---
--==============================================================================
-- Cups and Saucers
-- Lua conky script
--
-- author : Abu Yahya
-- license : Distributed under the terms of GNU GPL v3
-- 30.05.2012
-- v.1.0.1
--==============================================================================
require 'cairo'
--------------------------------------------------------------------------------
----Adjustable Settings
coffee_table = {
{
name='time', arg='%I.%M', max_value=12,
x=110, y=110,
cup_radius=35,
cup_wall_thickness=90,
cup_bg_clr=0xffffff, cup_bg_alpha=0.0,
cup_fg_clr=0xfffbd8, cup_fg_alpha=0.0,
handle_length=70, handle_circ=1,
handle_fg_clr=0xfffbd8, handle_fg_alpha=0.0,
graduation_radius=-60+124,
graduation_thickness=8, graduation_mark_circ=1.5,
graduation_mark_angle=30,
graduation_fg_clr=0xfffbd8, graduation_fg_alpha=0.0,
saucer_thickness=5, thick_saucer_circ=11/12,
saucer_radius=77, thin_saucer_circ=11/12,
saucer_fg_clr=0xfffbd8, saucer_fg_alpha=0.3,
saucer_mark_fg_clr=0xfffbd8, saucer_mark_fg_alpha=1.0,
inner_saucer=true,
txt_weight=0, txt_size=0,
txt_fg_clr=0xfffbd8, txt_fg_alpha=1.0,
caption='', caption2='',
},
{
name='time', arg='%M', max_value=60,
x=110, y=110,
cup_radius=55,
cup_wall_thickness=120,
cup_bg_clr=0xffffff, cup_bg_alpha=0.0,
cup_fg_clr=0xfffbd8, cup_fg_alpha=0.0,
graduation_radius=-60+123,
graduation_thickness=10, graduation_mark_circ=2.5,
graduation_mark_angle=90,
graduation_fg_clr=0xfffbd8, graduation_fg_alpha=0.0,
handle_length=110, handle_circ=1,
handle_fg_clr=0xfffbd8, handle_fg_alpha=0.0,
saucer_thickness=5, thick_saucer_circ=11/12,
saucer_radius=93, thin_saucer_circ=11/12,
saucer_fg_clr=0xfffbd8, saucer_fg_alpha=0.3,
saucer_mark_fg_clr=0xfffbd8, saucer_mark_fg_alpha=1.0,
txt_weight=0, txt_size=8.0,
txt_fg_clr=0xfffbd8, txt_fg_alpha=0.0,
caption='', caption2='',
},
{
name='time', arg='%S', max_value=60,
x=110, y=110,
cup_radius=59,
cup_wall_thickness=120,
cup_bg_clr=0xffffff, cup_bg_alpha=0.0,
cup_fg_clr=0xfffbd8, cup_fg_alpha=0.0,
handle_fg_clr=0xfffbd8, handle_fg_alpha=0.0,
handle_length=118, handle_circ=1,
graduation_radius=-60+125,
graduation_thickness=6, graduation_mark_circ=0.5,
graduation_mark_angle=6,
graduation_fg_clr=0xfffbd8, graduation_fg_alpha=0.0,
saucer_thickness=5, thick_saucer_circ=1,
saucer_radius=85, thin_saucer_circ=11/12,
saucer_fg_clr=0xfffbd8, saucer_fg_alpha=0.4,
saucer_mark_fg_clr=0xfffbd8, saucer_mark_fg_alpha=1.0,
txt_weight=0, txt_size=8.0,
txt_fg_clr=0xfffbd8, txt_fg_alpha=0.0,
caption='', caption2='',
},
}
--Fixed code -do not edit unless you know what you are doing------------------------------------------------------------------------
-------------------------------------------------------------------------------
-- converts color in hexa to decimal
function rgb_to_r_g_b(clr, alpha)
return ((clr / 0x10000) % 0x100) / 255., ((clr / 0x100) % 0x100) / 255., (clr % 0x100) / 255., alpha
end
-------------------------------------------------------------------------------
------------------------------------------------------------------------
-- displays cups and saucers
local function draw_coffee_table(display, data, value)
max_value = data['max_value']
x, y = data['x'], data['y']
if x==nil then x=conky_window.width/2 end
if y==nil then y=conky_window.height/2 end
cup_radius = data['cup_radius']
if cup_radius==nil then cup_radius=conky_window.width/4 end
cup_wall_thickness = data['cup_wall_thickness']
if cup_wall_thickness==nil then cup_wall_thickness=20 end
