element-plus
Version:
A Component Library for Vue 3
293 lines (288 loc) • 8.64 kB
JavaScript
;
Object.defineProperty(exports, '__esModule', { value: true });
var shared = require('@vue/shared');
const hsv2hsl = function(hue, sat, val) {
return [
hue,
sat * val / ((hue = (2 - sat) * val) < 1 ? hue : 2 - hue) || 0,
hue / 2
];
};
const isOnePointZero = function(n) {
return shared.isString(n) && n.includes(".") && Number.parseFloat(n) === 1;
};
const isPercentage = function(n) {
return shared.isString(n) && n.includes("%");
};
const bound01 = function(value, max) {
if (isOnePointZero(value))
value = "100%";
const processPercent = isPercentage(value);
value = Math.min(max, Math.max(0, Number.parseFloat(`${value}`)));
if (processPercent) {
value = Number.parseInt(`${value * max}`, 10) / 100;
}
if (Math.abs(value - max) < 1e-6) {
return 1;
}
return value % max / Number.parseFloat(max);
};
const INT_HEX_MAP = {
10: "A",
11: "B",
12: "C",
13: "D",
14: "E",
15: "F"
};
const hexOne = (value) => {
value = Math.min(Math.round(value), 255);
const high = Math.floor(value / 16);
const low = value % 16;
return `${INT_HEX_MAP[high] || high}${INT_HEX_MAP[low] || low}`;
};
const toHex = function({ r, g, b }) {
if (Number.isNaN(+r) || Number.isNaN(+g) || Number.isNaN(+b))
return "";
return `#${hexOne(r)}${hexOne(g)}${hexOne(b)}`;
};
const HEX_INT_MAP = {
A: 10,
B: 11,
C: 12,
D: 13,
E: 14,
F: 15
};
const parseHexChannel = function(hex) {
if (hex.length === 2) {
return (HEX_INT_MAP[hex[0].toUpperCase()] || +hex[0]) * 16 + (HEX_INT_MAP[hex[1].toUpperCase()] || +hex[1]);
}
return HEX_INT_MAP[hex[1].toUpperCase()] || +hex[1];
};
const hsl2hsv = function(hue, sat, light) {
sat = sat / 100;
light = light / 100;
let smin = sat;
const lmin = Math.max(light, 0.01);
light *= 2;
sat *= light <= 1 ? light : 2 - light;
smin *= lmin <= 1 ? lmin : 2 - lmin;
const v = (light + sat) / 2;
const sv = light === 0 ? 2 * smin / (lmin + smin) : 2 * sat / (light + sat);
return {
h: hue,
s: sv * 100,
v: v * 100
};
};
const rgb2hsv = (r, g, b) => {
r = bound01(r, 255);
g = bound01(g, 255);
b = bound01(b, 255);
const max = Math.max(r, g, b);
const min = Math.min(r, g, b);
let h;
const v = max;
const d = max - min;
const s = max === 0 ? 0 : d / max;
if (max === min) {
h = 0;
} else {
switch (max) {
case r: {
h = (g - b) / d + (g < b ? 6 : 0);
break;
}
case g: {
h = (b - r) / d + 2;
break;
}
case b: {
h = (r - g) / d + 4;
break;
}
}
h /= 6;
}
return { h: h * 360, s: s * 100, v: v * 100 };
};
const hsv2rgb = function(h, s, v) {
h = bound01(h, 360) * 6;
s = bound01(s, 100);
v = bound01(v, 100);
const i = Math.floor(h);
const f = h - i;
const p = v * (1 - s);
const q = v * (1 - f * s);
const t = v * (1 - (1 - f) * s);
const mod = i % 6;
const r = [v, q, p, p, t, v][mod];
const g = [t, v, v, q, p, p][mod];
const b = [p, p, t, v, v, q][mod];
return {
r: Math.round(r * 255),
g: Math.round(g * 255),
b: Math.round(b * 255)
};
};
class Color {
constructor(options = {}) {
this._hue = 0;
this._saturation = 100;
this._value = 100;
this._alpha = 100;
this.enableAlpha = false;
this.format = "hex";
this.value = "";
for (const option in options) {
if (shared.hasOwn(options, option)) {
this[option] = options[option];
}
}
if (options.value) {
this.fromString(options.value);
} else {
this.doOnChange();
}
}
set(prop, value) {
if (arguments.length === 1 && typeof prop === "object") {
for (const p in prop) {
if (shared.hasOwn(prop, p)) {
this.set(p, prop[p]);
}
}
return;
}
this[`_${prop}`] = value;
this.doOnChange();
}
get(prop) {
if (prop === "alpha") {
return Math.floor(this[`_${prop}`]);
}
return this[`_${prop}`];
}
toRgb() {
return hsv2rgb(this._hue, this._saturation, this._value);
}
fromString(value) {
if (!value) {
