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qr-code-styling

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qr-code-styling - npm Package Compare versions

Comparing version

1.2.0
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1.3.0

2

lib/qr-code-styling.js

@@ -1,2 +0,2 @@

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r=t.size,e=t.context;this._rotateFigure(u(u({},t),{draw:function(){e.arc(0,0,r/2,-Math.PI/2,Math.PI/2),e.lineTo(-r/2,r/2),e.lineTo(-r/2,-r/2),e.lineTo(0,-r/2)}}))},t.prototype._basicCornerRounded=function(t){var r=t.size,e=t.context;this._rotateFigure(u(u({},t),{draw:function(){e.arc(0,0,r/2,-Math.PI/2,0),e.lineTo(r/2,r/2),e.lineTo(-r/2,r/2),e.lineTo(-r/2,-r/2),e.lineTo(0,-r/2)}}))},t.prototype._basicCornerExtraRounded=function(t){var r=t.size,e=t.context;this._rotateFigure(u(u({},t),{draw:function(){e.arc(-r/2,r/2,r,-Math.PI/2,0),e.lineTo(-r/2,r/2),e.lineTo(-r/2,-r/2)}}))},t.prototype._basicCornersRounded=function(t){var r=t.size,e=t.context;this._rotateFigure(u(u({},t),{draw:function(){e.arc(0,0,r/2,-Math.PI/2,0),e.lineTo(r/2,r/2),e.lineTo(0,r/2),e.arc(0,0,r/2,Math.PI/2,Math.PI),e.lineTo(-r/2,-r/2),e.lineTo(0,-r/2)}}))},t.prototype._basicCornersExtraRounded=function(t){var r=t.size,e=t.context;this._rotateFigure(u(u({},t),{draw:function(){e.arc(-r/2,r/2,r,-Math.PI/2,0),e.arc(r/2,-r/2,r,Math.PI/2,Math.PI)}}))},t.prototype._drawDot=function(t){var r=t.x,e=t.y,n=t.size,o=t.context;this._basicDot({x:r,y:e,size:n,context:o,rotation:0})},t.prototype._drawSquare=function(t){var r=t.x,e=t.y,n=t.size,o=t.context;this._basicSquare({x:r,y:e,size:n,context:o,rotation:0})},t.prototype._drawRounded=function(t){var r=t.x,e=t.y,n=t.size,o=t.context,i=t.getNeighbor,a=+i(-1,0),s=+i(1,0),u=+i(0,-1),c=+i(0,1),h=a+s+u+c;if(0!==h)if(h>2||a&&s||u&&c)this._basicSquare({x:r,y:e,size:n,context:o,rotation:0});else{if(2===h){var f=0;return a&&u?f=Math.PI/2:u&&s?f=Math.PI:s&&c&&(f=-Math.PI/2),void this._basicCornerRounded({x:r,y:e,size:n,context:o,rotation:f})}if(1===h)return f=0,u?f=Math.PI/2:s?f=Math.PI:c&&(f=-Math.PI/2),void this._basicSideRounded({x:r,y:e,size:n,context:o,rotation:f})}else this._basicDot({x:r,y:e,size:n,context:o,rotation:0})},t.prototype._drawExtraRounded=function(t){var r=t.x,e=t.y,n=t.size,o=t.context,i=t.getNeighbor,a=+i(-1,0),s=+i(1,0),u=+i(0,-1),c=+i(0,1),h=a+s+u+c;if(0!==h)if(h>2||a&&s||u&&c)this._basicSquare({x:r,y:e,size:n,context:o,rotation:0});else{if(2===h){var f=0;return a&&u?f=Math.PI/2:u&&s?f=Math.PI:s&&c&&(f=-Math.PI/2),void this._basicCornerExtraRounded({x:r,y:e,size:n,context:o,rotation:f})}if(1===h)return f=0,u?f=Math.PI/2:s?f=Math.PI:c&&(f=-Math.PI/2),void this._basicSideRounded({x:r,y:e,size:n,context:o,rotation:f})}else this._basicDot({x:r,y:e,size:n,context:o,rotation:0})},t.prototype._drawClassy=function(t){var r=t.x,e=t.y,n=t.size,o=t.context,i=t.getNeighbor,a=+i(-1,0),s=+i(1,0),u=+i(0,-1),c=+i(0,1);0!==a+s+u+c?a||u?s||c?this._basicSquare({x:r,y:e,size:n,context:o,rotation:0}):this._basicCornerRounded({x:r,y:e,size:n,context:o,rotation:Math.PI/2}):this._basicCornerRounded({x:r,y:e,size:n,context:o,rotation:-Math.PI/2}):this._basicCornersRounded({x:r,y:e,size:n,context:o,rotation:Math.PI/2})},t.prototype._drawClassyRounded=function(t){var r=t.x,e=t.y,n=t.size,o=t.context,i=t.getNeighbor,a=+i(-1,0),s=+i(1,0),u=+i(0,-1),c=+i(0,1);0!