handle_length, handle_circ = data['handle_length'], data['handle_circ']
if handle_length==nil then handle_length=20 end
if handle_circ==nil then handle_circ=1 end
cup_start_angle = data['cup_start_angle']
if cup_start_angle == nil then cup_start_angle =0 end
total_angle = data['total_angle']
if total_angle == nil then total_angle=360 end
cup_sector_angle = (math.abs(total_angle))/max_value
cup_end_angle = total_angle + cup_start_angle
cup_bg_clr, cup_bg_alpha = data['cup_bg_clr'], data['cup_bg_alpha']
if cup_bg_clr==nil then cup_bg_clr =0xffffff end
cup_fg_clr, cup_fg_alpha = data['cup_fg_clr'], data['cup_fg_alpha']
if cup_fg_clr==nil then cup_fg_clr =0xfffbd8 end
if cup_fg_alpha==nil then cup_fg_alpha=0 end
handle_fg_clr, handle_fg_alpha = data['handle_fg_clr'], data['handle_fg_alpha']
if handle_fg_clr==nil then handle_fg_clr = 0xfffbd8 end
if handle_fg_alpha==nil then handle_fg_alpha=0 end
saucer_radius = data['saucer_radius']
if saucer_radius==nil then saucer_radius=conky_window.width/2 end
total_saucer_angle=data['total_saucer_angle']
if total_saucer_angle==nil then total_saucer_angle=360 end
saucer_sector_angle=(math.abs(total_saucer_angle))/max_value
saucer_thickness = data['saucer_thickness']
if saucer_thickness==nil then saucer_thickness=6 end
saucer_fg_clr = data['saucer_fg_clr']
if saucer_fg_clr ==nil then saucer_fg_clr=0 end
saucer_fg_alpha = data['saucer_fg_alpha']
if saucer_fg_alpha ==nil then saucer_fg_alpha=0 end
saucer_mark_fg_alpha = data['saucer_mark_fg_alpha']
if saucer_mark_fg_alpha ==nil then saucer_mark_fg_alpha=0 end
saucer_mark_fg_clr = data['saucer_mark_fg_clr']
if saucer_mark_fg_clr ==nil then saucer_mark_fg_clr=0xfffbd8 end
thick_saucer_circ = data['thick_saucer_circ']
if thick_saucer_circ==nil then thick_saucer_circ =0.9 end
thin_saucer_circ = data['thin_saucer_circ']
if thin_saucer_circ==nil then thin_saucer_circ =0.9 end
inner_saucer = data['inner_saucer']
graduation_radius = data['graduation_radius']
if graduation_radius ==nil then graduation_radius = conky_window.width/3 end
graduation_thickness, graduation_mark_circ = data['graduation_thickness'], data['graduation_mark_circ']
if graduation_thickness ==nil then graduation_thickness = 2 end
if graduation_mark_circ ==nil then graduation_mark_circ = 1 end
graduation_mark_angle = data['graduation_mark_angle']
if graduation_mark_angle == nil then graduation_mark_angle = total_angle/10 end
graduation_fg_clr, graduation_fg_alpha = data['graduation_fg_clr'], data['graduation_fg_alpha']
if graduation_fg_clr ==nil then graduation_fg_clr= 0xfffbd8 end
if graduation_fg_alpha==nil then graduation_fg_alpha =0 end
txt_weight, txt_size = data['txt_weight'], data['txt_size']
if txt_weight == nil then txt_weight=1 end
if txt_size == nil then txt_size=8 end
txt_fg_clr, txt_fg_alpha = data['txt_fg_clr'], data['txt_fg_alpha']
if txt_fg_clr ==nil then txt_fg_clr= 0xfffbd8 end
if txt_fg_alpha==nil then txt_fg_alpha =0 end
caption = data['caption']
if caption==nil then caption='' end
caption2 = data['caption2']
if caption2==nil then caption2='' end
xtxt, ytxt= data ['xtxt'], data['ytxt']
if xtxt ==nil then xtxt=0 end
if ytxt ==nil then ytxt=0 end
--convert degree to rad and rotate (0 degree is top/north)
function angle_to_position(start_angle, current_angle)
if total_angle < 0 then
local pos = start_angle - current_angle
return ( ( pos * (math.pi / 180) ) - (math.pi / 2) )
else
local pos = current_angle + start_angle
