From 712d11568afe8b9da82920f9e8b08f12c4029736 Mon Sep 17 00:00:00 2001
From: streetturtle <streetturtle@gmail.com>
Date: Sun, 2 Jun 2019 22:05:37 -0400
Subject: externalize config for cpu widget

---
 cpu-widget/cpu-widget.lua | 74 +++++++++++++++++++++++++++++------------------
 1 file changed, 46 insertions(+), 28 deletions(-)

(limited to 'cpu-widget/cpu-widget.lua')

diff --git a/cpu-widget/cpu-widget.lua b/cpu-widget/cpu-widget.lua
index 88ebea9..0e027dd 100644
--- a/cpu-widget/cpu-widget.lua
+++ b/cpu-widget/cpu-widget.lua
@@ -10,40 +10,58 @@
 
 local watch = require("awful.widget.watch")
 local wibox = require("wibox")
+local beautiful = require("beautiful")
 
-local cpugraph_widget = wibox.widget {
-    max_value = 100,
-    background_color = "#00000000",
-    forced_width = 50,
-    step_width = 2,
-    step_spacing = 1,
-    widget = wibox.widget.graph,
-    color = "linear:0,0:0,22:0,#FF0000:0.3,#FFFF00:0.5,#74aeab"
-}
+local widget = {}
 
---- By default graph widget goes from left to right, so we mirror it and push up a bit
-local cpu_widget = wibox.container.margin(wibox.container.mirror(cpugraph_widget, { horizontal = true }), 0, 0, 0, 2)
+local function worker(args)
 
-local total_prev = 0
-local idle_prev = 0
+    local args = args or {}
 
-watch([[bash -c "cat /proc/stat | grep '^cpu '"]], 1,
-    function(widget, stdout)
-        local user, nice, system, idle, iowait, irq, softirq, steal, guest, guest_nice =
-        stdout:match('(%d+)%s(%d+)%s(%d+)%s(%d+)%s(%d+)%s(%d+)%s(%d+)%s(%d+)%s(%d+)%s(%d+)%s')
+    local width = args.width or 50
+    local step_width = args.step_width or 2
+    local step_spacing = args.step_spacing or 1
+    local color= args.color or beautiful.fg_normal
 
-        local total = user + nice + system + idle + iowait + irq + softirq + steal
+    local cpugraph_widget = wibox.widget {
+        max_value = 100,
+        background_color = "#00000000",
+        forced_width = width,
+        step_width = step_width,
+        step_spacing = step_spacing,
+        widget = wibox.widget.graph,
+        color = "linear:0,0:0,20:0,#FF0000:0.3,#FFFF00:0.6," .. color
+    }
 
-        local diff_idle = idle - idle_prev
-        local diff_total = total - total_prev
-        local diff_usage = (1000 * (diff_total - diff_idle) / diff_total + 5) / 10
+    --- By default graph widget goes from left to right, so we mirror it and push up a bit
+    local cpu_widget = wibox.container.margin(wibox.container.mirror(cpugraph_widget, { horizontal = true }), 0, 0, 0, 2)
 
-        widget:add_value(diff_usage)
+    local total_prev = 0
+    local idle_prev = 0
 
-        total_prev = total
-        idle_prev = idle
-    end,
-    cpugraph_widget
-)
+    watch([[bash -c "cat /proc/stat | grep '^cpu '"]], 1,
+            function(widget, stdout)
+                local user, nice, system, idle, iowait, irq, softirq, steal, guest, guest_nice =
+                        stdout:match('(%d+)%s(%d+)%s(%d+)%s(%d+)%s(%d+)%s(%d+)%s(%d+)%s(%d+)%s(%d+)%s(%d+)%s')
 
-return cpu_widget
+                local total = user + nice + system + idle + iowait + irq + softirq + steal
+
+                local diff_idle = idle - idle_prev
+                local diff_total = total - total_prev
+                local diff_usage = (1000 * (diff_total - diff_idle) / diff_total + 5) / 10
+
+                widget:add_value(diff_usage)
+
+                total_prev = total
+                idle_prev = idle
+            end,
+            cpugraph_widget
+    )
+
+    return cpu_widget
+
+end
+
+return setmetatable(widget, { __call = function(_, ...)
+    return worker(...)
+end })
-- 
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