==a+s+u+c?a||u?s||c?this._basicSquare({x:r,y:e,size:n,context:o,rotation:0}):this._basicCornerExtraRounded({x:r,y:e,size:n,context:o,rotation:Math.PI/2}):this._basicCornerExtraRounded({x:r,y:e,size:n,context:o,rotation:-Math.PI/2}):this._basicCornersRounded({x:r,y:e,size:n,context:o,rotation:Math.PI/2})},t}();var h=function(){return(h=Object.assign||function(t){for(var r,e=1,n=arguments.length;e<n;e++)for(var o in r=arguments[e])Object.prototype.hasOwnProperty.call(r,o)&&(t[o]=r[o]);return t}).apply(this,arguments)};const f=function(){function t(t){var r=t.context,e=t.type;this._context=r,this._type=e}return t.prototype.draw=function(t,r,e,n){var o,i=this._context;switch(this._type){case"square":o=this._drawSquare;break;case"extra-rounded":o=this._drawExtraRounded;break;case"dot":default:o=this._drawDot}o.call(this,{x:t,y:r,size:e,context:i,rotation:n})},t.prototype._rotateFigure=function(t){var r=t.x,e=t.y,n=t.size,o=t.context,i=t.rotation,a=t.draw,s=r+n/2,u=e+n/2;o.translate(s,u),i&&o.rotate(i),a(),o.closePath(),i&&o.rotate(-i),o.translate(-s,-u)},t.prototype._basicDot=function(t){var r=t.size,e=t.context,n=r/7;this._rotateFigure(h(h({},t),{draw:function(){e.arc(0,0,r/2,0,2*Math.PI),e.arc(0,0,r/2-n,0,2*Math.PI)}}))},t.prototype._basicSquare=function(t){var r=t.size,e=t.context,n=r/7;this._rotateFigure(h(h({},t),{draw:function(){e.rect(-r/2,-r/2,r,r),e.rect(-r/2+n,-r/2+n,r-2*n,r-2*n)}}))},t.prototype._basicExtraRounded=function(t){var r=t.size,e=t.context,n=r/7;this._rotateFigure(h(h({},t),{draw:function(){e.arc(-n,-n,2.5*n,Math.PI,-Math.PI/2),e.lineTo(n,-3.5*n),e.arc(n,-n,2.5*n,-Math.PI/2,0),e.lineTo(3.5*n,-n),e.arc(n,n,2.5*n,0,Math.PI/2),e.lineTo(-n,3.5*n),e.arc(-n,n,2.5*n,Math.PI/2,Math.PI),e.lineTo(-3.5*n,-n),e.arc(-n,-n,1.5*n,Math.PI,-Math.PI/2),e.lineTo(n,-2.5*n),e.arc(n,-n,1.5*n,-Math.PI/2,0),e.lineTo(2.5*n,-n),e.arc(n,n,1.5*n,0,Math.PI/2),e.lineTo(-n,2.5*n),e.arc(-n,n,1.5*n,Math.PI/2,Math.PI),e.lineTo(-2.5*n,-n)}}))},t.prototype._drawDot=function(t){var r=t.x,e=t.y,n=t.size,o=t.context,i=t.rotation;this._basicDot({x:r,y:e,size:n,context:o,rotation:i})},t.prototype._drawSquare=function(t){var r=t.x,e=t.y,n=t.size,o=t.context,i=t.rotation;this._basicSquare({x:r,y:e,size:n,context:o,rotation:i})},t.prototype._drawExtraRounded=function(t){var r=t.x,e=t.y,n=t.size,o=t.context,i=t.rotation;this._basicExtraRounded({x:r,y:e,size:n,context:o,rotation:i})},t}();var d=function(){return(d=Object.assign||function(t){for(var r,e=1,n=arguments.length;e<n;e++)for(var o in r=arguments[e])Object.prototype.hasOwnProperty.call(r,o)&&(t[o]=r[o]);return t}).apply(this,arguments)};const l=function(){function t(t){var r=t.context,e=t.type;this._context=r,this._type=e}return t.prototype.draw=function(t,r,e,n){var o,i=this._context;switch(this._type){case"square":o=this._drawSquare;break;case"dot":default:o=this._drawDot}o.call(this,{x:t,y:r,size:e,context:i,rotation:n})},t.prototype._rotateFigure=function(t){var r=t.x,e=t.y,n=t.size,o=t.context,i=t.rotation,a=t.draw,s=r+n/2,u=e+n/2;o.translate(s,u),i&&o.rotate(i),a(),o.closePath(),i&&o.rotate(-i),o.translate(-s,-u)},t.prototype._basicDot=function(t){var r=t.size,e=t.context;this._rotateFigure(d(d({},t),{draw:function(){e.arc(0,0,r/2,0,2*Math.PI)}}))},t.prototype._basicSquare=function(t){var