webpackJsonpecCom([74],{1549:function(t,e,i){"use strict";function o(t,e,i){this.x=t,this.y=e,this.time=i||(new Date).getTime()}function n(t,e,i,o){this.startPoint=t,this.control1=e,this.control2=i,this.endPoint=o}function s(t,e,i){var o,n,s,h=null,r=0;i||(i={});var a=function(){r=!1===i.leading?0:Date.now(),h=null,s=t.apply(o,n),h||(o=n=null)};return function(){var c=Date.now();r||!1!==i.leading||(r=c);var l=e-(c-r);return o=this,n=arguments,l<=0||l>e?(h&&(clearTimeout(h),h=null),r=c,s=t.apply(o,n),h||(o=n=null)):h||!1===i.trailing||(h=setTimeout(a,l)),s}}function h(t,e){var i=this,o=e||{};this.velocityFilterWeight=o.velocityFilterWeight||.7,this.minWidth=o.minWidth||.5,this.maxWidth=o.maxWidth||2.5,this.throttle="throttle"in o?o.throttle:16,this.minDistance="minDistance"in 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e=t.targetTouches[0];i._strokeMoveUpdate(e)},this._handleTouchEnd=function(t){t.target===i._canvas&&(t.preventDefault(),i._strokeEnd(t))},this.on()}Object.defineProperty(e,"__esModule",{value:!0}),o.prototype.velocityFrom=function(t){return this.time!==t.time?this.distanceTo(t)/(this.time-t.time):1},o.prototype.distanceTo=function(t){return Math.sqrt(Math.pow(this.x-t.x,2)+Math.pow(this.y-t.y,2))},o.prototype.equals=function(t){return this.x===t.x&&this.y===t.y&&this.time===t.time},n.prototype.length=function(){for(var t=0,e=void 0,i=void 0,o=0;o<=10;o+=1){var n=o/10,s=this._point(n,this.startPoint.x,this.control1.x,this.control2.x,this.endPoint.x),h=this._point(n,this.startPoint.y,this.control1.y,this.control2.y,this.endPoint.y);if(o>0){var r=s-e,a=h-i;t+=Math.sqrt(r*r+a*a)}e=s,i=h}return t},n.prototype._point=function(t,e,i,o,n){return e*(1-t)*(1-t)*(1-t)+3*i*(1-t)*(1-t)*t+3*o*(1-t)*t*t+n*t*t*t},h.prototype.clear=function(){var 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