"use strict";var EAN13,pluginName;pluginName=null,EAN13=function(){function t(t,i,e,s){var n;if(this.id=t,this.number=i,this.ctx=s,this.settings={width:200,height:100,number:!0,prefix:!0,color:"black",debug:!1,onValid:function(){},onInvalid:function(){},onSuccess:function(){},onError:function(){}},e)for(n in e)this.settings[n]=e[n];this._name=pluginName,this.init()}return t.prototype.settings={},t.prototype.init=function(){var t,i;return 12===this.number.length&&(t=this.generateCheckDigit(this.number),this.number+=t),13===this.number.length?(this.validate()?this.settings.onValid.call():this.settings.onInvalid.call(),i=this.getCode(),this.draw(i)):this.settings.onError.call()},t.prototype.getCode=function(){var t,i,e,s,n,r,h;for(n=["0001101","0011001","0010011","0111101","0100011","0110001","0101111","0111011","0110111","0001011"],r=["0100111","0110011","0011011","0100001","0011101","0111001","0000101","0010001","0001001","0010111"],h=["1110010","1100110","1101100","1000010","1011100","1001110","1010000","1000100","1001000","1110100"],i="",t=["xxxxxx","xxyxyy","xxyyxy","xxyyyx","xyxxyy","xyyxxy","xyyyxx","xyxyxy","xyxyyx","xyyxyx"][parseInt(this.number.substr(0,1),10)].split(""),s=this.number.substr(1).split(""),e=0;e<6;)"x"===t[e]?i+=n[s[e]]:i+=r[s[e]],e++;for(e=6;e<12;)i+=h[s[e]],e++;return i},t.prototype.clear=function(t){return t.clearRect(0,0,this.settings.width,this.settings.height)},t.prototype.draw=function(t){var e,s,i,n,r,h,o,f,l,u,x,c,g,a;if(h={prefix_offset:.06,font_stretch:.073,border_line_height_number:.9,border_line_height:1,line_height:.9,font_size:.15,font_y:1.03,text_offset:4.5},x=this.settings.prefix?this.settings.width-this.settings.width*h.prefix_offset:this.settings.width,i=this.settings.number?(e=h.border_line_height_number*this.settings.height,h.line_height*e):e=h.border_line_height*this.settings.height,r=x/95,this.id){for(s=wx.createCanvasContext(this.id,this.ctx),this.clear(s),s.setFillStyle(this.settings.color),o=this.settings.number&&this.settings.prefix?this.settings.width*h.prefix_offset:0,f=t.split(""),s.fillRect(o,0,r,e),o+=2*r,s.fillRect(o,0,r,e),o+=r,n=0;n<42;)"1"===f[n]&&s.fillRect(o,0,Math.floor(r)+1,i),o+=r,n++;for(o+=r,s.fillRect(o,0,r,e),o+=2*r,s.fillRect(o,0,r,e),o+=2*r,n=42;n<84;)"1"===f[n]&&s.fillRect(o,0,Math.floor(r)+1,i),o+=r,n++;if(s.fillRect(o,0,r,e),o+=2*r,s.fillRect(o,0,r,e),this.settings.number&&(s.setFontSize(h.font_size*i+"px monospace"),u=this.number.substr(0,1),this.settings.prefix&&s.fillText(u,0,e*h.font_y),l=r*h.text_offset+(this.settings.prefix?h.prefix_offset*this.settings.width:0),this.number.substr(1,6).split("").forEach(function(t,i){return s.fillText(t,l,e*h.font_y),l+=h.font_stretch*x}),l=49*r+(this.settings.prefix?h.prefix_offset*this.settings.width:0)+h.text_offset,this.number.substr(7).split("").forEach(function(t,i){return s.fillText(t,l,e*h.font_y),l+=h.font_stretch*x})),this.settings.debug)for(c=g=0,a=2*r;0<a?g<=x:x<=g;c=g+=a)s.beginPath(),s.rect(c,.4*i,r,.1*i),s.setFillStyle("red"),s.fill();return s.draw(),this.settings.onSuccess.call()}return this.settings.onError.call()},t.prototype.generateCheckDigit=function(t){var e;return e=0,t.split("").forEach(function(t,i){return e+=i%2==0?parseInt(t,10):3*parseInt(t,10)}),10-e%10%10},t.prototype.validate=function(){return parseInt(this.number.slice(-1),10)===this.generateCheckDigit(this.number.slice(0,-1))},t}(),"undefined"!=typeof module&&void 0!==module.exports&&(module.exports=EAN13);