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l3dlp/nose.html

Forked from kukulski/nose.html
Created June 23, 2017 00:39
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CSS + straight JS color picker parts
Raw
nose.html
<!DOCTYPE html>
<html>
<head lang="en">
<meta charset="UTF-8">
<title>trivial color picker</title>
<style>
.washHSV {
top:0;
left:0;
position:absolute;
width: 200px;
height: 200px;
border:1px solid black;
background:
-webkit-linear-gradient(bottom,black,transparent),
-webkit-linear-gradient(right,white,red);
}
.washHSV2 {
top:5px;
left:250px;
position:absolute;
width: 173px;
height: 200px;
background:
-webkit-linear-gradient(right,transparent,red),
-webkit-linear-gradient(bottom,black,white);
/*bgTemplate:*/
/*-webkit-linear-gradient(right,transparent,red),*/
/*-webkit-linear-gradient(bottom,black,white);*/
/*clip-path: circle(50px, 50px, 50px);*/
}
.shadow {
top:4px;
left:247px;
position:absolute;
width: 177px;
height: 202px;
background: black;
}
[data-triangle='true'] {
-webkit-clip-path: polygon(0px 50%, 100% 0px, 100% 100%);
}
.washHSL {
top:250px;
left:25px;
position:absolute;
width: 100px;
height: 100px;
border:1px solid black;
background:
-webkit-linear-gradient(bottom,black,transparent,white),
-webkit-linear-gradient(right,white,red);
}
.washRound {
top:50px;
left:500px;
width: 200px;
height: 200px;
position:absolute;
border:1px solid black;
border-radius: 50%;
background:
radial-gradient(circle farthest-corner at 60% 20%,
white, white 5%, rgba(256,256,256,0) 60%),
radial-gradient(circle farthest-side at 55% 35%,
transparent, transparent 50%, rgba(0,0,0,.4) 90%, black),
-webkit-linear-gradient(165deg,white 5%,red 95%);
}
.hue {
top:250px;
left:250px;
position:absolute;
width: 200px;
-webkit-appearance: none;
background:
-webkit-gradient(linear, left top, right top,
color-stop(0%, #800),
color-stop(5%, #f00),
color-stop(20%, #ff0),
color-stop(35%, #0f0),
color-stop(50%, #0ff),
color-stop(65%, #00f),
color-stop(80%, #f0f),
color-stop(95%, #f00),
color-stop(100%, #800)
)
;
}
.hue::-webkit-slider-thumb {
-webkit-appearance: none;
position: relative;
margin: -5px;
top: 0px;
z-index: 1;
width: 11px;
height: 21px;
cursor: pointer;
border: 1px solid black;
-webkit-border-radius: 40px;
border-radius: 40px;
background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#ebf1f6), color-stop(50%,#abd3ee), color-stop(51%,#89c3eb), color-stop(100%,#d5ebfb));
}
#swatch {
top: 300px;
left: 250px;
width: 50px;
height: 50px;
border: 1px solid black;
position: absolute;
}
.hueRing {
top: 25px;
left: 475px;
position: absolute;
width: 250px;
height: 250px;
border-radius: 50%;
border: 1px solid black;
background:
radial-gradient(circle, black 55%, transparent 65%),
radial-gradient(circle at 00% 50%, red,transparent 65%),
radial-gradient(circle at 75% 7%, #0f0,transparent 65%),
radial-gradient(circle at 25% 7%, #ff0,transparent 65%),
radial-gradient(circle at 75% 93%, #00f,transparent 65%),
radial-gradient(circle at 100% 50%, #0ff,transparent 65%),
radial-gradient(circle at 25% 93%, #f0f,transparent 65%),
black;
;
}
</style>
</head>
<body>
<div class='washHSV'></div>
<div class="shadow" data-triangle="true"></div>
<div class='washHSV2' data-triangle="true"></div>
<div class="hueRing"></div>
<div class='washHSL'></div>
<div class='washRound'></div>
<input class="hue" type="range" min='0' max='360'/>
<div id='swatch'></div>
<script language="JavaScript">
function rewash(hue) {
var wash = document.querySelector(".washHSV");
var hsl = "hsl("+hue+",100%,50%)"
wash.style.background = "-webkit-linear-gradient(bottom,black,transparent),"+
"-webkit-linear-gradient(right,white,"+hsl+")"
wash = document.querySelector(".washHSL");
wash.style.background = "-webkit-linear-gradient(bottom,black,transparent,white),"+
"-webkit-linear-gradient(right,white,"+hsl+")"
wash = document.querySelector(".washRound");
wash.style.background = "radial-gradient(circle farthest-corner at 60% 20%,white, white 5%, rgba(256,256,256,0) 60%),"+
"radial-gradient(circle farthest-side at 55% 35%, transparent, transparent 50%, rgba(0,0,0,.4) 90%, black),"+
"-webkit-linear-gradient(165deg,white 10%,"+hsl+" 90%)"
wash = document.querySelector(".washHSV2");
wash.style.background = "-webkit-linear-gradient(right,transparent,"+hsl+"),-webkit-linear-gradient(bottom,black,white)"
}
function syncHue() {
var h = document.querySelector(".hue").value;
rewash(h);
}
function pickColorHSL(event) {
// if(event.button != 0)
// return;
console.log(event, event.button, event.buttons);
event.stopPropagation();
event.preventDefault();
var target = document.querySelector("#swatch")
var t = event.currentTarget;
console.log(t, event)
var sat = 1- event.offsetX / t.offsetWidth;
var l = (1 - event.offsetY / t.offsetHeight);
var hue = document.querySelector(".hue").value;
var styleStr = "hsl("+hue+","+sat*100+"%,"+l*100+"%)"
console.log(styleStr)
target.style.background =styleStr
}
function pickColorHSV(event) {
console.log(event, event.button, event.buttons);
event.stopPropagation();
event.preventDefault();
var target = document.querySelector("#swatch")
var t = event.currentTarget;
console.log(t, event)
var sat = 1- event.offsetX / t.offsetWidth;
var val = (1 - event.offsetY / t.offsetHeight);
var hue = document.querySelector(".hue").value;
var l = .5*val*(2-sat)
var styleStr = "hsl("+hue+","+sat*100+"%,"+l*100+"%)"
console.log(styleStr)
target.style.background =styleStr
}
function hslToRgb(h, s, l){
var r, g, b;
if(s == 0){
r = g = b = l; // achromatic
}else{
function hue2rgb(p, q, t){
if(t < 0) t += 1;
if(t > 1) t -= 1;
if(t < 1/6) return p + (q - p) * 6 * t;
if(t < 1/2) return q;
if(t < 2/3) return p + (q - p) * (2/3 - t) * 6;
return p;
}
var q = l < 0.5 ? l * (1 + s) : l + s - l * s;
var p = 2 * l - q;
r = hue2rgb(p, q, h + 1/3);
g = hue2rgb(p, q, h);
b = hue2rgb(p, q, h - 1/3);
}
return [Math.round(r * 255), Math.round(g * 255), Math.round(b * 255)];
}
function startDrag() {
}
document.querySelector(".hue").addEventListener("change", syncHue);
document.querySelector(".washHSL").addEventListener("click", pickColorHSL);
document.querySelector(".washHSV").addEventListener("click", pickColorHSV);
document.querySelector(".hue").value = "0";
// document.querySelector(".wash").addEventListener("mousemove", pickColor);
// document.querySelector(".wash").addEventListener("mousedown", startDrag);
// document.querySelector(".wash").addEventListener("mousup", pickColor);
</script>
</body>
</html>
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