dotfiles/.config/awesome/themes/powerarrow/binclock.lua

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2022-12-24 20:58:57 +00:00
--[[
Licensed under GNU General Public License v2
* (c) 2017, Luca CPZ
* (c) 2013, romockee
--]]
local gears = require("gears")
local wibox = require("wibox")
local dpi = require("beautiful.xresources").apply_dpi
local date = os.date
local ipairs = ipairs
local math = math
local select = select
local string = string
local binclock = {}
function binclock.dec2bin(num, bits)
local bits, t = bits or select(2, math.frexp(num)), {}
for b = bits, 1, -1 do
t[b] = math.fmod(num, 2)
num = (num - t[b]) / 2
end
return t
end
function binclock.paintdot(cr, val, shift)
local height = 0
for _, bit in ipairs(binclock.dec2bin(val, 4)) do
if bit >= 1 then
cr:set_source(gears.color(binclock.color_active))
else
cr:set_source(gears.color(binclock.color_inactive))
end
cr:rectangle(shift, height, binclock.dotsize, binclock.dotsize)
cr:fill()
height = height + binclock.dotsize + binclock.step
end
end
local function factory(args)
local args = args or {}
binclock.width = args.width or dpi(42)
binclock.height = args.height or dpi(18)
binclock.show_seconds = args.show_seconds or false
binclock.color_active = args.color_active or "#CCCCCC"
binclock.color_inactive = args.color_inactive or "#444444"
binclock.dotsize = math.floor(binclock.height / 5)
binclock.step = math.floor(binclock.dotsize / 3)
binclock.widget = wibox.widget {
fit = function(self, context, width, height)
return binclock.width, binclock.height
end,
draw = function(self, context, cr, width, height)
local t = date("*t")
local hour = string.format("%02d", t.hour)
local min = string.format("%02d", t.min)
local sec = string.format("%02d", t.sec)
local col_count = 4
if binclock.show_seconds then
col_count = 6
end
local step = math.floor((binclock.width - col_count * binclock.dotsize) / 8)
binclock.paintdot(cr, string.sub(hour, 1, 1), step, 2)
binclock.paintdot(cr, string.sub(hour, 2, 2), binclock.dotsize + 2 * step)
binclock.paintdot(cr, string.sub(min, 1, 1), binclock.dotsize * 2 + 4 * step)
binclock.paintdot(cr, string.sub(min, 2, 2), binclock.dotsize * 3 + 5 * step)
if binclock.show_seconds then
binclock.paintdot(cr, string.sub(sec, 1, 1), binclock.dotsize * 4 + 7 * step)
binclock.paintdot(cr, string.sub(sec, 2, 2), binclock.dotsize * 5 + 8 * step)
end
end,
layout = wibox.widget.base.make_widget
}
binclock.timer = gears.timer {
autostart = true,
timeout = binclock.show_seconds and 1 or 60,
callback = function()
binclock.widget:emit_signal("widget::redraw_needed")
end
}
return binclock
end
return factory