileEntity::pkFirework, 0)
{
}
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
{
if (a_World->GetBlock(a_BlockX, a_BlockY, a_BlockZ) == E_BLOCK_AIR)
{
return false;
}
a_World->CreateProjectile(a_BlockX + 0.5, a_BlockY + 1, a_BlockZ + 0.5, m_ProjectileKind, a_Player, a_Player->GetEquippedItem());
if (!a_Player->IsGameModeCreative())
{
a_Player->GetInventory().RemoveOneEquippedItem();
}
return true;
}
};
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