@esri/calcite-components
Version:
Web Components for Esri's Calcite Design System.
140 lines (135 loc) • 7.12 kB
JavaScript
import { r as registerInstance, h, g as getElement, H as Host } from './index-8fd57462.js';
import { g as getElementDir, a as getElementTheme } from './dom-d9ba1da4.js';
import { h as hexToRGB, i as isValidHex } from './utils-47cf4641.js';
/**
* Convert a string to a valid hex by hashing its contents
* and using the hash as a seed for three distinct color values
*/
function stringToHex(str) {
let hash = 0;
for (let i = 0; i < str.length; i++) {
hash = str.charCodeAt(i) + ((hash << 5) - hash);
}
let hex = "#";
for (let j = 0; j < 3; j++) {
const value = (hash >> (j * 8)) & 0xff;
hex += ("00" + value.toString(16)).substr(-2);
}
return hex;
}
/**
* Find the hue of a color given the separate RGB color channels
*/
function rgbToHue(rgb) {
let { r, g, b } = rgb;
r /= 255;
g /= 255;
b /= 255;
const max = Math.max(r, g, b);
const min = Math.min(r, g, b);
const delta = max - min;
if (max === min) {
return 0;
}
let hue = (max + min) / 2;
switch (max) {
case r:
hue = (g - b) / delta + (g < b ? 6 : 0);
break;
case g:
hue = (b - r) / delta + 2;
break;
case b:
hue = (r - g) / delta + 4;
break;
}
return Math.round(hue * 60);
}
/**
* For a hex color, find the hue
* @param hex {string} - form of "#------"
*/
function hexToHue(hex) {
return rgbToHue(hexToRGB(hex));
}
const calciteAvatarCss = "@-webkit-keyframes in{0%{opacity:0}100%{opacity:1}}@keyframes in{0%{opacity:0}100%{opacity:1}}@-webkit-keyframes in-down{0%{opacity:0;-webkit-transform:translate3D(0, -5px, 0);transform:translate3D(0, -5px, 0)}100%{opacity:1;-webkit-transform:translate3D(0, 0, 0);transform:translate3D(0, 0, 0)}}@keyframes in-down{0%{opacity:0;-webkit-transform:translate3D(0, -5px, 0);transform:translate3D(0, -5px, 0)}100%{opacity:1;-webkit-transform:translate3D(0, 0, 0);transform:translate3D(0, 0, 0)}}@-webkit-keyframes in-up{0%{opacity:0;-webkit-transform:translate3D(0, 5px, 0);transform:translate3D(0, 5px, 0)}100%{opacity:1;-webkit-transform:translate3D(0, 0, 0);transform:translate3D(0, 0, 0)}}@keyframes in-up{0%{opacity:0;-webkit-transform:translate3D(0, 5px, 0);transform:translate3D(0, 5px, 0)}100%{opacity:1;-webkit-transform:translate3D(0, 0, 0);transform:translate3D(0, 0, 0)}}@-webkit-keyframes in-scale{0%{opacity:0;-webkit-transform:scale3D(0.95, 0.95, 1);transform:scale3D(0.95, 0.95, 1)}100%{opacity:1;-webkit-transform:scale3D(1, 1, 1);transform:scale3D(1, 1, 1)}}@keyframes in-scale{0%{opacity:0;-webkit-transform:scale3D(0.95, 0.95, 1);transform:scale3D(0.95, 0.95, 1)}100%{opacity:1;-webkit-transform:scale3D(1, 1, 1);transform:scale3D(1, 1, 1)}}:root{--calcite-popper-transition:150ms ease-in-out}:host([hidden]){display:none}:host-context([theme=dark]){--calcite-ui-blue-1:#00A0FF;--calcite-ui-blue-2:#0087D7;--calcite-ui-blue-3:#47BBFF;--calcite-ui-green-1:#36DA43;--calcite-ui-green-2:#11AD1D;--calcite-ui-green-3:#44ED51;--calcite-ui-yellow-1:#FFC900;--calcite-ui-yellow-2:#F4B000;--calcite-ui-yellow-3:#FFE24D;--calcite-ui-red-1:#FE583E;--calcite-ui-red-2:#F3381B;--calcite-ui-red-3:#FF7465;--calcite-ui-background:#202020;--calcite-ui-foreground-1:#2b2b2b;--calcite-ui-foreground-2:#353535;--calcite-ui-foreground-3:#404040;--calcite-ui-text-1:#ffffff;--calcite-ui-text-2:#bfbfbf;--calcite-ui-text-3:#9f9f9f;--calcite-ui-border-1:#4a4a4a;--calcite-ui-border-2:#404040;--calcite-