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83 lines
2.5 KiB
JavaScript
83 lines
2.5 KiB
JavaScript
/*!
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* jquery.counterup.js 1.0
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*
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* Copyright 2013, Benjamin Intal http://gambit.ph @bfintal
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* Released under the GPL v2 License
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*
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* Date: Nov 26, 2013
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*/
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(function( $ ){
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"use strict";
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$.fn.counterUp = function( options ) {
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// Defaults
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var settings = $.extend({
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'time': 400,
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'delay': 10
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}, options);
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return this.each(function(){
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// Store the object
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var $this = $(this);
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var $settings = settings;
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var counterUpper = function() {
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var nums = [];
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var divisions = $settings.time / $settings.delay;
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var num = $this.text();
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var isComma = /[0-9]+,[0-9]+/.test(num);
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num = num.replace(/,/g, '');
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var isInt = /^[0-9]+$/.test(num);
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var isFloat = /^[0-9]+\.[0-9]+$/.test(num);
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var decimalPlaces = isFloat ? (num.split('.')[1] || []).length : 0;
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// Generate list of incremental numbers to display
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for (var i = divisions; i >= 1; i--) {
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// Preserve as int if input was int
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var newNum = parseInt(num / divisions * i);
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// Preserve float if input was float
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if (isFloat) {
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newNum = parseFloat(num / divisions * i).toFixed(decimalPlaces);
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}
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// Preserve commas if input had commas
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if (isComma) {
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while (/(\d+)(\d{3})/.test(newNum.toString())) {
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newNum = newNum.toString().replace(/(\d+)(\d{3})/, '$1'+','+'$2');
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}
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}
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nums.unshift(newNum);
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}
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$this.data('counterup-nums', nums);
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$this.text('0');
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// Updates the number until we're done
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var f = function() {
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$this.text($this.data('counterup-nums').shift());
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if ($this.data('counterup-nums').length) {
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setTimeout($this.data('counterup-func'), $settings.delay);
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} else {
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delete $this.data('counterup-nums');
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$this.data('counterup-nums', null);
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$this.data('counterup-func', null);
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}
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};
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$this.data('counterup-func', f);
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// Start the count up
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setTimeout($this.data('counterup-func'), $settings.delay);
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};
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// Perform counts when the element gets into view
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$this.waypoint(counterUpper, { offset: '100%', triggerOnce: true });
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});
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};
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})( jQuery ); |