conky-config/drawing/Static.lua

72 lines
2.4 KiB
Lua

local Common = require 'Common'
local Geometry = require 'Geometry'
local FillRect = require 'FillRect'
return function(left_modules, center_modules, right_modules)
local __cairo_set_source_surface = cairo_set_source_surface
local __cairo_image_surface_create = cairo_image_surface_create
local __cairo_translate = cairo_translate
local __cairo_create = cairo_create
local __cairo_destroy = cairo_destroy
local __cairo_paint = cairo_paint
local _make_static_surface = function(x, y, w, h, modules)
local panel_line_thickness = 1
-- move over by half a pixel so the lines don't need to be antialiased
local _x = x + 0.5
local _y = y + 0.5
local panel = Common.initPanel(_x, _y, w, h, panel_line_thickness)
local cs_x = _x - panel_line_thickness * 0.5
local cs_y = _y - panel_line_thickness * 0.5
local cs_w = w + panel_line_thickness
local cs_h = h + panel_line_thickness
local cs = __cairo_image_surface_create(CAIRO_FORMAT_ARGB32, cs_w, cs_h)
local cr = __cairo_create(cs)
__cairo_translate(cr, -cs_x, -cs_y)
FillRect.draw(panel, cr)
for _, f in pairs(modules) do
f(cr)
end
__cairo_destroy(cr)
return { x = cs_x, y = cs_y, s = cs }
end
local cs_left = _make_static_surface(
Geometry.LEFT_X - Geometry.PANEL_MARGIN_X,
Geometry.TOP_Y - Geometry.PANEL_MARGIN_Y,
Geometry.SECTION_WIDTH + Geometry.PANEL_MARGIN_X * 2,
Geometry.SIDE_HEIGHT + Geometry.PANEL_MARGIN_Y * 2,
left_modules
)
local cs_center = _make_static_surface(
Geometry.CENTER_LEFT_X - Geometry.PANEL_MARGIN_X,
Geometry.TOP_Y - Geometry.PANEL_MARGIN_Y,
Geometry.CENTER_WIDTH + Geometry.PANEL_MARGIN_Y * 2 + Geometry.CENTER_PAD,
Geometry.CENTER_HEIGHT + Geometry.PANEL_MARGIN_Y * 2,
center_modules
)
local cs_right = _make_static_surface(
Geometry.RIGHT_X - Geometry.PANEL_MARGIN_X,
Geometry.TOP_Y - Geometry.PANEL_MARGIN_Y,
Geometry.SECTION_WIDTH + Geometry.PANEL_MARGIN_X * 2,
Geometry.SIDE_HEIGHT + Geometry.PANEL_MARGIN_Y * 2,
right_modules
)
local draw_static_surface = function(cr, cs_obj)
__cairo_set_source_surface(cr, cs_obj.s, cs_obj.x, cs_obj.y)
__cairo_paint(cr)
end
return function(cr)
draw_static_surface(cr, cs_left)
draw_static_surface(cr, cs_center)
draw_static_surface(cr, cs_right)
end
end