json-joy
Version:
Collection of libraries for building collaborative editing apps.
43 lines (42 loc) • 1.34 kB
JavaScript
// biome-ignore lint: React is used for JSX
import * as React from 'react';
import { rule, keyframes } from 'nano-theme';
import { Char } from '../../web/constants';
import { DefaultRendererColors } from './constants';
import { usePeritext } from '../../web/react';
import { useSyncStoreOpt } from '../../web/react/hooks';
export const fadeInAnimation = keyframes({
from: {
tr: 'scale(0)',
},
to: {
tr: 'scale(1)',
},
});
const blockClass = rule({
pos: 'relative',
d: 'inline-block',
pe: 'none',
us: 'none',
w: '0px',
h: '100%',
va: 'center',
});
const innerClass = rule({
pos: 'absolute',
l: 'calc(max(-6px,-0.2em))',
t: '-0.05em',
w: 'calc(min(12px,0.4em))',
h: 'calc(min(16px,0.5em))',
bdrad: '50%/20%',
bg: DefaultRendererColors.ActiveCursor,
an: fadeInAnimation + ' .25s ease-out',
animationFillMode: 'forwards',
});
export const RenderAnchor = () => {
const { dom } = usePeritext();
const focus = useSyncStoreOpt(dom?.cursor.focus) || false;
const style = focus ? undefined : { background: DefaultRendererColors.InactiveCursor };
return (React.createElement("span", { className: blockClass, contentEditable: false },
React.createElement("span", { className: innerClass, style: style }, Char.ZeroLengthSpace)));
};