r=t.size,e=t.context;this._rotateFigure(d(d({},t),{draw:function(){e.rect(-r/2,-r/2,r,r)}}))},t.prototype._drawDot=function(t){var r=t.x,e=t.y,n=t.size,o=t.context,i=t.rotation;this._basicDot({x:r,y:e,size:n,context:o,rotation:i})},t.prototype._drawSquare=function(t){var r=t.x,e=t.y,n=t.size,o=t.context,i=t.rotation;this._basicSquare({x:r,y:e,size:n,context:o,rotation:i})},t}();var g=[[1,1,1,1,1,1,1],[1,0,0,0,0,0,1],[1,0,0,0,0,0,1],[1,0,0,0,0,0,1],[1,0,0,0,0,0,1],[1,0,0,0,0,0,1],[1,1,1,1,1,1,1]],p=[[0,0,0,0,0,0,0],[0,0,0,0,0,0,0],[0,0,1,1,1,0,0],[0,0,1,1,1,0,0],[0,0,1,1,1,0,0],[0,0,0,0,0,0,0],[0,0,0,0,0,0,0]];const v=function(){function t(t){this._canvas=document.createElement("canvas"),this._canvas.width=t.width,this._canvas.height=t.height,this._options=t}return Object.defineProperty(t.prototype,"context",{get:function(){return this._canvas.getContext("2d")},enumerable:!1,configurable:!0}),Object.defineProperty(t.prototype,"width",{get:function(){return this._canvas.width},enumerable:!1,configurable:!0}),Object.defineProperty(t.prototype,"height",{get:function(){return this._canvas.height},enumerable:!1,configurable:!0}),t.prototype.getCanvas=function(){return this._canvas},t.prototype.clear=function(){var t=this.context;t&&t.clearRect(0,0,this._canvas.width,this._canvas.height)},t.prototype.drawQR=function(t){return r=this,e=void 0,o=function(){var r,e,n,o,i,a,u,c,h,f=this;return function(t,r){var e,n,o,i,a={label:0,sent:function(){if(1&o[0])throw o[1];return o[1]},trys:[],ops:[]};return i={next:s(0),throw:s(1),return:s(2)},"function"==typeof Symbol&&(i[Symbol.iterator]=function(){return this}),i;function s(i){return function(s){return function(i){if(e)throw new TypeError("Generator is already executing.");for(;a;)try{if(e=1,n&&(o=2&i[0]?n.return:i[0]?n.throw||((o=n.return)&&o.call(n),0):n.next)&&!(o=o.call(n,i[1])).done)return o;switch(n=0,o&&(i=[2&i[0],o.value]),i[0]){case 0:case 1:o=i;break;case 4:return a.label++,{value:i[1],done:!1};case 5:a.label++,n=i[1],i=[0];continue;case 7:i=a.ops.pop(),a.trys.pop();continue;default:if(!((o=(o=a.trys).length>0&&o[o.length-1])||6!==i[0]&&2!==i[0])){a=0;continue}if(3===i[0]&&(!o||i[1]>o[0]&&i[1]<o[3])){a.label=i[1];break}if(6===i[0]&&a.label<o[1]){a.label=o[1],o=i;break}if(o&&a.label<o[2]){a.label=o[2],a.ops.push(i);break}o[2]&&a.ops.pop(),a.trys.pop();continue}i=r.call(t,a)}catch(t){i=[6,t],n=0}finally{e=o=0}if(5&i[0])throw i[1];return{value:i[0]?i[1]:void 0,done:!0}}([i,s])}}}(this,(function(d){switch(d.label){case 0:return r=t.getModuleCount(),e=Math.min(this._options.width,this._options.height),n=Math.floor(e/r),o={hideXDots:0,hideYDots:0,width:0,height:0},this._qr=t,this._options.image?[4,this.loadImage()]:[3,2];case 1:if(d.sent(),!this._image)return[2];i=this._options,a=i.imageOptions,u=i.qrOptions,c=a.imageSize*s[u.errorCorrectionLevel],h=Math.floor(c*r*r),o=function(t){var r=t.originalHeight,e=t.originalWidth,n=t.maxHiddenDots,o=t.maxHiddenAxisDots,i=t.dotSize,a={x:0,y:0},s={x:0,y:0};if(r<=0||e<=0||n<=0||i<=0)return{height:0,width:0,hideYDots:0,hideXDots:0};var u=r/e;return a.x=Math.floor(Math.sqrt(n/u)),a.x<=0&&(a.x=1),o&&o<a.x&&(a.x=o),a.x%2==0&&a.x--,s.x=a.x*i,a.y=1+2*Math.ceil((a.x*u-1)/2),s.y=Math.round(s.x*u),(a.y*a.x>n||o&&o<a.y)&&(o&&o<a.y?