mirror of
https://github.com/katanemo/plano.git
synced 2026-04-25 00:36:34 +02:00
608 lines
18 KiB
TypeScript
608 lines
18 KiB
TypeScript
"use client";
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import Image from "next/image";
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import React, {
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useCallback,
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useEffect,
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useMemo,
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useRef,
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useState,
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} from "react";
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export type LogoItem =
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node: React.ReactNode;
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href?: string;
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title?: string;
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ariaLabel?: string;
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}
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src: string;
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alt?: string;
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href?: string;
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title?: string;
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srcSet?: string;
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sizes?: string;
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width?: number;
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height?: number;
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};
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export interface LogoLoopProps {
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logos: LogoItem[];
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speed?: number;
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direction?: "left" | "right" | "up" | "down";
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width?: number | string;
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logoHeight?: number;
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gap?: number;
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pauseOnHover?: boolean;
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hoverSpeed?: number;
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fadeOut?: boolean;
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fadeOutColor?: string;
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scaleOnHover?: boolean;
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renderItem?: (item: LogoItem, key: React.Key) => React.ReactNode;
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ariaLabel?: string;
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className?: string;
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style?: React.CSSProperties;
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}
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const ANIMATION_CONFIG = {
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SMOOTH_TAU: 0.25,
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MIN_COPIES: 2,
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COPY_HEADROOM: 2,
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} as const;
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const toCssLength = (value?: number | string): string | undefined =>
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typeof value === "number" ? `${value}px` : (value ?? undefined);
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const cx = (...parts: Array<string | false | null | undefined>) =>
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parts.filter(Boolean).join(" ");
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const isNodeItem = (
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item: LogoItem,
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): item is Extract<LogoItem, { node: React.ReactNode }> => "node" in item;
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const isImageItem = (
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item: LogoItem,
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): item is Extract<LogoItem, { src: string }> => "src" in item;
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const useResizeObserver = (
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callback: () => void,
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elements: Array<React.RefObject<Element | null>>,
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dependencies: React.DependencyList,
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) => {
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useEffect(() => {
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if (!window.ResizeObserver) {
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const handleResize = () => callback();
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window.addEventListener("resize", handleResize);
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callback();
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return () => window.removeEventListener("resize", handleResize);
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}
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const observers: Array<ResizeObserver | null> = [];
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for (const ref of elements) {
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if (!ref.current) {
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observers.push(null);
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continue;
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}
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const observer = new ResizeObserver(callback);
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observer.observe(ref.current);
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observers.push(observer);
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}
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callback();
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return () => {
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for (const observer of observers) {
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observer?.disconnect();
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}
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};
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}, [callback, elements, ...elements, ...dependencies]);
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};
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const useImageLoader = (
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seqRef: React.RefObject<HTMLUListElement | null>,
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onLoad: () => void,
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dependencies: React.DependencyList,
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) => {
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useEffect(() => {
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const images = seqRef.current?.querySelectorAll("img") ?? [];
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if (images.length === 0) {
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onLoad();
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return;
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}
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let remainingImages = images.length;
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const handleImageLoad = () => {
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remainingImages -= 1;
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if (remainingImages === 0) {
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onLoad();
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}
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};
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images.forEach((img) => {
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const htmlImg = img as HTMLImageElement;
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if (htmlImg.complete) {
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handleImageLoad();
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} else {
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htmlImg.addEventListener("load", handleImageLoad, { once: true });
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htmlImg.addEventListener("error", handleImageLoad, { once: true });
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}
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});
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return () => {
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images.forEach((img) => {
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img.removeEventListener("load", handleImageLoad);
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img.removeEventListener("error", handleImageLoad);
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});
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};
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}, [onLoad, seqRef, ...dependencies]);
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};
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const useAnimationLoop = (
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trackRef: React.RefObject<HTMLDivElement | null>,
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targetVelocity: number,
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seqWidth: number,
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seqHeight: number,
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isHovered: boolean,
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hoverSpeed: number | undefined,
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isVertical: boolean,
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) => {
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const rafRef = useRef<number | null>(null);
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const lastTimestampRef = useRef<number | null>(null);
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const offsetRef = useRef(0);
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const velocityRef = useRef(0);
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useEffect(() => {
