水波纹效果 JavaScript
在本文中,我们将解释JavaScript和水波纹效果。然后,我们将通过JavaScript的帮助学习水波纹效果的各种实际示例。
JavaScript 是什么意思
JavaScript 是一种客户端高级的、解释性的编程和脚本语言,用于使网页更加交互式。它使你能够实现复杂而美观的设计。
水波纹效果 JavaScript 是什么意思
在JavaScript中,水波纹效果在用户与UI元素交互时,在接触点提供直观的视觉确认。交互通常是你希望访问者执行的操作。
通过JavaScript实现水波纹效果的各种示例
示例1
<! DOCTYPE html>
<html lang = "en">
<head>
<meta charset = "UTF-8">
<meta name = "viewport" content = "width=device-width, initial-scale = 1.0">
<meta http-equiv="X-UA-Compatible" content = "ie=edge">
<title> Water ripple effect using JavaScript </title>
</head>
<style>
body
{
padding: 0;
margin: 0;
color: #404E67;
background: #F5F7FA;
font-family: 'Open Sans', sans-serif;
}
.full-landing-image
{
width: 100%;
height: 100vh;
background:
linear-gradient(
rgba(0, 0, 0, 0.6),
rgba(0, 0, 0, 0.6)
),url("1.png") no-repeat center;
position: relative;
float: left;
}
.mid h2 {
font-family: 'Roboto', sans-serif;
font-weight: 800;
color: white;
text-transform: uppercase;
margin: 0;
position: absolute;
top: 60%;
left: 60%;
font-size: 2rem;
transform: translate(-50%, -50%);
}
.mid h1 {
font-family: 'Roboto', sans-serif;
font-weight: 900;
color: white;
text-transform: uppercase;
margin: 0;
position: absolute;
top: 40%;
left: 60%;
font-size: 2rem;
transform: translate(-50%, -50%);
}
.glow {
font-size: 80px;
color: #fff;
text-align: center;
animation: glow 1s ease-in-out infinite alternate;
}
@-webkit-keyframes glow {
from {
text-shadow: 0 0 10px #fff, 0 0 20px #fff, 0 0 30px #e60073, 0 0 40px #e60073, 0 0 50px #e60073, 0 0 60px #e60073, 0 0 70px #e60073;
}
to {
text-shadow: 0 0 20px #fff, 0 0 30px #ff4da6, 0 0 40px #ff4da6, 0 0 50px #ff4da6, 0 0 60px #ff4da6, 0 0 70px #ff4da6, 0 0 80px #ff4da6;
}
}
</style>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"> </script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery.ripples/0.5.3/jquery.ripples.min.js"> </script>
<script>
(document).ready (function () {(".full-landing-image").ripples ({
resolution: 500,
perturbance: 0.04,
});
});
</script>
<body>
<div class="full-landing-image mid">
<h1 class="glow"> Example <br> </h1>
<h2 class="glow"> water ripple effect using JavaScript </h2>
</div>
</body>
</html>
说明:
在上面的示例中,我们使用JavaScript创建了水波纹效果。当我们悬停在图像上时,会显示水波纹效果。
以下是此示例的输出:
示例2
<! DOCTYPE html>
<html>
<head>
<meta charset = "UTF-8">
<meta name = "viewport" content = "width=device-width, initial-scale = 1.0">
<meta http-equiv = "X-UA-Compatible" content = "ie=edge">
<title> Water ripple effect using JavaScript </title>
<link href = "https://fonts.googleapis.com/css?family=Open+Sans" rel = "stylesheet">
</head>
<style>
@import url('https://fonts.googleapis.com/css?family=Montserrat:700');
html {
box-sizing: border-box;
}
* {
box-sizing: inherit;
}
*:before {
box-sizing: inherit;
}
*:after {
box-sizing: inherit;
}
body {
position: fixed;
width: 100%;
height: 100%;
display: flex;
flex-direction: row;
justify-content: center;
align-items: center;
background: pink;
font-family: 'Open Sans', sans-serif;
}
h1 {
font-family: 'Roboto', sans-serif;
font-weight: 900;
color: white;
text-transform: uppercase;
font-size: 2rem;
}
h2 {
font-family: 'Roboto', sans-serif;
font-weight: 800;
color: white;
text-transform: uppercase;
font-size: 2rem;
}
button {
position: relative;
display: block;
margin: 0 auto;
background: black;
color: red;
text-align: center;
font-size: 26px;
font-family: "Montserrat";
font-weight: 700;
padding: 20px 45px;
letter-spacing: .25em;
text-transform: uppercase;
border: 0;
overflow: hidden;
border: 5px white solid;
cursor: pointer;
font-family: 'Open Sans', sans-serif;
&:active,
&:visited,
&:focus {
outline: 0;
border: 0;
}
}
/* Ripple */
span {
width: 0;
height: 0;
border-radius: 50%;
background: rgba(255, 255, 255, 0.5);
transform: scale(0);
position: absolute;
opacity: 1;
}
.rippleAnimation {
animation: ripple .6s linear;
}
@keyframes ripple {
100% {
transform: scale(2);
opacity: 0;
}
}
</style>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/2.0.3/jquery.min.js"> </script>
<script>
(document).ready (function () {
let btn = document.querySelector('button');
function ripple(e) {
// Setup
let posX = this.offsetLeft;
let posY = this.offsetTop;
let buttonWidth = this.offsetWidth;
let buttonHeight = this.offsetHeight;
// Add the element
let ripple = document.createElement('span');
this.appendChild(ripple);
// Make it round!