(a.y=o,a.y%2==0&&a.x--):a.y-=2,s.y=a.y*i,a.x=1+2*Math.ceil((a.y/u-1)/2),s.x=Math.round(s.y/u)),{height:s.y,width:s.x,hideYDots:a.y,hideXDots:a.x}}({originalWidth:this._image.width,originalHeight:this._image.height,maxHiddenDots:h,maxHiddenAxisDots:r-14,dotSize:n}),d.label=2;case 2:return this.clear(),this.drawBackground(),this.drawDots((function(t,e){var n,i,a,s,u,c;return!(f._options.imageOptions.hideBackgroundDots&&t>=(r-o.hideXDots)/2&&t<(r+o.hideXDots)/2&&e>=(r-o.hideYDots)/2&&e<(r+o.hideYDots)/2||(null===(n=g[t])||void 0===n?void 0:n[e])||(null===(i=g[t-r+7])||void 0===i?void 0:i[e])||(null===(a=g[t])||void 0===a?void 0:a[e-r+7])||(null===(s=p[t])||void 0===s?void 0:s[e])||(null===(u=p[t-r+7])||void 0===u?void 0:u[e])||(null===(c=p[t])||void 0===c?void 0:c[e-r+7]))})),this.drawCorners(),this._options.image&&this.drawImage({width:o.width,height:o.height,count:r,dotSize:n}),[2]}}))},new((n=void 0)||(n=Promise))((function(t,i){function a(t){try{u(o.next(t))}catch(t){i(t)}}function s(t){try{u(o.throw(t))}catch(t){i(t)}}function u(r){var e;r.done?t(r.value):(e=r.value,e instanceof n?e:new n((function(t){t(e)}))).then(a,s)}u((o=o.apply(r,e||[])).next())}));var r,e,n,o},t.prototype.drawBackground=function(){var t=this.context,r=this._options;if(t){if(r.backgroundOptions.gradient){var e=r.backgroundOptions.gradient,n=this._createGradient({context:t,options:e,additionalRotation:0,x:0,y:0,size:this._canvas.width>this._canvas.height?this._canvas.width:this._canvas.height});e.colorStops.forEach((function(t){var r=t.offset,e=t.color;n.addColorStop(r,e)})),t.fillStyle=n}else r.backgroundOptions.color&&(t.fillStyle=r.backgroundOptions.color);t.fillRect(0,0,this._canvas.width,this._canvas.height)}},t.prototype.drawDots=function(t){var r=this;if(!this._qr)throw"QR code is not defined";var e=this.context;if(!e)throw"QR code is not defined";var n=this._options,o=this._qr.getModuleCount();if(o>n.width||o>n.height)throw"The canvas is too small.";var i=Math.min(n.width,n.height),a=Math.floor(i/o),s=Math.floor((n.width-o*a)/2),u=Math.floor((n.height-o*a)/2),h=new c({context:e,type:n.dotsOptions.type});e.beginPath();for(var f=function(e){for(var n=function(n){return t&&!t(e,n)?"continue":d._qr.isDark(e,n)?void h.draw(s+e*a,u+n*a,a,(function(i,a){return!(e+i<0||n+a<0||e+i>=o||n+a>=o)&&!(t&&!t(e+i,n+a))&&!!r._qr&&r._qr.isDark(e+i,n+a)})):"continue"},i=0;i<o;i++)n(i)},d=this,l=0;l<o;l++)f(l);if(n.dotsOptions.gradient){var g=n.dotsOptions.gradient,p=this._createGradient({context:e,options:g,additionalRotation:0,x:s,y:u,size:o*a});g.colorStops.forEach((function(t){var r=t.offset,e=t.color;p.addColorStop(r,e)})),e.fillStyle=e.strokeStyle=p}else n.dotsOptions.color&&(e.fillStyle=e.strokeStyle=n.dotsOptions.color);e.fill("evenodd")},t.prototype.drawCorners=function(t){var r=this;if(!this._qr)throw"QR code is not defined";var e=this.context;if(!e)throw"QR code is not defined";var n=this._options,o=this._qr.getModuleCount(),i=Math.min(n.width,n.height),a=Math.floor(i/o),s=7*a,u=3*a,h=Math.floor((n.width-o*a)/2),d=Math.floor((n.height-o*a)/2);[[0,0,0],[1,0,Math.PI/2],[0,1,-Math.PI/2]].forEach((function(i){var v,y,w,x,b,_,M,m,S,O,C=i[0],k=i[1],P=i[2];if(!t||t(C,k)){var D=h+C*a*(o-7),I=d+k*a*(o-7);if(null===(v=n.cornersSquareOptions)||void 0===v?void 0:v.type){var z=new f({context:e,type:null===(y=n.cornersSquareOptions)||void 0===y?void 0:y.type});e.beginPath(),z.draw(D,I,s,P)}else{var B=new c({context:e,type:n.dotsOptions.type});e.beginPath();for(var A=function(t){for(var r=function(r){if(!