colorjs.io/dist/color.legacy.min.js

Let’s get serious about color

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0!==n?n:this.base.white)&&void 0!==r?r:"D65";this.white=Gi(u),this.formats=null!==(o=e.formats)&&void 0!==o?o:{};for(let e in this.formats){let t=this.formats[e];t.type||(t.type="function"),t.name||(t.name=e)}var s;null!==(a=this.formats.color)&&void 0!==a&&a.id||(this.formats.color={...null!==(s=this.formats.color)&&void 0!==s?s:{},id:e.cssId||this.id});e.gamutSpace?this.gamutSpace="self"===e.gamutSpace?this:Ki.get(e.gamutSpace):this.isPolar?this.gamutSpace=this.base:this.gamutSpace=this,this.gamutSpace.isUnbounded&&(this.inGamut=(e,t)=>!0),this.referred=e.referred,Object.defineProperty(this,"path",{value:Qi(this).reverse(),writable:!1,enumerable:!0,configurable:!0}),yo.run("colorspace-init-end",this)}inGamut(e){let{epsilon:t=Vi}=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(!this.equals(this.gamutSpace))return e=this.to(this.gamutSpace,e),this.gamutSpace.inGamut(e,{epsilon:t});let r=Object.values(this.coords);return e.every(((e,n)=>{let o=r[n];if("angle"!==o.type&&o.range){if(yn(e))return!0;let[r,n]=o.range;return(void 0===r||e>=r-t)&&(void 0===n||e<=n+t)}return!0}))}get isUnbounded(){return Object.values(this.coords).every((e=>!("range"in e)))}get cssId(){var e;return(null===(e=this.formats)||void 0===e||null===(e=e.color)||void 0===e?void 0:e.id)||this.id}get isPolar(){for(let e in this.coords)if("angle"===this.coords[e].type)return!0;return!1}getFormat(e){if(!e)return null;"default"===e?e=Object.values(this.formats)[0]:"string"==typeof e&&(e=this.formats[e]);let t=Fi.get(e,this);return t!==e&&e.name in this.formats&&(this.formats[e.name]=t),t}equals(e){return!!e&&(this===e||this.id===e||this.id===e.id)}to(e,t){if(1===arguments.length){const r=Ui(e);[e,t]=[r.space,r.coords]}if(e=Ki.get(e),this.equals(e))return t;t=t.map((e=>yn(e)?0:e));let r,n,o=this.path,a=e.path;for(let e=0;e<o.length&&o[e].equals(a[e]);e++)r=o[e],n=e;if(!r)throw new Error(`Cannot convert between color spaces ${this} and ${e}: no connection space was found`);for(let e=o.length-1;e>n;e--)t=o[e].toBase(t);for(let e=n+1;e<a.length;e++)t=a[e].fromBase(t);return t}from(e,t){if(1===arguments.length){const r=Ui(e);[e,t]=[r.space,r.coords]}return(e=Ki.get(e)).to(this,t)}toString(){return`${this.name} (${this.id})`}getMinCoords(){let e=[];for(let r in this.coords){var t;let n=this.coords[r],o=n.range||n.refRange;e.push(null!==(t=null==o?void 0:o.min)&&void 0!==t?t:0)}return e}static registry={};static get all(){return[...new Set(Object.values(Ki.registry))]}static register(e,t){if(1===arguments.length&&(e=(t=arguments[0]).id),t=this.get(t),this.registry[e]&&this.registry[e]!