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https://investors.energizerholdings.com/js/jquery.easing.js

js energizerholdings.com collected 2026-10-02 10:01:05 UTC 5,693 bytes, 210 lines download raw bytes

vendor: 3,108 bytes, lines 1-114
1/*
2 * jQuery Easing v1.3 - http://gsgd.co.uk/sandbox/jquery/easing/
3  */
4
5"use strict";
6jQuery.easing['jswing'] = jQuery.easing['swing'];
7
8jQuery.extend(
9	jQuery.easing,
10	{
11		def: 'easeOutQuad',
12		swing: function (x, t, b, c, d) {
13			return jQuery.easing[jQuery.easing.def](x, t, b, c, d);
14		},
15		easeInQuad: function (x, t, b, c, d) {
16			return c * (t /= d) * t + b;
17		},
18		easeOutQuad: function (x, t, b, c, d) {
19			return -c * (t /= d) * (t - 2) + b;
20		},
21		easeInOutQuad: function (x, t, b, c, d) {
22			if ((t /= d / 2) < 1) {
23				return c / 2 * t * t + b;
24			}
25			return -c / 2 * ((--t) * (t - 2) - 1) + b;
26		},
27		easeInCubic: function (x, t, b, c, d) {
28			return c * (t /= d) * t * t + b;
29		},
30		easeOutCubic: function (x, t, b, c, d) {
31			return c * ((t = t / d - 1) * t * t + 1) + b;
32		},
33		easeInOutCubic: function (x, t, b, c, d) {
34			if ((t /= d / 2) < 1) {
35				return c / 2 * t * t * t + b;
36			}
37			return c / 2 * ((t -= 2) * t * t + 2) + b;
38		},
39		easeInQuart: function (x, t, b, c, d) {
40			return c * (t /= d) * t * t * t + b;
41		},
42		easeOutQuart: function (x, t, b, c, d) {
43			return -c * ((t = t / d - 1) * t * t * t - 1) + b;
44		},
45		easeInOutQuart: function (x, t, b, c, d) {
46			if ((t /= d / 2) < 1) {
47				return c / 2 * t * t * t * t + b;
48			}
49			return -c / 2 * ((t -= 2) * t * t * t - 2) + b;
50		},
51		easeInQuint: function (x, t, b, c, d) {
52			return c * (t /= d) * t * t * t * t + b;
53		},
54		easeOutQuint: function (x, t, b, c, d) {
55			return c * ((t = t / d - 1) * t * t * t * t + 1) + b;
56		},
57		easeInOutQuint: function (x, t, b, c, d) {
58			if ((t /= d / 2) < 1) {
59				return c / 2 * t * t * t * t * t + b;
60			}
61			return c / 2 * ((t -= 2) * t * t * t * t + 2) + b;
62		},
63		easeInSine: function (x, t, b, c, d) {
64			return -c * Math.cos( t / d * (Math.PI / 2) ) + c + b;
65		},
66		easeOutSine: function (x, t, b, c, d) {
67			return c * Math.sin( t / d * (Math.PI / 2) ) + b;
68		},
69		easeInOutSine: function (x, t, b, c, d) {
70			return -c / 2 * (Math.cos( Math.PI * t / d ) - 1) + b;
71		},
72		easeInExpo: function (x, t, b, c, d) {
73			return (t == 0) ? b : c * Math.pow( 2, 10 * (t / d - 1) ) + b;
74		},
75		easeOutExpo: function (x, t, b, c, d) {
76			return (t == d) ? b + c : c * (-Math.pow( 2, -10 * t / d ) + 1) + b;
77		},
78		easeInOutExpo: function (x, t, b, c, d) {
79			if (t == 0) {
80				return b;
81			}
82			if (t == d) {
83				return b + c;
84			}
85			if ((t /= d / 2) < 1) {
86				return c / 2 * Math.pow( 2, 10 * (t - 1) ) + b;
87			}
88			return c / 2 * (-Math.pow( 2, -10 * --t ) + 2) + b;
89		},
90		easeInCirc: function (x, t, b, c, d) {
91			return -c * (Math.sqrt( 1 - (t /= d) * t ) - 1) + b;
92		},
93		easeOutCirc: function (x, t, b, c, d) {
94			return c * Math.sqrt( 1 - (t = t / d - 1) * t ) + b;
95		},
96		easeInOutCirc: function (x, t, b, c, d) {
97			if ((t /= d / 2) < 1) {
98				return -c / 2 * (Math.sqrt( 1 - t * t ) - 1) + b;
