| Total Complexity | 62 |
| Complexity/F | 2 |
| Lines of Code | 134 |
| Function Count | 31 |
| Duplicated Lines | 134 |
| Ratio | 100 % |
| Changes | 1 | ||
| Bugs | 0 | Features | 1 |
Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
Complex classes like tests/demo/site/js/jquery.easing.1.3.js often do a lot of different things. To break such a class down, we need to identify a cohesive component within that class. A common approach to find such a component is to look for fields/methods that share the same prefixes, or suffixes.
Once you have determined the fields that belong together, you can apply the Extract Class refactoring. If the component makes sense as a sub-class, Extract Subclass is also a candidate, and is often faster.
| 1 | /* |
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| 39 | View Code Duplication | jQuery.easing['jswing'] = jQuery.easing['swing']; |
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| 40 | |||
| 41 | jQuery.extend( jQuery.easing, |
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| 42 | { |
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| 43 | def: 'easeOutQuad', |
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| 44 | swing: function (x, t, b, c, d) { |
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| 45 | //alert(jQuery.easing.default); |
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| 46 | return jQuery.easing[jQuery.easing.def](x, t, b, c, d); |
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| 47 | }, |
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| 48 | easeInQuad: function (x, t, b, c, d) { |
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| 49 | return c*(t/=d)*t + b; |
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| 50 | }, |
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| 51 | easeOutQuad: function (x, t, b, c, d) { |
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| 52 | return -c *(t/=d)*(t-2) + b; |
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| 53 | }, |
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| 54 | easeInOutQuad: function (x, t, b, c, d) { |
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| 55 | if ((t/=d/2) < 1) return c/2*t*t + b; |
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| 56 | return -c/2 * ((--t)*(t-2) - 1) + b; |
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| 57 | }, |
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| 58 | easeInCubic: function (x, t, b, c, d) { |
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| 59 | return c*(t/=d)*t*t + b; |
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| 60 | }, |
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| 61 | easeOutCubic: function (x, t, b, c, d) { |
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| 62 | return c*((t=t/d-1)*t*t + 1) + b; |
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| 63 | }, |
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| 64 | easeInOutCubic: function (x, t, b, c, d) { |
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| 65 | if ((t/=d/2) < 1) return c/2*t*t*t + b; |
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| 66 | return c/2*((t-=2)*t*t + 2) + b; |
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| 67 | }, |
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| 68 | easeInQuart: function (x, t, b, c, d) { |
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| 69 | return c*(t/=d)*t*t*t + b; |
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| 70 | }, |
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| 71 | easeOutQuart: function (x, t, b, c, d) { |
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| 72 | return -c * ((t=t/d-1)*t*t*t - 1) + b; |
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| 73 | }, |
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| 74 | easeInOutQuart: function (x, t, b, c, d) { |
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| 75 | if ((t/=d/2) < 1) return c/2*t*t*t*t + b; |
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| 76 | return -c/2 * ((t-=2)*t*t*t - 2) + b; |
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| 77 | }, |
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| 78 | easeInQuint: function (x, t, b, c, d) { |
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| 79 | return c*(t/=d)*t*t*t*t + b; |
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| 80 | }, |
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| 81 | easeOutQuint: function (x, t, b, c, d) { |
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| 82 | return c*((t=t/d-1)*t*t*t*t + 1) + b; |
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| 83 | }, |
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| 84 | easeInOutQuint: function (x, t, b, c, d) { |
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| 85 | if ((t/=d/2) < 1) return c/2*t*t*t*t*t + b; |
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| 86 | return c/2*((t-=2)*t*t*t*t + 2) + b; |
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| 87 | }, |
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| 88 | easeInSine: function (x, t, b, c, d) { |
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| 89 | return -c * Math.cos(t/d * (Math.PI/2)) + c + b; |
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| 90 | }, |
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| 91 | easeOutSine: function (x, t, b, c, d) { |
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| 92 | return c * Math.sin(t/d * (Math.PI/2)) + b; |
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| 93 | }, |
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| 94 | easeInOutSine: function (x, t, b, c, d) { |
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| 95 | return -c/2 * (Math.cos(Math.PI*t/d) - 1) + b; |
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| 96 | }, |
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| 97 | easeInExpo: function (x, t, b, c, d) { |
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| 98 | return (t==0) ? b : c * Math.pow(2, 10 * (t/d - 1)) + b; |
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| 99 | }, |
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| 100 | easeOutExpo: function (x, t, b, c, d) { |
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| 101 | return (t==d) ? b+c : c * (-Math.pow(2, -10 * t/d) + 1) + b; |
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| 102 | }, |
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| 103 | easeInOutExpo: function (x, t, b, c, d) { |
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| 104 | if (t==0) return b; |
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| 105 | if (t==d) return b+c; |