==t)throw new Error(`Duplicate color space registration: '${e}'`);if(this.registry[e]=t,1===arguments.length&&t.aliases)for(let e of t.aliases)this.register(e,t);return t}static get(e){if(!e||Bn(e,this))return e;if("string"===vn(e)){let t=Ki.registry[e.toLowerCase()];if(!t)throw new TypeError(`No color space found with id = "${e}"`);return t}for(var t=arguments.length,r=new Array(t>1?t-1:0),n=1;n<t;n++)r[n-1]=arguments[n];if(r.length)return Ki.get(...r);throw new TypeError(`${e} is not a valid color space`)}static findFormat(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Ki.all;if(!e)return null;"string"==typeof e&&(e={name:e});for(let o of t)for(let[t,a]of Object.entries(o.formats)){var r,n;null!==(r=a.name)&&void 0!==r||(a.name=t),null!==(n=a.type)&&void 0!==n||(a.type="function");let i=!(e.name&&a.name!==e.name||e.type&&a.type!==e.type);if(e.id){let t=a.ids||[a.id],r=Array.isArray(e.id)?e.id:[e.id];i&&(i=r.some((e=>t.includes(e))))}if(i){let e=Fi.get(a,o);return e!==a&&(o.formats[a.name]=e),e}}return null}static resolveCoord(e,t){let r,n,o=vn(e);if("string"===o?e.includes(".")?[r,n]=e.split("."):[r,n]=[,e]:Array.isArray(e)?[r,n]=e:(r=e.space,n=e.coordId),r=Ki.get(r),r||(r=t),!r)throw new TypeError(`Cannot resolve coordinate reference ${e}: No color space specified and relative references are not allowed here`);if(o=vn(n),"number"===o||"string"===o&&n>=0){let e=Object.entries(r.coords)[n];if(e)return{space:r,id:e[0],index:n,...e[1]}}r=Ki.get(r);let a=n.toLowerCase(),i=0;for(let e in r.coords){var u;let t=r.coords[e];if(e.toLowerCase()===a||(null===(u=t.name)||void 0===u?void 0:u.toLowerCase())===a)return{space:r,id:e,index:i,...t};i++}throw new TypeError(`No "${n}" coordinate found in ${r.name}. Its coordinates are: ${Object.keys(r.coords).join(", ")}`)}static DEFAULT_FORMAT={type:"functions",name:"color"}}function Qi(e){let t=[e];for(let r=e;r=r.base;)t.push(r);return t}var eu=new Ki({id:"xyz-d65",name:"XYZ D65",coords:{x:{refRange:[0,1],name:"X"},y:{refRange:[0,1],name:"Y"},z:{refRange:[0,1],name:"Z"}},white:"D65",formats:{color:{ids:["xyz-d65","xyz"]}},aliases:["xyz"]});class tu extends Ki{constructor(e){var t,r,n;(e.coords||(e.coords={r:{range:[0,1],name:"Red"},g:{range:[0,1],name:"Green"},b:{range:[0,1],name:"Blue"}}),e.base||(e.base=eu),e.toXYZ_M&&e.fromXYZ_M)&&(null!==(r=e.toBase)&&void 0!==r||(e.toBase=t=>{let r=mn(t,e.toXYZ_M);return this.white!==this.base.white&&(r=Xi(this.white,this.base.white,r)),r}),null!==(n=e.fromBase)&&void 0!==n||(e.fromBase=t=>mn(t=Xi(this.base.white,this.white,t),e.fromXYZ_M)));null!==(t=e.referred)&&void 0!==t||(e.referred="display"),super(e)}}function ru(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(Array.isArray(e))return e.map((e=>ru(e,t)));let{cssProperty:r="background-color",element:n,...o}=t,a=null;try{return Ui(e,o)}catch(e){a=e}let{CSS:i,getComputedStyle:u}=globalThis;if(gn(e)&&n&&i&&u&&i.supports(r,e)){let t=n.style[r];e!