settings_table = {
{
name='time',
arg='%M.%S',
max=60,
bg_colour=0xAAAAAA,
bg_alpha=0.2,
fg_colour=0xEEE8AA,
fg_alpha=0.4,
x=100, y=120,
radius=56,
thickness=5,
start_angle=0,
end_angle=360
},
{
name='time',
arg='%S',
max=60,
bg_colour=0xAAAAAA,
bg_alpha=0.2,
fg_colour=0xEEE8AA,
fg_alpha=0.6,
x=100, y=120,
radius=62,
thickness=5,
start_angle=0,
end_angle=360
},
{
name='time',
arg='%d',
max=31,
bg_colour=0xAAAAAA,
bg_alpha=0.2,
fg_colour=0xEEE8AA,
fg_alpha=0.8,
x=100, y=120,
radius=70,
thickness=5,
start_angle=-90,
end_angle=90
},
{
name='time',
arg='%m',
max=12,
bg_colour=0xAAAAAA,
bg_alpha=0.2,
fg_colour=0xEEE8AA,
fg_alpha=1,
x=100, y=120,
radius=76,
thickness=5,
start_angle=-90,
end_angle=90
},
{
name='time',
arg='%w',
max=6,
bg_colour=0xAAAAAA,
bg_alpha=0.2,
fg_colour=0xEEE8AA,
fg_alpha=0.8,
x=100, y=120,
radius=70,
thickness=5,
start_angle=90,
end_angle=270
},
{
name='time',
arg='%U',
max=52,
bg_colour=0xAAAAAA,
bg_alpha=0.2,
fg_colour=0xEEE8AA,
fg_alpha=1,
x=100, y=120,
radius=76,
thickness=5,
start_angle=90,
end_angle=270
},
}
-- Use these settings to define the origin and extent of your clock.
clock_r=100
-- "clock_x" and "clock_y" are the coordinates of the centre of the clock, in pixels, from the top left of the Conky window.
clock_x=100
clock_y=120
show_seconds=true
require 'cairo'
function rgb_to_r_g_b(colour,alpha)
return ((colour / 0x10000) % 0x100) / 255., ((colour / 0x100) % 0x100) / 255., (colour % 0x100) / 255., alpha
end
function draw_ring(cr,t,pt)
local w,h=conky_window.width,conky_window.height
local xc,yc,ring_r,ring_w,sa,ea=pt['x'],pt['y'],pt['radius'],pt['thickness'],pt['start_angle'],pt['end_angle']
local bgc, bga, fgc, fga=pt['bg_colour'], pt['bg_alpha'], pt['fg_colour'], pt['fg_alpha']
local angle_0=sa*(2*math.pi/360)-math.pi/2
local angle_f=ea*(2*math.pi/360)-math.pi/2
local t_arc=t*(angle_f-angle_0)
-- Draw background ring
cairo_arc(cr,xc,yc,ring_r,angle_0,angle_f)
cairo_set_source_rgba(cr,rgb_to_r_g_b(bgc,bga))
cairo_set_line_width(cr,ring_w)
cairo_stroke(cr)
-- Draw indicator ring
cairo_arc(cr,xc,yc,ring_r,angle_0,angle_0+t_arc)
cairo_set_source_rgba(cr,rgb_to_r_g_b(fgc,fga))
cairo_stroke(cr)
end
function draw_clock_hands(cr,xc,yc)
local secs,mins,hours,secs_arc,mins_arc,hours_arc
local xh,yh,xm,ym,xs,ys
secs=os.date("%S")
mins=os.date("%M")
hours=os.date("%I")
secs_arc=(2*math.pi/60)*secs
mins_arc=(2*math.pi/60)*mins+secs_arc/60
hours_arc=(2*math.pi/12)*hours+mins_arc/12
-- Draw hour hand
xh=xc+0.7*clock_r*math.sin(hours_arc)
yh=yc-0.7*clock_r*math.cos(hours_arc)
cairo_move_to(cr,xc,yc)
cairo_line_to(cr,xh,yh)
cairo_set_line_cap(cr,CAIRO_LINE_CAP_ROUND)
cairo_set_line_width(cr,5)
cairo_set_source_rgba(cr,0.7,0.7,0.7,0.4)
cairo_stroke(cr)
-- Draw minute hand
xm=xc+clock_r*math.sin(mins_arc)
ym=yc-clock_r*math.cos(mins_arc)
cairo_move_to(cr,xc,yc)
cairo_line_to(cr,xm,ym)
cairo_set_line_width(cr,3)
cairo_stroke(cr)
-- Draw seconds hand
if show_seconds then
xs=xc+clock_r*math.sin(secs_arc)
ys=yc-clock_r*math.cos(secs_arc)
cairo_move_to(cr,xc,yc)
cairo_line_to(cr,xs,ys)
cairo_set_line_width(cr,1)
cairo_stroke(cr)
end
cairo_destroy(cr)
cairo_surface_destroy(cs)
end
function conky_ring_stats()
local function setup_rings(cr,pt)
local str=''
local value=0
str=string.format('${%s %s}',pt['name'],pt['arg'])
str=conky_parse(str)
value=tonumber(str)
pct=value/pt['max']
draw_ring(cr,pct,pt)
end
if conky_window==nil then return end
local cs=cairo_xlib_surface_create(conky_window.display,conky_window.drawable,conky_window.visual, conky_window.width,conky_window.height)
local cr=cairo_create(cs)
local updates=conky_parse('${updates}')
update_num=tonumber(updates)
if update_num>5 then
for i in pairs(settings_table) do
setup_rings(cr,settings_table[i])
end
end
draw_clock_hands(cr,clock_x,clock_y)
end