xel/xel.js

Widget toolkit for building native-like Web, Electron and Hybrid apps

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O=1+.015*A*B,H=30*Math.exp(-1*((S-275)/25)**2),N=2*Math.sqrt(P/(P+te)),I=(k/(i*R))**2;return I+=(C/(s*D))**2,I+=(M/(n*O))**2,I+=-1*Math.sin(2*H*se)*N*(C/(s*D))*(M/(n*O)),Math.sqrt(I)}const re=[[.819022437996703,.3619062600528904,-.1288737815209879],[.0329836539323885,.9292868615863434,.0361446663506424],[.0481771893596242,.2642395317527308,.6335478284694309]],oe=[[1.2268798758459243,-.5578149944602171,.2813910456659647],[-.0405757452148008,1.112286803280317,-.0717110580655164],[-.0763729366746601,-.4214933324022432,1.5869240198367816]],le=[[.210454268309314,.7936177747023054,-.0040720430116193],[1.9779985324311684,-2.42859224204858,.450593709617411],[.0259040424655478,.7827717124575296,-.8086757549230774]],he=[[1,.3963377773761749,.2158037573099136],[1,-.1055613458156586,-.0638541728258133],[1,-.0894841775298119,-1.2914855480194092]];var de=new Xt({id:"oklab",name:"Oklab",coords:{l:{refRange:[0,1],name:"Lightness"},a:{refRange:[-.4,.4]},b:{refRange:[-.4,.4]}},white:"D65",base:Zt,fromBase(t){let e=ft(t,re);return e[0]=Math.cbrt(e[0]),e[1]=Math.cbrt(e[1]),e[2]=Math.cbrt(e[2]),ft(e,le,e)},toBase(t){let e=ft(t,he);return e[0]=e[0]**3,e[1]=e[1]**3,e[2]=e[2]**3,ft(e,oe,e)},formats:{oklab:{coords:["<percentage> | <number>","<number> | <percentage>","<number> | <percentage>"]}}});function ce(t,e){[t,e]=Ft([t,e]);let[i,s,n]=de.from(t),[a,r,o]=de.from(e),l=i-a,h=s-r,d=n-o;return Math.sqrt(l**2+h**2+d**2)}function ue(t,e,{epsilon:i=75e-6}={}){t=Ft(t),e||(e=t.space),e=Xt.get(e);let s=t.coords;return e!==t.space&&(s=e.from(t)),e.inGamut(s,{epsilon:i})}function pe(t,e){t=Ft(t);let i,s=Xt.get(e,e?.space),n=e?.precision;return i=!s||t.space.equals(s)?t.coords.slice():s.from(t),void 0===n?i:i.map((t=>Ct(t,n)))}function me(t,e){if(t=Ft(t),"alpha"===e)return t.alpha??1;let{space:i,index:s}=Xt.resolveCoord(e,t.space);return pe(t,i)[s]}function be(t,e,i,s){return t=Ft(t),Array.isArray(e)&&([e,i,s]=[t.space,e,i]),e=Xt.get(e),t.coords=e===t.space?i.slice():e.to(t.space,i),void 0!==s&&(t.alpha=s),t}function ge(t,e,i){if(t=Ft(t),2===arguments.length&&"object"===wt(arguments[1])){let e=arguments[1];for(let i in e)ge(t,i,e[i])}else if("function"==typeof i&&(i=i(me(t,e))),"alpha"===e)t.alpha=i;else{let{space:s,index:n}=Xt.resolveCoord(e,t.space),a=pe(t,s);a[n]=i,be(t,s,a)}return t}function fe(t){return{space:t.space,coords:t.coords.slice(),alpha:t.alpha}}be.returns="color",ge.returns="color";const xe=Math.PI/180;var we=new Xt({id:"xyz-abs-d65",cssId:"--xyz-abs-d65",name:"Absolute XYZ D65",coords:{x:{refRange:[0,9504.7],name:"Xa"},y:{refRange:[0,1e4],name:"Ya"},z:{refRange:[0,10888.3],name:"Za"}},base:Zt,fromBase:t=>t.map((t=>203*t)),toBase:t=>t.map((t=>t/203))});const 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Mt(e/i,Se)})),[a,r,o]=ft(n,Re);return[(1+Le)*a/(1+Le*a)-Ae,r,o]},toBase(t){let[e,i,s]=t,n=ft([(e+Ae)/(1+Le-Le*(e+Ae)),i,s],De).map((function(t){let e=ze-Mt(t,Me),i=$e*Mt(t,Me)-Ee;return 1e4*Mt(e/i,Ce)})),[a,r,o]=ft(n,Te),l=(a+(ve-1)*o)/ve;return[l,(r+(ye-1)*l)/ye,o]},formats:{jzazbz:{coords:["<percentage> | <number>","<number> | <percentage>","<number> | <percentage>"]}}}),Oe=new Xt({id:"jzczhz",name:"JzCzHz",coords:{jz:{refRange:[0,1],name:"Jz"},cz:{refRange:[0,.26],name:"Chroma"},hz:{refRange:[0,360],type:"angle",name:"Hue"}},base:Be,fromBase:Qt.fromBase,toBase:Qt.toBase,formats:{jzczhz:{coords:["<percentage> | <number>","<number> | <percentage>","<number> | <angle>"]}}});const He=.8359375,Ne=2413/128,Ie=18.6875,je=2610/16384,Ge=2523/32,Fe=16384/2610,Xe=32/2523,_e=[[.3592832590121217,.6976051147779502,-.035891593232029],[-.1920808463704993,1.100476797037432,.0753748658519118],[.0070797844607479,.0748396662186362,.8433265453898765]],Ze=[[.5,.5,0],[6610/4096,-13613/4096,7003/4096],[17933/4096,-17390/4096,-543/4096]],Ue=[[.9999999999999998,.0086090370379328,.111029625003026],[.9999999999999998,-.0086090370379328,-.1110296250030259],[.9999999999999998,.5600313357106791,-.3206271749873188]],Ye=[[2.0701522183894223,-1.3263473389671563,.2066510476294053],[.3647385209748072,.6805660249472273,-.0453045459220347],[-.0497472075358123,-.0492609666966131,1.1880659249923042]];var Ve=new Xt({id:"ictcp",name:"ICTCP",coords:{i:{refRange:[0,1],name:"I"},ct: