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浮动点击的元素（致敬清华源23年愚人节彩蛋）>_<
当前为
// ==UserScript==
// @name WD-40
// @namespace http://tampermonkey.net/
// @version 0.3.1
// @description 浮动点击的元素（致敬清华源23年愚人节彩蛋）>_<
// @author insorker
// @match http://*/*
// @match https://*/*
// @note 2023.04-09-V0.3.1 作为替换的空白元素不会发生WD-40效应
// @note 2023.04-09-V0.3.0 jQuery使用国内cdn
// @note 2023.04-05-V0.2.0 结构修改，不影响使用
// @note 2023.04-04-V0.1.0 堂堂完成！
// @grant GM_addStyle
// @license MIT
// @require https://cdn.bootcdn.net/ajax/libs/jquery/3.6.1/jquery.min.js
// @require https://cdnjs.cloudflare.com/ajax/libs/matter-js/0.19.0/matter.min.js
// ==/UserScript==
(function () {
'use strict';
class WDComponent {
reposition(replaceElem, parentElem) {
replaceElem.attr("WD-40-disable", "true");
this.elem.replaceWith(replaceElem);
parentElem.append(this.elem);
}
}
class WDBox extends WDComponent {
constructor(elem) {
super();
const offset = elem.offset();
const width = elem.width();
const height = elem.height();
this.body = Matter.Bodies.rectangle(offset.left + width / 2, (offset === null || offset === void 0 ? void 0 : offset.top) + height / 2, width, height);
this.elem = elem;
// restyle element with absolute position
this.elem.css({
'position': 'absolute',
'top': offset.top,
'left': offset.left,
'width': width,
'height': height,
'background': 'hsl(0, 0%, 96%)',
'border-radius': '4px',
'box-shadow': '0px 0px 10px rgba(0, 0, 0, 25%)'
});
// replace the original element with empty div
// move the original element to body
let replaceElem = $('<div></div>').css({
'width': width,
'height': height,
});
let parentElem = $('body');
this.reposition(replaceElem, parentElem);
}
render() {
const { x, y } = this.body.position;
const angle = this.body.angle;
this.elem.css({
'top': `${y - this.elem.height() / 2}px`,
'left': `${x - this.elem.width() / 2}px`,
'transform': `rotate(${angle}rad)`
});
}
}
class WD40 {
constructor(config) {
this.engine = config.engine;
this.selector = config.selector;
this.boxes = [];
this.setup();
}
setup() {
let engine = this.engine;
let boxes = this.boxes;
$('body').on('click', this.selector, function (event) {
event.stopPropagation();
// prevent multiple click on same element
for (let box of boxes) {
if (box.elem[0] == this) {
return;
}
}
if ($(this).attr("WD-40-disable")) {
return;
}
let box = new WDBox($(this));
Matter.Body.applyForce(box.body, { x: event.pageX, y: event.pageY }, { x: Math.random() / 20, y: Math.random() / 20 });
boxes.push(box);
Matter.Composite.add(engine.world, [box.body]);
});
}
render() {
for (let box of this.boxes) {
box.render();
}
}
}
// module aliases
var Engine = Matter.Engine, Render = Matter.Render, Runner = Matter.Runner, Composite = Matter.Composite;
// create an engine
var engine = Engine.create();
engine.gravity.y = -0.04;
// create a renderer
let render = Render.create({
// element: document.body,
engine: engine,
options: {
width: $(window).width(),
height: $(window).height(),
}
});
// create WDBox
let wd40 = new WD40({
engine: engine,
selector: 'div, li, td'
});
let ground = Matter.Bodies.rectangle($(window).width() / 2, -50, $(window).width(), 100, { isStatic: true });
// add all of the bodies to the world
Composite.add(engine.world, [ground]);
// run the renderer
Render.run(render);
// create runner
var runner = Runner.create();
// run the engine
Runner.run(runner, engine);
function step() {
wd40.render();
requestAnimationFrame(step);
}
requestAnimationFrame(step);
})();