if(buttonWidth >= buttonHeight) {
buttonHeight = buttonWidth;
} else {
buttonWidth = buttonHeight; }
// Get the center of the element
var x = e.pageX - posX - buttonWidth / 2;
var y = e.pageY - posY - buttonHeight / 2;
ripple.style.width = `{buttonWidth}px`;
ripple.style.height = `{buttonHeight}px`;
ripple.style.top = `{y}px`;
ripple.style.left = `${x}px`;
ripple.classList.add('rippleAnimation');
setTimeout(() => {
this.removeChild(ripple);
}, 1000);
}
btn.addEventListener('click', ripple);
});
</script>
<body>
<button> <h1> Example </h1> <br> <br>
<h2> Water ripple Effect animation on hover </h2> </button>
</body>
</html>
解释:
在上面的示例中,我们使用JavaScript在按钮上创建了一个水波纹效果。当我们将鼠标悬停在按钮上时,会显示出水波纹效果。
以下是这个示例的输出:
示例3
<! DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title> Water ripple effect </title>
</head>
<style>
html {
height: 100%;
}
h1 {
font-family: 'Roboto', sans-serif;
font-weight: 900;
color: white;
text-transform: uppercase;
margin: 0;
top: 60%;
left: 60%;
font-size: 2rem;
transform: translate(-50%, -50%);
}
h2 {
font-family: 'Roboto', sans-serif;
font-weight: 700;
color: white;
text-transform: uppercase;
margin: 0;
top: 60%;
left: 60%;
font-size: 1rem;
transform: translate(-50%, -50%);
}
body {
color: #fff;
font-size: 16px;
font-family: "Helvetica Neue",Helvetica,Arial,sans-serif;
background-image: url("3.jpg");
background-size: cover;
background-position: 50% 0;
height: 100%;
text-align: center;
margin: 0;
padding: 0;
}
body:before {
content: '';
display: inline-block;
vertical-align: middle;
height: 100%;
}
section {
display: inline-block;
vertical-align: middle;
padding: 100px;
max-width: 500px;
text-shadow: 0 1px 2px rgba(0,0,0,0.5);
box-shadow: 0 5px 15px rgba(0,0,0,0.5);
}
/* ignore the code below */
.link-area
{
position: fixed;
bottom: 20px;
left: 20px;
padding: 15px;
border-radius: 40px;
background: tomato;
}
.link-area a
{
text-decoration: none;
color: #fff;
font-size: 25px;
}
.glow {
font-size: 80px;
color: #fff;
text-align: center;
animation: glow 1s ease-in-out infinite alternate;
}
@-webkit-keyframes glow {
from {
text-shadow: 0 0 10px #fff, 0 0 20px #fff, 0 0 30px #e60073, 0 0 40px #e60073, 0 0 50px #e60073, 0 0 60px #e60073, 0 0 70px #e60073;
}
to {
text-shadow: 0 0 20px #fff, 0 0 30px #ff4da6, 0 0 40px #ff4da6, 0 0 50px #ff4da6, 0 0 60px #ff4da6, 0 0 70px #ff4da6, 0 0 80px #ff4da6;
}
}
</style>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/2.0.3/jquery.min.js"> </script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery.ripples/0.5.3/jquery.ripples.js"> </script>
<script>
(document).ready (function () {('body').ripples ({
resolution: 512,
dropRadius: 20,
perturbance: 0.04,
});
});
</script>
<body>
<section>
<header>
<h1 class =?glow? > Example <br> </h1> <h2> Water Ripple Effect using JavaScript </h2>
</header>
</section>
</body>
</html>
说明:
在上面的示例中,我们使用JavaScript创建了一个水波纹效果。当我们悬停在图像上时,会显示出水波纹效果。
以下是此示例的输出: