最近正好有点儿时间,把之前没整理完的前端动态背景登录页面给整理一下!这是之前的连接前端H5动态背景登录页面(上),这主要是两个登陆页面,一个彩色气泡,一个动态云朵,感兴趣的可以点链接过去看看。
3、深海灯光水母
index.html
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>登录</title>
<link rel="stylesheet" href="lib/layui/css/layui.css" media="all" />
<link rel="stylesheet" href="css/login.css" />
<script type="text/javascript" src="js/jquery.min.js"></script>
<script type="text/javascript" src="js/jquery.pure.tooltips.js"></script>
<script type="text/javascript" src="lib/layui/layui.js"></script>
<style>
html,body {width: 100%;height: 100%;margin: 0;padding: 0;overflow: hidden;
}
.container{width: 100%;height: 100%;margin: 0;padding: 0;background-color: #000000;
}.box { width:450px; height:295px; background:#000000; position:absolute; top:50%; left:50%; margin-left:-14%; margin-top:-10%; z-index:3;opacity: 0.6;}
</style></head>
<body><div id="jsi-jellyfish-container" class="container"><div class="beg-login-box box"><header><h1 style="color:#FFFFFF">欢迎登录</h1></header><div class="beg-login-main"><form action="" class="layui-form" method="post"><input name="__RequestVerificationToken" type="hidden" value="fkfh8D89BFqTdrE2iiSdG_L781RSRtdWOH411poVUWhxzA5MzI8es07g6KPYQh9Log-xf84pIR2RIAEkOokZL3Ee3UKmX0Jc8bW8jOdhqo81" /> <div class="layui-form-item"><label class="beg-login-icon"><i class="layui-icon"></i></label><input type="text" name="userName" lay-verify="userName" autocomplete="off" placeholder="请输入登录名" class="layui-input"></div><div class="layui-form-item"><label class="beg-login-icon"><i class="layui-icon"></i></label><input id="login-password" type="password" name="password" lay-verify="password" autocomplete="off" placeholder="请输入密码" class="layui-input"></div><div class="layui-form-item"><div class="beg-pull-left beg-login-remember" style="color:#FFFFFF;margin-top: 9%;"><label>记住帐号?</label><input type="checkbox" name="rememberMe" lay-skin="switch" lay-text="ON|OFF" checked></div><div class="beg-pull-right"><button class="layui-btn layui-btn-primary" lay-submit lay-filter="login" style="margin-top: 33%;" onclick="login()"><i class="layui-icon"></i> 登录</button></div><div class="beg-clear"></div></div></form></div><footer><!-- <p><a href="../宋加加网页/index.html"><span style="color:#06F">返回首页</span></a></p> --></footer></div><script>
var RENDERER = {JELLYFISH_RATE: 0.00015,DUST_RATE: 0.0005,ADJUST_DISTANCE : 100,ADJUST_OFFSET : 5,init : function(){this.setParameters();this.reconstructMethod();this.createElements();this.bindEvent();this.render();},setParameters : function(){this.$window = $(window);this.$container = $('#jsi-jellyfish-container');this.width = this.$container.width();this.height = this.$container.height();this.radius = Math.sqrt(Math.pow(this.width / 2, 2) + Math.sqrt(this.height/ 2, 2));this.distance = Math.sqrt(Math.pow(this.width, 2) + Math.sqrt(this.height, 2));this.canvas = $('<canvas />').attr({width : this.width, height : this.height}).appendTo(this.$container).get(0);this.context = this.canvas.getContext('2d');this.jellyfishes = [];this.theta = 0;this.x = 0;this.y = 0;this.destinationX = this.x;this.destinationY = this.y;this.dusts = [];},reconstructMethod : function(){this.render = this.render.bind(this);},getRandomValue : function(range){return range.min + (range.max - range.min) * Math.random();},createElements : function(){for(var i = 0, length = this.JELLYFISH_RATE * this.width * this.height; i < length; i++){this.jellyfishes.push(new JELLYFISH(this));}for(var i = 0, length = this.DUST_RATE * this.width * this.height; i < length; i++){this.dusts.push(new DUST(this));}},bindEvent : function(){this.