mirror of
https://github.com/lcpz/awesome-copycats.git
synced 2024-12-22 11:12:31 +00:00
149 lines
4.5 KiB
Lua
149 lines
4.5 KiB
Lua
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--[[
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Licensed under GNU General Public License v2
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* (c) 2017, Luke Bonham
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* (c) 2013, maisvendoo
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--]]
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local timer = require("gears.timer")
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local wibox = require("wibox")
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local date = os.date
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local math = math
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local clock = {}
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function clock.new(args)
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local args = args or {}
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local screen = args.screen or 1
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local font = args.font or "Times"
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local width = args.width or 300
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local height = args.weight or 300
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local x = args.x or 20
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local y = args.y or 20
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local bg = args.bg or "#00000000" -- transparent
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clock.wibox = wibox {
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bg = bg,
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width = width,
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height = height,
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ontop = false,
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visible = true,
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screen = screen
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}
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clock.wibox : geometry { x = x, y = y }
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clock.wibox : setup {
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fit = function(self, context, width, height)
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return width, height
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end,
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draw = function(self, context, cr, width, height)
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-- Any params calculation
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local radius = width/2 - 5
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local cx = width/2
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local cy = height/2
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local hour_len = 15
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local min_len = 7
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-- Draw dial
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-- Draw hour divisions
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cr:set_line_width(2)
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cr:set_source_rgba(0.7, 0.7, 0.7, 1)
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local kx = 1.0
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local ky = 1.0
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for i = 0,11 do
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cr:move_to(cx + kx*(radius - hour_len)*math.sin(i*math.rad(30)), cy - kx*(radius - hour_len)*math.cos(i*math.rad(30)))
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cr:line_to(cx + ky*radius*math.sin(i*math.rad(30)), cy - ky*radius*math.cos(i*math.rad(30)))
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cr:stroke()
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end
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-- Draw minute divisions
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cr:set_line_width(1)
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cr:set_source_rgba(0.7, 0.7, 0.7, 1)
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for i = 0,59 do
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cr:move_to(cx + kx*(radius - min_len)*math.sin(i*math.rad(6)), cy - ky*(radius - min_len)*math.cos(i*math.rad(6)))
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cr:line_to(cx + kx*radius*math.sin(i*math.rad(6)), cy - ky*radius*math.cos(i*math.rad(6)))
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cr:stroke()
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end
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-- Draw digits on dial
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local dig_size = 50
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local dig_radius = radius/1.3
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local n_hours = 12
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cr:select_font_face(font, 0, 0)
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cr:set_font_size(dig_size)
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for i = 1,n_hours do
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local dig = math.floor(i*12/n_hours)
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local extents = cr:text_extents(dig)
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local dx = cx + kx*dig_radius*math.sin(i*math.rad(360/n_hours))
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local dy = cy - ky*dig_radius*math.cos(i*math.rad(360/n_hours))
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local tx = dx - extents.width/2
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local ty = dy + extents.height/2
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cr:move_to(tx, ty)
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cr:show_text(dig)
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end
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-- Draw arrows
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-- Get local time
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local sec = date("%S")
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local min = date("%M")
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local hour = date("%H")
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-- Set arrow length
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local hour_arrow_len = radius/1.8
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local min_arrow_len = radius - min_len - 8
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local sec_arrow_len = radius - min_len - 6
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-- Draw hours arrow
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cr:set_line_width(9)
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cr:set_source_rgba(1, 1, 1, 1)
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cr:move_to(cx, cy)
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cr:line_to(cx + hour_arrow_len*math.sin(math.rad((hour + min/60 + sec/3600)*30)), cy - hour_arrow_len*math.cos(math.rad((hour + min/60 + sec/3600)*30)))
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cr:stroke()
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-- Draw minutes arrow
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cr:set_line_width(4)
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cr:set_source_rgba(1, 1, 1, 1)
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cr:move_to(cx, cy)
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cr:line_to(cx + min_arrow_len*math.sin(math.rad((min + sec/60)*6)), cy - sec_arrow_len*math.cos(math.rad((min + sec/60)*6)))
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cr:stroke()
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-- Draw seconds arrow
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cr:set_line_width(2)
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cr:set_source_rgba(1, 0.5, 0, 1)
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cr:move_to(cx, cy)
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cr:line_to(cx + sec_arrow_len*math.sin(sec*math.rad(6)), cy - sec_arrow_len*math.cos(sec*math.rad(6)))
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cr:stroke()
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end,
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layout = wibox.widget.base.make_widget
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}
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-- Create timer
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clock.timer = timer { timeout = 1 }
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-- Set timer callback
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clock.timer:connect_signal("timeout", function()
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clock.wibox.widget:emit_signal("widget::redraw_needed")
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end)
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-- Start timer
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clock.timer:start()
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end
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return clock
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