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const track = trackRef.current;
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if (!track) return;
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const prefersReduced =
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typeof window !== "undefined" &&
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window.matchMedia &&
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window.matchMedia("(prefers-reduced-motion: reduce)").matches;
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const seqSize = isVertical ? seqHeight : seqWidth;
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if (seqSize > 0) {
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offsetRef.current = ((offsetRef.current % seqSize) + seqSize) % seqSize;
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const transformValue = isVertical
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? `translate3d(0, ${-offsetRef.current}px, 0)`
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: `translate3d(${-offsetRef.current}px, 0, 0)`;
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track.style.transform = transformValue;
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}
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if (prefersReduced) {
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track.style.transform = isVertical
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? "translate3d(0, 0, 0)"
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: "translate3d(0, 0, 0)";
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return () => {
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lastTimestampRef.current = null;
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};
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}
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const animate = (timestamp: number) => {
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if (lastTimestampRef.current === null) {
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lastTimestampRef.current = timestamp;
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}
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const deltaTime =
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Math.max(0, timestamp - lastTimestampRef.current) / 1000;
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lastTimestampRef.current = timestamp;
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const target =
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isHovered && hoverSpeed !== undefined ? hoverSpeed : targetVelocity;
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const easingFactor =
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1 - Math.exp(-deltaTime / ANIMATION_CONFIG.SMOOTH_TAU);
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velocityRef.current += (target - velocityRef.current) * easingFactor;
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if (seqSize > 0) {
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let nextOffset = offsetRef.current + velocityRef.current * deltaTime;
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nextOffset = ((nextOffset % seqSize) + seqSize) % seqSize;
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offsetRef.current = nextOffset;
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const transformValue = isVertical
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? `translate3d(0, ${-offsetRef.current}px, 0)`
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: `translate3d(${-offsetRef.current}px, 0, 0)`;
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track.style.transform = transformValue;
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}
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rafRef.current = requestAnimationFrame(animate);
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};
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rafRef.current = requestAnimationFrame(animate);
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return () => {
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if (rafRef.current !== null) {
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cancelAnimationFrame(rafRef.current);
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rafRef.current = null;
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}
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lastTimestampRef.current = null;
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};
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}, [
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trackRef,
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targetVelocity,
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seqWidth,
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seqHeight,
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isHovered,
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hoverSpeed,
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isVertical,
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]);
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};
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export const LogoLoop = React.memo<LogoLoopProps>(
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({
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logos,
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speed = 120,
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direction = "left",
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width = "100%",
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logoHeight = 28,
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gap = 32,
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pauseOnHover,
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hoverSpeed,
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fadeOut = false,
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fadeOutColor,
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scaleOnHover = false,
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renderItem,
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ariaLabel = "Partner logos",
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className,
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style,
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}) => {
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const containerRef = useRef<HTMLDivElement>(null);
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const trackRef = useRef<HTMLDivElement>(null);
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const seqRef = useRef<HTMLUListElement>(null);
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const [seqWidth, setSeqWidth] = useState<number>(0);
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const [seqHeight, setSeqHeight] = useState<number>(0);
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const [copyCount, setCopyCount] = useState<number>(
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ANIMATION_CONFIG.MIN_COPIES,
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);
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const [isHovered, setIsHovered] = useState<boolean>(false);
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const effectiveHoverSpeed = useMemo(() => {
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if (hoverSpeed !== undefined) return hoverSpeed;
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if (pauseOnHover === true) return 0;
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if (pauseOnHover === false) return undefined;
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return 0;
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}, [hoverSpeed, pauseOnHover]);
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const isVertical = direction === "up" || direction === "down";
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const targetVelocity = useMemo(() => {
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const magnitude = Math.abs(speed);
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let directionMultiplier: number;
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if (isVertical) {
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directionMultiplier = direction === "up" ? 1 : -1;
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} else {
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directionMultiplier = direction === "left" ? 1 : -1;
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}
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const speedMultiplier = speed < 0 ? -1 : 1;
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return magnitude * directionMultiplier * speedMultiplier;
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}, [speed, direction, isVertical]);
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const updateDimensions = useCallback(() => {
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const containerWidth = containerRef.current?.clientWidth ?? 0;
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const sequenceRect = seqRef.current?.getBoundingClientRect?.();
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const sequenceWidth = sequenceRect?.width ?? 0;
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const sequenceHeight = sequenceRect?.height ?? 0;
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if (isVertical) {
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const parentHeight =
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containerRef.current?.parentElement?.clientHeight ?? 0;
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if (containerRef.current && parentHeight > 0) {
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const targetHeight = Math.ceil(parentHeight);
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if (containerRef.current.style.height !== `${targetHeight}px`)
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containerRef.current.style.height = `${targetHeight}px`;
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}
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if (sequenceHeight > 0) {
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setSeqHeight(Math.ceil(sequenceHeight));
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const viewport =
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containerRef.current?.clientHeight ??
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parentHeight ??
