LuaItemPrototype

Prototype of an item.

Example
game.item_prototypes["iron-plate"]
class LuaItemPrototype - sort
has_flag(flag) → boolean Test whether this item prototype has a certain flag set.
get_ammo_type(ammo_source_type) → AmmoType Type of this ammo prototype or nil if this is not an ammo prototype.
type :: string [R] Type of this prototype.
name :: string [R] Name of this prototype.
localised_name :: LocalisedString [R]
localised_description :: LocalisedString [R]
order :: string [R] Order string.
place_result :: LuaEntityPrototype [R] Prototype of the entity that will be created by placing this item, or nil if there is no such entity.
place_as_equipment_result :: LuaEquipmentPrototype [R] Prototype of the equipment that will be created by placing this item in an equipment grid or nil if there is no equipment defined.
place_as_tile_result :: PlaceAsTileResult [R] The place-as-tile result if one is defined, else nil.
stackable :: boolean [R] Is this item allowed to stack at all?
default_request_amount :: uint [R] The default request value.
stack_size :: uint [R] Maximum stack size of the item specified by this prototype.
wire_count :: uint [R] The number of items needed to connect 2 entities with this as wire.
fuel_category :: string [R] The fuel category or nil.
burnt_result :: LuaItemPrototype [R] The result of burning this item as fuel or nil.
fuel_value :: float [R] Fuel value when burned.
fuel_acceleration_multiplier :: double [R] The acceleration multiplier when this item is used as fuel in a vehicle.
fuel_top_speed_multiplier :: double [R] The fuel top speed multiplier when this item is used as fuel in a vehicle.
fuel_emissions_multiplier :: double [R] The emissions multiplier if this is used as fuel.
subgroup :: LuaGroup [R] The subgroup this prototype belongs to.
group :: LuaGroup [R] The group this prototype belongs to.
flags :: ItemPrototypeFlags [R] The flags for this item prototype.
rocket_launch_products :: array[Product] [R] The results from launching this item in a rocket.
can_be_mod_opened :: boolean [R] If this item can be mod-opened.
magazine_size :: float [R] Size of full magazine; nil if this is not an ammo item.
reload_time :: float [R] Amount of extra time (in ticks) it takes to reload the weapon after depleting the magazine or nil if this is not an ammo item.
equipment_grid :: LuaEquipmentGridPrototype [R] The prototype of this armor equipment grid or nil if none or this is not an armor item.
resistances :: dictionary[stringResistance] [R] Resistances of this armour item, indexed by damage type name.
inventory_size_bonus :: uint [R] The inventory size bonus for this armor prototype.
capsule_action :: CapsuleAction [R] The capsule action for this capsule item prototype or nil if this isn't a capsule item prototype.
attack_parameters :: AttackParameters [R] The gun attack parameters or nil if not a gun item prototype.
inventory_size :: uint [R] The main inventory size for item-with-inventory-prototype.
item_filters :: dictionary[stringLuaItemPrototype] [R]
item_group_filters :: dictionary[stringLuaGroup] [R]
item_subgroup_filters :: dictionary[stringLuaGroup] [R]
filter_mode :: string [R] The filter mode used by this item with inventory.
insertion_priority_mode :: string [R] The insertion priority mode used by this item with inventory.
localised_filter_message :: LocalisedString [R] The localised string used when the player attempts to put items into this item with inventory that aren't allowed.
extend_inventory_by_default :: boolean [R] If this item with inventory extends the inventory it resides in by default.
default_label_color :: Color [R] The default label color used for this item with label.
draw_label_for_cursor_render :: boolean [R] If true, and this item with label has a label it is drawn in place of the normal number when held in the cursor.
speed :: float [R] The repairing speed if this is a repairing tool; otherwise nil.
module_effects :: ModuleEffects [R] Effects of this module; nil if this is not a module.
category :: string [R] The name of a LuaModuleCategoryPrototype.
tier :: uint [R] Tier of the module inside its category.
limitations :: array[string] [R] An array of recipe names this module is allowed to work with.
limitation_message_key :: string [R] The limitation message key used when the player attempts to use this modules in some place it's not allowed.
straight_rail :: LuaEntityPrototype [R] The straight rail prototype used for this rail planner prototype.
curved_rail :: LuaEntityPrototype [R] The curved rail prototype used for this rail planner prototype.
repair_result :: array[TriggerItem] [R] The repair result of this repair tool prototype or nil if this isn't a repair tool prototype.
selection_border_color :: Color [R] The color used when doing normal selection with this selection tool prototype.
alt_selection_border_color :: Color [R] The color used when doing alt selection with this selection tool prototype.
selection_mode_flags :: SelectionModeFlags [R] Flags that affect which entities will be selected.
alt_selection_mode_flags :: SelectionModeFlags [R] Flags that affect which entities will be selected during alternate selection.
selection_cursor_box_type :: string [R]
alt_selection_cursor_box_type :: string [R]
always_include_tiles :: boolean [R] If tiles area always included when doing selection with this selection tool prototype.
entity_filter_mode :: string [R] The entity filter mode used by this selection tool.
alt_entity_filter_mode :: string [R] The alt entity filter mode used by this selection tool.
tile_filter_mode :: string [R] The tile filter mode used by this selection tool.
alt_tile_filter_mode :: string [R] The alt tile filter mode used by this selection tool.
entity_filters :: dictionary[stringLuaEntityPrototype] [R] The entity filters used by this selection tool indexed by entity name.
alt_entity_filters :: dictionary[stringLuaEntityPrototype] [R] The alt entity filters used by this selection tool indexed by entity name.
entity_type_filters :: dictionary[stringboolean] [R] The entity type filters used by this selection tool indexed by entity type.
alt_entity_type_filters :: dictionary[stringboolean] [R] The alt entity type filters used by this selection tool indexed by entity type.
tile_filters :: dictionary[stringLuaTilePrototype] [R] The tile filters used by this selection tool indexed by tile name.
alt_tile_filters :: dictionary[stringLuaTilePrototype] [R] The alt tile filters used by this selection tool indexed by tile name.
entity_filter_slots :: uint [R] The number of entity filters this deconstruction item has or nil if this isn't a deconstruction item prototype.
tile_filter_slots :: uint [R] The number of tile filters this deconstruction item has or nil if this isn't a deconstruction item prototype.
durability_description_key :: string [R] The durability message key used when displaying the durability of this tool.
durability :: double [R] The durability of this tool item or nil if not a tool item.
infinite :: boolean [R] If this tool item has infinite durability.
mapper_count :: uint [R] How many filters an upgrade item has.
valid :: boolean [R] Is this object valid?
object_name :: string [R] The class name of this object.
help() → string All methods and properties that this object supports.
has_flag(flag) → boolean

