66 lines
2.2 KiB
Lua
66 lines
2.2 KiB
Lua
local mpp_util = require("mpp.mpp_util")
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local coord_revert_world = mpp_util.revert_world
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local builder = {}
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---@class GhostSpecification : LuaSurface.create_entity_param.entity_ghost
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---@field grid_x number Grid x coordinate
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---@field grid_y number Grid x coordinate
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---@field radius number? Object radius or default to 0.5 if nil
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---@field extent_w number? Object extent from origin, converted from radius if nil
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---@field extent_h number? Object extent from origin, converted from radius if nil
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---@field thing GridBuilding Enum for the grid
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---@field items table<string, number>? Item requests
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---@class PowerPoleGhostSpecification : GhostSpecification
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---@field no_light boolean
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---@field ix number
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---@field iy number
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--- Builder for a convenience function that automatically translates
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--- internal grid state for a surface.create_entity call
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---@param state State
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---@return fun(ghost: GhostSpecification, check_allowed: boolean?): LuaEntity?
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function builder.create_entity_builder(state)
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local c = state.coords
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local grid = state.grid
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local DIR = state.direction_choice
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local surface = state.surface
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local gx, gy, tw, th = c.gx, c.gy, c.tw, c.th
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local direction_conv = mpp_util.bp_direction[state.direction_choice]
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local collected_ghosts = state._collected_ghosts
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local is_space = state.is_space
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return function(ghost, check_allowed)
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ghost.raise_built = true
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ghost.player = state.player
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ghost.force = state.player.force
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ghost.inner_name=ghost.name
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ghost.name="entity-ghost"
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ghost.position=coord_revert_world(gx, gy, DIR, ghost.grid_x, ghost.grid_y, tw, th)
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ghost.direction=direction_conv[ghost.direction or defines.direction.north]
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--local can_place = surface.can_place_entity(ghost)
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if check_allowed and not surface.can_place_entity{
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name = ghost.inner_name,
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-- name = "entity-ghost",
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-- inner_name = ghost.inner_name,
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force = state.player.force,
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position = ghost.position,
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direction = ghost.direction,
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build_check_type = defines.build_check_type.blueprint_ghost,
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forced = true,
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} then
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return
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end
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local result = surface.create_entity(ghost)
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if result then
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grid:build_specification(ghost)
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collected_ghosts[#collected_ghosts+1] = result
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end
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return result
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end
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end
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return builder
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