ihk24/templates/source/js/vendor/jquery.easing.js

/*
 * jQuery Easing v1.4.1 - http://gsgd.co.uk/sandbox/jquery/easing/
 * Open source under the BSD License.
 * Copyright © 2008 George McGinley Smith
 * All rights reserved.
 * https://raw.github.com/gdsmith/jquery-easing/master/LICENSE
*/

console.log('THIS IS EASING');

(function (factory) {
  if (typeof define === "function" && define.amd) {
    define(['jquery'], function ($) {
      return factory($);
    });
  } else if (typeof module === "object" && typeof module.exports === "object") {
    exports = factory(require('jquery'));
  } else {
    factory(jQuery);
  }
})(function($){

// Preserve the original jQuery "swing" easing as "jswing"
$.easing.jswing = $.easing.swing;

var pow = Math.pow,
  sqrt = Math.sqrt,
  sin = Math.sin,
  cos = Math.cos,
  PI = Math.PI,
  c1 = 1.70158,
  c2 = c1 * 1.525,
  c3 = c1 + 1,
  c4 = ( 2 * PI ) / 3,
  c5 = ( 2 * PI ) / 4.5;

// x is the fraction of animation progress, in the range 0..1
function bounceOut(x) {
  var n1 = 7.5625,
    d1 = 2.75;
  if ( x < 1/d1 ) {
    return n1*x*x;
  } else if ( x < 2/d1 ) {
    return n1*(x-=(1.5/d1))*x + 0.75;
  } else if ( x < 2.5/d1 ) {
    return n1*(x-=(2.25/d1))*x + 0.9375;
  } else {
    return n1*(x-=(2.625/d1))*x + 0.984375;
  }
}

$.extend( $.easing,
{
  def: 'easeOutQuad',
  swing: function (x) {
    return $.easing[$.easing.def](x);
  },
  easeInQuad: function (x) {
    return x * x;
  },
  easeOutQuad: function (x) {
    return 1 - ( 1 - x ) * ( 1 - x );
  },
  easeInOutQuad: function (x) {
    return x < 0.5 ?
      2 * x * x :
      1 - pow( -2 * x + 2, 2 ) / 2;
  },
  easeInCubic: function (x) {
    return x * x * x;
  },
  easeOutCubic: function (x) {
    return 1 - pow( 1 - x, 3 );
  },
  easeInOutCubic: function (x) {
    return x < 0.5 ?
      4 * x * x * x :
      1 - pow( -2 * x + 2, 3 ) / 2;
  },
  easeInQuart: function (x) {
    return x * x * x * x;
  },
  easeOutQuart: function (x) {
    return 1 - pow( 1 - x, 4 );
  },
  easeInOutQuart: function (x) {
    return x < 0.5 ?
      8 * x * x * x * x :
      1 - pow( -2 * x + 2, 4 ) / 2;
  },
  easeInQuint: function (x) {
    return x * x * x * x * x;
  },
  easeOutQuint: function (x) {
    return 1 - pow( 1 - x, 5 );
  },
  easeInOutQuint: function (x) {
    return x < 0.5 ?
      16 * x * x * x * x * x :
      1 - pow( -2 * x + 2, 5 ) / 2;
  },
  easeInSine: function (x) {
    return 1 - cos( x * PI/2 );
  },
  easeOutSine: function (x) {
    return sin( x * PI/2 );
  },
  easeInOutSine: function (x) {
    return -( cos( PI * x ) - 1 ) / 2;
  },
  easeInExpo: function (x) {
    return x === 0 ? 0 : pow( 2, 10 * x - 10 );
  },
  easeOutExpo: function (x) {
    return x === 1 ? 1 : 1 - pow( 2, -10 * x );
  },
  easeInOutExpo: function (x) {
    return x === 0 ? 0 : x === 1 ? 1 : x < 0.5 ?
      pow( 2, 20 * x - 10 ) / 2 :
      ( 2 - pow( 2, -20 * x + 10 ) ) / 2;
  },
  easeInCirc: function (x) {
    return 1 - sqrt( 1 - pow( x, 2 ) );
  },
  easeOutCirc: function (x) {
    return sqrt( 1 - pow( x - 1, 2 ) );
  },
  easeInOutCirc: function (x) {
    return x < 0.5 ?
      ( 1 - sqrt( 1 - pow( 2 * x, 2 ) ) ) / 2 :
      ( sqrt( 1 - pow( -2 * x + 2, 2 ) ) + 1 ) / 2;
  },
  easeInElastic: function (x) {
    return x === 0 ? 0 : x === 1 ? 1 :
      -pow( 2, 10 * x - 10 ) * sin( ( x * 10 - 10.75 ) * c4 );
  },
  easeOutElastic: function (x) {
    return x === 0 ? 0 : x === 1 ? 1 :
      pow( 2, -10 * x ) * sin( ( x * 10 - 0.75 ) * c4 ) + 1;
  },
  easeInOutElastic: function (x) {
    return x === 0 ? 0 : x === 1 ? 1 : x < 0.5 ?
      -( pow( 2, 20 * x - 10 ) * sin( ( 20 * x - 11.125 ) * c5 )) / 2 :
      pow( 2, -20 * x + 10 ) * sin( ( 20 * x - 11.125 ) * c5 ) / 2 + 1;
  },
  easeInBack: function (x) {
    return c3 * x * x * x - c1 * x * x;
  },
  easeOutBack: function (x) {
    return 1 + c3 * pow( x - 1, 3 ) + c1 * pow( x - 1, 2 );
  },
  easeInOutBack: function (x) {
    return x < 0.5 ?
      ( pow( 2 * x, 2 ) * ( ( c2 + 1 ) * 2 * x - c2 ) ) / 2 :
      ( pow( 2 * x - 2, 2 ) *( ( c2 + 1 ) * ( x * 2 - 2 ) + c2 ) + 2 ) / 2;
  },
  easeInBounce: function (x) {
    return 1 - bounceOut( 1 - x );
  },
  easeOutBounce: bounceOut,
  easeInOutBounce: function (x) {
    return x < 0.5 ?
      ( 1 - bounceOut( 1 - 2 * x ) ) / 2 :
      ( 1 + bounceOut( 2 * x - 1 ) ) / 2;
  }
});

});