本文实例为大家分享了JS实现鼠标移动拖尾的具体代码,供大家参考,具体内容如下
JS 代码
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function getMousePos(event) { var e = event || window.event; var mouseInfo = { mouseX : e.clientX, mouseY : e.clientY } return mouseInfo; } function getMouseArt() { this .artStyle = { position: "fixed" , top: 0, left: 0, width: "50px" , height: "50px" , "font-size" : 0, "color" : 0, "text-transform" : 0 }; this .init = function (obj) { var character = [ "你" , "真" , "的" , "爱" , "我" , "吗" , "喜" , "欢" , "不" , "对" , "起" , "彩" , "色" , "世" , "界" , "灰" , "?" ]; var font_trans = [ "uppercase" , "lowercase" ]; this .Alpha = 1; this .element = document.createElement( 'div' ); var text = document.createTextNode(character[Math.floor(Math.random() * character.length)]); this .element.appendChild(text); this .addStyle( this .element, this .artStyle); var offsetV = Math.floor(Math.random() * 60 - 30); // -30 ~ 30 this .element.style.left = obj.mouseX + offsetV + "px" ; // x this .element.style.top = obj.mouseY + offsetV + "px" ; // y this .element.style.fontSize = Math.floor(Math.random() * 20 + 10) + "px" ; this .element.style.color = "hsla(" + Math.floor(Math.random() * 255) + ",100%,50%," + this .Alpha + ")" ; this .element.style.textTransform = font_trans[Math.floor(Math.random() * 2)]; document.body.appendChild( this .element); } this .addStyle = function (ele, genuine) { for ( var k in genuine) { ele.style[k] = genuine[k]; } } this .delElement = function () { document.body.removeChild( this .element); } this .reduceColor = function (win) { if ( this .Alpha <= 1 && this .Alpha > 0) { this .Alpha = this .Alpha - 0.1; this .element.style.color = "hsla(" + Math.floor(Math.random() * 255) + ",100%,50%," + this .Alpha + ")" ; console.log( this .Alpha); } else { clearInterval(win); this .delElement(); } } } document.onmousemove = function (event) { var obj = getMousePos(event); var art = new getMouseArt(); art.init(obj); var win = setInterval( function () { art.reduceColor(win); }, 30); } |
HTML 代码
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<!DOCTYPE html> < html lang = "en" > < head > < meta charset = "UTF-8" > < meta name = "viewport" content = "width=device-width, initial-scale=1.0" > < title >Document</ title > < style > body { background: black; } </ style > </ head > < body > < script src = "mouse.js" type = "text/javascript" ></ script > </ body > </ html > |
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持服务器之家。
原文链接:https://blog.csdn.net/qq_35068659/article/details/111692505