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