鼠标点击弹出随机文字，富强，民主等
<script type="text/javascript">window.onload = function() {
//定义点击出现文字类
function ClickFrontShow() {
//定义所需文字和颜色
this.fron = ['高兴', '开心', '❤','富强', '民主', '喜悦', '欢欣', '欢畅', '欢腾', '雀跃', '欢快'];
this.colo = ['#FF69B4', '#ff6651', 'orange', '#FF00FF', '#00FF7F', '#00BFFF', '#BA55D3'];
//获取body元素
this.elBody = document.getElementsByTagName("body");
//初始化randomNum
this.randomNum = null;
//初始化字体inde
this.finde = 0;
//初始化className
this.cls = 0;
}
//定义初始化
ClickFrontShow.prototype.init = function(frontArray, colorArray) {
//自定义颜色和字体
this.fron = frontArray || this.fron;
this.colo = colorArray || this.colo;
this.listenMouse();
}
//创建文字
ClickFrontShow.prototype.createFront = function (classname) {
var self = this;
let ospan = document.createElement('span');
//设置样式
let cssText = "position:absolute; width: 80px; height: 20px; cursor: default; transform: translate(-50%,-50%); font-weight: bold; opacity: 1; z-index: 1000; transition: 1s;";
//随机字体和颜色
let randomFront = self.fron;
let randomColor = self.colo;
//字体下标增1
self.finde = (self.finde+1) % self.fron.length;
//向body中添加元素
self.elBody.appendChild(ospan);
//绑定一个classname
ospan.className = String(classname);
//添加样式
ospan.style.cssText = cssText + "-moz-user-select: none;-webkit-user-select: none;-ms-user-select: none;user-select: none;"
ospan.style.color = randomColor;
ospan.innerHTML = randomFront;
}
//监听鼠标点击
ClickFrontShow.prototype.listenMouse = function() {
var self = this;
//鼠标点击事件
document.onclick = function(e) {
//避免classname值重复导致出现bug
if(self.cls === 20){
self.cls = 0;
}else{
self.cls += 1;
}
//创建文字
self.createFront(self.cls);
let el = document.getElementsByClassName(self.cls);
//鼠标点击位置
el.style.left = e.clientX + 'px';
el.style.top = e.clientY + 'px';
//过时改变
setTimeout(function() {
el.style.opacity = 0;
el.style.top = el.offsetTop - 100 + 'px';
}, 100);
//过时清除
setTimeout(function() {
self.elBody.removeChild(el);
}, 3000);
}
}
//实例化
var frontShow = new ClickFrontShow();
//用户可在此传递参数，默认第一个参数是字体数组；
//第二个参数是颜色数组，必须是数组类型！
frontShow.init();
}
</script>
</body>
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