jquery.elastic-1.6.10.min.js

/**
*	@author							Jan Jarfalk
*	@author-email					jan.jarfalk@unwrongest.com
*	@author-website					http://www.unwrongest.com
*	@licence						MIT License - http://www.opensource.org/licenses/mit-license.php
*/
(function(a){a.fn.extend({elastic:function(){var b=["paddingTop","paddingRight","paddingBottom","paddingLeft","fontSize","lineHeight","fontFamily","width","fontWeight","border-top-width","border-right-width","border-bottom-width","border-left-width","borderTopStyle","borderTopColor","borderRightStyle","borderRightColor","borderBottomStyle","borderBottomColor","borderLeftStyle","borderLeftColor"];return this.each(function(){function l(a){var b=c.val().replace(/&/g,"&").replace(/ {2}/g," ").replace(/<|>/g,">").replace(/\n/g,"<br />");var h=d.html().replace(/<br>/ig,"<br />");if(a||b+" "!==h){d.html(b+" ");if(Math.abs(d.height()+e-c.height())>3){var i=d.height()+e;if(i>=g){k(g,"auto")}else if(i<=f){k(f,"hidden")}else{k(i,"hidden")}}}}function k(a,b){var d=Math.floor(parseInt(a,10));if(c.height()!==d){c.css({height:d+"px",overflow:b});c.trigger("resize")}}function j(){curatedWidth=Math.floor(parseInt(c.width(),10));if(d.width()!==curatedWidth){d.css({width:curatedWidth+"px"});l(true)}}if(this.type!=="textarea"){return false}var c=a(this),d=a("<div />").css({position:"absolute",display:"none","word-wrap":"break-word"}),e=parseInt(c.css("line-height"),10)||parseInt(c.css("font-size"),"10"),f=parseInt(c.css("height"),10)||e*3,g=parseInt(c.css("max-height"),10)||Number.MAX_VALUE,h=0;if(g<0){g=Number.MAX_VALUE}d.appendTo(c.parent());var i=b.length;while(i--){d.css(b[i].toString(),c.css(b[i].toString()))}c.css({overflow:"hidden"});c.bind("keyup change cut paste",function(){l()});$(window).bind("resize",j);c.bind("resize",j);c.bind("update",l);c.bind("blur",function(){if(d.height()<g){if(d.height()>f){c.height(d.height())}else{c.height(f)}}});c.bind("input paste",function(a){setTimeout(l,250)});l()})}})})(jQuery)