ui-border-3:#353535;--calcite-ui-border-4:#757575;--calcite-ui-border-5:#9f9f9f}:host{display:-ms-inline-flexbox;display:inline-flex;-ms-flex-pack:center;justify-content:center;-ms-flex-align:center;align-items:center;border-radius:50%;overflow:hidden}:host([scale=s]){width:1.5rem;height:1.5rem;font-size:var(--calcite-font-size--3)}:host([scale=m]){width:2rem;height:2rem;font-size:var(--calcite-font-size--2)}:host([scale=l]){width:2.5rem;height:2.5rem;font-size:var(--calcite-font-size--1)}.icon{display:-ms-flexbox;display:flex}.background{width:100%;height:100%;display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;-ms-flex-pack:center;justify-content:center;border-radius:50%}.initials{font-weight:var(--calcite-font-weight-bold);text-transform:uppercase;color:var(--calcite-ui-text-3)}.thumbnail{width:100%;height:100%;border-radius:50%}";
const CalciteAvatar = class {
constructor(hostRef) {
registerInstance(this, hostRef);
/** specify the scale of the avatar, defaults to m */
this.scale = "m";
//--------------------------------------------------------------------------
//
// Private State/Props
//
//--------------------------------------------------------------------------
/** True if thumnail fails to load */
this.error = false;
}
//--------------------------------------------------------------------------
//
// Lifecycle
//
//--------------------------------------------------------------------------
connectedCallback() {
// prop validations
const scale = ["s", "m", "l"];
if (!scale.includes(this.scale))
this.scale = "m";
}
render() {
const dir = getElementDir(this.el);
const content = this.determineContent();
return h(Host, { dir: dir }, content);
}
//--------------------------------------------------------------------------
//
// Private Methods
//
//--------------------------------------------------------------------------
determineContent() {
if (this.thumbnail && !this.error) {
return (h("img", { alt: "", class: "thumbnail", onError: () => (this.error = true), src: this.thumbnail }));
}
const initials = this.generateInitials();
const backgroundColor = this.generateFillColor();
return (h("span", { class: "background", style: { backgroundColor } }, initials ? (h("span", { "aria-hidden": "true", class: "initials" }, initials)) : (h("calcite-icon", { class: "icon", icon: "user", scale: this.scale, theme: this.theme }))));
}
/**
* Generate a valid background color that is consistent and unique to this user
*/
generateFillColor() {
const { userId, username, fullName } = this;
const theme = getElementTheme(this.el);
const id = userId && `#${userId.substr(userId.length - 6)}`;
const name = username || fullName || "";
const hex = id && isValidHex(id) ? id : stringToHex(name);
// if there is not unique information, or an invalid hex is produced, return a default
if ((!userId && !name) || !isValidHex(hex)) {
return `var(--calcite-ui-foreground-2)`;
}
const hue = hexToHue(hex);
const l = theme === "dark" ? 20 : 90;
return `hsl(${hue}, 60%, ${l}%)`;
}
/**
* Use fullname or username to generate initials
*/
generateInitials() {
const { fullName, username } = this;
if (fullName) {
return fullName
.trim()
.split(" ")
.map((name) => name.substring(0, 1))
.join("");
}
else if (username) {
return username.substring(0, 2);
}
return false;
}
get el() { return getElement(this); }
};
CalciteAvatar.style = calciteAvatarCss;
export { CalciteAvatar as calcite_avatar };