108 lines
2.9 KiB
Lua

local gui = require("__flib__.gui")
local misc = require("__flib__.misc")
local util = {}
--- Create a flying text at the player's cursor with an error sound.
--- @param player LuaPlayer
--- @param message LocalisedString
function util.error_flying_text(player, message)
player.create_local_flying_text({ create_at_cursor = true, text = message })
player.play_sound({ path = "utility/cannot_build" })
end
function util.gui_list(parent, iterator, test, build, update, ...)
local children = parent.children
local i = 0
for k, v in table.unpack(iterator) do
local passed = test(v, k, i, ...)
if passed then
i = i + 1
local child = children[i]
if not child then
gui.build(parent, { build(...) })
child = parent.children[i]
end
gui.update(child, update(v, k, i, ...))
end
end
for j = i + 1, #children do
children[j].destroy()
end
end
--- A dataset to put into a slot table.
---
--- If `type` is provided, it will be used for the sprite definition. If not provided, the type will be derived from the
--- name of each material.
--- @class SlotTableDef
--- @field color string
--- @field entries table<string, number>
--- @field translations table
--- @field type string|nil
--- Updates a slot table based on the passed criteria.
--- @param table LuaGuiElement
--- @param sources SlotTableDef[]
function util.slot_table_update(table, sources)
local children = table.children
local i = 0
for _, source_data in pairs(sources) do
if source_data.entries then
for name, count in pairs(source_data.entries) do
local sprite
if source_data.type then
sprite = source_data.type .. "/" .. name
else
sprite = string.gsub(name, ",", "/")
end
if game.is_valid_sprite_path(sprite) then
i = i + 1
local button = children[i]
if not button then
button = gui.add(table, { type = "sprite-button", enabled = false })
end
button.style = "ltnm_small_slot_button_" .. source_data.color
button.sprite = sprite
button.tooltip = "[img="
.. sprite
.. "] [font=default-semibold]"
.. source_data.translations[name]
.. "[/font]\n"
.. misc.delineate_number(count)
button.number = count
end
end
end
end
for i = i + 1, #children do
children[i].destroy()
end
end
function util.sorted_iterator(arr, src_tbl, sort_state)
local step = sort_state and 1 or -1
local i = sort_state and 1 or #arr
return function()
local j = i + step
if arr[j] then
i = j
local arr_value = arr[j]
return arr_value, src_tbl[arr_value]
end
end,
arr
end
local MAX_INT = 2147483648 -- math.pow(2, 31)
function util.signed_int32(val)
return (val >= MAX_INT and val - (2 * MAX_INT)) or val
end
return util