A floating text selection context toolbar with quick actions to copy, highlight, and annotate passages. Useful in editorial blogs, document readers, and rich text editors to provide contextual inline tools.
"use client";
import * as React from "react";
import Component, { type Props, type State } from "@/components/ui/selection-context-menu";
const settings = { title: "A little less, but better." };
export const loopDuration = 6;
const ease = (x: number) => {
const n = Math.max(0, Math.min(1, x));
return n * n * (3 - 2 * n);
};
const pulse = (t: number, start: number, end: number) =>
ease((t - start) / 0.3) * (1 - ease((t - end) / 0.3));
// Pure timeline: export frame n by passing n / 60. No timers or network calls.
export function showcase(time: number): State {
const t = ((time % loopDuration) + loopDuration) % loopDuration;
const r = pulse(t, 0.6, 3.4);
return {
open: r > 0,
reveal: r,
active: 1,
selected: "Good design makes room for what matters.",
highlighted: t > 3.4 && t < 4.8,
notice: t > 3.4 && t < 4.8 ? "Passage highlighted locally." : "",
};
}
export default function Demo(props: any = {}) {
const { showcaseTime, ...incoming } = props;
const merged = { ...settings, ...incoming };
return (
<div className="w-full min-h-[460px] flex items-center justify-center p-4 sm:p-6 bg-background">
<Component
{...merged}
state={showcaseTime === undefined ? incoming.state : showcase(showcaseTime)}
seeking={showcaseTime !== undefined || incoming.seeking}
/>
</div>
);
}