==t&&(n.style[r]=e);let i=u(n).getPropertyValue(r);if(e!==t&&(n.style[r]=t),i!==e)try{return Ui(i,o)}catch(e){a=e}else a={message:"Color value is a valid CSS color, but it could not be resolved :("}}return t.errorMeta&&(t.errorMeta.error=a),null}function nu(e,t){e=Ui(e);let r,n=Ki.get(t,null==t?void 0:t.space),o=null==t?void 0:t.precision;return r=!n||e.space.equals(n)?e.coords.slice():n.from(e),void 0===o?r:r.map((e=>Mn(e,o)))}function ou(e,t){var r;if(e=Ui(e),"alpha"===t)return null!==(r=e.alpha)&&void 0!==r?r:1;let{space:n,index:o}=Ki.resolveCoord(t,e.space);return nu(e,n)[o]}function au(e,t,r,n){return e=Ui(e),Array.isArray(t)&&([t,r,n]=[e.space,t,r]),t=Ki.get(t),e.coords=t===e.space?r.slice():t.to(e.space,r),void 0!==n&&(e.alpha=n),e}function iu(e,t,r){if(e=Ui(e),2===arguments.length&&"object"===vn(arguments[1])){let t=arguments[1];for(let r in t)iu(e,r,t[r])}else if("function"==typeof r&&(r=r(ou(e,t))),"alpha"===t)e.alpha=r;else{let{space:n,index:o}=Ki.resolveCoord(t,e.space),a=nu(e,n);a[o]=r,au(e,n,a)}return e}au.returns="color",iu.returns="color";var uu=new Ki({id:"xyz-d50",name:"XYZ D50",white:"D50",base:eu,fromBase:e=>Xi(eu.white,"D50",e),toBase:e=>Xi("D50",eu.white,e)});const su=216/24389,cu=24/116,lu=24389/27;let fu=Wi.D50;var hu=new Ki({id:"lab",name:"Lab",coords:{l:{refRange:[0,100],name:"Lightness"},a:{refRange:[-125,125]},b:{refRange:[-125,125]}},white:fu,base:uu,fromBase(e){let t=e.map(((e,t)=>e/fu[t])).map((e=>e>su?Math.cbrt(e):(lu*e+16)/116));return[116*t[1]-16,500*(t[0]-t[1]),200*(t[1]-t[2])]},toBase(e){let[t,r,n]=e,o=[];return o[1]=(t+16)/116,o[0]=r/500+o[1],o[2]=o[1]-n/200,[o[0]>cu?Math.pow(o[0],3):(116*o[0]-16)/lu,e[0]>8?Math.pow((e[0]+16)/116,3):e[0]/lu,o[2]>cu?Math.pow(o[2],3):(116*o[2]-16)/lu].map(((e,t)=>e*fu[t]))},formats:{lab:{coords:["<percentage> | <number>","<number> | <percentage>","<number> | <percentage>"]}}});function pu(e){return"number"!=typeof e?e:(e%360+360)%360}function du(e,t){let[r,n]=t,o=yn(r),a=yn(n);if(o&&a)return[r,n];if(o?r=n:a&&(n=r),"raw"===e)return t;r=pu(r),n=pu(n);let i=n-r;return"increasing"===e?i<0&&(n+=360):"decreasing"===e?i>0&&(r+=360):"longer"===e?-180<i&&i<180&&(i>0?r+=360:n+=360):"shorter"===e&&(i>180?r+=360:i<-180&&(n+=360)),[r,n]}var mu=new Ki({id:"lch",name:"LCH",coords:{l:{refRange:[0,100],name:"Lightness"},c:{refRange:[0,150],name:"Chroma"},h:{refRange:[0,360],type:"angle",name:"Hue"}},base:hu,fromBase(e){if(void 0===this.ε){let e=Object.values(this.base.coords)[1].refRange,t=e[1]-e[0];this.ε=t/1e5}let[t,r,n]=e,o=Math.abs(r)<this.ε&&Math.abs(n)<this.ε,a=o?null:pu(180*Math.atan2(n,r)/Math.PI);return[t,o?0:Math.sqrt(r**2+n**2),a]},toBase(e){let[t,r,n]=e,o=null,a=null;return yn(n)||(r=r<0?0:r,o=r*Math.cos(n*Math.PI/180),a=r*Math.sin(n*Math.PI/180)),[t,o,a]},formats:{lch:{coords:["<percentage> | <number>","<number> | <percentage>","<number> | <angle>"]}