105 lines
2.9 KiB
TypeScript
105 lines
2.9 KiB
TypeScript
"use client";
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import "@/app/globals.css";
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import { useDraggable } from "@dnd-kit/core";
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import { ReactElement, useEffect, useRef, useState } from "react";
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import { nearestMultiple } from "./utils";
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export default function Draggable(props: DraggablePropsType) {
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const targetRef = useRef<HTMLDivElement>(null);
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const [size, setSize] = useState({ width: 16, height: 16 });
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const { id, component, data, x, y, width, height } = props;
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const { attributes, listeners, setNodeRef, transform } = useDraggable({
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id,
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});
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const style = transform
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? {
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top: y,
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left: x,
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width: width,
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height: height,
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transform: `translate3d(${transform.x}px, ${transform.y}px, 0)`,
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opacity: 0.6,
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}
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: {
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top: y,
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left: x,
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width: width,
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height: height,
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};
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useEffect(() => {
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const element = targetRef.current;
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if (!element) return;
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// 创建 ResizeObserver 实例
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let timer: any;
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const observer = new ResizeObserver(
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_.throttle((entries: any) => {
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for (const entry of entries) {
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const { width, height } = entry.contentRect;
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setSize({
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width: nearestMultiple(width),
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height: nearestMultiple(height),
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});
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if (timer) {
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clearTimeout(timer);
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}
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// setIsResize(true);
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timer = setTimeout(() => {
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entry.target.style.width = nearestMultiple(width) + "px";
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entry.target.style.height = nearestMultiple(height) + "px";
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// syncSize(entry.contentRect, containerRef.current);
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// setIsResize(false);
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}, 150);
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}
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}, 30),
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);
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// 开始观察元素
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observer.observe(element);
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// 组件卸载时断开连接
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return () => {
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observer.disconnect();
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};
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}, []); // 空依赖数组确保只运行一次
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const className = transform ? "shadow-xl absolute w-min min-w-[128px] min-h-[128px]" : "absolute w-min resize overflow-hidden min-w-[128px] min-h-[128px]";
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return (
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<div className={className} ref={setNodeRef} style={style} {...attributes}>
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<button
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className="btn absolute top-1 right-1 z-50 btn-square btn-soft"
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{...listeners}
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onMouseDown={(e) => e.stopPropagation()}
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>
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<svg
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xmlns="http://www.w3.org/2000/svg"
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fill="none"
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viewBox="0 0 24 24"
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strokeWidth={1.5}
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stroke="currentColor"
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className="size-6"
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>
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<path
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strokeLinecap="round"
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strokeLinejoin="round"
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d="M3.75 9h16.5m-16.5 6.75h16.5"
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/>
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</svg>
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</button>
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{component && component(data??{})}
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</div>
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);
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}
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export type DraggablePropsType = {
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id: string;
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component: (data: Record<string, unknown>) => ReactElement;
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data?: Record<string, unknown>;
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x: number;
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y: number;
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width: number;
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height: number;
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};
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