return ( ( pos * (math.pi / 180) ) - (math.pi / 2) )
end
end
--cup centre background
if cup_bg_alpha >0 then
if total_angle < 0 then
cairo_arc_negative(display, x, y, cup_radius, angle_to_position(cup_start_angle, 0), angle_to_position(cup_end_angle, 0))
else
cairo_arc(display, x, y, cup_radius, angle_to_position(cup_start_angle, 0), angle_to_position(cup_start_angle, cup_end_angle))
end
cairo_set_source_rgba(display, rgb_to_r_g_b(cup_bg_clr, cup_bg_alpha))
cairo_set_line_width(display, cup_wall_thickness)
cairo_stroke(display)
end
--cup wall fg
if cup_fg_alpha > 0 then
local fg_stop_arc = (cup_sector_angle * value)
if total_angle < 0 then
cairo_arc_negative(display, x, y, cup_radius, angle_to_position(cup_start_angle, 0), angle_to_position(cup_start_angle, fg_stop_arc))
else
cairo_arc(display, x, y, cup_radius, angle_to_position(cup_start_angle, 0), angle_to_position(cup_start_angle, fg_stop_arc))
end
cairo_set_source_rgba(display, rgb_to_r_g_b(cup_fg_clr, cup_fg_alpha))
cairo_set_line_width(display, cup_wall_thickness)
cairo_stroke(display)
end
-- cup handle
if handle_fg_alpha>0 then
local start_handle = (cup_sector_angle * value) - (handle_circ*0.5)
local stop_handle = (cup_sector_angle * value) + (handle_circ*0.5)
if total_angle < 0 then
cairo_arc_negative(display, x, y, cup_radius, angle_to_position(cup_start_angle, start_handle), angle_to_position(cup_start_angle, stop_handle))
else
cairo_arc(display, x, y, cup_radius, angle_to_position(cup_start_angle, start_handle), angle_to_position(cup_start_angle, stop_handle))
end
cairo_set_line_width(display, handle_length)
cairo_set_source_rgba(display, rgb_to_r_g_b(handle_fg_clr, handle_fg_alpha))
cairo_stroke(display)
end
--saucers
---thick saucer
if saucer_fg_alpha > 0 and (thin_saucer_circ >0 or thick_saucer_circ > 0)
then
if value < (max_value/2)
then j = value + ((max_value*total_saucer_angle)/720)
else j = value - ((max_value*total_saucer_angle)/720)
end
local start_saucer = (saucer_sector_angle * j) - (value*saucer_sector_angle*0.5*thick_saucer_circ)
local stop_saucer = (saucer_sector_angle * j) + (value*saucer_sector_angle*0.5*thick_saucer_circ)
if total_angle < 0 then
cairo_arc_negative(display, x, y, saucer_radius, angle_to_position(cup_start_angle, start_saucer), angle_to_position(cup_start_angle, stop_saucer))
else
cairo_arc(display, x, y, saucer_radius, angle_to_position(cup_start_angle, start_saucer), angle_to_position(cup_start_angle, stop_saucer))
end
cairo_set_source_rgba(display, rgb_to_r_g_b(saucer_fg_clr, saucer_fg_alpha))
cairo_set_line_width(display, saucer_thickness)
cairo_stroke(display)
--thin saucer
if inner_saucer == true
then rt = (saucer_radius - 0.5) + (0.5 * saucer_thickness)
else rt = (saucer_radius + 0.5) - (0.5 * saucer_thickness)
end
local start_thin_saucer = (saucer_sector_angle * j) - (max_value *0.5*saucer_sector_angle*thin_saucer_circ)
local stop_thin_saucer = (saucer_sector_angle * j) + (max_value *0.5*saucer_sector_angle*thin_saucer_circ)
if total_angle < 0 then
cairo_arc_negative(display, x, y, rt, angle_to_position(cup_start_angle, start_thin_saucer), angle_to_position(cup_start_angle, stop_thin_saucer))
else
cairo_arc(display, x, y, rt, angle_to_position(cup_start_angle, start_thin_saucer), angle_to_position(cup_start_angle, stop_thin_saucer))
end
cairo_set_source_rgba(display, rgb_to_r_g_b(saucer_fg_clr, saucer_fg_alpha))
cairo_set_line_width(display, 1)
cairo_stroke(display)
end
--saucer mark
if saucer_mark_fg_alpha > 0 then
local start_cm = (saucer_sector_angle * value) - (handle_circ *0.5 )
local stop_cm = (saucer_sector_angle * value) + (handle_circ *0.5 )
if total_angle < 0 then
cairo_arc_negative(display, x, y, saucer_radius, angle_to_position(cup_start_angle, start_cm), angle_to_position(cup_start_angle, stop_cm))
else
cairo_arc(display, x, y, saucer_radius, angle_to_position(cup_start_angle, start_cm), angle_to_position(cup_start_angle, stop_cm))
end
cairo_set_source_rgba(display, rgb_to_r_g_b(saucer_mark_fg_clr, saucer_mark_fg_alpha))
cairo_set_line_width(display, saucer_thickness)
cairo_stroke(display)
end
--graduation mark
if graduation_radius > 0 and graduation_thickness > 0 and graduation_mark_angle > 0 then
number_graduation = (math.abs(total_angle) +1)/ graduation_mark_angle
local start_arc_grad = 0
local stop_arc_grad = 0
local i = 0
while i < number_graduation do
local start_arc_grad = (graduation_mark_angle * (i)) - (graduation_mark_circ *0.5)
local stop_arc_grad = (graduation_mark_angle * (i)) + (graduation_mark_circ *0.5)
if total_angle < 0 then
cairo_arc_negative(display, x, y, graduation_radius, angle_to_position(cup_start_angle, start_arc_grad), angle_to_position(cup_start_angle, stop_arc_grad))
else
cairo_arc(display, x, y, graduation_radius, angle_to_position(cup_start_angle, start_arc_grad), angle_to_position(cup_start_angle, stop_arc_grad))
end
cairo_set_source_rgba(display,rgb_to_r_g_b(graduation_fg_clr,graduation_fg_alpha))
cairo_set_line_width(display, graduation_thickness)
cairo_stroke(display)
i = i + 1
end
end
-- text
if txt_fg_alpha>0 then
cairo_select_font_face (display, "hooge 05_53", CAIRO_FONT_SLANT_NORMAL, txt_weight);
cairo_set_font_size (display,txt_size)
cairo_set_source_rgba (display, rgb_to_r_g_b(txt_fg_clr, txt_fg_alpha))
cairo_move_to (display,x+xtxt,y+ytxt)
cairo_show_text (display, caption ) cairo_show_text (display,value)cairo_show_text (display, caption2 )
cairo_stroke (display)
end
end
-------------------------------------------------------------------------------
-- loads data and displays table_settings
function display_coffee_table(display)
local function load_coffee_table(display, data)
local str, value = '', 0
if data['name'] == 'time2' then
local max_value = data['max_value']
str = string.format('${time %s}', data['arg'])
str = conky_parse(str)
local value2 = tonumber(str:sub(0,2))
if value2 == max_value then value2 = 0 end
value = value2 + (tonumber(str:sub(4,5))/60)
else
str = string.format('${%s %s}',data['name'], data['arg'])
str = conky_parse(str)
value = tonumber(str)
end
if value == nil then value = 0 end
draw_coffee_table(display, data, value)
end
for i in pairs(coffee_table) do
load_coffee_table(display, coffee_table[i])
end
end
-------------------------------------------------------------------------------
runscheck = 0 -- fix for draw shades running script twice on every update
function conky_main()
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 display = cairo_create(cs)
local updates = conky_parse('${updates}')
update_num = tonumber(updates)
if update_num > 5 then
cairo_set_antialias (display, CAIRO_ANTIALIAS_SUBPIXEL)
display_coffee_table(display)
cairo_set_antialias (display, CAIRO_ANTIALIAS_DEFAULT)
end
cairo_surface_destroy(cs)
cairo_destroy(display)
end
Radix cross Linux
The main Radix cross Linux repository contains the build scripts of packages, which have the most complete and common functionality for desktop machines
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