react-colorful/hslString/index.js

A tiny color picker component for modern React apps

var e,t=require("react"),n=(e=t)&&"object"==typeof e&&"default"in e?e.default:e,o=function(e){return Math.min(Math.max(0,e),1)},r=n.memo(function(e){var r=e.children,u=e.onMove,a=t.useRef(),c=t.useState(!1),l=c[0],s=c[1],f=t.useCallback(function(e){var t=a.current.getBoundingClientRect(),n="number"==typeof e.pageX?e:e.touches[0];return{left:o((n.pageX-(t.left+window.pageXOffset))/t.width),top:o((n.pageY-(t.top+window.pageYOffset))/t.height)}},[]),i=t.useCallback(function(e){e.preventDefault(),a.current&&u(f(e))},[u,f]),v=t.useCallback(function(e){u(f(e)),s(!0)},[u,f]),m=t.useCallback(function(){return s(!1)},[]),h=t.useCallback(function(e){var t=e?document.addEventListener:document.removeEventListener;t("mousemove",i),t("touchmove",i),t("mouseup",m),t("touchend",m)},[i,m]);return t.useEffect(function(){return h(l),function(){return l&&h(!1)}},[l,h]),n.createElement("div",{className:"_2mypZ",ref:a,onTouchStart:v,onMouseDown:v},r)}),u=function(e){return e.filter(Boolean).join(" ")},a=function(e){var t,n,o,r;return"hsl("+(t=e).h+", "+((r=(200-(n=t.s))*(o=t.v)/100)>0&&r<200?n*o/100/(r<=100?r:200-r)*100:0)+"%, "+r/2+"%)"},c=n.memo(function(e){var o=e.hue,c=e.onChange,l=t.useCallback(function(e){c({h:360*e.left})},[c]),s={top:"50%",left:o/360*100+"%",backgroundColor:a({h:o,s:100,v:100})},f=u(["react-colorful__hue","_3stiW"]),i=u(["react-colorful__hue-pointer","_2h5tq"]);return n.createElement("div",{className:f},n.createElement(r,{onMove:l},n.createElement("div",{className:i,style:s})))}),l=n.memo(function(e){var o=e.hsv,c=e.onChange,l=t.useCallback(function(e){c({s:100*e.left,v:100-100*e.top})},[c]),s={backgroundColor:a({h:o.h,s:100,v:100})},f={top:100-o.v+"%",left:o.s+"%",backgroundColor:a(o)},i=u(["react-colorful__saturation","_2Pjk1"]),v=u(["react-colorful__saturation-pointer","_2h5tq"]);return n.createElement("div",{className:i,style:s},n.createElement(r,{onMove:l},n.createElement("div",{className:v,style:f})))}),s=function(e,t){if(e===t)return!0;for(var n in e)if(e[n]!==t[n])return!1;return!0},f=function(e){var o=e.className,r=e.colorModel,a=e.color,f=void 0===a?r.defaultColor:a,i=e.onChange,v=t.useState(function(){return r.toHsv(f)}),m=v[0],h=v[1],d=t.useRef({color:f,hsv:m});t.useEffect(function(){if(!r.equal(f,d.current.color)){var e=r.toHsv(f);d.current={hsv:e,color:f},h(e)}},[f,r]),t.useEffect(function(){if(!s(m,d.current.hsv)){var e=r.fromHsv(m);d.current={hsv:m,color:e},i&&i(e)}},[m,r,i]);var p=t.useCallback(function(e){h(function(t){return Object.assign({},t,e)})},[]),C=u(["react-colorful","_2pRR5",o]);return n.createElement("div",{className:C},n.createElement(l,{hsv:m,onChange:p}),n.createElement(c,{hue:m.h,onChange:p}))},i=/hsl\((\d+(?:\.\d+)*),\s*(\d+(?:\.\d+)*)%?,\s*(\d+(?:\.\d+)*)%?\)/;f.defaultProps={colorModel:{defaultColor:"hsl(0, 0%, 0%)",toHsv:function(e){var t,n,o,r=i.exec(e);return n=(t={h:Number(r[1]),s:Number(r[2]),l:Number(r[3])}).s,{h:t.h,s:(n*=((o=t.l)<50?o:100-o)/100)>0?2*n/(o+n)*100:0,v:o+n}},fromHsv:a,equal:s}};var v=n.memo(f);module.exports=v;
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