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Merged
merged 5 commits into from
Jul 1, 2024
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feat(css): add color-mix() tool #184

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caca470
feat(css): add color-mix() tool
OnkarRuikar Jun 25, 2024
c532053
fix column widths
OnkarRuikar Jun 28, 2024
83b2e5d
apply review comments
OnkarRuikar Jul 1, 2024
597c63f
in percentages use step 0.1
OnkarRuikar Jul 1, 2024
77108c6
for consistancy make shorder hue rotation default
OnkarRuikar Jul 1, 2024
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2 changes: 2 additions & 0 deletions tools/color-mixer/classic.min.css
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327 changes: 327 additions & 0 deletions tools/color-mixer/index.html
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<!DOCTYPE html>
<html lang="en-us">
<head>
<link rel="stylesheet" href="classic.min.css" />
<script src="pickr.es5.min.js"></script>
<title>Color mixer: Utility to test color-mix() function</title>
<style>
#color-mixer {
font-family: sans-serif;
display: grid;
grid-template-columns: 150px 1fr 1fr 150px;
grid-template-areas:
"header header header header"
"text text text text"
"color-one-text mix-text mix-text color-two-text"
"color-picker-one mix-output mix-output color-picker-two"
"mix-output-text mix-output-text mix-output-text mix-output-text"
"percent-one percent-one percent-two percent-two"
"color-space-label color-space interpolation-label interpolation";
}

#color-mixer > * {
padding: 0;
margin: 0 auto;
}

#color-mixer > :nth-child(1) {
grid-area: header;
}

#color-mixer > :nth-child(2) {
grid-area: text;
margin-bottom: 2rem;
}

#color-mixer > :nth-child(3) {
grid-area: color-one-text;
}

#color-mixer > :nth-child(4) {
grid-area: mix-text;
}

#color-mixer > :nth-child(5) {
grid-area: color-two-text;
}

#color-mixer > :nth-child(6) {
grid-area: color-picker-one;
width: 100% !important;
height: 100px !important;
border-radius: 20% 0 0 20%;
cursor: pointer;
}

#color-mixer > :nth-child(7) {
grid-area: mix-output;
width: 100%;
height: 100px;
}

#color-mixer > :nth-child(8) {
grid-area: color-picker-two;
width: 100%;
height: 100px;
border-radius: 0 20% 20% 0;
cursor: pointer;
}

#color-mixer > :nth-child(9) {
grid-area: mix-output-text;
margin: 1rem auto;
font-weight: bold;
font-size: 0.8rem;
}

#color-mixer > :nth-child(10) {
grid-area: percent-one;
width: 100%;
display: flex;
}

#color-mixer > :nth-child(11) {
grid-area: percent-two;
width: 100%;
display: flex;
}

#color-mixer > :nth-child(12) {
grid-area: color-space-label;
margin: 0 0 0 auto;
}

#color-mixer > :nth-child(13) {
grid-area: color-space;
margin: 0 auto 0 1rem;
}

#color-mixer > :nth-child(14) {
grid-area: interpolation-label;
margin: 0 0 0 auto;
}

#color-mixer > :nth-child(15) {
grid-area: interpolation;
margin: 0 auto 0 1rem;
}

input[type="range"] {
width: 80%;
}

label {
font-family: monospace;
margin: 1rem;
}
</style>
</head>

<body>
<div id="color-mixer">
<h3>Color mixer</h3>
<p>Click on 'color-one' and 'color-two' to select colors.</p>

<div>color-one</div>
<div>mixed-color</div>
<div>color-two</div>

<div id="color-one" class="color-one"></div>
<div id="mixed-color"></div>
<div id="color-two" class="color-two"></div>

<label id="mix-output-text"></label>

<div>
<label id="percentage-one-label">50%</label>
<input id="percentage-one" type="range" name="percent1" step="0.1" />
</div>
<div>
<label id="percentage-two-label">50%</label>
<input id="percentage-two" type="range" name="percent2" step="0.1" />
</div>

<label>color space: </label>
<select id="color-space">
<option value="srgb">srgb</option>
<option value="srgb-linear">srgb-linear</option>
<option value="lab">lab</option>
<option value="oklab" selected>oklab</option>
<option value="xyz">xyz</option>
<option value="xyz-d50">xyz-d50</option>
<option value="xyz-d65">xyz-d65</option>
<option value="hsl">hsl</option>
<option value="hwb">hwb</option>
<option value="lch">lch</option>
<option value="oklch">oklch</option>
</select>

<label id="interpolation-method-label">interpolation method: </label>
<select id="interpolation-method">
<option value="shorter hue" selected>shorter hue</option>
<option value="longer hue">longer hue</option>
<option value="increasing hue">increasing hue</option>
<option value="decreasing hue">decreasing hue</option>
</select>
</div>

