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local lvgl = require("lvgl")
local power = require("power")
local bluetooth = require("bluetooth")
local font = require("font")
local backstack = require("backstack")
local theme = require("theme")
local widgets = {}
function widgets.MenuScreen(opts)
local screen = {}
screen.root = lvgl.Object(nil, {
flex = {
flex_direction = "column",
flex_wrap = "nowrap",
justify_content = "flex-start",
align_items = "flex-start",
align_content = "flex-start",
},
w = lvgl.PCT(100),
h = lvgl.PCT(100),
})
screen.root:center()
screen.status_bar = widgets.StatusBar(screen.root, {
back_cb = opts.show_back and backstack.pop or nil,
title = opts.title,
transparent_bg = true
})
return screen
end
function widgets.Row(parent, left, right)
local container = parent:Object {
flex = {
flex_direction = "row",
justify_content = "flex-start",
align_items = "flex-start",
align_content = "flex-start",
},
w = lvgl.PCT(100),
h = lvgl.SIZE_CONTENT,
}
container:add_style(theme.list_item)
container:Label { text = left, flex_grow = 1 }
container:Label { text = right }
end
function widgets.StatusBar(parent, opts)
local status_bar = {}
status_bar.root = parent:Object {
flex = {
flex_direction = "row",
justify_content = "flex-start",
align_items = "center",
align_content = "center",
},
w = lvgl.HOR_RES(),
h = lvgl.SIZE_CONTENT,
pad_top = 1,
pad_bottom = 1,
pad_left = 4,
pad_column = 1,
scrollbar_mode = lvgl.SCROLLBAR_MODE.OFF,
}
if not opts.transparent_bg then
status_bar.root:set {
bg_opa = lvgl.OPA(100),
bg_color = "#fafafa",
}
end
if opts.back_cb then
status_bar.back = status_bar.root:Button {
w = lvgl.SIZE_CONTENT,
h = 12,
}
status_bar.back:Label({ text = "<", align = lvgl.ALIGN.CENTER })
status_bar.back:onClicked(opts.back_cb)
end
status_bar.title = status_bar.root:Label {
w = lvgl.PCT(100),
h = lvgl.SIZE_CONTENT,
text_font = font.fusion_10,
text = "",
align = lvgl.ALIGN.CENTER,
flex_grow = 1,
}
if opts.title then
status_bar.title:set { text = opts.title }
end
status_bar.bluetooth = status_bar.root:Image {}
status_bar.battery = status_bar.root:Image {}
status_bar.chg = status_bar.battery:Image {
src = "//lua/img/bat/chg.png"
}
status_bar.chg:center()
local is_charging = nil
local percent = nil
local function update_battery_icon()
if is_charging == nil or percent == nil then return end
local src
if percent >= 95 then
src = "100.png"
elseif percent >= 75 then
src = "80.png"
elseif percent >= 55 then
src = "60.png"
elseif percent >= 35 then
src = "40.png"
elseif percent >= 15 then
src = "20.png"
else
if is_charging then
src = "0chg.png"
else
src = "0.png"
end
end
if is_charging then
status_bar.chg:clear_flag(lvgl.FLAG.HIDDEN)
else
status_bar.chg:add_flag(lvgl.FLAG.HIDDEN)
end
status_bar.battery:set_src("//lua/img/bat/" .. src)
end
status_bar.bindings = {
power.battery_pct:bind(function(pct)
percent = pct
update_battery_icon()
end),
power.plugged_in:bind(function(p)
is_charging = p
update_battery_icon()
end),
bluetooth.enabled:bind(function(en)
if en then
status_bar.bluetooth:clear_flag(lvgl.FLAG.HIDDEN)
else
status_bar.bluetooth:add_flag(lvgl.FLAG.HIDDEN)
end
end),
bluetooth.connected:bind(function(connected)
if connected then
status_bar.bluetooth:set_src("//lua/assets/bt_conn.png")
else
status_bar.bluetooth:set_src("//lua/assets/bt.png")
end
end),
}
return status_bar
end
function widgets.IconBtn(parent, icon, text)
local btn = parent:Button {
flex = {
flex_direction = "row",
justify_content = "flex-start",
align_items = "center",
align_content = "center",
},
w = lvgl.SIZE_CONTENT,
h = lvgl.SIZE_CONTENT,
pad_top = 1,
pad_bottom = 1,
pad_left = 1,
pad_column = 1,
}
btn:Image { src = icon }
btn:Label { text = text, text_font = font.fusion_10 }
return btn
end
return widgets
|