99			}
100			return c / 2 * (Math.sqrt( 1 - (t -= 2) * t ) + 1) + b;
101		},
102		easeInElastic: function (x, t, b, c, d) {
103			var s = 1.70158;
104			var p = 0;
105			var a = c;
106			if (t == 0) {
107				return b;
108			}
109			if ((t /= d) == 1) {
110				return b + c;
111			}
112			if ( ! p) {
113				p = d * .3;
114			}
115			if (a < Math.abs( c )) {
116				a     = c;
117				var s = p / 4;
118			} else {
119				var s = p / (2 * Math.PI) * Math.asin( c / a );
120			}
121			return -(a * Math.pow( 2, 10 * (t -= 1) ) * Math.sin( (t * d - s) * (2 * Math.PI) / p )) + b;
122		},
123		easeOutElastic: function (x, t, b, c, d) {
124			var s = 1.70158;
125			var p = 0;
126			var a = c;
127			if (t == 0) {
128				return b;
129			}
130			if ((t /= d) == 1) {
131				return b + c;
132			}
133			if ( ! p) {
134				p = d * .3;
135			}
136			if (a < Math.abs( c )) {
137				a     = c;
138				var s = p / 4;
139			} else {
140				var s = p / (2 * Math.PI) * Math.asin( c / a );
141			}
142			return a * Math.pow( 2, -10 * t ) * Math.sin( (t * d - s) * (2 * Math.PI) / p ) + c + b;
143		},
144		easeInOutElastic: function (x, t, b, c, d) {
145			var s = 1.70158;
146			var p = 0;
147			var a = c;
148			if (t == 0) {
149				return b;
150			}
151			if ((t /= d / 2) == 2) {
152				return b + c;
153			}
154			if ( ! p) {
155				p = d * (.3 * 1.5);
156			}
157			if (a < Math.abs( c )) {
158				a     = c;
159				var s = p / 4;
160			} else {
161				var s = p / (2 * Math.PI) * Math.asin( c / a );
162			}
163			if (t < 1) {
164				return -.5 * (a * Math.pow( 2, 10 * (t -= 1) ) * Math.sin( (t * d - s) * (2 * Math.PI) / p )) + b;
165			}
166			return a * Math.pow( 2, -10 * (t -= 1) ) * Math.sin( (t * d - s) * (2 * Math.PI) / p ) * .5 + c + b;
167		},
168		easeInBack: function (x, t, b, c, d, s) {
169			if (s == undefined) {
170				s = 1.70158;
171			}
172			return c * (t /= d) * t * ((s + 1) * t - s) + b;
173		},
174		easeOutBack: function (x, t, b, c, d, s) {
175			if (s == undefined) {
176				s = 1.70158;
177			}
178			return c * ((t = t / d - 1) * t * ((s + 1) * t + s) + 1) + b;
179		},
180		easeInOutBack: function (x, t, b, c, d, s) {
181			if (s == undefined) {
182				s = 1.70158;
183			}
184			if ((t /= d / 2) < 1) {
185				return c / 2 * (t * t * (((s *= (1.525)) + 1) * t - s)) + b;
186			}
187			return c / 2 * ((t -= 2) * t * (((s *= (1.525)) + 1) * t + s) + 2) + b;
188		},
189		easeInBounce: function (x, t, b, c, d) {
190			return c - jQuery.easing.easeOutBounce( x, d - t, 0, c, d ) + b;
191		},
192		easeOutBounce: function (x, t, b, c, d) {
193			if ((t /= d) < (1 / 2.75)) {
194				return c * (7.5625 * t * t) + b;
195			} else if (t < (2 / 2.75)) {
196				return c * (7.5625 * (t -= (1.5 / 2.75)) * t + .75) + b;
197			} else if (t < (2.5 / 2.75)) {
198				return c * (7.5625 * (t -= (2.25 / 2.75)) * t + .9375) + b;
199			} else {
200				return c * (7.5625 * (t -= (2.625 / 2.75)) * t + .984375) + b;
201			}
202		},
203		easeInOutBounce: function (x, t, b, c, d) {
204			if (t < d / 2) {
205				return jQuery.easing.easeInBounce( x, t * 2, 0, c, d ) * .5 + b;
206			}
207			return jQuery.easing.easeOutBounce( x, t * 2 - d, 0, c, d ) * .5 + c * .5 + b;
208		}
209	}
210);

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