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sequenceHeight;
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const copiesNeeded =
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Math.ceil(viewport / sequenceHeight) +
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ANIMATION_CONFIG.COPY_HEADROOM;
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setCopyCount(Math.max(ANIMATION_CONFIG.MIN_COPIES, copiesNeeded));
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}
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} else if (sequenceWidth > 0) {
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setSeqWidth(Math.ceil(sequenceWidth));
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const copiesNeeded =
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Math.ceil(containerWidth / sequenceWidth) +
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ANIMATION_CONFIG.COPY_HEADROOM;
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setCopyCount(Math.max(ANIMATION_CONFIG.MIN_COPIES, copiesNeeded));
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}
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}, [isVertical]);
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useResizeObserver(
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updateDimensions,
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[containerRef, seqRef],
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[logos, gap, logoHeight, isVertical],
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);
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useImageLoader(seqRef, updateDimensions, [
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logos,
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gap,
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logoHeight,
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isVertical,
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]);
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useAnimationLoop(
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trackRef,
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targetVelocity,
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seqWidth,
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seqHeight,
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isHovered,
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effectiveHoverSpeed,
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isVertical,
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);
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const cssVariables = useMemo(
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() =>
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({
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"--logoloop-gap": `${gap}px`,
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"--logoloop-logoHeight": `${logoHeight}px`,
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...(fadeOutColor && { "--logoloop-fadeColor": fadeOutColor }),
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}) as React.CSSProperties,
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[gap, logoHeight, fadeOutColor],
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);
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const rootClasses = useMemo(
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() =>
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cx(
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"relative group",
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isVertical
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? "overflow-hidden h-full inline-block"
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: "overflow-x-hidden",
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"[--logoloop-gap:32px]",
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"[--logoloop-logoHeight:28px]",
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"[--logoloop-fadeColorAuto:#ffffff]",
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"dark:[--logoloop-fadeColorAuto:#0b0b0b]",
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scaleOnHover && "py-[calc(var(--logoloop-logoHeight)*0.1)]",
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className,
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),
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[isVertical, scaleOnHover, className],
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);
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const handleMouseEnter = useCallback(() => {
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if (effectiveHoverSpeed !== undefined) setIsHovered(true);
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}, [effectiveHoverSpeed]);
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const handleMouseLeave = useCallback(() => {
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if (effectiveHoverSpeed !== undefined) setIsHovered(false);
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}, [effectiveHoverSpeed]);
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const renderLogoItem = useCallback(
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(item: LogoItem, key: React.Key) => {
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if (renderItem) {
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return (
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<li
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className={cx(
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"flex-none text-[length:var(--logoloop-logoHeight)] leading-[1]",
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isVertical
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? "mb-[var(--logoloop-gap)]"
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: "mr-[var(--logoloop-gap)]",
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scaleOnHover && "overflow-visible group/item",
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)}
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key={key}
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>
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{renderItem(item, key)}
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</li>
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);
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}
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const content = isNodeItem(item) ? (
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<span
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className={cx(
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"inline-flex items-center",
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"motion-reduce:transition-none",
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scaleOnHover &&
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"transition-transform duration-300 ease-[cubic-bezier(0.4,0,0.2,1)] group-hover/item:scale-120",
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)}
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aria-hidden={!!item.href && !item.ariaLabel}
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>
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{item.node}
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</span>
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) : (
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<Image
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className={cx(
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"h-[var(--logoloop-logoHeight)] w-auto block object-contain",
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"[-webkit-user-drag:none] pointer-events-none",
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"[image-rendering:-webkit-optimize-contrast]",
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"motion-reduce:transition-none",
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scaleOnHover &&
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"transition-transform duration-300 ease-[cubic-bezier(0.4,0,0.2,1)] group-hover/item:scale-120",
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)}
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src={item.src}
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sizes={item.sizes}
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width={item.width ?? 120}
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height={item.height ?? 32}
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alt={item.alt ?? ""}
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title={item.title}
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draggable={false}
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/>
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);
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const itemAriaLabel = isNodeItem(item)
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? (item.ariaLabel ?? item.title)
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: (item.alt ?? item.title);
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const inner = item.href ? (
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<a
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className={cx(
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"inline-flex items-center no-underline rounded",
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"transition-opacity duration-200 ease-linear",
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"hover:opacity-80",
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"focus-visible:outline focus-visible:outline-current focus-visible:outline-offset-2",
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)}
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href={item.href}
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aria-label={itemAriaLabel || "logo link"}
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target="_blank"
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rel="noreferrer noopener"
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>
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{content}
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</a>
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) : (
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content
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);
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return (
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<li
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className={cx(
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"flex-none text-[length:var(--logoloop-logoHeight)] leading-[1]",
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isVertical
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? "mb-[var(--logoloop-gap)]"
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: "mr-[var(--logoloop-gap)]",
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scaleOnHover && "overflow-visible group/item",
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)}
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key={key}
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>
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{inner}
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</li>
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);
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},
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[isVertical, scaleOnHover, renderItem],
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);
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const logoLists = useMemo(
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() =>
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Array.from({ length: copyCount }, (_, copyIndex) => (
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<ul
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className={cx("flex items-center", isVertical && "flex-col")}
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// biome-ignore lint/suspicious/noArrayIndexKey: Static copies for animation.