(null===(w=g[t])||void 0===w?void 0:w[r]))return"continue";B.draw(D+t*a,I+r*a,a,(function(e,n){var o;return!!(null===(o=g[t+e])||void 0===o?void 0:o[r+n])}))},e=0;e<g[t].length;e++)r(e)},q=0;q<g.length;q++)A(q)}if(null===(x=n.cornersSquareOptions)||void 0===x?void 0:x.gradient){var R=n.cornersSquareOptions.gradient,L=r._createGradient({context:e,options:R,additionalRotation:P,x:D,y:I,size:s});R.colorStops.forEach((function(t){var r=t.offset,e=t.color;L.addColorStop(r,e)})),e.fillStyle=e.strokeStyle=L}else(null===(b=n.cornersSquareOptions)||void 0===b?void 0:b.color)&&(e.fillStyle=e.strokeStyle=n.cornersSquareOptions.color);if(e.fill("evenodd"),null===(_=n.cornersDotOptions)||void 0===_?void 0:_.type){var T=new l({context:e,type:null===(M=n.cornersDotOptions)||void 0===M?void 0:M.type});e.beginPath(),T.draw(D+2*a,I+2*a,u,P)}else{B=new c({context:e,type:n.dotsOptions.type}),e.beginPath();var j=function(t){for(var r=function(r){if(!(null===(m=p[t])||void 0===m?void 0:m[r]))return"continue";B.draw(D+t*a,I+r*a,a,(function(e,n){var o;return!!(null===(o=p[t+e])||void 0===o?void 0:o[r+n])}))},e=0;e<p[t].length;e++)r(e)};for(q=0;q<p.length;q++)j(q)}if(null===(S=n.cornersDotOptions)||void 0===S?void 0:S.gradient){R=n.cornersDotOptions.gradient;var E=r._createGradient({context:e,options:R,additionalRotation:P,x:D+2*a,y:I+2*a,size:u});R.colorStops.forEach((function(t){var r=t.offset,e=t.color;E.addColorStop(r,e)})),e.fillStyle=e.strokeStyle=E}else(null===(O=n.cornersDotOptions)||void 0===O?void 0:O.color)&&(e.fillStyle=e.strokeStyle=n.cornersDotOptions.color);e.fill("evenodd")}}))},t.prototype.loadImage=function(){var t=this;return new Promise((function(r,e){var n=t._options,o=new Image;if(!n.image)return e("Image is not defined");"string"==typeof n.imageOptions.crossOrigin&&(o.crossOrigin=n.imageOptions.crossOrigin),t._image=o,o.onload=function(){r()},o.src=n.image}))},t.prototype.drawImage=function(t){var r=t.width,e=t.height,n=t.count,o=t.dotSize,i=this.context;if(!i)throw"canvasContext is not defined";if(!this._image)throw"image is not defined";var a=this._options,s=Math.floor((a.width-n*o)/2),u=Math.floor((a.height-n*o)/2),c=s+a.imageOptions.margin+(n*o-r)/2,h=u+a.imageOptions.margin+(n*o-e)/2,f=r-2*a.imageOptions.margin,d=e-2*a.imageOptions.margin;i.drawImage(this._image,c,h,f<0?0:f,d<0?0:d)},t.prototype._createGradient=function(t){var r,e=t.context,n=t.options,o=t.additionalRotation,i=t.x,a=t.y,s=t.size;if("radial"===n.type)r=e.createRadialGradient(i+s/2,a+s/2,0,i+s/2,a+s/2,s/2);else{var u=((n.rotation||0)+o)%(2*Math.PI),c=(u+2*Math.PI)%(2*Math.PI),h=i+s/2,f=a+s/2,d=i+s/2,l=a+s/2;c>=0&&c<=.25*Math.PI||c>1.75*Math.PI&&c<=2*Math.PI?(h-=s/2,f-=s/2*Math.tan(u),d+=s/2,l+=s/2*Math.tan(u)):c>.25*Math.PI&&c<=.75*Math.PI?(f-=s/2,h-=s/2/Math.tan(u),l+=s/2,d+=s/2/Math.tan(u)):c>.75*Math.PI&&c<=1.25*Math.PI?