forked from MTSR/techage_modpack
81 lines
2.2 KiB
Lua
81 lines
2.2 KiB
Lua
--[[
|
|
|
|
TechAge
|
|
=======
|
|
|
|
Copyright (C) 2019-2020 Joachim Stolberg
|
|
|
|
GPL v3
|
|
See LICENSE.txt for more information
|
|
|
|
Power Formspec Functions
|
|
|
|
]]--
|
|
|
|
--local P2S = minetest.pos_to_string
|
|
--local M = minetest.get_meta
|
|
--local N = function(pos) return minetest.get_node(pos).name end
|
|
--local S = techage.S
|
|
local in_range = techage.in_range
|
|
|
|
function techage.power.percent(max_val, curr_val)
|
|
return math.min(math.ceil(((curr_val or 0) * 100.0) / (max_val or 1.0)), 100)
|
|
end
|
|
|
|
function techage.power.formspec_load_bar(charging, max_val)
|
|
local percent
|
|
charging = charging or 0
|
|
max_val = max_val or 1
|
|
if charging ~= 0 then
|
|
percent = 50 + math.ceil((charging * 50.0) / max_val)
|
|
end
|
|
|
|
if charging > 0 then
|
|
return "techage_form_level_off.png^[lowpart:"..percent..":techage_form_level_charge.png"
|
|
elseif charging < 0 then
|
|
return "techage_form_level_unload.png^[lowpart:"..percent..":techage_form_level_off.png"
|
|
else
|
|
return "techage_form_level_off.png"
|
|
end
|
|
end
|
|
|
|
function techage.power.formspec_power_bar(max_power, current_power)
|
|
if (current_power or 0) == 0 then
|
|
return "techage_form_level_bg.png"
|
|
end
|
|
local percent = techage.power.percent(max_power, current_power)
|
|
percent = (percent + 5) / 1.22 -- texture correction
|
|
return "techage_form_level_bg.png^[lowpart:"..percent..":techage_form_level_fg.png"
|
|
end
|
|
|
|
function techage.power.formspec_label_bar(x, y, label, max_power, current_power, unit)
|
|
local percent, ypos
|
|
current_power = current_power or 0
|
|
max_power = max_power or 1
|
|
unit = unit or "ku"
|
|
if current_power == 0 then
|
|
percent = 0
|
|
ypos = 2.8
|
|
else
|
|
percent = techage.power.percent(max_power, current_power)
|
|
-- 0.4 to 2.8 = 2.4
|
|
local offs = 2.4 - (current_power / max_power) * 2.4
|
|
ypos = 0.4 + in_range(offs, 0.4, 2.4)
|
|
end
|
|
if current_power >= 100 then
|
|
current_power = math.floor(current_power)
|
|
end
|
|
percent = (percent + 5) / 1.1 -- texture correction
|
|
return "container["..x..","..y.."]"..
|
|
"box[0,0;2.3,3.3;#395c74]"..
|
|
"label[0.2,0;"..label.."]"..
|
|
"label[0.7,0.4;"..max_power.." "..unit.."]"..
|
|
"image[0,0.5;1,3;"..
|
|
"techage_form_level_bg.png^[lowpart:"..percent..
|
|
":techage_form_level_fg.png]"..
|
|
"label[0.7,"..ypos..";"..current_power.." "..unit.."]"..
|
|
"container_end[]"
|
|
|
|
end
|
|
|