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key={`copy-${copyIndex}`}
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aria-hidden={copyIndex > 0}
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ref={copyIndex === 0 ? seqRef : undefined}
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>
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{logos.map((item, itemIndex) =>
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renderLogoItem(item, `${copyIndex}-${itemIndex}`),
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)}
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</ul>
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)),
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[copyCount, logos, renderLogoItem, isVertical],
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);
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const containerStyle = useMemo(
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(): React.CSSProperties => ({
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width: isVertical
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? toCssLength(width) === "100%"
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? undefined
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: toCssLength(width)
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: (toCssLength(width) ?? "100%"),
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...cssVariables,
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...style,
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}),
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[width, cssVariables, style, isVertical],
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);
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return (
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<section
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ref={containerRef}
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className={rootClasses}
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style={containerStyle}
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aria-label={ariaLabel}
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onMouseEnter={handleMouseEnter}
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onMouseLeave={handleMouseLeave}
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>
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{fadeOut &&
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(isVertical ? (
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<>
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<div
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aria-hidden
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className={cx(
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"pointer-events-none absolute inset-x-0 top-0 z-10",
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"h-[clamp(24px,8%,120px)]",
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"bg-[linear-gradient(to_bottom,var(--logoloop-fadeColor,var(--logoloop-fadeColorAuto))_0%,rgba(0,0,0,0)_100%)]",
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)}
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/>
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<div
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aria-hidden
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className={cx(
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"pointer-events-none absolute inset-x-0 bottom-0 z-10",
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"h-[clamp(24px,8%,120px)]",
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"bg-[linear-gradient(to_top,var(--logoloop-fadeColor,var(--logoloop-fadeColorAuto))_0%,rgba(0,0,0,0)_100%)]",
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)}
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/>
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</>
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) : (
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<>
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<div
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aria-hidden
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className={cx(
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"pointer-events-none absolute inset-y-0 left-0 z-10",
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"w-[clamp(24px,8%,120px)]",
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"bg-[linear-gradient(to_right,var(--logoloop-fadeColor,var(--logoloop-fadeColorAuto))_0%,rgba(0,0,0,0)_100%)]",
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)}
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/>
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<div
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aria-hidden
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className={cx(
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"pointer-events-none absolute inset-y-0 right-0 z-10",
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"w-[clamp(24px,8%,120px)]",
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"bg-[linear-gradient(to_left,var(--logoloop-fadeColor,var(--logoloop-fadeColorAuto))_0%,rgba(0,0,0,0)_100%)]",
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)}
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/>
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</>
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))}
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<div
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className={cx(
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"flex will-change-transform select-none relative z-0",
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"motion-reduce:transform-none",
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|
isVertical ? "flex-col h-max w-full" : "flex-row w-max",
|
|
)}
|
|
ref={trackRef}
|
|
>
|
|
{logoLists}
|
|
</div>
|
|
</section>
|
|
);
|
|
},
|
|
);
|
|
|
|
LogoLoop.displayName = "LogoLoop";
|
|
|
|
const logos: LogoItem[] = [
|
|
{ src: "/logos/chase.svg", alt: "Chase" },
|
|
{ src: "/logos/hp.svg", alt: "HP" },
|
|
{ src: "/logos/huggingface.svg", alt: "Hugging Face" },
|
|
{ src: "/logos/sandisk.svg", alt: "SanDisk" },
|
|
{ src: "/logos/tmobile.svg", alt: "T-Mobile" },
|
|
];
|
|
|
|
export default function LogoSlider() {
|
|
return (
|
|
<div className="mt-5 w-full max-w-90 sm:max-w-152">
|
|
<LogoLoop
|
|
logos={logos}
|
|
speed={40}
|
|
logoHeight={17}
|
|
gap={30}
|
|
fadeOut={false}
|
|
renderItem={(item, key) => {
|
|
if (isImageItem(item)) {
|
|
return (
|
|
<Image
|
|
key={key}
|
|
src={item.src}
|
|
alt={item.alt ?? ""}
|
|
width={item.width ?? 120}
|
|
height={item.height ?? 32}
|
|
className="h-[var(--logoloop-logoHeight)] w-auto opacity-70 brightness-0 invert"
|
|
draggable={false}
|
|
/>
|
|
);
|
|
}
|
|
|
|
return <span key={key}>{item.node}</span>;
|
|
}}
|
|
className="relative"
|
|
style={{
|
|
WebkitMaskImage:
|
|
"linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%)",
|
|
maskImage:
|
|
"linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%)",
|
|
}}
|
|
/>
|
|
</div>
|
|
);
|
|
}
|