Test whether this item prototype has a certain flag set.

Parameters
flag :: string: The flag to test. See ItemPrototypeFlags for a list of flags.
Return value
true if this prototype has the given flag set.
get_ammo_type(ammo_source_type) → AmmoType

Type of this ammo prototype or nil if this is not an ammo prototype.

Parameters
ammo_source_type :: string (optional): "default", "player", "turret", or "vehicle"
type :: string [Read-only]

Type of this prototype. E.g. "gun" or "mining-tool".

name :: string [Read-only]

Name of this prototype.

localised_name :: LocalisedString [Read-only]

localised_description :: LocalisedString [Read-only]

order :: string [Read-only]

Order string.

place_result :: LuaEntityPrototype [Read-only]

Prototype of the entity that will be created by placing this item, or nil if there is no such entity.

place_as_equipment_result :: LuaEquipmentPrototype [Read-only]

Prototype of the equipment that will be created by placing this item in an equipment grid or nil if there is no equipment defined.

place_as_tile_result :: PlaceAsTileResult [Read-only]

The place-as-tile result if one is defined, else nil.

stackable :: boolean [Read-only]

Is this item allowed to stack at all?

default_request_amount :: uint [Read-only]

The default request value.

stack_size :: uint [Read-only]

Maximum stack size of the item specified by this prototype.

wire_count :: uint [Read-only]

The number of items needed to connect 2 entities with this as wire.

fuel_category :: string [Read-only]

The fuel category or nil.

