From ff55421f5232228e0f800c4c574634478c2c5f4a Mon Sep 17 00:00:00 2001
From: Michael Carlberg <c@rlberg.se>
Date: Tue, 20 Dec 2016 15:24:41 +0100
Subject: [PATCH] feat(cpu): Load percentage per core

Display load percentage for individual cpu cores
or a concatenated string for all cores.

Example:

  label = %percentage-core1% %percentage-core4%
  label = %percentage-cores%

Refs #256
---
 src/modules/cpu.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/src/modules/cpu.cpp b/src/modules/cpu.cpp
index f74a511b..fdb91442 100644
--- a/src/modules/cpu.cpp
+++ b/src/modules/cpu.cpp
@@ -54,10 +54,15 @@ namespace modules {
       return false;
     }
 
+    vector<string> percentage_cores;
     for (size_t i = 0; i < cores_n; i++) {
       auto load = get_load(i);
       m_total += load;
       m_load.emplace_back(load);
+
+      if (m_label) {
+        percentage_cores.emplace_back(to_string(static_cast<int>(load + 0.5f)) + "%");
+      }
     }
 
     m_total = m_total / static_cast<float>(cores_n);
@@ -65,6 +70,12 @@ namespace modules {
     if (m_label) {
       m_label->reset_tokens();
       m_label->replace_token("%percentage%", to_string(static_cast<int>(m_total + 0.5f)) + "%");
+      m_label->replace_token("%percentage-cores%", string_util::join(percentage_cores, " "));
+
+      size_t i{0};
+      for (auto&& p : percentage_cores) {
+        m_label->replace_token("%percentage-core" + to_string(++i) + "%", p);
+      }
     }
 
     return true;