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| /* | |
| * jQuery EasIng v1.1.2 - http://gsgd.co.uk/sandbox/jquery.easIng.php | |
| * | |
| * Uses the built In easIng capabilities added In jQuery 1.1 | |
| * to offer multiple easIng options | |
| * | |
| * Copyright (c) 2007 George Smith | |
| * Licensed under the MIT License: | |
| * http://www.opensource.org/licenses/mit-license.php | |
| */ | |
| // t: current time, b: begInnIng value, c: change In value, d: duration | |
| jQuery.extend( jQuery.easing, | |
| { | |
| easeInQuad: function (x, t, b, c, d) { | |
| return c*(t/=d)*t + b; | |
| }, | |
| easeOutQuad: function (x, t, b, c, d) { | |
| return -c *(t/=d)*(t-2) + b; | |
| }, | |
| easeInOutQuad: function (x, t, b, c, d) { | |
| if ((t/=d/2) < 1) return c/2*t*t + b; | |
| return -c/2 * ((--t)*(t-2) - 1) + b; | |
| }, | |
| easeInCubic: function (x, t, b, c, d) { | |
| return c*(t/=d)*t*t + b; | |
| }, | |
| easeOutCubic: function (x, t, b, c, d) { | |
| return c*((t=t/d-1)*t*t + 1) + b; | |
| }, | |
| easeInOutCubic: function (x, t, b, c, d) { | |
| if ((t/=d/2) < 1) return c/2*t*t*t + b; | |
| return c/2*((t-=2)*t*t + 2) + b; | |
| }, | |
| easeInQuart: function (x, t, b, c, d) { | |
| return c*(t/=d)*t*t*t + b; | |
| }, | |
| easeOutQuart: function (x, t, b, c, d) { | |
| return -c * ((t=t/d-1)*t*t*t - 1) + b; | |
| }, | |
| easeInOutQuart: function (x, t, b, c, d) { | |
| if ((t/=d/2) < 1) return c/2*t*t*t*t + b; | |
| return -c/2 * ((t-=2)*t*t*t - 2) + b; | |
| }, | |
| easeInQuint: function (x, t, b, c, d) { | |
| return c*(t/=d)*t*t*t*t + b; | |
| }, | |
| easeOutQuint: function (x, t, b, c, d) { | |
| return c*((t=t/d-1)*t*t*t*t + 1) + b; | |
| }, | |
| easeInOutQuint: function (x, t, b, c, d) { | |
| if ((t/=d/2) < 1) return c/2*t*t*t*t*t + b; | |
| return c/2*((t-=2)*t*t*t*t + 2) + b; | |
| }, | |
| easeInSine: function (x, t, b, c, d) { | |
| return -c * Math.cos(t/d * (Math.PI/2)) + c + b; | |
| }, | |
| easeOutSine: function (x, t, b, c, d) { | |
| return c * Math.sin(t/d * (Math.PI/2)) + b; | |
| }, | |
| easeInOutSine: function (x, t, b, c, d) { | |
| return -c/2 * (Math.cos(Math.PI*t/d) - 1) + b; | |
| }, | |
| easeInExpo: function (x, t, b, c, d) { | |
| return (t==0) ? b : c * Math.pow(2, 10 * (t/d - 1)) + b; | |
| }, | |
| easeOutExpo: function (x, t, b, c, d) { | |
| return (t==d) ? b+c : c * (-Math.pow(2, -10 * t/d) + 1) + b; | |
| }, | |
| easeInOutExpo: function (x, t, b, c, d) { | |
| if (t==0) return b; | |
| if (t==d) return b+c; | |
| if ((t/=d/2) < 1) return c/2 * Math.pow(2, 10 * (t - 1)) + b; | |
| return c/2 * (-Math.pow(2, -10 * --t) + 2) + b; | |
| }, | |
| easeInCirc: function (x, t, b, c, d) { | |
| return -c * (Math.sqrt(1 - (t/=d)*t) - 1) + b; | |
