Code Playground

@charset "UTF-8";
@import url(https://fonts.googleapis.com/css?family=Nunito+Sans:300,400,600,700,800);
*,
:after,
:before {
  box-sizing: border-box;
  padding: 0;
  margin: 0;
}
body{
  background: #e7e7e7;
  font-family: Arial, Helvetica, Sans-serif;
  text-align: center;
  padding: 5px;
  margin: 0;
}

.loader{
  margin: 50px auto 10px;
  width: 300px;
  height: 25px;
  border-radius: 14px;
  border-bottom: 1px solid #fff;
  border-top: 1px solid #999;
  background: #ccc;
  overflow: hidden;
  position: relative;
}

.loader.gray{
  background: #999;
}

.progress-bar{
  height: inherit;
  width: 0%;
  border-radius: inherit;
  position: relative;
  overflow: hidden;
}

.progress-stripes{
  width: inherit;
  height: inherit;
  font-size: 180px;
  font-weight: bold;
  margin-top: -50px;
  letter-spacing: -14px;
}

.percentage{
  position: absolute;
  top: 4px;
  right: 5px;
  font-weight: bold;
  font-size: 16px;
}

/***************************************/
/* BELOW HERE IS SOLELY FOR AESTHETICS */
/*_____________________________________*/

/*** COLOR SCHEMES ***/

/* RED */
.red .progress-bar{
  background: #e74c3c;
}
.red .progress-stripes{
  color: #c0392b;
}
.red .percentage{
  color: #eee;
}

/* BLUE */
.blue .progress-bar{
  background: #3498db;
}
.blue .progress-stripes{
  color: #2980b9;
}
.blue .percentage{
  color: #eee;
}

/* GREEN */
.green .progress-bar{
  background: #2ecc71;
}
.green .progress-stripes{
  color: #27ae60;
}
.green .percentage{
  color: #fff;
}

/* YELLOW */
.yellow .progress-bar{
  background: #f1c40f;
}
.yellow .progress-stripes{
  color: #f39c12;
}
.yellow .percentage{
  color: #fff;
}

/* PURPLE */
.purple .progress-bar{
  background: #9b59b6;
}
.purple .progress-stripes{
  color: #8e44ad;
}
.purple .percentage{
  color: #eee;
}

/* GRAY */
.gray .progress-bar{
  background: #ecf0f1;
}
.gray .progress-stripes{
  color: #bdc3c7;
}
.gray .percentage{
  color: #333;
}

/*** LOADED ***/

span{
  color: #888;
  text-shadow: 0 1px 0 #fff;
}

span.loaded.red{
  color: #c0392b;
}

span.loaded.blue{
  color: #2980b9;
}

span.loaded.green{
  color: #27ae60;
}

span.loaded.yellow{
  color: #d35400;
}

span.loaded.purple{
  color: #8e44ad;
}

span.loaded.gray{
  color: #444;
}

/*** SKINS ***/
.skins{
  padding: 4px 0 8px;
  cursor: default;
  font-size: 14px;
  color: #666;
  background: #fff;
  opacity: .5;
  -moz-transition: opacity .25s linear;
  -webkit-transition: opacity .25s linear;
  transition: opacity .25s linear;
}

.skins:hover{
  opacity: 1;
}

.skin{
  width: 20px;
  height: 20px;
  cursor: pointer;
  margin-bottom: -7px;
  border: 1px solid #fff;
  display: inline-block;
    *display: inline;
    zoom: 1.0;
}
#red{
  background: #c0392b;
}
#red:hover{
  background: #e74c3c;
}
#blue{
  background: #2980b9;
}
#blue:hover{
  background: #3498db;
}
#green{
  background: #27ae60;
}
#green:hover{
  background: #2ecc71;
}
#yellow{
  background: #f39c12;
}
#yellow:hover{
  background: #f1c40f;
}
#purple{
  background: #8e44ad;
}
#purple:hover{
  background: #9b59b6;
}
#gray{
  background: #7f8c8d;
}
#gray:hover{
  background: #95a5a6;
}

console.log("Event Fired")
/* SET RANDOM LOADER COLORS FOR DEMO PURPOSES */	
	var demoColorArray = ['red','blue','green','yellow','purple','gray'];
	var colorIndex = Math.floor(Math.random()*demoColorArray.length);
	setSkin(demoColorArray[colorIndex]);

