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 38// t: current time, b: begInnIng value, c: change In value, d: duration 39jQuery.easing['jswing'] = jQuery.easing['swing']; 40 41jQuery.extend( jQuery.easing, 42{ 43 def: 'easeOutQuad', 44 swing: function (x, t, b, c, d) {
vendor: 6,046 bytes, lines 44-204
44 45 return jQuery.easing[jQuery.easing.def](x, t, b, c, d); 46 }, 47 easeInQuad: function (x, t, b, c, d) { 48 return c*(t/=d)*t + b; 49 }, 50 easeOutQuad: function (x, t, b, c, d) { 51 return -c *(t/=d)*(t-2) + b; 52 }, 53 easeInOutQuad: function (x, t, b, c, d) { 54 if ((t/=d/2) < 1) return c/2*t*t + b; 55 return -c/2 * ((--t)*(t-2) - 1) + b; 56 }, 57 easeInCubic: function (x, t, b, c, d) { 58 return c*(t/=d)*t*t + b; 59 }, 60 easeOutCubic: function (x, t, b, c, d) { 61 return c*((t=t/d-1)*t*t + 1) + b; 62 }, 63 easeInOutCubic: function (x, t, b, c, d) { 64 if ((t/=d/2) < 1) return c/2*t*t*t + b; 65 return c/2*((t-=2)*t*t + 2) + b; 66 }, 67 easeInQuart: function (x, t, b, c, d) { 68 return c*(t/=d)*t*t*t + b; 69 }, 70 easeOutQuart: function (x, t, b, c, d) { 71 return -c * ((t=t/d-1)*t*t*t - 1) + b; 72 }, 73 easeInOutQuart: function (x, t, b, c, d) { 74 if ((t/=d/2) < 1) return c/2*t*t*t*t + b; 75 return -c/2 * ((t-=2)*t*t*t - 2) + b; 76 }, 77 easeInQuint: function (x, t, b, c, d) { 78 return c*(t/=d)*t*t*t*t + b; 79 }, 80 easeOutQuint: function (x, t, b, c, d) { 81 return c*((t=t/d-1)*t*t*t*t + 1) + b; 82 }, 83 easeInOutQuint: function (x, t, b, c, d) { 84 if ((t/=d/2) < 1) return c/2*t*t*t*t*t + b; 85 return c/2*((t-=2)*t*t*t*t + 2) + b; 86 }, 87 easeInSine: function (x, t, b, c, d) { 88 return -c * Math.cos(t/d * (Math.PI/2)) + c + b; 89 }, 90 easeOutSine: function (x, t, b, c, d) { 91 return c * Math.sin(t/d * (Math.PI/2)) + b; 92 }, 93 easeInOutSine: function (x, t, b, c, d) { 94 return -c/2 * (Math.cos(Math.PI*t/d) - 1) + b; 95 }, 96 easeInExpo: function (x, t, b, c, d) { 97 return (t==0) ? b : c * Math.pow(2, 10 * (t/d - 1)) + b; 98 }, 99 easeOutExpo: function (x, t, b, c, d) { 100 return (t==d) ? b+c : c * (-Math.pow(2, -10 * t/d) + 1) + b; 101 }, 102 easeInOutExpo: function (x, t, b, c, d) { 103 if (t==0) return b; 104 if (t==d) return b+c; 105 if ((t/=d/2) < 1) return c/2 * Math.pow(2, 10 * (t - 1)) + b; 106 return c/2 * (-Math.pow(2, -10 * --t) + 2) + b; 107 }, 108 easeInCirc: function (x, t, b, c, d) { 109 return -c * (Math.sqrt(1 - (t/=d)*t) - 1) + b; 110 }, 111 easeOutCirc: function (x, t, b, c, d) { 112 return c * Math.sqrt(1 - (t=t/d-1)*t) + b; 113 }, 114 easeInOutCirc: function (x, t, b, c, d) { 115 if ((t/=d/2) < 1) return -c/2 * (Math.sqrt(1 - t*t) - 1) + b; 116 return c/2 * (Math.sqrt(1 - (t-=2)*t) + 1) + b; 117 }, 118 easeInElastic: function (x, t, b, c, d) { 119 var s=1.70158;var p=0;var a=c; 120 if (t==0) return b; if ((t/=d)==1) return b+c; if (!p) p=d*.3; 121 if (a < Math.abs(c)) { a=c; var s=p/4; } 122 else var s = p/(2*Math.PI) * Math.asin (c/a); 123 return -(a*Math.pow(2,10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )) + b; 124 }, 125 easeOutElastic: function (x, t, b, c, d) { 126 var s=1.70158;var p=0;var a=c; 127 if (t==0) return b; if ((t/=d)==1) return b+c; if (!p) p=d*.3; 128 if (a < Math.abs(c)) { a=c; var s=p/4; } 129 else