7 lines
5.4 KiB
JavaScript
7 lines
5.4 KiB
JavaScript
(()=>{"use strict";function r(r,t){(null==t||t>r.length)&&(t=r.length);for(var n=0,e=new Array(t);n<t;n++)e[n]=r[n];return e}function t(t,n){return function(r){if(Array.isArray(r))return r}(t)||function(r,t){var n=null==r?null:"undefined"!=typeof Symbol&&r[Symbol.iterator]||r["@@iterator"];if(null!=n){var e,a,i=[],o=!0,u=!1;try{for(n=n.call(r);!(o=(e=n.next()).done);o=!0){i.push(e.value);if(t&&i.length===t)break}}catch(r){u=!0;a=r}finally{try{o||null==n.return||n.return()}finally{if(u)throw a}}return i}}(t,n)||function(t,n){if(!t)return;if("string"==typeof t)return r(t,n);var e=Object.prototype.toString.call(t).slice(8,-1);"Object"===e&&t.constructor&&(e=t.constructor.name);if("Map"===e||"Set"===e)return Array.from(e);if("Arguments"===e||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(e))return r(t,n)}(t,n)||function(){throw new TypeError("Invalid attempt to destructure non-iterable instance.\\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}()}
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var n=/^#[0-9a-f]{3,8}$/i,e=/^((?:rgb|hsl)a?)\s*\(([^)]*)\)/i,a=function(){function r(t,n,e,a){!function(r,t){if(!(r instanceof t))throw new TypeError("Cannot call a class as a function")}(this,r);this.red=t;this.green=n;this.blue=e;this.alpha=a}var a=r.prototype;a.toHexString=function(){var r=Math.round(this.red).toString(16),t=Math.round(this.green).toString(16),n=Math.round(this.blue).toString(16);return"#"+(this.red>15.5?r:"0"+r)+(this.green>15.5?t:"0"+t)+(this.blue>15.5?n:"0"+n)};a.toHSL=function(){return function(r){var t=r.red,n=r.green,e=r.blue,a=r.alpha,i=t/255,o=n/255,u=e/255,l=Math.max(i,o,u),s=Math.min(i,o,u),f=l-s,h=(l+s)/2,c=f>0?f/(1-Math.abs(2*h-1)):0;if(0===f)return{hue:0,saturation:c,lightness:h,alpha:a};var p=0;switch(l){case i:p=(o-u)/f%6;break;case o:p=(u-i)/f+2;break;case u:p=(o-u)/f+4}return{hue:60*p,saturation:c,lightness:h,alpha:a}}({red:this.red,green:this.green,blue:this.blue,alpha:this.alpha})};a.getRelativeLuminance=function(){
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var r=this.red/255,t=this.green/255,n=this.blue/255;return.2126*(r<=.03928?r/12.92:Math.pow((r+.055)/1.055,2.4))+.7152*(t<=.03928?t/12.92:Math.pow((t+.055)/1.055,2.4))+.0722*(n<=.03928?n/12.92:Math.pow((n+.055)/1.055,2.4))};r.parseString=function(r){return null!=r.match(e)?this.parseColorFnString(r):null!=r.match(n)?this.parseHexString(r):void 0};r.parseRgbString=function(t){return"transparent"===t?new r(0,0,0,0):this.parseColorFnString(t)};r.parseHexString=function(e){if(null!=e.match(n)&&![6,8].includes(e.length)){if((e=e.replace("#","")).length<6){var a=t(e,4),i=a[0],o=a[1],u=a[2],l=a[3];e=i+i+o+o+u+u;null!=l&&(e+=l+l)}var s=e.match(/.{1,2}/g);if(null!=s)return new r(parseInt(s[0],16),parseInt(s[1],16),parseInt(s[2],16),null!=s[3]?parseInt(s[3],16)/255:1)}};r.parseColorFnString=function(n){var a,i=t(null!==(a=n.match(e))&&void 0!==a?a:[],3),o=i[1],u=i[2];if(null!=o&&null!=u){var l=u.split(/\s*[,/\s]\s*/).map((function(r){return r.replace(",","").trim()})).filter((function(r){
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return""!==r})).map((function(r,t){return function(r,t,n){if(/%$/.test(t))return 3===n?parseFloat(t)/100:255*parseFloat(t)/100;if("h"===r[n]){if(/turn$/.test(t))return 360*parseFloat(t);if(/rad$/.test(t))return 57.3*parseFloat(t)}return parseFloat(t)}(o,r,t)}));if("hsl"===o.substr(0,3)){var s=function(r){var t=r.hue,n=r.saturation,e=r.lightness,a=r.alpha;n/=255;e/=255;var i=(1-Math.abs(2*e-1))*n,o=i*(1-Math.abs(t/60%2-1)),u=e-i/2,l=(t<60?[i,o,0]:t<120?[o,i,0]:t<180?[0,i,o]:t<240?[0,o,i]:t<300?[o,0,i]:[i,0,o]).map((function(r){return Math.round(255*(r+u))}));return{red:l[0],green:l[1],blue:l[2],alpha:a}}({hue:l[0],saturation:l[1],lightness:l[2],alpha:l[3]});return new r(s.red,s.green,s.blue,s.alpha)}return new r(l[0],l[1],l[2],"number"==typeof l[3]?l[3]:1)}};return r}();function i(r,t){(null==t||t>r.length)&&(t=r.length);for(var n=0,e=new Array(t);n<t;n++)e[n]=r[n];return e}function o(r){return function(r){if(Array.isArray(r))return i(r)}(r)||function(r){
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if("undefined"!=typeof Symbol&&null!=r[Symbol.iterator]||null!=r["@@iterator"])return Array.from(r)}(r)||function(r,t){if(!r)return;if("string"==typeof r)return i(r,t);var n=Object.prototype.toString.call(r).slice(8,-1);"Object"===n&&r.constructor&&(n=r.constructor.name);if("Map"===n||"Set"===n)return Array.from(n);if("Arguments"===n||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n))return i(r,t)}(r)||function(){throw new TypeError("Invalid attempt to spread non-iterable instance.\\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}()}function u(r,t,n){return 4*(t*n+r)}function l(r,t,n,e,a){var i=e-r,o=a-t;return Math.pow(i,2)+Math.pow(o,2)<=Math.pow(n,2)}function s(r,t,n,e){for(var a=function(r,t){return{x:r/4%t,y:Math.floor(r/4/t)}}(t,n),i=a.x,o=a.y,s=e+i;s>=i;s--)for(var f=e+o;f>=o;f--)if(l(i,o,e,s,f)){var h=i-(s-i),c=o-(f-o);r.add(u(s,f,n));r.add(u(s,c,n));r.add(u(h,f,n));r.add(u(h,c,n))}return r}function f(r,t,n){
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return o(s(new Set,r,n,1)).some((function(r){return t[r+3]<=15}))}self.addEventListener("message",(function(r){var t=r.data,n=t.imageData,e=t.scaledBorderSize,i=t.color,o=t.id,u=function(r,t,n){var e=a.parseString(n),i=new Uint8ClampedArray(r.data.length),o=new Set;if(null==e)throw new Error("Invalid color");for(var u=0;u<r.data.length;u+=4)if(!(r.data[u+3]<=15)&&f(u,r.data,r.width)){o.add(u);o=s(o,u,r.width,t)}o.forEach((function(r){return function(r,t,n){r[t]=n.red;r[t+1]=n.green;r[t+2]=n.blue;r[t+3]=255}(i,r,e)}));return i}(n,e,i);self.postMessage({border:u,id:o})}))})();
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