mirror of https://github.com/minetest/minetest.git
167 lines
5.3 KiB
C++
167 lines
5.3 KiB
C++
/*
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Minetest-c55
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Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef LUA_ITEM_H_
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#define LUA_ITEM_H_
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extern "C" {
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#include <lua.h>
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#include <lauxlib.h>
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}
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#include <vector>
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#include "itemdef.h"
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#include "content_sao.h"
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#include "util/pointedthing.h"
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#include "inventory.h"
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#include "inventory.h"
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ItemStack read_item(lua_State *L, int index);
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std::vector<ItemStack> read_items(lua_State *L, int index);
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void push_items(lua_State *L, const std::vector<ItemStack> &items);
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class LuaItemStack
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{
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private:
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ItemStack m_stack;
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static const char className[];
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static const luaL_reg methods[];
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// Exported functions
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// garbage collector
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static int gc_object(lua_State *L);
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// is_empty(self) -> true/false
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static int l_is_empty(lua_State *L);
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// get_name(self) -> string
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static int l_get_name(lua_State *L);
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// get_count(self) -> number
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static int l_get_count(lua_State *L);
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// get_wear(self) -> number
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static int l_get_wear(lua_State *L);
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// get_metadata(self) -> string
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static int l_get_metadata(lua_State *L);
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// clear(self) -> true
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static int l_clear(lua_State *L);
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// replace(self, itemstack or itemstring or table or nil) -> true
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static int l_replace(lua_State *L);
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// to_string(self) -> string
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static int l_to_string(lua_State *L);
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// to_table(self) -> table or nil
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static int l_to_table(lua_State *L);
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// get_stack_max(self) -> number
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static int l_get_stack_max(lua_State *L);
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// get_free_space(self) -> number
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static int l_get_free_space(lua_State *L);
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// is_known(self) -> true/false
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// Checks if the item is defined.
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static int l_is_known(lua_State *L);
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// get_definition(self) -> table
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// Returns the item definition table from minetest.registered_items,
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// or a fallback one (name="unknown")
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static int l_get_definition(lua_State *L);
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// get_tool_capabilities(self) -> table
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// Returns the effective tool digging properties.
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// Returns those of the hand ("") if this item has none associated.
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static int l_get_tool_capabilities(lua_State *L);
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// add_wear(self, amount) -> true/false
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// The range for "amount" is [0,65535]. Wear is only added if the item
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// is a tool. Adding wear might destroy the item.
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// Returns true if the item is (or was) a tool.
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static int l_add_wear(lua_State *L);
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// add_item(self, itemstack or itemstring or table or nil) -> itemstack
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// Returns leftover item stack
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static int l_add_item(lua_State *L);
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// item_fits(self, itemstack or itemstring or table or nil) -> true/false, itemstack
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// First return value is true iff the new item fits fully into the stack
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// Second return value is the would-be-left-over item stack
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static int l_item_fits(lua_State *L);
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// take_item(self, takecount=1) -> itemstack
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static int l_take_item(lua_State *L);
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// peek_item(self, peekcount=1) -> itemstack
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static int l_peek_item(lua_State *L);
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public:
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LuaItemStack(const ItemStack &item);
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~LuaItemStack();
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const ItemStack& getItem() const;
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ItemStack& getItem();
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// LuaItemStack(itemstack or itemstring or table or nil)
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// Creates an LuaItemStack and leaves it on top of stack
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static int create_object(lua_State *L);
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// Not callable from Lua
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static int create(lua_State *L, const ItemStack &item);
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static LuaItemStack* checkobject(lua_State *L, int narg);
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static void Register(lua_State *L);
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};
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/*****************************************************************************/
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/* Mod API */
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/*****************************************************************************/
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int l_register_item_raw(lua_State *L);
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int l_register_alias_raw(lua_State *L);
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/*****************************************************************************/
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/* scriptapi internal */
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/*****************************************************************************/
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bool get_item_callback(lua_State *L,
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const char *name, const char *callbackname);
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ItemDefinition read_item_definition(lua_State *L, int index,
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ItemDefinition default_def = ItemDefinition());
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extern struct EnumString es_ItemType[];
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/*****************************************************************************/
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/* Minetest interface */
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/*****************************************************************************/
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bool scriptapi_item_on_drop(lua_State *L, ItemStack &item,
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ServerActiveObject *dropper, v3f pos);
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bool scriptapi_item_on_place(lua_State *L, ItemStack &item,
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ServerActiveObject *placer, const PointedThing &pointed);
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bool scriptapi_item_on_use(lua_State *L, ItemStack &item,
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ServerActiveObject *user, const PointedThing &pointed);
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#endif /* LUA_ITEM_H_ */
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