var s = p/(2*Math.PI) * Math.asin (c/a); 130 return a*Math.pow(2,-10*t) * Math.sin( (t*d-s)*(2*Math.PI)/p ) + c + b; 131 }, 132 easeInOutElastic: function (x, t, b, c, d) { 133 var s=1.70158;var p=0;var a=c; 134 if (t==0) return b; if ((t/=d/2)==2) return b+c; if (!p) p=d*(.3*1.5); 135 if (a < Math.abs(c)) { a=c; var s=p/4; } 136 else var s = p/(2*Math.PI) * Math.asin (c/a); 137 if (t < 1) return -.5*(a*Math.pow(2,10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )) + b; 138 return a*Math.pow(2,-10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )*.5 + c + b; 139 }, 140 easeInBack: function (x, t, b, c, d, s) { 141 if (s == undefined) s = 1.70158; 142 return c*(t/=d)*t*((s+1)*t - s) + b; 143 }, 144 easeOutBack: function (x, t, b, c, d, s) { 145 if (s == undefined) s = 1.70158; 146 return c*((t=t/d-1)*t*((s+1)*t + s) + 1) + b; 147 }, 148 easeInOutBack: function (x, t, b, c, d, s) { 149 if (s == undefined) s = 1.70158; 150 if ((t/=d/2) < 1) return c/2*(t*t*(((s*=(1.525))+1)*t - s)) + b; 151 return c/2*((t-=2)*t*(((s*=(1.525))+1)*t + s) + 2) + b; 152 }, 153 easeInBounce: function (x, t, b, c, d) { 154 return c - jQuery.easing.easeOutBounce (x, d-t, 0, c, d) + b; 155 }, 156 easeOutBounce: function (x, t, b, c, d) { 157 if ((t/=d) < (1/2.75)) { 158 return c*(7.5625*t*t) + b; 159 } else if (t < (2/2.75)) { 160 return c*(7.5625*(t-=(1.5/2.75))*t + .75) + b; 161 } else if (t < (2.5/2.75)) { 162 return c*(7.5625*(t-=(2.25/2.75))*t + .9375) + b; 163 } else { 164 return c*(7.5625*(t-=(2.625/2.75))*t + .984375) + b; 165 } 166 }, 167 easeInOutBounce: function (x, t, b, c, d) { 168 if (t < d/2) return jQuery.easing.easeInBounce (x, t*2, 0, c, d) * .5 + b; 169 return jQuery.easing.easeOutBounce (x, t*2-d, 0, c, d) * .5 + c*.5 + b; 170 } 171}); 172 173/* 174 * 175 * TERMS OF USE - EASING EQUATIONS 176 * 177 * Open source under the BSD License. 178 * 179 * Copyright © 2001 Robert Penner 180 * All rights reserved. 181 * 182 * Redistribution and use in source and binary forms, with or without modification, 183 * are permitted provided that the following conditions are met: 184 * 185 * Redistributions of source code must retain the above copyright notice, this list of 186 * conditions and the following disclaimer. 187 * Redistributions in binary form must reproduce the above copyright notice, this list 188 * of conditions and the following disclaimer in the documentation and/or other materials 189 * provided with the distribution. 190 * 191 * Neither the name of the author nor the names of contributors may be used to endorse 192 * or promote products derived from this software without specific prior written permission. 193 * 194 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY 195 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 196 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 197 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 198 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 199 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 200 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 201 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 202 * OF THE POSSIBILITY OF SUCH DAMAGE. 203 * 204 */
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