(h+=s/2,f+=s/2*Math.tan(u),d-=s/2,l-=s/2*Math.tan(u)):c>1.25*Math.PI&&c<=1.75*Math.PI&&(f+=s/2,h+=s/2/Math.tan(u),l-=s/2,d-=s/2/Math.tan(u)),r=e.createLinearGradient(Math.round(h),Math.round(f),Math.round(d),Math.round(l))}return r},t}();for(var y={},w=0;w<=40;w++)y[w]=w;const x={width:300,height:300,data:void 0,image:void 0,qrOptions:{typeNumber:y[0],mode:void 0,errorCorrectionLevel:"Q"},imageOptions:{hideBackgroundDots:!0,imageSize:.4,crossOrigin:void 0,margin:0},dotsOptions:{type:"square",color:"#000"},backgroundOptions:{color:"#fff"}};var b=function(){return(b=Object.assign||function(t){for(var r,e=1,n=arguments.length;e<n;e++)for(var o in r=arguments[e])Object.prototype.hasOwnProperty.call(r,o)&&(t[o]=r[o]);return t}).apply(this,arguments)};function _(t){var r=b({},t);if(!r.colorStops||!r.colorStops.length)throw"Field 'colorStops' is required in gradient";return r.rotation?r.rotation=Number(r.rotation):r.rotation=0,r.colorStops=r.colorStops.map((function(t){return b(b({},t),{offset:Number(t.offset)})})),r}function M(t){var r=b({},t);return r.width=Number(r.width),r.height=Number(r.height),r.imageOptions=b(b({},r.imageOptions),{hideBackgroundDots:Boolean(r.imageOptions.hideBackgroundDots),imageSize:Number(r.imageOptions.imageSize),margin:Number(r.imageOptions.margin)}),r.dotsOptions=b({},r.dotsOptions),r.dotsOptions.gradient&&(r.dotsOptions.gradient=_(r.dotsOptions.gradient)),r.cornersSquareOptions&&(r.cornersSquareOptions=b({},r.cornersSquareOptions),r.cornersSquareOptions.gradient&&(r.cornersSquareOptions.gradient=_(r.cornersSquareOptions.gradient))),r.cornersDotOptions&&(r.cornersDotOptions=b({},r.cornersDotOptions),r.cornersDotOptions.gradient&&(r.cornersDotOptions.gradient=_(r.cornersDotOptions.gradient))),r.backgroundOptions&&(r.backgroundOptions=b({},r.backgroundOptions),r.backgroundOptions.gradient&&(r.backgroundOptions.gradient=_(r.backgroundOptions.gradient))),r}var m=e(192),S=e.n(m);const O=function(){function t(t){this._options=t?M(a(x,t)):x,this.update()}return t._clearContainer=function(t){t&&(t.innerHTML="")},t.prototype.update=function(r){t._clearContainer(this._container),this._options=r?M(a(this._options,r)):this._options,this._options.data&&(this._qr=S()(this._options.qrOptions.typeNumber,this._options.qrOptions.errorCorrectionLevel),this._qr.addData(this._options.data,this._options.qrOptions.mode||function(t){switch(!0){case/^[0-9]*$/.test(t):return"Numeric";case/^[0-9A-Z $%*+\-./:]*$/.test(t):return"Alphanumeric";default:return"Byte"}}(this._options.data)),this._qr.make(),this._canvas=new v(this._options),this._drawingPromise=this._canvas.drawQR(this._qr),this.append(this._container))},t.prototype.append=function(t){if(t){if("function"!=typeof t.appendChild)throw"Container should be a single DOM node";this._canvas&&t.appendChild(this._canvas.getCanvas()),this._container=t}},t.prototype.download=function(t){var r=this;this._drawingPromise&&this._drawingPromise.then((function(){if(r._canvas){var e="png",n="qr";"string"==typeof t?(e=t,console.warn("Extension is deprecated as argument for 'download' method, please pass object { name: '...', extension: '...' } as argument")):"object"==typeof t&&null!==t&&(t.name&&(n=t.name),t.extension&&(e=t.extension)),function(t,r){var e=document.createElement("a");e.download=r,e.href=t,document.body.appendChild(e),e.click(),document.body.removeChild(e)}(r._canvas.getCanvas().toDataURL("image/"+e),n+"."+e)}}))},t}()}},r={};function e(n){if(r[n])return r[n].exports;var o=r[n]={exports:{}};return t[n](o,o.exports,e),o.exports}return e.n=t=>{var r=t&&t.__esModule?()=>t.default:()=>t;return e.d(r,{a:r}),r},e.d=(t,r)=>{for(var n in r)e.o(r,n)&&!e.o(t,n)&&Object.defineProperty(t,n,{enumerable:!0,get:r[n]})},e.o=(t,r)=>Object.prototype.hasOwnProperty.call(t,r),e(669)})().default}));
//# sourceMappingURL=qr-code-styling.js.map

