add new widgets; rewrite workspace indicator

lua/widgets/bar/battery.lua

@@ -0,0 +1,33 @@
+local Battery <const> = lgi.require("AstalBattery")
+
+local battery <const> = Battery.get_default()
+
+local icons <const> = {
+  {"󰂎", "󰁺", "󰁻", "󰁼", "󰁽", "󰁾", "󰁿", "󰂀", "󰂁", "󰂂", "󰁹"},
+  {"󰢟", "󰢜", "󰂆", "󰂇", "󰂈", "󰢝", "󰂉", "󰢞", "󰂊", "󰂋", "󰂅"},
+};
+
+return Widget.Box({
+  class_name = 'battery-container',
+  children = {
+    Widget.CircularProgress({
+      class_name = 'battery-dial',
+      rounded = false,
+      inverted = false,
+      start_at = -.25,
+      end_at = .75,
+      value = bind(battery, 'percentage'),
+      child = Widget.Label({
+        halign = "CENTER",
+        hexpand = true,
+        justify = 2,
+        setup = function(self)
+          self:hook(battery, 'notify::percentage', function(self, percentage)
+            self.label = icons[battery:get_charging() and 1 or 2][math.floor(percentage*10)]
+          end)
+          self.label = icons[battery:get_charging() and 2 or 1][math.floor(battery:get_percentage()*10)]
+        end
+      })
+    })
+  }
+})