burnt_result :: LuaItemPrototype [Read-only]

The result of burning this item as fuel or nil.

fuel_value :: float [Read-only]

Fuel value when burned.

fuel_acceleration_multiplier :: double [Read-only]

The acceleration multiplier when this item is used as fuel in a vehicle.

fuel_top_speed_multiplier :: double [Read-only]

The fuel top speed multiplier when this item is used as fuel in a vehicle.

fuel_emissions_multiplier :: double [Read-only]

The emissions multiplier if this is used as fuel.

subgroup :: LuaGroup [Read-only]

The subgroup this prototype belongs to.

group :: LuaGroup [Read-only]

The group this prototype belongs to.

flags :: ItemPrototypeFlags [Read-only]

The flags for this item prototype.

rocket_launch_products :: array[Product] [Read-only]

The results from launching this item in a rocket.

can_be_mod_opened :: boolean [Read-only]

If this item can be mod-opened.

magazine_size :: float [Read-only]

Size of full magazine; nil if this is not an ammo item.

reload_time :: float [Read-only]

Amount of extra time (in ticks) it takes to reload the weapon after depleting the magazine or nil if this is not an ammo item.

equipment_grid :: LuaEquipmentGridPrototype [Read-only]

The prototype of this armor equipment grid or nil if none or this is not an armor item.

resistances :: dictionary[stringResistance] [Read-only]

Resistances of this armour item, indexed by damage type name. nil if not an armor or the armor has no resistances.

inventory_size_bonus :: uint [Read-only]

The inventory size bonus for this armor prototype. nil if this isn't an armor prototype.

Can only be used if this is ArmorPrototype
capsule_action :: CapsuleAction [Read-only]

The capsule action for this capsule item prototype or nil if this isn't a capsule item prototype.

attack_parameters :: AttackParameters [Read-only]

The gun attack parameters or nil if not a gun item prototype.

inventory_size :: uint [Read-only]

The main inventory size for item-with-inventory-prototype. nil if not an item-with-inventory-prototype.

Can only be used if this is ItemWithInventoryPrototype
item_filters :: dictionary[stringLuaItemPrototype] [Read-only]

Can only be used if this is ItemWithInventory
item_group_filters :: dictionary[stringLuaGroup] [Read-only]

Can only be used if this is ItemWithInventory
item_subgroup_filters :: dictionary[stringLuaGroup] [Read-only]

Can only be used if this is ItemWithInventory
filter_mode :: string [Read-only]

The filter mode used by this item with inventory.

Can only be used if this is ItemWithInventory
insertion_priority_mode :: string [Read-only]

The insertion priority mode used by this item with inventory.

Can only be used if this is ItemWithInventory
localised_filter_message :: LocalisedString [Read-only]

The localised string used when the player attempts to put items into this item with inventory that aren't allowed.

Can only be used if this is ItemWithInventory
extend_inventory_by_default :: boolean [Read-only]

If this item with inventory extends the inventory it resides in by default.

Can only be used if this is ItemWithInventory
default_label_color :: Color [Read-only]

The default label color used for this item with label. nil if not defined or if this isn't an item with label.

Can only be used if this is ItemWithLabel
draw_label_for_cursor_render :: boolean [Read-only]

If true, and this item with label has a label it is drawn in place of the normal number when held in the cursor.

Can only be used if this is ItemWithLabel
speed :: float [Read-only]

The repairing speed if this is a repairing tool; otherwise nil.

module_effects :: ModuleEffects [Read-only]

Effects of this module; nil if this is not a module.

Can only be used if this is ModuleItem
category :: string [Read-only]

The name of a LuaModuleCategoryPrototype. Used when upgrading modules: Ctrl + click modules into an entity and it will replace lower tier modules of the same category with higher tier modules.

Can only be used if this is ModuleItem
tier :: uint [Read-only]

Tier of the module inside its category. Used when upgrading modules: Ctrl + click modules into an entity and it will replace lower tier modules with higher tier modules if they have the same category.

Can only be used if this is ModuleItem
limitations :: array[string] [Read-only]

An array of recipe names this module is allowed to work with. Empty when all recipes are allowed.

Can only be used if this is ModuleItem
limitation_message_key :: string [Read-only]

The limitation message key used when the player attempts to use this modules in some place it's not allowed.

Can only be used if this is ModuleItem
straight_rail :: LuaEntityPrototype [Read-only]

The straight rail prototype used for this rail planner prototype.

Can only be used if this is RailPlanner
curved_rail :: LuaEntityPrototype [Read-only]

The curved rail prototype used for this rail planner prototype.

Can only be used if this is RailPlanner
repair_result :: array[TriggerItem] [Read-only]

The repair result of this repair tool prototype or nil if this isn't a repair tool prototype.

Can only be used if this is RepairTool
selection_border_color :: Color [Read-only]

The color used when doing normal selection with this selection tool prototype.

Can only be used if this is SelectionTool
alt_selection_border_color :: Color [Read-only]

The color used when doing alt selection with this selection tool prototype.

Can only be used if this is SelectionTool
selection_mode_flags :: SelectionModeFlags [Read-only]

Flags that affect which entities will be selected.

Can only be used if this is SelectionTool
alt_selection_mode_flags :: SelectionModeFlags [Read-only]

Flags that affect which entities will be selected during alternate selection.

Can only be used if this is SelectionTool
selection_cursor_box_type :: string [Read-only]

Can only be used if this is SelectionTool
alt_selection_cursor_box_type :: string [Read-only]

Can only be used if this is SelectionTool
always_include_tiles :: boolean [Read-only]

If tiles area always included when doing selection with this selection tool prototype.

Can only be used if this is SelectionTool
entity_filter_mode :: string [Read-only]

The entity filter mode used by this selection tool.

Can only be used if this is SelectionTool
alt_entity_filter_mode :: string [Read-only]

The alt entity filter mode used by this selection tool.

Can only be used if this is SelectionTool
tile_filter_mode :: string [Read-only]

The tile filter mode used by this selection tool.

Can only be used if this is SelectionTool
alt_tile_filter_mode :: string [Read-only]

The alt tile filter mode used by this selection tool.

Can only be used if this is SelectionTool
entity_filters :: dictionary[stringLuaEntityPrototype] [Read-only]

The entity filters used by this selection tool indexed by entity name.

Can only be used if this is SelectionTool
alt_entity_filters :: dictionary[stringLuaEntityPrototype] [Read-only]

The alt entity filters used by this selection tool indexed by entity name.

Can only be used if this is SelectionTool
entity_type_filters :: dictionary[stringboolean] [Read-only]

The entity type filters used by this selection tool indexed by entity type.

Note: The boolean value is meaningless and is used to allow easy lookup if a type exists in the dictionary.
Can only be used if this is SelectionTool
alt_entity_type_filters :: dictionary[stringboolean] [Read-only]

The alt entity type filters used by this selection tool indexed by entity type.

Note: The boolean value is meaningless and is used to allow easy lookup if a type exists in the dictionary.
Can only be used if this is SelectionTool
tile_filters :: dictionary[stringLuaTilePrototype] [Read-only]

The tile filters used by this selection tool indexed by tile name.

Can only be used if this is SelectionTool
alt_tile_filters :: dictionary[stringLuaTilePrototype] [Read-only]

The alt tile filters used by this selection tool indexed by tile name.

Can only be used if this is SelectionTool
entity_filter_slots :: uint [Read-only]

The number of entity filters this deconstruction item has or nil if this isn't a deconstruction item prototype.

Can only be used if this is DeconstructionItem
tile_filter_slots :: uint [Read-only]

The number of tile filters this deconstruction item has or nil if this isn't a deconstruction item prototype.

Can only be used if this is DeconstructionItem
durability_description_key :: string [Read-only]

The durability message key used when displaying the durability of this tool.

Can only be used if this is ToolItem
durability :: double [Read-only]

The durability of this tool item or nil if not a tool item.

Can only be used if this is ToolItem
infinite :: boolean [Read-only]

If this tool item has infinite durability. nil if not a tool type item.

Can only be used if this is ToolItem
mapper_count :: uint [Read-only]

How many filters an upgrade item has. nil if not a upgrade item.

Can only be used if this is UpgradeItem