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https://www.ethicalconsumer.org/themes/custom/site_theme/js/easing.js?tlrnlx

js ethicalconsumer.org collected 2026-09-24 08:42:10 UTC 8,497 bytes, 206 lines download raw bytes

vendor: 8,497 bytes, lines 1-206
1/*
2 * jQuery Easing v1.3 - http://gsgd.co.uk/sandbox/jquery/easing/
3 *
4 * Uses the built in easing capabilities added In jQuery 1.1
5 * to offer multiple easing options
6 *
7 * TERMS OF USE - jQuery Easing
8 *
9 * Open source under the BSD License.
10 *
11 * Copyright 2008 George McGinley Smith
12 * All rights reserved.
13 *
14 * Redistribution and use in source and binary forms, with or without modification,
15 * are permitted provided that the following conditions are met:
16 *
17 * Redistributions of source code must retain the above copyright notice, this list of
18 * conditions and the following disclaimer.
19 * Redistributions in binary form must reproduce the above copyright notice, this list
20 * of conditions and the following disclaimer in the documentation and/or other materials
21 * provided with the distribution.
22 *
23 * Neither the name of the author nor the names of contributors may be used to endorse
24 * or promote products derived from this software without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
27 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
28 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
29 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
30 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
31 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
32 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
33 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
34 * OF THE POSSIBILITY OF SUCH DAMAGE.
35 *
36*/
37(function ($, Drupal) {
38
39// t: current time, b: begInnIng value, c: change In value, d: duration
40$.easing.jswing = $.easing.swing;
41
42$.extend($.easing,
43  {
44    def: 'easeOutQuad',
45    swing: function (x, t, b, c, d) {
46      //alert($.easing.default);
47      return $.easing[$.easing.def](x, t, b, c, d);
48    },
49    easeInQuad: function (x, t, b, c, d) {
50      return c*(t/=d)*t + b;
51    },
52    easeOutQuad: function (x, t, b, c, d) {
53      return -c *(t/=d)*(t-2) + b;
54    },
55    easeInOutQuad: function (x, t, b, c, d) {
56      if ((t/=d/2) < 1) return c/2*t*t + b;
57      return -c/2 * ((--t)*(t-2) - 1) + b;
58    },
59    easeInCubic: function (x, t, b, c, d) {
60      return c*(t/=d)*t*t + b;
61    },
62    easeOutCubic: function (x, t, b, c, d) {
63      return c*((t=t/d-1)*t*t + 1) + b;
64    },
65    easeInOutCubic: function (x, t, b, c, d) {
66      if ((t/=d/2) < 1) return c/2*t*t*t + b;
67      return c/2*((t-=2)*t*t + 2) + b;
68    },
69    easeInQuart: function (x, t, b, c, d) {
70      return c*(t/=d)*t*t*t + b;
71    },
72    easeOutQuart: function (x, t, b, c, d) {
73      return -c * ((t=t/d-1)*t*t*t - 1) + b;
74    },
75    easeInOutQuart: function (x, t, b, c, d) {
76      if ((t/=d/2) < 1) return c/2*t*t*t*t + b;
77      return -c/2 * ((t-=2)*t*t*t - 2) + b;
78    },
79    easeInQuint: function (x, t, b, c, d) {
80      return c*(t/=d)*t*t*t*t + b;
81    },
82    easeOutQuint: function (x, t, b, c, d) {
83      return c*((t=t/d-1)*t*t*t*t + 1) + b;
84    },
85    easeInOutQuint: function (x, t, b, c, d) {
86      if ((t/=d/2) < 1) return c/2*t*t*t*t*t + b;
87      return c/2*((t-=2)*t*t*t*t + 2) + b;
88    },
89    easeInSine: function (x, t, b, c, d) {
90      return -c * Math.cos(t/d * (Math.PI/2)) + c + b;
91    },
92    easeOutSine: function (x, t, b, c, d) {
93      return c * Math.sin(t/d * (Math.PI/2)) + b;
94    },
95    easeInOutSine: function (x, t, b, c, d) {
96      return -c/2 * (Math.cos(Math.PI*t/d) - 1) + b;
97    },
98    easeInExpo: function (x, t, b, c, d) {
99      return (t==0) ? b : c * Math.pow(2, 10 * (t/d - 1)) + b;
100    },
101    easeOutExpo: function (x, t, b, c, d) {
102      return (t==d) ? b+c : c * (-Math.pow(2, -10 * t/d) + 1) + b;
103    },
104    easeInOutExpo: function (x, t, b, c, d) {
105      if (t==0) return b;
106      if (t==d) return b+c;
107      if ((t/=d/2) < 1) return c/2 * Math.pow(2, 10 * (t - 1)) + b;
108      return c/2 * (-Math.pow(2, -10 * --t) + 2) + b;
109    },
110    easeInCirc: function (x, t, b, c, d) {
111      return -c * (Math.sqrt(1 - (t/=d)*t) - 1) + b;
112    },
113    easeOutCirc: function (x, t, b, c, d) {
114      return c * Math.sqrt(1 - (t=t/d-1)*t) + b;
115    },
116    easeInOutCirc: function (x, t, b, c, d) {
117      if ((t/=d/2) < 1) return -c/2 * (Math.sqrt(1 - t*t) - 1) + b;
118      return c/2 * (Math.sqrt(1 - (t-=2)*t) + 1) + b;
119    },
120    easeInElastic: function (x, t, b, c, d) {
121      var s=1.70158;var p=0;var a=c;
122      if (t==0) return b;  if ((t/=d)==1) return b+c;  if (!p) p=d*.3;
123      if (a < Math.abs(c)) { a=c; var s=p/4; }
124      else var s = p/(2*Math.PI) * Math.asin (c/a);
125      return -(a*Math.pow(2,10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )) + b;
126    },
127    easeOutElastic: function (x, t, b, c, d) {
128      var s=1.70158;var p=0;var a=c;
129      if (t==0) return b;  if ((t/=d)==1) return b+c;  if (!p) p=d*.3;
130      if (a < Math.abs(c)) { a=c; var s=p/4; }
131      else var s = p/(2*Math.PI) * Math.asin (c/a);
132      return a*Math.pow(2,-10*t) * Math.sin( (t*d-s)*(2*Math.PI)/p ) + c + b;
133    },
134    easeInOutElastic: function (x, t, b, c, d) {
135      var s=1.70158;var p=0;var a=c;
136      if (t==0) return b;  if ((t/=d/2)==2) return b+c;  if (!p) p=d*(.3*1.5);
137      if (a < Math.abs(c)) { a=c; var s=p/4; }
138      else var s = p/(2*Math.PI) * Math.asin (c/a);
139      if (t < 1) return -.5*(a*Math.pow(2,10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )) + b;
140      return a*Math.pow(2,-10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )*.5 + c + b;
141    },
142    easeInBack: function (x, t, b, c, d, s) {
143      if (s == undefined) s = 1.70158;
144      return c*(t/=d)*t*((s+1)*t - s) + b;
145    },
146    easeOutBack: function (x, t, b, c, d, s) {
147      if (s == undefined) s = 1.70158;
148      return c*((t=t/d-1)*t*((s+1)*t + s) + 1) + b;
149    },
150    easeInOutBack: function (x, t, b, c, d, s) {
151      if (s == undefined) s = 1.70158;
152      if ((t/=d/2) < 1) return c/2*(t*t*(((s*=(1.525))+1)*t - s)) + b;
153      return c/2*((t-=2)*t*(((s*=(1.525))+1)*t + s) + 2) + b;
154    },
155    easeInBounce: function (x, t, b, c, d) {
156      return c - $.easing.easeOutBounce (x, d-t, 0, c, d) + b;
157    },
158    easeOutBounce: function (x, t, b, c, d) {
159      if ((t/=d) < (1/2.75)) {
160        return c*(7.5625*t*t) + b;
161      } else if (t < (2/2.75)) {
162        return c*(7.5625*(t-=(1.5/2.75))*t + .75) + b;
163      } else if (t < (2.5/2.75)) {
164        return c*(7.5625*(t-=(2.25/2.75))*t + .9375) + b;
165      } else {
166        return c*(7.5625*(t-=(2.625/2.75))*t + .984375) + b;
167      }
168    },
169    easeInOutBounce: function (x, t, b, c, d) {
170      if (t < d/2) return $.easing.easeInBounce (x, t*2, 0, c, d) * .5 + b;
171      return $.easing.easeOutBounce (x, t*2-d, 0, c, d) * .5 + c*.5 + b;
172    }
173  });
174}(jQuery, Drupal));
175/*
176 *
177 * TERMS OF USE - EASING EQUATIONS
178 *
179 * Open source under the BSD License.
180 *
181 * Copyright 2001 Robert Penner
182 * All rights reserved.
183 *
184 * Redistribution and use in source and binary forms, with or without modification,
185 * are permitted provided that the following conditions are met:
186 *
187 * Redistributions of source code must retain the above copyright notice, this list of
188 * conditions and the following disclaimer.
189 * Redistributions in binary form must reproduce the above copyright notice, this list
190 * of conditions and the following disclaimer in the documentation and/or other materials
191 * provided with the distribution.
192 *
193 * Neither the name of the author nor the names of contributors may be used to endorse
194 * or promote products derived from this software without specific prior written permission.
195 *
196 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
197 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
198 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
199 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
200 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
201 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
202 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
203 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
204 * OF THE POSSIBILITY OF SUCH DAMAGE.
205 *
206 */

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