23

package.json
{
"name": "qr-code-styling",
"version": "1.2.0",
"version": "1.3.0",
"description": "Add a style and an image to your QR code",

@@ -15,3 +15,3 @@ "main": "lib/qr-code-styling.js",

"@typescript-eslint/parser": "^2.4.0",
"canvas": "^2.6.0",
"canvas": "^2.6.1",
"clean-webpack-plugin": "^3.0.0",

@@ -23,16 +23,19 @@ "eslint": "^6.2.1",

"eslint-plugin-prettier": "^3.1.0",
"jest": "^24.9.0",
"html-webpack-plugin": "^4.5.0",
"jest": "^26.6.3",
"jest-environment-jsdom-fifteen": "^1.0.0",
"prettier": "^1.18.2",
"ts-jest": "^24.0.2",
"ts-jest": "^26.4.4",
"ts-loader": "^6.2.0",
"typescript": "^3.6.4",
"webpack": "^4.39.2",
"webpack": "^5.11.0",
"webpack-cli": "^3.3.6",
"webpack-dev-server": "^3.8.0"
"webpack-dev-server": "^3.11.0",
"webpack-merge": "^5.7.2"
},
"scripts": {
"build": "webpack --mode=production",
"build:dev": "webpack --mode=development",
"test": "jest"
"build": "webpack --mode=production --config webpack.config.build.js",
"build:dev": "webpack --mode=development --config webpack.config.build.js",
"test": "jest",
"start": "webpack-dev-server --open --config webpack.config.dev-server.js"
},

@@ -63,3 +66,3 @@ "repository": {

},
"homepage": "https://qrcodestyling.com/"
"homepage": "https://qr-code-styling.com"
}

97

README.md

@@ -6,8 +6,10 @@ # QR Code Styling

If you have issues / suggestions / notes / questions, please open an issue or contact me. Let's create a usable library together.
Try it here https://qr-code-styling.com
If you have issues / suggestions / notes / questions, please open an issue or contact me. Let's create a cool library together.
### Examples
<p float="left">
<img style="display:inline-block" src="https://raw.githubusercontent.com/kozakdenys/qr-code-styling/master/src/assets/facebook_example.png" width="240" />
<img style="display:inline-block" src="https://raw.githubusercontent.com/kozakdenys/qr-code-styling/master/src/assets/instagram_example.png" width="240" />
<img style="display:inline-block" src="https://raw.githubusercontent.com/kozakdenys/qr-code-styling/master/src/assets/telegram_example.png" width="240" />
<img style="display:inline-block" src="https://raw.githubusercontent.com/kozakdenys/qr-code-styling/master/src/assets/facebook_example_new.png" width="240" />
<img style="display:inline-block" src="https://raw.githubusercontent.com/kozakdenys/qr-code-styling/master/src/assets/qr_code_example.png" width="240" />
<img style="display:inline-block" src="https://raw.githubusercontent.com/kozakdenys/qr-code-styling/master/src/assets/telegram_example_new.png" width="240" />
</p>

