2 lines
1.6 KiB
JavaScript
Executable file
2 lines
1.6 KiB
JavaScript
Executable file
var r=function(r){return"string"==typeof r?r.length>0:"number"==typeof r},n=function(r,n,t){return void 0===n&&(n=0),void 0===t&&(t=Math.pow(10,n)),Math.round(t*r)/t+0},t=function(r,n,t){return void 0===n&&(n=0),void 0===t&&(t=1),r>t?t:r>n?r:n},u=function(r){return{c:t(r.c,0,100),m:t(r.m,0,100),y:t(r.y,0,100),k:t(r.k,0,100),a:t(r.a)}},e=function(r){return{c:n(r.c,2),m:n(r.m,2),y:n(r.y,2),k:n(r.k,2),a:n(r.a,3)}};function c(r){return{r:n(255*(1-r.c/100)*(1-r.k/100)),g:n(255*(1-r.m/100)*(1-r.k/100)),b:n(255*(1-r.y/100)*(1-r.k/100)),a:r.a}}function o(r){var t=1-Math.max(r.r/255,r.g/255,r.b/255),u=(1-r.r/255-t)/(1-t),e=(1-r.g/255-t)/(1-t),c=(1-r.b/255-t)/(1-t);return{c:isNaN(u)?0:n(100*u),m:isNaN(e)?0:n(100*e),y:isNaN(c)?0:n(100*c),k:n(100*t),a:r.a}}function i(n){var t=n.c,e=n.m,o=n.y,i=n.k,m=n.a,a=void 0===m?1:m;return r(t)&&r(e)&&r(o)&&r(i)?c(u({c:Number(t),m:Number(e),y:Number(o),k:Number(i),a:Number(a)})):null}var m=/^device-cmyk\(\s*([+-]?\d*\.?\d+)(%)?\s+([+-]?\d*\.?\d+)(%)?\s+([+-]?\d*\.?\d+)(%)?\s+([+-]?\d*\.?\d+)(%)?\s*(?:\/\s*([+-]?\d*\.?\d+)(%)?\s*)?\)$/i,a=function(r){var n=m.exec(r);return n?c(u({c:Number(n[1])*(n[2]?1:100),m:Number(n[3])*(n[4]?1:100),y:Number(n[5])*(n[6]?1:100),k:Number(n[7])*(n[8]?1:100),a:void 0===n[9]?1:Number(n[9])/(n[10]?100:1)})):null};module.exports=function(r,n){r.prototype.toCmyk=function(){return e(o(this.rgba))},r.prototype.toCmykString=function(){return r=e(o(this.rgba)),n=r.c,t=r.m,u=r.y,c=r.k,(i=r.a)<1?"device-cmyk("+n+"% "+t+"% "+u+"% "+c+"% / "+i+")":"device-cmyk("+n+"% "+t+"% "+u+"% "+c+"%)";var r,n,t,u,c,i},n.object.push([i,"cmyk"]),n.string.push([a,"cmyk"])};
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