this._hue = 0;
this._saturation = 100;
this._value = 100;
this.doOnChange();
return;
}
const fromHSV = (h, s, v) => {
this._hue = Math.max(0, Math.min(360, h));
this._saturation = Math.max(0, Math.min(100, s));
this._value = Math.max(0, Math.min(100, v));
this.doOnChange();
};
if (value.includes("hsl")) {
const parts = value.replace(/hsla|hsl|\(|\)/gm, "").split(/\s|,/g).filter((val) => val !== "").map((val, index) => index > 2 ? Number.parseFloat(val) : Number.parseInt(val, 10));
if (parts.length === 4) {
this._alpha = Number.parseFloat(parts[3]) * 100;
} else if (parts.length === 3) {
this._alpha = 100;
}
if (parts.length >= 3) {
const { h, s, v } = hsl2hsv(parts[0], parts[1], parts[2]);
fromHSV(h, s, v);
}
} else if (value.includes("hsv")) {
const parts = value.replace(/hsva|hsv|\(|\)/gm, "").split(/\s|,/g).filter((val) => val !== "").map((val, index) => index > 2 ? Number.parseFloat(val) : Number.parseInt(val, 10));
if (parts.length === 4) {
this._alpha = Number.parseFloat(parts[3]) * 100;
} else if (parts.length === 3) {
this._alpha = 100;
}
if (parts.length >= 3) {
fromHSV(parts[0], parts[1], parts[2]);
}
} else if (value.includes("rgb")) {
const parts = value.replace(/rgba|rgb|\(|\)/gm, "").split(/\s|,/g).filter((val) => val !== "").map((val, index) => index > 2 ? Number.parseFloat(val) : Number.parseInt(val, 10));
if (parts.length === 4) {
this._alpha = Number.parseFloat(parts[3]) * 100;
} else if (parts.length === 3) {
this._alpha = 100;
}
if (parts.length >= 3) {
const { h, s, v } = rgb2hsv(parts[0], parts[1], parts[2]);
fromHSV(h, s, v);
}
} else if (value.includes("#")) {
const hex = value.replace("#", "").trim();
if (!/^[0-9a-fA-F]{3}$|^[0-9a-fA-F]{6}$|^[0-9a-fA-F]{8}$/.test(hex))
return;
let r, g, b;
if (hex.length === 3) {
r = parseHexChannel(hex[0] + hex[0]);
g = parseHexChannel(hex[1] + hex[1]);
b = parseHexChannel(hex[2] + hex[2]);
} else if (hex.length === 6 || hex.length === 8) {
r = parseHexChannel(hex.slice(0, 2));
g = parseHexChannel(hex.slice(2, 4));
b = parseHexChannel(hex.slice(4, 6));
}
if (hex.length === 8) {
this._alpha = parseHexChannel(hex.slice(6)) / 255 * 100;
} else if (hex.length === 3 || hex.length === 6) {
this._alpha = 100;
}
const { h, s, v } = rgb2hsv(r, g, b);
fromHSV(h, s, v);
}
}
compare(color) {
return Math.abs(color._hue - this._hue) < 2 && Math.abs(color._saturation - this._saturation) < 1 && Math.abs(color._value - this._value) < 1 && Math.abs(color._alpha - this._alpha) < 1;
}
doOnChange() {
const { _hue, _saturation, _value, _alpha, format } = this;
if (this.enableAlpha) {
switch (format) {
case "hsl": {
const hsl = hsv2hsl(_hue, _saturation / 100, _value / 100);
this.value = `hsla(${_hue}, ${Math.round(hsl[1] * 100)}%, ${Math.round(hsl[2] * 100)}%, ${this.get("alpha") / 100})`;
break;
}
case "hsv": {
this.value = `hsva(${_hue}, ${Math.round(_saturation)}%, ${Math.round(_value)}%, ${this.get("alpha") / 100})`;
break;
}
case "hex": {
this.value = `${toHex(hsv2rgb(_hue, _saturation, _value))}${hexOne(_alpha * 255 / 100)}`;
break;
}
default: {
const { r, g, b } = hsv2rgb(_hue, _saturation, _value);
this.value = `rgba(${r}, ${g}, ${b}, ${this.get("alpha") / 100})`;
}
}
} else {
switch (format) {
case "hsl": {
const hsl = hsv2hsl(_hue, _saturation / 100, _value / 100);
this.value = `hsl(${_hue}, ${Math.round(hsl[1] * 100)}%, ${Math.round(hsl[2] * 100)}%)`;
break;
}
case "hsv": {
this.value = `hsv(${_hue}, ${Math.round(_saturation)}%, ${Math.round(_value)}%)`;
break;
}
case "rgb": {
const { r, g, b } = hsv2rgb(_hue, _saturation, _value);
this.value = `rgb(${r}, ${g}, ${b})`;
break;
}
default: {
this.value = toHex(hsv2rgb(_hue, _saturation, _value));
}
}
}
}
}
exports["default"] = Color;
//# sourceMappingURL=color.js.map