<script>
const polarColorSpaces = ["hsl", "hwb", "lch", "oklch"];
const root = document.querySelector(":root");

const colorSpace = document.getElementById("color-space");
const interpolationMethod = document.getElementById(
"interpolation-method"
);
const interpolationMethodLabel = document.getElementById(
"interpolation-method-label"
);

const colorOne = document.getElementById("color-one");
const colorTwo = document.getElementById("color-two");
const mixedColor = document.getElementById("mixed-color");
const mixedOutputText = document.getElementById("mix-output-text");

const colorTextOne = document.getElementById("color-one-text");
const colorTextTwo = document.getElementById("color-two-text");

const percentageOneLabel = document.getElementById(
"percentage-one-label"
);
const percentageTwoLabel = document.getElementById(
"percentage-two-label"
);
const percentageOne = document.getElementById("percentage-one");
const percentageTwo = document.getElementById("percentage-two");

let pickerOne, pickerTwo;

function init() {
const pickerOptions = {
el: ".color-one",
theme: "classic",
useAsButton: true,
default: "#ff7f50",
position: "bottom-middle",
components: {
preview: true,
opacity: true,
hue: true,
interaction: {
hex: true,
rgba: true,
hsla: true,
input: true,
clear: false,
save: true,
},
},
swatches: [
"rgba(244, 67, 54, 1)",
"rgba(233, 30, 99, 1)",
"rgba(156, 39, 176, 1)",
"rgba(103, 58, 183, 1)",
"rgba(63, 81, 181, 1)",
"rgba(33, 150, 243, 1)",
"rgba(3, 169, 244, 1)",
"rgba(0, 188, 212, 1)",
"rgba(0, 150, 136, 1)",
"rgba(76, 175, 80, 1)",
"rgba(139, 195, 74, 1)",
"rgba(205, 220, 57, 1)",
"rgba(255, 235, 59, 1)",
"rgba(255, 193, 7, 1)",
],
};

pickerOne = Pickr.create(pickerOptions);
pickerOne.setColor("#ff7f50");
colorOne.style.setProperty("background-color", "#ff7f50");
pickerOne.on("change", (color, source, instance) => {
colorOne.style.setProperty("background-color", color.toRGBA());
updateColorMix();
});

pickerOptions.el = ".color-two";
pickerOptions.default = "#00ffff";
pickerTwo = Pickr.create(pickerOptions);
pickerTwo.setColor("#00ffff");
colorTwo.style.setProperty("background-color", "#00ffff");
pickerTwo.on("change", (color, source, instance) => {
colorTwo.style.setProperty("background-color", color.toRGBA());
updateColorMix();
});

percentageOne.addEventListener("input", (e) => {
percentageOneLabel.innerText = e.target.value + "%";
updateColorMix();
});
percentageTwo.addEventListener("input", (e) => {
percentageTwoLabel.innerText = e.target.value + "%";
updateColorMix();
});
colorSpace.addEventListener("change", (e) => {
if (polarColorSpaces.includes(e.target.value)) {
interpolationMethod.style.visibility = "visible";
interpolationMethodLabel.style.visibility = "visible";
} else {
interpolationMethod.style.visibility = "hidden";
interpolationMethodLabel.style.visibility = "hidden";
}
updateColorMix();
});
interpolationMethod.addEventListener("change", (e) => {
updateColorMix();
});

interpolationMethod.style.visibility = "hidden";
interpolationMethodLabel.style.visibility = "hidden";
}

function updateColorMix() {
let colorMixFunction = "color-mix(in ";

root.style.setProperty("--color-space", colorSpace.value);
colorMixFunction += colorSpace.value;

if (polarColorSpaces.includes(colorSpace.value)) {
root.style.setProperty(
"--interpolation-method",
interpolationMethod.value
);
colorMixFunction += ` ${interpolationMethod.value}, `;
} else {
root.style.setProperty("--interpolation-method", "");
colorMixFunction += `, `;
}
root.style.setProperty(
"--color-one",
colorOne.style.getPropertyValue("background-color")
);
root.style.setProperty("--percentage-one", percentageOne.value + "%");
colorMixFunction += `${pickerOne.getColor().toHEXA().toString()} ${
percentageOne.value
}%, `;

root.style.setProperty(
"--color-two",
colorTwo.style.getPropertyValue("background-color")
);
root.style.setProperty("--percentage-two", percentageTwo.value + "%");
colorMixFunction += `${pickerTwo.getColor().toHEXA().toString()} ${
percentageTwo.value
}%)`;

mixedColor.style.setProperty("background-color", colorMixFunction);

colorMixFunction += ` = ${
window.getComputedStyle(mixedColor).backgroundColor
}`;
mixedOutputText.innerText = colorMixFunction;
}

init();
updateColorMix();
</script>
</body>
</html>
3 changes: 3 additions & 0 deletions tools/color-mixer/pickr.es5.min.js
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