Difference between revisions of "Team:Tsinghua/js/easing.js"
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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; | |
− | + | } | |
− | + | }); | |
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Revision as of 16:36, 16 September 2015
/*
* 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; } });