/*
jSignature v2
Copyright (c) 2012 Willow Systems Corp http://willow-systems.com
Copyright (c) 2010 Brinley Ang http://www.unbolt.net
MIT License <http://www.opensource.org/licenses/mit-license.php>
jSignature v2 jSignature's Undo Button and undo functionality plugin
Copyright (c) 2011 Willow Systems Corp http://willow-systems.com
MIT License <http://www.opensource.org/licenses/mit-license.php>
jSignature v2 jSignature's custom "base30" format export and import plugins.
Copyright (c) 2011 Willow Systems Corp http://willow-systems.com
MIT License <http://www.opensource.org/licenses/mit-license.php>
Simplify.js BSD
(c) 2012, Vladimir Agafonkin
mourner.github.com/simplify-js
base64 encoder
MIT, GPL
http://phpjs.org/functions/base64_encode
+ original by: Tyler Akins (http://rumkin.com)
+ improved by: Bayron Guevara
+ improved by: Thunder.m
+ improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
+ bugfixed by: Pellentesque Malesuada
+ improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
+ improved by: Rafal Kukawski (http://kukawski.pl)
jSignature v2 SVG export plugin.
Copyright (c) 2012 Willow Systems Corp http://willow-systems.com
MIT License <http://www.opensource.org/licenses/mit-license.php>
*/
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function(a,f,b){return function(){var c=f.width();if(c!==b){for(var o in a)if(a.hasOwnProperty(o)){g.unsubscribe(a[o]);delete a[o]}var d=q.settings;q.$parent.children().remove();for(o in q)q.hasOwnProperty(o)&&delete q[o];o=d.data;var c=c*1/b,x=[],j,i,e,k,h,n;i=0;for(e=o.length;i<e;i++){n=o[i];j={x:[],y:[]};k=0;for(h=n.x.length;k<h;k++){j.x.push(n.x[k]*c);j.y.push(n.y[k]*c)}x.push(j)}d.data=x;f[w](d)}}}(this.eventTokens,this.$parent,this.$parent.width(),1*this.canvas.width/this.canvas.height));this.resetCanvas(d.data);
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d.lineJoin="round";d.strokeStyle=c["decor-color"];d.shadowOffsetX=0;d.shadowOffsetY=0;var k=Math.round(i/5),n=1.5*k,h=i-k,j=j-1.5*k,i=i-k;d.beginPath();d.moveTo(n,h);d.lineTo(j,i);d.stroke();d.strokeStyle=c.color;g||(d.shadowColor=d.strokeStyle,d.shadowOffsetX=0.5*d.lineWidth,d.shadowOffsetY=-0.6*d.lineWidth,d.shadowBlur=0);a||(a=[]);d=this.dataEngine=new s(a,this,z,u,v);c.data=a;$(b).data(e+".data",a).data(e+".settings",c);var l=this.$parent,q=this.events,w=e;d.changed=function(){q.publish(w+".change");
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typeof a&&"data:"===a.substr(0,5))&&(b=a.slice(5).split(",")[0],a=a.slice(6+b.length),b===a))return;var c=this.find("canvas."+e).add(this.filter("canvas."+e));if(w.hasOwnProperty(b))0!==c.length&&w[b].call(c[0],a,b,function(a){return function(){return a.resetCanvas.apply(a,arguments)}}(c.data(e+".this")));else throw Error(e+" is unable to find import plugin with for format '"+String(b)+"'");return this},d=new t,g=e,c,j=function(){d.publish(g+".parentresized")};$(window).bind("resize."+g,function(){c&&
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(function(){$.fn.jSignature("addPlugin","instance","UndoButton",function(r){this.events.subscribe("jSignature.attachingEventHandlers",function(){if(this.settings[r]){var m=this.settings[r];"function"!==typeof m&&(m=function(){var e=$('<input type="button" value="Undo last stroke" style="position:absolute;display:none;margin:0 !important;top:auto" />').appendTo(this.$controlbarLower),h=e.width();e.css("left",Math.round((this.canvas.width-h)/2));h!==e.width()&&e.width(h);return e});var h=m.call(this),
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