A Pen by Kostas X.

Battery-Icons-+-Battery-API.markdown

Battery Icons + Battery API

Battery by @fei on dribbble: http://dribbble.com/shots/1209794-Battery

Forked from Felix De Montis's Pen Battery.

For more on the Battery API see David Walsh's article.

A Pen by Kostas X on CodePen.

License.

index.html

<!-- The Battery API Requires Firefox 28+ -->

<div class="battery"></div>
<div class="battery-status"></div>
<div class="battery-level"></div>

<!-- Battery Status: .p0 - p100 -->

script.js

var batteryStatus = document.querySelector(".battery-status");
var batteryLevel = document.querySelector(".battery-level");
var batteryIcon = document.querySelector(".battery");
var batteryPercentage = 0;

var battery = navigator.battery || navigator.webkitBattery || navigator.mozBattery;

if ( !battery ){
  batteryStatus.textContent = "Battery API Not Supported!";
} else {
  batteryLevel.style.visibility = "visible";
  batteryStatus.textContent = battery.charging ? "Charging" : "Unplugged";
  batteryLevel.textContent = battery.level * 100 + "%";
  batteryPercentage = Math.round(battery.level * 10) * 10;
  batteryIcon.classList.add("p"+batteryPercentage);
 
  
battery.addEventListener("levelchange", function(e) {
 var batteryLevelClass = batteryIcon.className.match(/p.+/);
 batteryIcon.classList.remove(batteryLevelClass);
 batteryPercentage = Math.round(battery.level * 10) * 10;
 batteryIcon.classList.add("p"+batteryPercentage);
 batteryLevel.textContent = battery.level * 100 + "%";
  
}, false);

  battery.addEventListener("chargingchange", function(e) {
	  batteryStatus.textContent = battery.charging ? "Charging" : "Unplugged";
}, false);

  // NOT IMPLEMENTED YET
  battery.addEventListener("chargingtimechange", function(e) {
	// battery.chargingTime
}, false);

  battery.addEventListener("dischargingtimechange", function(e) {
    // battery.dischargingTime
}, false);

}

style.css

html { font-size: 0.625em }

body {
  background-color: #000;
  margin: 0;
  padding: 0;
  position: absolute;
  top: 50%;
  left: 50%;
  margin-left: -15.225em;
}

.battery-level,
.battery-status {
  padding: 6px;
  text-align: center;
  color: white;
  font-size: 18px;
  font-family: Arial, sans-serif;
  border: 4px solid #ccc;
  display: inline-block;
  margin-left: 1em;
}

.battery-level {
  visibility: hidden;
}


.battery {
  height: 3.8em;
  width: 2.2em;
  background-color: transparent;
  box-sizing: border-box;
  border: .3em #ffffff solid;
  float: left;
  display: block;
  margin-left: 2.4em;
}

.battery::before {
  content: "";
  height: .4em;
  width: 1em;
  background-color: #ffffff;
  position: absolute;
  margin-top: -.7em;
  margin-left: .3em;
}

.battery::after {
  content: "";
  background-color: #ffffff;
  width: 1.2em;
  position: absolute;
  margin-left: .2em;
  
}

.battery.p0::after {
  height: 2.8em;
  margin-top: .2em;
  background: 
    linear-gradient(113deg, 
      rgb(235, 106, 66) 0%, 
      rgb(235, 106, 66) 46%, 
      rgb(85, 85, 87) 46%, 
      rgb(85, 85, 87) 54%, 
      rgb(235, 106, 66) 54%, 
      rgb(235, 106, 66) 100%);
}

.battery.pCharging::after {
  height: 2.8em;
  margin-top: .2em;
  background: 
    linear-gradient(113deg, 
      rgb(243, 243, 18) 0%, 
      rgb(0, 106, 66) 50%, 
      rgb(0, 0, 0) 50%, 
      rgb(0, 0, 0) 60%, 
      rgb(0, 106, 66) 60%, 
      rgb(243, 243, 18) 100%);
}

.battery.p10::after {
  height: .3em;
  margin-top: 2.7em;
  background-color: rgb(235, 106, 66);
}

.battery.p20::after {
  height: .6em;
  margin-top: 2.4em;
  background-color: rgb(235, 106, 66);
}

.battery.p30::after {
  height: .8em;
  margin-top: 2.2em;
  background-color: rgb(235, 106, 66);
}

.battery.p40::after {
  height: 1em;
  margin-top: 2em;
  background-color: #C0A32E;
}

.battery.p50::after {
  height: 1.6em;
  margin-top: 1.4em;
  background-color: #C0A32E;
}

.battery.p60::after {
  height: 1.9em;
  margin-top: 1.1em;
  background-color: #C0A32E;
}

.battery.p70::after {
  height: 2.1em;
  margin-top: 0.9em;
  background-color: #C0A32E;
}

.battery.p80::after {
  height: 2.2em;
  margin-top: 0.8em;
  background-color: #288528;
}

.battery.p90::after {
  height: 2.5em;
  margin-top: 0.5em;
  background-color: #288528;
}

.battery.p100::after {
  height: 2.8em;
  margin-top: 0.2em;
  background-color: #288528;
}

.battery:first-child { margin-left: 0 }