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| 106 | if ((t/=d/2) < 1) return c/2 * Math.pow(2, 10 * (t - 1)) + b; |
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| 107 | return c/2 * (-Math.pow(2, -10 * --t) + 2) + b; |
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| 108 | }, |
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| 109 | easeInCirc: function (x, t, b, c, d) { |
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| 110 | return -c * (Math.sqrt(1 - (t/=d)*t) - 1) + b; |
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| 111 | }, |
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| 112 | easeOutCirc: function (x, t, b, c, d) { |
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| 113 | return c * Math.sqrt(1 - (t=t/d-1)*t) + b; |
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| 114 | }, |
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| 115 | easeInOutCirc: function (x, t, b, c, d) { |
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| 116 | if ((t/=d/2) < 1) return -c/2 * (Math.sqrt(1 - t*t) - 1) + b; |
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| 117 | return c/2 * (Math.sqrt(1 - (t-=2)*t) + 1) + b; |
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| 118 | }, |
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| 119 | easeInElastic: function (x, t, b, c, d) { |
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| 120 | var s=1.70158;var p=0;var a=c; |
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| 121 | if (t==0) return b; if ((t/=d)==1) return b+c; if (!p) p=d*.3; |
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| 122 | if (a < Math.abs(c)) { a=c; var s=p/4; } |
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| 123 | else var s = p/(2*Math.PI) * Math.asin (c/a); |
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| 124 | return -(a*Math.pow(2,10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )) + b; |
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| 125 | }, |
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| 126 | easeOutElastic: function (x, t, b, c, d) { |
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| 127 | var s=1.70158;var p=0;var a=c; |
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| 128 | if (t==0) return b; if ((t/=d)==1) return b+c; if (!p) p=d*.3; |
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| 129 | if (a < Math.abs(c)) { a=c; var s=p/4; } |
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| 130 | else var s = p/(2*Math.PI) * Math.asin (c/a); |
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| 131 | return a*Math.pow(2,-10*t) * Math.sin( (t*d-s)*(2*Math.PI)/p ) + c + b; |
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| 132 | }, |
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| 133 | easeInOutElastic: function (x, t, b, c, d) { |
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| 134 | var s=1.70158;var p=0;var a=c; |
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| 135 | if (t==0) return b; if ((t/=d/2)==2) return b+c; if (!p) p=d*(.3*1.5); |
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| 136 | if (a < Math.abs(c)) { a=c; var s=p/4; } |
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| 137 | else var s = p/(2*Math.PI) * Math.asin (c/a); |
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| 138 | if (t < 1) return -.5*(a*Math.pow(2,10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )) + b; |
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| 139 | return a*Math.pow(2,-10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )*.5 + c + b; |
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| 140 | }, |
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| 141 | easeInBack: function (x, t, b, c, d, s) { |
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| 142 | if (s == undefined) s = 1.70158; |
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| 143 | return c*(t/=d)*t*((s+1)*t - s) + b; |
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| 144 | }, |
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| 145 | easeOutBack: function (x, t, b, c, d, s) { |
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| 146 | if (s == undefined) s = 1.70158; |
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| 147 | return c*((t=t/d-1)*t*((s+1)*t + s) + 1) + b; |
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| 148 | }, |
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| 149 | easeInOutBack: function (x, t, b, c, d, s) { |
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| 150 | if (s == undefined) s = 1.70158; |
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| 151 | if ((t/=d/2) < 1) return c/2*(t*t*(((s*=(1.525))+1)*t - s)) + b; |
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| 152 | return c/2*((t-=2)*t*(((s*=(1.525))+1)*t + s) + 2) + b; |
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| 153 | }, |
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| 154 | easeInBounce: function (x, t, b, c, d) { |
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| 155 | return c - jQuery.easing.easeOutBounce (x, d-t, 0, c, d) + b; |
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| 156 | }, |
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| 157 | easeOutBounce: function (x, t, b, c, d) { |
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| 158 | if ((t/=d) < (1/2.75)) { |
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| 159 | return c*(7.5625*t*t) + b; |
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| 160 | } else if (t < (2/2.75)) { |
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| 161 | return c*(7.5625*(t-=(1.5/2.75))*t + .75) + b; |
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| 162 | } else if (t < (2.5/2.75)) { |
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| 163 | return c*(7.5625*(t-=(2.25/2.75))*t + .9375) + b; |
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| 164 | } else { |
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| 165 | return c*(7.5625*(t-=(2.625/2.75))*t + .984375) + b; |
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| 166 | } |
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| 167 | }, |
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| 168 | easeInOutBounce: function (x, t, b, c, d) { |
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| 169 | if (t < d/2) return jQuery.easing.easeInBounce (x, t*2, 0, c, d) * .5 + b; |
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| 170 | return jQuery.easing.easeOutBounce (x, t*2-d, 0, c, d) * .5 + c*.5 + b; |
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| 171 | } |
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| 172 | }); |
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| 173 | |||
| 205 | */ |