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freebsd-dev/stand/lua/drawer.lua

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--
-- Copyright (c) 2015 Pedro Souza <pedrosouza@freebsd.org>
-- All rights reserved.
--
-- Redistribution and use in source and binary forms, with or without
-- modification, are permitted provided that the following conditions
-- are met:
-- 1. Redistributions of source code must retain the above copyright
-- notice, this list of conditions and the following disclaimer.
-- 2. Redistributions in binary form must reproduce the above copyright
-- notice, this list of conditions and the following disclaimer in the
-- documentation and/or other materials provided with the distribution.
--
-- THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
-- ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-- IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-- ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
-- FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
-- DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
-- OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
-- HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
-- LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
-- OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
-- SUCH DAMAGE.
--
-- $FreeBSD$
--
local drawer = {};
local color = require("color");
local core = require("core");
local screen = require("screen");
drawer.brand_position = {x = 2, y = 1};
drawer.fbsd_logo = {
" ______ ____ _____ _____ ",
" | ____| | _ \\ / ____| __ \\ ",
" | |___ _ __ ___ ___ | |_) | (___ | | | |",
" | ___| '__/ _ \\/ _ \\| _ < \\___ \\| | | |",
" | | | | | __/ __/| |_) |____) | |__| |",
" | | | | | | || | | |",
" |_| |_| \\___|\\___||____/|_____/|_____/ "
};
drawer.logo_position = {x = 46, y = 1};
drawer.beastie_color = {
" \027[31m, ,",
" /( )`",
" \\ \\___ / |",
" /- \027[37m_\027[31m `-/ '",
" (\027[37m/\\/ \\\027[31m \\ /\\",
" \027[37m/ / |\027[31m ` \\",
" \027[34mO O \027[37m) \027[31m/ |",
" \027[37m`-^--'\027[31m`< '",
" (_.) _ ) /",
" `.___/` /",
" `-----' /",
" \027[33m<----.\027[31m __ / __ \\",
" \027[33m<----|====\027[31mO)))\027[33m==\027[31m) \\) /\027[33m====|",
" \027[33m<----'\027[31m `--' `.__,' \\",
" | |",
" \\ / /\\",
" \027[36m______\027[31m( (_ / \\______/",
" \027[36m,' ,-----' |",
" `--{__________)\027[37m"
};
drawer.beastie = {
" , ,",
" /( )`",
" \\ \\___ / |",
" /- _ `-/ '",
" (/\\/ \\ \\ /\\",
" / / | ` \\",
" O O ) / |",
" `-^--'`< '",
" (_.) _ ) /",
" `.___/` /",
" `-----' /",
" <----. __ / __ \\",
" <----|====O)))==) \\) /====|",
" <----' `--' `.__,' \\",
" | |",
" \\ / /\\",
" ______( (_ / \\______/",
" ,' ,-----' |",
" `--{__________)"
};
drawer.fbsd_logo_shift = {x = 5, y = 4};
drawer.fbsd_logo_v = {
" ______",
" | ____| __ ___ ___ ",
" | |__ | '__/ _ \\/ _ \\",
" | __|| | | __/ __/",
" | | | | | | |",
" |_| |_| \\___|\\___|",
" ____ _____ _____",
" | _ \\ / ____| __ \\",
" | |_) | (___ | | | |",
" | _ < \\___ \\| | | |",
" | |_) |____) | |__| |",
" | | | |",
" |____/|_____/|_____/"
};
drawer.orb_shift = {x = 2, y = 4};
drawer.orb_color = {
" \027[31m``` \027[31;1m`\027[31m",
" s` `.....---...\027[31;1m....--.``` -/\027[31m",
" +o .--` \027[31;1m/y:` +.\027[31m",
" yo`:. \027[31;1m:o `+-\027[31m",
" y/ \027[31;1m-/` -o/\027[31m",
" .- \027[31;1m::/sy+:.\027[31m",
" / \027[31;1m`-- /\027[31m",
" `: \027[31;1m:`\027[31m",
" `: \027[31;1m:`\027[31m",
" / \027[31;1m/\027[31m",
" .- \027[31;1m-.\027[31m",
" -- \027[31;1m-.\027[31m",
" `:` \027[31;1m`:`",
" \027[31;1m.-- `--.",
" .---.....----.\027[37m"
};
drawer.orb = {
" ``` `",
" s` `.....---.......--.``` -/",
" +o .--` /y:` +.",
" yo`:. :o `+-",
" y/ -/` -o/",
" .- ::/sy+:.",
" / `-- /",
" `: :`",
" `: :`",
" / /",
" .- -.",
" -- -.",
" `:` `:`",
" .-- `--.",
" .---.....----."
};
drawer.none = {""};
drawer.none_shift = {x = 17, y = 0};
drawer.menu_position = {x = 6, y = 11};
drawer.box_pos_dim = {x = 3, y = 10, w = 41, h = 11};
function drawer.drawscreen(menu_opts)
-- drawlogo() must go first.
