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/* |
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* jQuery Easing v1.3.2 - http://gsgd.co.uk/sandbox/jquery/easing/ |
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* Open source under the BSD License. |
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* Copyright © 2008 George McGinley Smith |
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* All rights reserved. |
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* https://raw.github.com/gdsmith/jquery-easing/master/LICENSE |
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*/ |
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|
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// t: current time, b: begInnIng value, c: change In value, d: duration |
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(function($){$.easing['jswing'] = $.easing['swing']; |
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|
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$.extend( $.easing, |
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{ |
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def: 'easeOutQuad', |
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swing: function (x, t, b, c, d) { |
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//alert($.easing.default); |
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return $.easing[$.easing.def](x, t, b, c, d); |
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}, |
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easeInQuad: function (x, t, b, c, d) { |
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return c*(t/=d)*t + b; |
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}, |
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easeOutQuad: function (x, t, b, c, d) { |
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return -c *(t/=d)*(t-2) + b; |
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}, |
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easeInOutQuad: function (x, t, b, c, d) { |
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if ((t/=d/2) < 1) return c/2*t*t + b; |
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return -c/2 * ((--t)*(t-2) - 1) + b; |
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}, |
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easeInCubic: function (x, t, b, c, d) { |
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return c*(t/=d)*t*t + b; |
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}, |
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easeOutCubic: function (x, t, b, c, d) { |
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return c*((t=t/d-1)*t*t + 1) + b; |
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}, |
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easeInOutCubic: function (x, t, b, c, d) { |
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if ((t/=d/2) < 1) return c/2*t*t*t + b; |
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return c/2*((t-=2)*t*t + 2) + b; |
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}, |
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easeInQuart: function (x, t, b, c, d) { |
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return c*(t/=d)*t*t*t + b; |
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}, |
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easeOutQuart: function (x, t, b, c, d) { |
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return -c * ((t=t/d-1)*t*t*t - 1) + b; |
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}, |
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easeInOutQuart: function (x, t, b, c, d) { |
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if ((t/=d/2) < 1) return c/2*t*t*t*t + b; |
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return -c/2 * ((t-=2)*t*t*t - 2) + b; |
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}, |
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easeInQuint: function (x, t, b, c, d) { |
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return c*(t/=d)*t*t*t*t + b; |
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}, |
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easeOutQuint: function (x, t, b, c, d) { |
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return c*((t=t/d-1)*t*t*t*t + 1) + b; |
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}, |
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easeInOutQuint: function (x, t, b, c, d) { |
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if ((t/=d/2) < 1) return c/2*t*t*t*t*t + b; |
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return c/2*((t-=2)*t*t*t*t + 2) + b; |
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}, |
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easeInSine: function (x, t, b, c, d) { |
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return -c * Math.cos(t/d * (Math.PI/2)) + c + b; |
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}, |
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easeOutSine: function (x, t, b, c, d) { |
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return c * Math.sin(t/d * (Math.PI/2)) + b; |
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}, |
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easeInOutSine: function (x, t, b, c, d) { |
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return -c/2 * (Math.cos(Math.PI*t/d) - 1) + b; |
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}, |
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easeInExpo: function (x, t, b, c, d) { |
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return (t==0) ? b : c * Math.pow(2, 10 * (t/d - 1)) + b; |
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}, |
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easeOutExpo: function (x, t, b, c, d) { |
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return (t==d) ? b+c : c * (-Math.pow(2, -10 * t/d) + 1) + b; |
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}, |
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easeInOutExpo: function (x, t, b, c, d) { |
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if (t==0) return b; |
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if (t==d) return b+c; |
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if ((t/=d/2) < 1) return c/2 * Math.pow(2, 10 * (t - 1)) + b; |
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return c/2 * (-Math.pow(2, -10 * --t) + 2) + b; |
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}, |
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easeInCirc: function (x, t, b, c, d) { |
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return -c * (Math.sqrt(1 - (t/=d)*t) - 1) + b; |
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}, |
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easeOutCirc: function (x, t, b, c, d) { |
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return c * Math.sqrt(1 - (t=t/d-1)*t) + b; |
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}, |
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easeInOutCirc: function (x, t, b, c, d) { |
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if ((t/=d/2) < 1) return -c/2 * (Math.sqrt(1 - t*t) - 1) + b; |
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return c/2 * (Math.sqrt(1 - (t-=2)*t) + 1) + b; |
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}, |
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easeInElastic: function (x, t, b, c, d) { |
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var s=1.70158;var p=0;var a=c; |
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if (t==0) return b; if ((t/=d)==1) return b+c; if (!p) p=d*.3; |
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if (a < Math.abs(c)) { a=c; var s=p/4; } |
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else var s = p/(2*Math.PI) * Math.asin (c/a); |
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return -(a*Math.pow(2,10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )) + b; |
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}, |
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easeOutElastic: function (x, t, b, c, d) { |
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var s=1.70158;var p=0;var a=c; |
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if (t==0) return b; if ((t/=d)==1) return b+c; if (!p) p=d*.3; |
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if (a < Math.abs(c)) { a=c; var s=p/4; } |
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else var s = p/(2*Math.PI) * Math.asin (c/a); |
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return a*Math.pow(2,-10*t) * Math.sin( (t*d-s)*(2*Math.PI)/p ) + c + b; |
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}, |
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easeInOutElastic: function (x, t, b, c, d) { |
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var s=1.70158;var p=0;var a=c; |
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if (t==0) return b; if ((t/=d/2)==2) return b+c; if (!p) p=d*(.3*1.5); |
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if (a < Math.abs(c)) { a=c; var s=p/4; } |
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else var s = p/(2*Math.PI) * Math.asin (c/a); |
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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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return a*Math.pow(2,-10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )*.5 + c + b; |
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}, |
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easeInBack: function (x, t, b, c, d, s) { |
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if (s == undefined) s = 1.70158; |
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return c*(t/=d)*t*((s+1)*t - s) + b; |
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}, |
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easeOutBack: function (x, t, b, c, d, s) { |
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if (s == undefined) s = 1.70158; |
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return c*((t=t/d-1)*t*((s+1)*t + s) + 1) + b; |
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}, |
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easeInOutBack: function (x, t, b, c, d, s) { |
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if (s == undefined) s = 1.70158; |
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if ((t/=d/2) < 1) return c/2*(t*t*(((s*=(1.525))+1)*t - s)) + b; |
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return c/2*((t-=2)*t*(((s*=(1.525))+1)*t + s) + 2) + b; |
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}, |
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easeInBounce: function (x, t, b, c, d) { |
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return c - $.easing.easeOutBounce (x, d-t, 0, c, d) + b; |
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}, |
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easeOutBounce: function (x, t, b, c, d) { |
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if ((t/=d) < (1/2.75)) { |
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return c*(7.5625*t*t) + b; |
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} else if (t < (2/2.75)) { |
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return c*(7.5625*(t-=(1.5/2.75))*t + .75) + b; |
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} else if (t < (2.5/2.75)) { |
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return c*(7.5625*(t-=(2.25/2.75))*t + .9375) + b; |
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} else { |
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return c*(7.5625*(t-=(2.625/2.75))*t + .984375) + b; |
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} |
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}, |
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easeInOutBounce: function (x, t, b, c, d) { |
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if (t < d/2) return $.easing.easeInBounce (x, t*2, 0, c, d) * .5 + b; |
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return $.easing.easeOutBounce (x, t*2-d, 0, c, d) * .5 + c*.5 + b; |
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} |
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});})(jQuery); |
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