@@ -48,3 +50,4 @@

imageOptions: {
crossOrigin: "anonymous"
crossOrigin: "anonymous",
margin: 20
}

@@ -70,12 +73,14 @@ });

Property |Type |Default Value|Description
-----------------|------|-------------|-----------------------------------------------------
width |number|`300` |Size of canvas
height |number|`300` |Size of canvas
data |string| |The date will be encoded to the QR code
image |string| |The image will be copied to the center of the QR code
qrOptions |object| |Options will be passed to `qrcode-generator` lib
imageOptions |object| |Specific image options, details see below
dotsOptions |object| |Dots styling options
backgroundOptions|object| |QR background styling options
Property |Type |Default Value|Description
-----------------------|------|-------------|-----------------------------------------------------
width |number|`300` |Size of canvas
height |number|`300` |Size of canvas
data |string| |The date will be encoded to the QR code
image |string| |The image will be copied to the center of the QR code
qrOptions |object| |Options will be passed to `qrcode-generator` lib
imageOptions |object| |Specific image options, details see below
dotsOptions |object| |Dots styling options
cornersSquareOptions |object| |Square in the corners styling options
cornersDotOptionsHelper|object| |Dots in the corners styling options
backgroundOptions |object| |QR background styling options

@@ -96,2 +101,3 @@ `options.qrOptions` structure

imageSize |number |`0.4` |Coefficient of the image size. Not recommended to use ove 0.5. Lower is better
margin |number |`0` |Margin of the image in px
crossOrigin |string(`'anonymous' 'use-credentials'`)| |Set "anonymous" if you want to download QR code from other origins.

@@ -101,6 +107,7 @@

Property|Type |Default Value|Description
--------|------------------------------------|-------------|-----------------
color |string |`'#000'` |Color of QR dots
type |string (`'rounded' 'dots' 'square'`)|`'default'` |Style of QR dots
Property|Type |Default Value|Description
--------|------------------------------------------------------------------------------|-------------|-------------------
color |string |`'#000'` |Color of QR dots
gradient|object | |Gradient of QR dots
type |string (`'rounded' 'dots' 'classy' 'classy-rounded' 'square' 'extra-rounded'`)|`'square'` |Style of QR dots

@@ -111,4 +118,52 @@ `options.backgroundOptions` structure

--------|------|-------------
color |string|`'#fff'`
color |string|`'#fff'`
gradient|object|
`options.cornersSquareOptions` structure
Property|Type |Default Value|Description
--------|-----------------------------------------|-------------|-----------------
color |string | |Color of Corners Square
gradient|object | |Gradient of Corners Square
type |string (`'dot' 'square' 'extra-rounded'`)| |Style of Corners Square
`options.cornersDotOptions` structure
Property|Type |Default Value|Description
--------|-------------------------|-------------|-----------------
color |string | |Color of Corners Dot
gradient|object | |Gradient of Corners Dot
type |string (`'dot' 'square'`)| |Style of Corners Dot
Gradient structure
`options.dotsOptions.gradient`
`options.backgroundOptions.gradient`
`options.cornersSquareOptions.gradient`
`options.cornersDotOptions.gradient`
Property |Type |Default Value|Description
----------|----------------------------|-------------|---------------------------------------------------------
type |string (`'linear' 'radial'`)|"linear" |Type of gradient spread
rotation |number |0 |Rotation of gradient in radians (Math.PI === 180 degrees)
colorStops|array of objects | |Gradient colors. Example `[{ offset: 0, color: 'blue' }, { offset: 1, color: 'red' }]`
Gradient colorStops structure
`options.dotsOptions.gradient.colorStops[]`
`options.backgroundOptions.gradient.colorStops[]`
`options.cornersSquareOptions.gradient.colorStops[]`
`options.cornersDotOptions.gradient.colorStops[]`
Property|Type |Default Value|Description
--------|----------------|-------------|-----------------------------------
offset |number (`0 - 1`)| |Position of color in gradient range
color |string | |Color of stop in gradient range
#### QRCodeStyling methods

@@ -142,3 +197,3 @@ `QRCodeStyling.append(container) => void`

[MIT License](https://raw.githubusercontent.com/kozakdenys/qr-code-styling/master/LICENSE). Copyright (c) 2020 Denys Kozak
[MIT License](https://raw.githubusercontent.com/kozakdenys/qr-code-styling/master/LICENSE). Copyright (c) 2021 Denys Kozak
lib/qr-code-styling.js.map

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