elepower/elepower_papi/formspec.lua

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-- Formspec helpers
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ele.formspec = {}
function ele.formspec.create_bar(x, y, metric, color, small)
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if not metric or type(metric) ~= "number" or metric < 0 then metric = 0 end
local width = 1
local gauge = "image[0,0;1,2.8;elepower_gui_gauge.png]"
-- Smaller width bar
if small then
width = 0.25
gauge = ""
end
return "image["..x..","..y..";"..width..",2.8;elepower_gui_barbg.png"..
"\\^[lowpart\\:"..metric.."\\:elepower_gui_bar.png\\\\^[multiply\\\\:"..color.."]"..
gauge
end
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function ele.formspec.power_meter(capacitor)
if not capacitor then
capacitor = { capacity = 8000, storage = 0, usage = 0 }
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end
local pw_percent = math.floor(100 * capacitor.storage / capacitor.capacity)
local usage = capacitor.usage
if not usage then
usage = 0
end
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return ele.formspec.create_bar(0, 0, pw_percent, "#00a1ff") ..
"tooltip[0,0;1,2.5;"..
minetest.colorize("#c60303", "Energy Storage\n")..
minetest.colorize("#0399c6", ele.capacity_text(capacitor.capacity, capacitor.storage))..
minetest.colorize("#565656", "\nPower Used / Generated: " .. usage .. " " .. ele.unit) .. "]"
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end