| }, | |
| easeOutCirc: function (x, t, b, c, d) { | |
| return c * Math.sqrt(1 - (t=t/d-1)*t) + b; | |
| }, | |
| easeInOutCirc: function (x, t, b, c, d) { | |
| if ((t/=d/2) < 1) return -c/2 * (Math.sqrt(1 - t*t) - 1) + b; | |
| return c/2 * (Math.sqrt(1 - (t-=2)*t) + 1) + b; | |
| }, | |
| easeInElastic: function (x, t, b, c, d) { | |
| var s=1.70158;var p=0;var a=c; | |
| if (t==0) return b; if ((t/=d)==1) return b+c; if (!p) p=d*.3; | |
| if (a < Math.abs(c)) { a=c; var s=p/4; } | |
| else var s = p/(2*Math.PI) * Math.asin (c/a); | |
| return -(a*Math.pow(2,10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )) + b; | |
| }, | |
| easeOutElastic: function (x, t, b, c, d) { | |
| var s=1.70158;var p=0;var a=c; | |
| if (t==0) return b; if ((t/=d)==1) return b+c; if (!p) p=d*.3; | |
| if (a < Math.abs(c)) { a=c; var s=p/4; } | |
| else var s = p/(2*Math.PI) * Math.asin (c/a); | |
| return a*Math.pow(2,-10*t) * Math.sin( (t*d-s)*(2*Math.PI)/p ) + c + b; | |
| }, | |
| easeInOutElastic: function (x, t, b, c, d) { | |
| var s=1.70158;var p=0;var a=c; | |
| if (t==0) return b; if ((t/=d/2)==2) return b+c; if (!p) p=d*(.3*1.5); | |
| if (a < Math.abs(c)) { a=c; var s=p/4; } | |
| else var s = p/(2*Math.PI) * Math.asin (c/a); | |
| if (t < 1) return -.5*(a*Math.pow(2,10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )) + b; | |
| return a*Math.pow(2,-10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )*.5 + c + b; | |
| }, | |
| easeInBack: function (x, t, b, c, d, s) { | |
| if (s == undefined) s = 1.70158; | |
| return c*(t/=d)*t*((s+1)*t - s) + b; | |
| }, | |
| easeOutBack: function (x, t, b, c, d, s) { | |
| if (s == undefined) s = 1.70158; | |
| return c*((t=t/d-1)*t*((s+1)*t + s) + 1) + b; | |
| }, | |
| easeInOutBack: function (x, t, b, c, d, s) { | |
| if (s == undefined) s = 1.70158; | |
| if ((t/=d/2) < 1) return c/2*(t*t*(((s*=(1.525))+1)*t - s)) + b; | |
| return c/2*((t-=2)*t*(((s*=(1.525))+1)*t + s) + 2) + b; | |
| }, | |
| easeInBounce: function (x, t, b, c, d) { | |
| return c - jQuery.easing.easeOutBounce (x, d-t, 0, c, d) + b; | |
| }, | |
| easeOutBounce: function (x, t, b, c, d) { | |
| if ((t/=d) < (1/2.75)) { | |
| return c*(7.5625*t*t) + b; | |
| } else if (t < (2/2.75)) { | |
| return c*(7.5625*(t-=(1.5/2.75))*t + .75) + b; | |
| } else if (t < (2.5/2.75)) { | |
| return c*(7.5625*(t-=(2.25/2.75))*t + .9375) + b; | |
| } else { | |
| return c*(7.5625*(t-=(2.625/2.75))*t + .984375) + b; | |
| } | |
| }, | |
| easeInOutBounce: function (x, t, b, c, d) { | |
| if (t < d/2) return jQuery.easing.easeInBounce (x, t*2, 0, c, d) * .5 + b; | |
| return jQuery.easing.easeOutBounce (x, t*2-d, 0, c, d) * .5 + c*.5 + b; | |
| } | |
| }); | |