wip
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@@ -1,14 +1,14 @@
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"use client";
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import { CSSProperties, ReactElement, useEffect, useRef, useState } from "react";
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import classnames from 'classnames';
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import _ from 'lodash';
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import { ReactElement, useEffect, useRef, useState } from "react";
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import classnames from "classnames";
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import _ from "lodash";
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import { Draggable } from "./Draggable";
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export default function DraggableWidget(props: DraggableWidgetType) {
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const { children, x, y, w, h } = props;
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const { id, draggable, children, x, y, w, h } = props;
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const targetRef = useRef<HTMLDivElement>(null);
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const containerRef = useRef<HTMLDivElement>(null);
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const [size, setSize] = useState({ width: 16, height: 16 });
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const [isResize, setIsResize] = useState(false);
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@@ -17,38 +17,39 @@ export default function DraggableWidget(props: DraggableWidgetType) {
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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(_.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: nearestMultipleOf16(width),
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height: nearestMultipleOf16(height)
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});
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if (timer) {
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clearTimeout(timer);
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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: nearestMultipleOf16(width),
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height: nearestMultipleOf16(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 = nearestMultipleOf16(width) + "px";
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entry.target.style.height = nearestMultipleOf16(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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setIsResize(true);
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timer = setTimeout(() => {
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entry.target.style.width = nearestMultipleOf16(width) + 'px';
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entry.target.style.height = nearestMultipleOf16(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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}, 30),
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);
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const syncSize = (contentRect, containerNode) => {
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const { x, y, height, width } = contentRect;
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const area = {
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rowStart: x/16 + 1,
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columnStart: y/16 + 1,
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rowEnd: width/16+x/16 + 1,
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columnEnd: height/16+y/16 + 1
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}
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rowStart: x / 16 + 1,
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columnStart: y / 16 + 1,
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rowEnd: width / 16 + x / 16 + 1,
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columnEnd: height / 16 + y / 16 + 1,
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};
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containerNode.style.gridArea = `${area.rowStart} / ${area.columnStart} / ${area.rowEnd} / ${area.columnEnd}`;
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}
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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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@@ -59,36 +60,50 @@ export default function DraggableWidget(props: DraggableWidgetType) {
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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 draggableWidgetClass = classnames(
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'hover:bg-red-200 hover:outline-2 hover:outline-dashed hover:outline-gray-300 hover:opacity-30 resize block rounded-lg w-64 h-64 max-h-[1048px] max-w-[1888px] cursor-pointer overflow-hidden ', {
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}
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"block w-full h-full max-h-[1048px] max-w-[1888px] cursor-pointer overflow-hidden",
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{
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"hover:bg-red-200 hover:outline-2 hover:outline-dashed hover:outline-gray-300 hover:opacity-30 resize":
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draggable,
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},
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);
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const draggableWidgetIndicatorBoxClass = classnames(
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'absolute top-0 left-0 outline-2 outline-dashed outline-red-500 z-50 pointer-events-none',
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"absolute top-0 left-0 outline-2 outline-dashed outline-red-500 z-50 pointer-events-none",
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{
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'invisible': !isResize
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}
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invisible: !isResize,
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},
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);
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return (
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<div className="relative" ref={containerRef} style={{ gridArea: `${x} \ ${w+x} \ ${y} \ ${h+y}`}}>
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<div className={draggableWidgetClass} ref={targetRef}>
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{
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children
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}
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<Draggable id={id}>
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<div
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className="relative w-min"
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ref={containerRef}
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style={{
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width: w,
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height: h,
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top: y,
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left: x
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}}
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>
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<div className={draggableWidgetClass} ref={targetRef}>
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{children}
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</div>
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<div
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className={draggableWidgetIndicatorBoxClass}
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style={{
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width: size.width,
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height: size.height,
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}}
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>{`${size.width}x${size.height}`}</div>
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</div>
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<div className={draggableWidgetIndicatorBoxClass} style={{
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width: size.width,
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height: size.height,
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}
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}>{`${size.width}x${size.height}`}</div>
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</div>
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</Draggable>
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);
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}
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export type DraggableWidgetType = {
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id: string;
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draggable: boolean;
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wdith?: number | string;
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height?: number | string;
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@@ -97,7 +112,7 @@ export type DraggableWidgetType = {
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y: number;
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w: number;
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h: number;
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}
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};
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/**
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* 计算最接近的 16 的倍数
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@@ -106,4 +121,4 @@ export type DraggableWidgetType = {
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*/
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function nearestMultipleOf16(n: number): number {
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return Math.floor((n + 8) / 16) * 16;
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}
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}
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