(function($){
'use strict';
$(window).on('load', function(){
var winHeight=$(window).height(),
docHeight=$(document).height();
var max=docHeight - winHeight;
$('.readingProgressbar').attr('max', max);
var progressForeground=$('.readingProgressbar').attr('data-foreground');
var progressBackground=$('.readingProgressbar').attr('data-background');
var progressHeight=$('.readingProgressbar').attr('data-height');
var progressPosition=$('.readingProgressbar').attr('data-position');
var progressCustomPosition=$('.readingProgressbar').attr('data-custom-position');
var progressFixedOrAbsolute='fixed';
if(progressPosition=='custom'){
$('.readingProgressbar').appendTo(progressCustomPosition);
progressPosition='bottom';
progressFixedOrAbsolute='absolute';
}
if(progressPosition=='top'){
var progressTop='0';
var progressBottom='auto';
}else{
var progressTop='auto';
var progressBottom='0';
}
$('.readingProgressbar').css({
'background-color':progressBackground,
'color':progressForeground,
'height':progressHeight + 'px',
'top':progressTop,
'bottom':progressBottom,
'position':progressFixedOrAbsolute,
'display':'block'
});
$('<style>.readingProgressbar::-webkit-progress-bar { background-color: transparent } .readingProgressbar::-webkit-progress-value { background-color: ' + progressForeground + ' } .readingProgressbar::-moz-progress-bar { background-color: ' + progressForeground + ' }</style>')
.appendTo('head');
var value=$(window).scrollTop();
$('.readingProgressbar').attr('value', value);
$(document).on('scroll', function(){
value=$(window).scrollTop();
$('.readingProgressbar').attr('value', value);
});
});
})(jQuery);