hwui

Ewgeniy

Jul 3rd, 2025 (edited)

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local term = require("term")
local gpu = require("component").gpu
local event = require("event")
local tui = {
w = 80,
h = 25,
dirty = true
}
function tui.updateResolution()
tui.w, tui.h = gpu.getResolution()
end
function tui.clear()
gpu.setBackground(0x000000)
gpu.setForeground(0xFFFFFF)
term.clear()
end
function tui.markDirty()
tui.dirty = true
end
function tui.label(x, y, text)
gpu.set(x, y, text)
end
function tui.centerText(y, text)
local x = math.floor((tui.w - #text) / 2)
gpu.set(x, y, text)
end
function tui.tabBar(tabs, current)
gpu.setBackground(0x444444)
gpu.setForeground(0xFFFFFF)
term.setCursor(1, 1)
local pos = 1
for i, tab in ipairs(tabs) do
local name = " " .. tab.name .. " "
gpu.set(pos, 1, name)
if i == current then
gpu.setBackground(0xAAAAAA)
gpu.setForeground(0x000000)
gpu.set(pos, 1, name)
gpu.setBackground(0x444444)
gpu.setForeground(0xFFFFFF)
end
pos = pos + #name
end
for i = pos, tui.w do
gpu.set(i, 1, " ")
end
end
function tui.box(x, y, x2, y2, title)
gpu.setBackground(0x222222)
gpu.setForeground(0xFFFFFF)
for i = y, y2 do
gpu.fill(x, i, x2 - x + 1, 1, " ")
end
if title then
gpu.set(x + 2, y, " " .. title .. " ")
end
end
function tui.button(x, y, label, callback)
local width = #label + 2
gpu.setBackground(0x0066CC)
gpu.setForeground(0xFFFFFF)
gpu.set(x, y, " " .. label .. " ")
table.insert(tui._buttons, {
x = x, y = y,
w = width, h = 1,
cb = callback
})
end
function tui.progress(x, y, width, value, max, label)
local ratio = math.min(1, value / max)
local filled = math.floor(width * ratio)
local text = string.format("[%s%s] %s%% %s", string.rep("=", filled), string.rep(" ", width - filled), math.floor(ratio * 100), label or "")
gpu.set(x, y, text)
end
function tui.checkbox(x, y, label, state, callback)
local box = state and "[x]" or "[ ]"
gpu.set(x, y, box .. " " .. label)
table.insert(tui._buttons, {
x = x, y = y,
w = #box + 1 + #label,
h = 1,
cb = function()
callback(not state)
end
})
end
function tui.slider(x, y, width, value, max, callback)
local percent = math.floor((value / max) * 100)
local bar = "[" .. string.rep("=", math.floor((width - 2) * value / max)) .. string.rep(" ", width - 2 - math.floor((width - 2) * value / max)) .. "] " .. percent .. "%"
gpu.set(x, y, bar)
table.insert(tui._buttons, {
x = x, y = y,
w = width,
h = 1,
cb = function()
value = value + 10
if value > max then value = 0 end
callback(value)
tui.markDirty()
end
})
end
function tui.toast(msg, duration)
duration = duration or 1
tui._toast = {msg = msg, until = computer.uptime() + duration}
end
function tui.confirm(msg, callback)
local x = math.floor(tui.w / 2 - (#msg + 6) / 2)
local y = math.floor(tui.h / 2)
tui.box(x, y - 1, x + #msg + 6, y + 2, "Подтверждение")
gpu.set(x + 2, y, msg)
tui.button(x + 2, y + 1, "Да", function()
tui._confirm = nil
callback(true)
end)
tui.button(x + 8, y + 1, "Нет", function()
tui._confirm = nil
callback(false)
end)
tui._confirm = true
end
function tui.start(update, render)
tui.updateResolution()
tui._buttons = {}
tui._toast = nil
tui._confirm = nil
tui.clear()
render()
tui.dirty = false
while true do
if tui.dirty then
tui._buttons = {}
tui.clear()
render()
if tui._toast and computer.uptime() > tui._toast.until then
tui._toast = nil
end
if tui._toast then
tui.centerText(tui.h, tui._toast.msg)
end
tui.dirty = false
end
update()
local ev = {event.pull(0.05)}
if ev[1] == "touch" then
local _, _, tx, ty = table.unpack(ev)
for _, btn in ipairs(tui._buttons) do
if tx >= btn.x and tx <= btn.x + btn.w - 1 and ty == btn.y then
btn.cb()
break
end
end
elseif ev[1] == "key_down" and ev[4] == 211 then
os.exit()
end
end
end
return tui

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