/* RANDOM LARGE IMAGES FOR DEMO PURPOSES */	
	var demoImgArray = ['http://www.hdwallpapers.in/walls/halloween_2013-wide.jpg', 'http://www.hdwallpapers.in/walls/2013_print_tech_lamborghini_aventador-wide.jpg', 'http://www.hdwallpapers.in/walls/ama_dablam_himalaya_mountains-wide.jpg', 'http://www.hdwallpapers.in/walls/arrow_tv_series-wide.jpg', 'http://www.hdwallpapers.in/walls/anna_in_frozen-wide.jpg', 'http://www.hdwallpapers.in/walls/frozen_elsa-wide.jpg', 'http://www.hdwallpapers.in/walls/shraddha_kapoor-wide.jpg', 'http://www.hdwallpapers.in/walls/sahara_force_india_f1_team-HD.jpg', 'http://www.hdwallpapers.in/walls/lake_sunset-wide.jpg', 'http://www.hdwallpapers.in/walls/2013_movie_cloudy_with_a_chance_of_meatballs_2-wide.jpg', 'http://www.hdwallpapers.in/walls/bates_motel_2013_tv_series-wide.jpg', 'http://www.hdwallpapers.in/walls/krrish_3_movie-wide.jpg', 'http://www.hdwallpapers.in/walls/universe_door-wide.jpg', 'http://www.hdwallpapers.in/walls/night_rider-HD.jpg', 'http://www.hdwallpapers.in/walls/tide_and_waves-wide.jpg', 'http://www.hdwallpapers.in/walls/2014_lamborghini_veneno_roadster-wide.jpg', 'http://www.hdwallpapers.in/walls/peeta_katniss_the_hunger_games_catching_fire-wide.jpg', 'http://www.hdwallpapers.in/walls/captain_america_the_winter_soldier-wide.jpg', 'http://www.hdwallpapers.in/walls/puppeteer_ps3_game-wide.jpg', 'http://www.hdwallpapers.in/walls/lunar_space_galaxy-HD.jpg', 'http://www.hdwallpapers.in/walls/2013_wheelsandmore_lamborghini_aventador-wide.jpg', 'http://www.hdwallpapers.in/walls/destiny_2014_game-wide.jpg', 'http://www.hdwallpapers.in/colors_of_nature-wallpapers.html', 'http://www.hdwallpapers.in/walls/sunset_at_laguna_beach-wide.jpg'];
	
	// Stripes interval
	var stripesAnim;
	var calcPercent;
	
	$progress = $('.progress-bar');
	$percent = $('.percentage');
	$stripes = $('.progress-stripes');
	$stripes.text('////////////////////////');
	
	/* CHANGE LOADER SKIN */
	$('.skin').click(function(){
		var whichColor = $(this).attr('id');
		setSkin(whichColor);
	});
	
	// Call function to load array of images
	preload(demoImgArray);
	
	// Call function to animate stripes
	stripesAnimate(); 
	
	/* WHEN LOADED */
	$(window).load(function() {
		loaded = true;
		$progress.animate({
			width: "100%"
		}, 100, function() {
			$('span').text('Loaded!').addClass('loaded');
			$percent.text('100%');
			clearInterval(calcPercent);
			clearInterval(stripesAnim);
		});
	});
	
	/*** FUNCTIONS ***/
	
	/* LOADING */
	function preload(imgArray) {
		var increment = Math.floor(100 / imgArray.length);
		$(imgArray).each(function() {
			$('<img>').attr("src", this).load(function() {
				$progress.animate({
					width: "+=" + increment + "%"
				}, 100);
			});
		});
		calcPercent = setInterval(function() {
			
			//loop through the items
			$percent.text(Math.floor(($progress.width() / $('.loader').width()) * 100) + '%');
			
		});
	}
	
	/* STRIPES ANIMATION */
	function stripesAnimate() {
		animating();
		stripesAnim = setInterval(animating, 2500);
	}

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