-- it determines the positions of other elements
drawer.drawlogo();
drawer.drawbrand();
drawer.drawbox();
return drawer.drawmenu(menu_opts);
end
function drawer.drawmenu(m)
x = drawer.menu_position.x;
y = drawer.menu_position.y;
-- print the menu and build the alias table
local alias_table = {};
local entry_num = 0;
for line_num, e in ipairs(m) do
if (e.entry_type ~= core.MENU_SEPARATOR) then
entry_num = entry_num + 1;
screen.setcursor(x, y + line_num);
local name = "";
if (e.entry_type == core.MENU_CAROUSEL_ENTRY) then
local carid = e.carousel_id;
local caridx = menu.getCarouselIndex(carid);
local choices = e.items();
if (#choices < caridx) then
caridx = 1;
end;
name = e.name(caridx, choices[caridx], choices);
else
name = e.name();
end
print(entry_num .. ". "..name);
-- fill the alias table
alias_table[tostring(entry_num)] = e;
if (e.alias ~= nil) then
for n, a in ipairs(e.alias) do
alias_table[a] = e;
end
end
else
screen.setcursor(x, y + line_num);
print(e.name());
end
end
return alias_table;
end
function drawer.drawbox()
x = drawer.box_pos_dim.x;
y = drawer.box_pos_dim.y;
w = drawer.box_pos_dim.w;
h = drawer.box_pos_dim.h;
local hl = string.char(0xCD);
local vl = string.char(0xBA);
local tl = string.char(0xC9);
local bl = string.char(0xC8);
local tr = string.char(0xBB);
local br = string.char(0xBC);
screen.setcursor(x, y); print(tl);
screen.setcursor(x, y+h); print(bl);
screen.setcursor(x+w, y); print(tr);
screen.setcursor(x+w, y+h); print(br);
for i = 1, w-1 do
screen.setcursor(x+i, y);
print(hl);
screen.setcursor(x+i, y+h);
print(hl);
end
for i = 1, h-1 do
screen.setcursor(x, y+i);
print(vl);
screen.setcursor(x+w, y+i);
print(vl);
end
screen.setcursor(x+(w/2)-9, y);
print("Welcome to FreeBSD");
end
function drawer.draw(x, y, logo)
for i = 1, #logo do
screen.setcursor(x, y + i);
print(logo[i]);
end
end
function drawer.drawbrand()
local x = tonumber(loader.getenv("loader_brand_x"));
local y = tonumber(loader.getenv("loader_brand_y"));
if not x then
x = drawer.brand_position.x;
end
if not y then
y = drawer.brand_position.y;
end
local logo = load("return " .. tostring(loader.getenv("loader_brand")))();
if not logo then
logo = drawer.fbsd_logo;
end
drawer.draw(x, y, logo);
end
function drawer.drawlogo()
local x = tonumber(loader.getenv("loader_logo_x"));
local y = tonumber(loader.getenv("loader_logo_y"));
if not x then
x = drawer.logo_position.x;
end
if not y then
y = drawer.logo_position.y;
end
local logo = loader.getenv("loader_logo");
local s = {x = 0, y = 0};
local colored = color.isEnabled();
if logo == "beastie" then
if colored then
logo = drawer.beastie_color;
end
elseif logo == "beastiebw" then
logo = drawer.beastie;
elseif logo == "fbsdbw" then
logo = drawer.fbsd_logo_v;
s = drawer.fbsd_logo_shift;
elseif logo == "orb" then
if colored then
logo = drawer.orb_color;
end
s = drawer.orb_shift;
elseif logo == "orbbw" then
logo = drawer.orb;
s = drawer.orb_shift;
elseif logo == "tribute" then
logo = drawer.fbsd_logo;
elseif logo == "tributebw" then
logo = drawer.fbsd_logo;
elseif logo == "none" then
--centre brand and text if no logo
drawer.brand_position.x = drawer.brand_position.x + drawer.none_shift.x;
drawer.brand_position.y = drawer.brand_position.y + drawer.none_shift.y;
drawer.menu_position.x = drawer.menu_position.x + drawer.none_shift.x;
drawer.menu_position.y = drawer.menu_position.y + drawer.none_shift.y;
drawer.box_pos_dim.x = drawer.box_pos_dim.x + drawer.none_shift.x;
drawer.box_pos_dim.y = drawer.box_pos_dim.y + drawer.none_shift.y;
--prevent redraws from moving menu further
drawer.none_shift.x = 0;
drawer.none_shift.y = 0;
logo = drawer.none;
end
if not logo then
if colored then
logo = drawer.orb_color;
else
logo = drawer.orb;
end
end
drawer.draw(x + s.x, y + s.y, logo);
end
return drawer
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