$container.on('mousemove', this.translateCenter.bind(this, false));this.$container.on('mouseout', this.translateCenter.bind(this, true));},translateCenter : function(toAdjust, event){var offset = this.$container.offset();this.destinationX = event.clientX - offset.left + this.$window.scrollLeft();this.destinationY = event.clientY - offset.top + this.$window.scrollTop();if(!toAdjust){return;}if(this.destinationX < this.ADJUST_OFFSET){this.destinationX = 0;}else if(this.radius > this.width - this.ADJUST_OFFSET){this.destinationX = this.width;}if(this.destinationY < this.ADJUST_OFFSET){this.destinationY = 0;}else if(this.radius > this.height - this.ADJUST_OFFSET){this.destinationY = this.height;}},render : function(){requestAnimationFrame(this.render);if(this.destinationX > this.x){this.x = Math.min(this.x + this.ADJUST_DISTANCE, this.destinationX);}else{this.x = Math.max(this.x - this.ADJUST_DISTANCE, this.destinationX);}if(this.destinationY > this.y){this.y = Math.min(this.y + this.ADJUST_DISTANCE, this.destinationY);}else{this.y = Math.max(this.y - this.ADJUST_DISTANCE, this.destinationY);}var gradient = this.context.createRadialGradient(this.x, this.y, 0, this.x, this.y, this.radius);gradient.addColorStop(0, 'hsl(245, 100%, 50%)');gradient.addColorStop(0.3, 'hsl(245, 100%, 30%)');gradient.addColorStop(1, 'hsl(245, 100%, 10%)');this.context.fillStyle = gradient;this.context.fillRect(0, 0, this.width, this.height);for(var i = 0, length = this.dusts.length; i < length; i++){this.dusts[i].render(this.context, this.x, this.y);}for(var i = 0, length = this.jellyfishes.length; i < length; i++){this.jellyfishes[i].render(this.context, this.x, this.y);}}
};
var JELLYFISH = function(renderer){this.renderer = renderer;this.init(true);
};
JELLYFISH.prototype = {EXPANSION_RANGE : {min : Math.PI / 120, max : Math.PI / 30},DIRECTION_RANGE : {min : 0, max : Math.PI * 2},BASE_RANGE_X : {min : 10, max : 15},BASE_RANGE_Y : {min : 0, max : 5},BASE_RANGE_CP_X : {min : 20, max : 50},BASE_RANGE_CP_Y : {min : -40, max : -20},EXPANTION_OFFSET_RANGE : {min : 0.2, max : 0.5},EXTENSION_RATE_RANGE : {min : 0.5, max : 1.5},FEELER_LENGTH_RANGE : {min : 15, max : 30},FEELER_WIDTH_RANGE : {min : 2, max : 4},ACCELERATION_RATE : 0.2,OFFSET_TO_JUDGE : 100,FRICTION : 0.96,EXTENSION_COUNT : 100,init : function(toInit){this.radius = this.renderer.radius + this.OFFSET_TO_JUDGE * 2;if(toInit){this.x = this.renderer.getRandomValue({min : -this.OFFSET_TO_JUDGE, max : this.renderer.width + this.OFFSET_TO_JUDGE});this.y = this.renderer.getRandomValue({min : -this.OFFSET_TO_JUDGE, max : this.renderer.height + this.OFFSET_TO_JUDGE});this.direction = this.renderer.getRandomValue(this.DIRECTION_RANGE);}else{switch(condition = Math.random() * 4 | 0){case 0:this.x = -this.OFFSET_TO_JUDGE;this.y = this.renderer.getRandomValue({min : 0, max : this.renderer.height});this.direction = this.renderer.getRandomValue({min : Math.PI / 4, max : Math.PI * 3 / 4});break;case 1:this.x = this.renderer.getRandomValue({min : 0, max : this.renderer.width});this.y = -this.OFFSET_TO_JUDGE;this.direction = this.renderer.getRandomValue({min : Math.PI * 3 / 4, max : Math.PI * 5 / 4});break;case 2:this.x = this.renderer.width + this.OFFSET_TO_JUDGE;this.y = this.renderer.getRandomValue({min : 0, max : this.renderer.height});this.direction = this.renderer.getRandomValue({min : Math.PI * 5 / 4, max : Math.PI * 7 / 4});break;case 3:this.x = this.renderer.getRandomValue({min : 0, max : this.renderer.width});this.y = this.renderer.height + this.OFFSET_TO_JUDGE;this.direction = this.renderer.getRandomValue({min : Math.PI * 3 / 4, max : Math.PI * 5 / 4});}}this.expansion = 0;this.expansionDelta = this.renderer.getRandomValue(this.EXPANSION_RANGE);this.vx = 0;this.vy = 0;this.ax = Math.sin(this.direction) * this.expansionDelta * this.ACCELERATION_RATE;this.ay = -Math.cos(this.direction) * this.expansionDelta * this.ACCELERATION_RATE;this.baseX = this.renderer.getRandomValue(this.BASE_RANGE_X);this.baseY = this.renderer.getRandomValue(this.BASE_RANGE_Y);this.baseCPX = this.renderer.getRandomValue(this.BASE_RANGE_CP_X);this.baseCPY = this.renderer.getRandomValue(this.BASE_RANGE_CP_Y);this.expansionOffset = this.renderer.getRandomValue(this.EXPANTION_OFFSET_RANGE);this.feelerLength = this.renderer.getRandomValue(this.FEELER_LENGTH_RANGE);this.feelerWidth = this.renderer.getRandomValue(this.FEELER_WIDTH_RANGE);this.extensionRate = this.renderer.getRandomValue(this.EXTENSION_RATE_RANGE);this.theta = 0;},render : function(context, x, y){context.save();context.translate(this.x, this.y);context.rotate(this.direction);var opacity = 0.1 + 0.9 * Math.pow(1 - Math.min(1, Math.sqrt(Math.pow(this.x - x, 2) + Math.pow(this.y - y, 2)) / this.renderer.distance), 2),feelerColor = 'hsla(240, 80%, 80%, ' + 0.5 * opacity + ')',patternColor = 'hsla(240, 80%, 80%, ' + 0.8 * opacity + ')',gradient = context.createRadialGradient(0, this.baseCPY, 0, 0, this.baseCPY, this.baseY - this.baseCPY);gradient.addColorStop(0, 'hsla(245, 100%, 100%, ' + opacity + ')');gradient.addColorStop(0.5, 'hsla(245, 100%, 80%, ' + 0.6 * opacity + ')');gradient.addColorStop(1, 'hsla(245, 100%, 60%, ' + 0.4 * opacity + ')');context.fillStyle = gradient;context.strokeStyle = patternColor;context.lineWidth = 2;var baseX = this.baseX * (1 + this.expansionOffset * Math.cos(this.expansion)),theta = Math.PI / 2 - Math.abs((Math.PI - this.expansion)) / 2;context.save();this.createHead(context, baseX);context.restore();this.createMainPattern(context, baseX);this.createSubPattern(context, 0, this.baseCPY * 0.45, 0);this.createSubPattern(context, -7, this.baseCPY * 0.4, -theta);this.createSubPattern(context, 7, this.baseCPY * 0.4, theta);this.createFeeler(context, feelerColor);context.restore();if(this.expansion >= Math.PI - this.expansionDelta && this.expansion <= Math.PI){this.expansion += this.expansionDelta / this.EXTENSION_COUNT;}else{this.expansion += this.expansionDelta;}this.expansion %= Math.PI * 2;this.x += this.vx;this.y += this.vy;if(this.expansion >= 0 && this.expansion <= Math.PI){this.vx += this.ax;this.vy += this.ay;}this.vx *= this.FRICTION;this.vy *= this.FRICTION;this.judgeToReset();},createHead : function(context, baseX){context.beginPath();context.moveTo(-baseX, this.baseY);context.bezierCurveTo(-this.baseCPX, this.baseCPY, this.baseCPX, this.baseCPY, baseX, this.baseY);context.closePath();context.fill();},createMainPattern : function(context, baseX){context.beginPath();context.moveTo(-baseX * 0.6, this.baseY);context.bezierCurveTo(-this.baseCPX * 0.8, this.baseCPY * 0.5, this.baseCPX * 0.8, this.baseCPY * 0.5, baseX * 0.6, this.baseY);context.stroke();},createSubPattern : function(context, translateX, translateY, rotate){context.save();context.beginPath();context.translate(translateX, translateY);context.rotate(rotate);context.scale(1, 0.5);context.arc(0, 0, 4, 0, Math.PI * 2, false);context.stroke();context.restore();},createFeeler : function(context, feelerColor){for(var i = -3; i <= 3; i++){context.save();context.beginPath();context.strokeStyle = feelerColor;context.translate(i * 2, this.baseY);context.moveTo(0, 0);var x, cy;if(this.expansion >= 0 && this.expansion <= Math.PI){cy = (Math.PI - this.expansion) / Math.PI;x = i * this.feelerWidth * cy;}else{cy = (this.expansion - Math.PI) / Math.PI;x = i * this.feelerWidth * cy;}var rate = (cy > 0.5) ? (1 - cy) : cy;context.bezierCurveTo(x * this.extensionRate, this.feelerLength * rate, x * this.extensionRate, this.feelerLength * (1 - rate), x, this.feelerLength);context.stroke();context.restore();}},judgeToReset : function(){if(this.x < -this.OFFSET_TO_JUDGE && this.vx < 0 || this.x > this.renderer.width + this.OFFSET_TO_JUDGE && this.vx > 0|| this.y < -this.OFFSET_TO_JUDGE && this.vy < 0 || this.y > this.renderer.height + this.OFFSET_TO_JUDGE && this.vy > 0){this.init(false);}}
};
var DUST = function(renderer){this.renderer = renderer;this.init();
};
DUST.prototype = {RADIUS : 5,VELOCITY : 0.1,init : function(){var phi = this.renderer.getRandomValue({min : 0, max : Math.PI * 2});this.x = this.renderer.getRandomValue({min : 0, max : this.renderer.width});this.y = this.renderer.getRandomValue({min : 0, max : this.renderer.height});this.vx = this.VELOCITY * Math.sin(phi);this.vy = this.VELOCITY * Math.cos(phi);this.opacity = 0;this.theta = 0;this.deltaTheta = this.renderer.getRandomValue({min : Math.PI / 500, max : Math.PI / 100});this.gradient = this.renderer.context.createRadialGradient(0, 0, 0, 0, 0, this.RADIUS);this.gradient.addColorStop(0, 'hsla(220, 80%, 100%, 1)');this.gradient.addColorStop(0.1, 'hsla(220, 80%, 80%, 1)');this.gradient.addColorStop(0.25, 'hsla(220, 80%, 50%, 1)');this.gradient.addColorStop(1, 'hsla(220, 80%, 30%, 0)');},render : function(context, x, y){context.save();context.translate(this.x, this.y);context.globalAlpha = Math.abs(Math.sin(this.theta)) * (0.2 + 0.8 * Math.pow(Math.min(1, Math.sqrt(Math.pow(this.x - x, 2) + Math.pow(this.y - y, 2)) / this.renderer.distance), 2));context.fillStyle = this.gradient;context.beginPath();context.arc(0, 0, this.RADIUS, 0, Math.PI * 2, false);context.fill();context.restore();this.x += this.vx;this.y += this.vy;this.theta += this.deltaTheta;this.theta %= Math.PI * 2;if(this.x < -this.RADIUS || this.x > this.renderer.width + this.RADIUS|| this.y < -this.RADIUS || this.y > this.renderer.height + this.RADIUS){this.init();}}
};$(function(){RENDERER.init();layui.use(['layer', 'form'], function() {var layer = layui.layer,$ = layui.jquery,form = layui.form();//自定义验证规则form.verify({userName: function(value){if(value.trim().length < 6){return '用户名不能少于6位';}},password: [/(.+){6,12}$/, '密码必须6到12位']});});
});
</script></body>
</html>
4、炫酷星空登录页面
5、蜘蛛网登录
上面这几个都不放html代码啦,因为涉及的CSS样式跟JS代码比较多,感兴趣的留言或私信都可以的!!!