Add cute battery face widget

config/awesome/noodle/cute_battery_face.lua

@@ -0,0 +1,170 @@
+local awful = require("awful")
+local gears = require("gears")
+local wibox = require("wibox")
+local beautiful = require("beautiful")
+
+local helpers = require("helpers")
+
+local stroke = x.background
+-- local stroke = "#000000"
+local transparent = "#00000000"
+local happy_color = x.color2
+local sad_color = x.color1
+local charging_color = x.color6
+
+local bar_shape = function()
+    return function(cr, width, height)
+        gears.shape.partially_rounded_rect(cr, width, height, true, true, true, true, 9)
+    end
+end
+
+local battery_bar = wibox.widget{
+    max_value     = 100,
+    value         = 50,
+    forced_height = dpi(50),
+    forced_width  = dpi(100),
+    shape         = gears.shape.rounded_bar,
+    bar_shape     = gears.shape.rectangle,
+    color         = happy_color,
+    background_color = happy_color.."55",
+    widget        = wibox.widget.progressbar,
+}
+
+local charging_icon = wibox.widget {
+    font = "Material Icons 13",
+    align = "right",
+    markup = helpers.colorize_text("", stroke..33),
+    widget = wibox.widget.textbox()
+}
+
+local eye_size = dpi(5) 
+local mouth_size = dpi(10) 
+
+local mouth_shape = function()
+    return function(cr, width, height)
+        gears.shape.pie(cr, width, height, 0, math.pi)
+    end
+end
+
+local mouth_widget = wibox.widget {
+    forced_width = mouth_size,
+    forced_height = mouth_size,
+    shape = mouth_shape(),
+    -- shape = gears.shape.pie,
+    bg = stroke,
+    widget = wibox.container.background()
+}
+
+local frown = wibox.widget {
+    {
+        mouth_widget,
+        direction = "south",
+        widget = wibox.container.rotate()
+    },
+    top = dpi(8),
+    widget = wibox.container.margin()
+}
+
+local smile = wibox.widget {
+    mouth_widget,
+    direction = "north",
+    widget = wibox.container.rotate()
+}
+
+local mouth = wibox.widget {
+    frown,
+    smile,
+    top_only = true,
+    widget = wibox.layout.stack()
+}
+
+local eye = wibox.widget {
+    forced_width = eye_size,
+    forced_height = eye_size,
+    shape = gears.shape.circle,
+    bg = stroke,
+    widget = wibox.container.background()
+}
+
+-- TODO arcs for smiling eyes
+
+-- 2 eyes 1 semicircle (smile or frown)
+local face = wibox.widget {
+    eye,
+    mouth,
+    eye,
+    spacing = dpi(4),
+    layout = wibox.layout.fixed.horizontal
+}
+
+local cute_battery_face = wibox.widget {
+    {
+        battery_bar,
+        shape = gears.shape.rounded_bar,
+        border_color = stroke,
+        border_width = dpi(4),
+        widget = wibox.container.background
+    },
+    {
+        nil,
+        { 
+            nil,
+            face,
+            layout = wibox.layout.align.vertical,
+            expand = "none"
+        },
+        layout = wibox.layout.align.horizontal,
+        expand = "none"
+    },
+    {
+        charging_icon,
+        right = dpi(12),
+        widget = wibox.container.margin()
+    },
+    top_only = false,
+    layout = wibox.layout.stack
+}
+
+local last_value = 100
+awesome.connect_signal("evil::battery", function(value)
+    -- Update bar
+    battery_bar.value = value
+    last_value = value
+    local color
+    -- Update face
+    if charging_icon.visible then
+        color = charging_color
+        mouth:set(1, smile)
+    elseif value <= user.battery_threshold_low then
+        color = sad_color
+        mouth:set(1, frown)
+    else
+        color = happy_color
+        mouth:set(1, smile)
+    end
+    battery_bar.color = color
+    battery_bar.background_color = color.."44"
+end)
+
+awesome.connect_signal("evil::charger", function(plugged)
+    local color
+    if plugged then
+        charging_icon.visible = true
+        color = charging_color
+        mouth:set(1, smile)
+        -- todo what the fuck is wrong with this?
+        -- elseif battery_bar.value <= user.battery_threshold_low
+    elseif last_value <= user.battery_threshold_low then
+        charging_icon.visible = false
+        color = sad_color
+        mouth:set(1, frown)
+    else
+        charging_icon.visible = false
+        color = happy_color
+        mouth:set(1, smile)
+    end
+    battery_bar.color = color
+    battery_bar.background_color = color.."44"
+end)
+
+return cute_battery_face