HTML5七夕情人节表白网页制作【canvas爱心绘制相册】HTML+CSS+JavaScript
【摘要】 这是程序员表白系列中的100款网站表白之一,旨在让任何人都能使用并创建自己的表白网站给心爱的人看。 此波共有100个表白网站,可以任意修改和使用,很多人会希望向心爱的男孩女孩告白,生性腼腆的人即使那个TA站在眼前都不敢向前表白。说不出口的话就用短视频告诉TA吧~制作一个表白网页告诉TA你的心意,演示如下。@TOC 一、网页介绍1 网页简介:基于 HTML+CSS+JavaScript 制作七...
这是程序员表白系列中的100款网站表白之一,旨在让任何人都能使用并创建自己的表白网站给心爱的人看。 此波共有100个表白网站,可以任意修改和使用,很多人会希望向心爱的男孩女孩告白,生性腼腆的人即使那个TA站在眼前都不敢向前表白。说不出口的话就用短视频告诉TA吧~制作一个表白网页告诉TA你的心意,演示如下。
@TOC
一、网页介绍
1 网页简介:基于 HTML+CSS+JavaScript 制作七夕情人节表白网页、生日祝福、七夕告白、 求婚、浪漫爱情3D相册、炫酷代码
,快来制作一款高端的表白网页送(他/她)浪漫的告白,制作修改简单,可自行更换背景音乐,文字和图片即可使用
2.网页编辑:任意HTML编辑软件(如:Dreamweaver、HBuilder、Vscode 、Sublime 、Webstorm、Text 、Notepad++ 等任意html编辑软件进行运行及修改编辑等操作)。
一、网页效果
二、代码展示
1.HTML代码
代码如下(示例):以下仅展示部分代码供参考~
<!--
* @Author: your name
* @Date: 2021-03-12 09:05:12
* @LastEditTime: 2021-03-12 09:28:38
* @LastEditors: Please set LastEditors
* @Description: In User Settings Edit
* @FilePath: \canvas绘制爱心❤\index.html
-->
<!DOCTYPE html>
<html>
<head>
<title></title>
</head>
<body>
<img class="img" src="./123.png" alt="" />
<canvas id="pinkboard"> </canvas>
<script>
/*
* Settings
*/
var settings = {
particles: {
length: 500, // maximum amount of particles
duration: 2, // particle duration in sec
velocity: 100, // particle velocity in pixels/sec
effect: -0.75, // play with this for a nice effect
size: 30, // particle size in pixels
},
};
/*
* RequestAnimationFrame polyfill by Erik M?ller
*/
(function () {
var b = 0;
var c = ["ms", "moz", "webkit", "o"];
for (var a = 0; a < c.length && !window.requestAnimationFrame; ++a) {
window.requestAnimationFrame = window[c[a] + "RequestAnimationFrame"];
window.cancelAnimationFrame =
window[c[a] + "CancelAnimationFrame"] ||
window[c[a] + "CancelRequestAnimationFrame"];
}
size
);
};
return Particle;
})();
/*
* ParticlePool class
*/
var ParticlePool = (function () {
var particles,
firstActive = 0,
firstFree = 0,
duration = settings.particles.duration;
function ParticlePool(length) {
// create and populate particle pool
particles = new Array(length);
for (var i = 0; i < particles.length; i++)
particles[i] = new Particle();
}
ParticlePool.prototype.add = function (x, y, dx, dy) {
particles[firstFree].initialize(x, y, dx, dy);
// handle circular queue
firstFree++;
if (firstFree == particles.length) firstFree = 0;
if (firstActive == firstFree) firstActive++;
if (firstActive == particles.length) firstActive = 0;
};
ParticlePool.prototype.update = function (deltaTime) {
var i;
// update active particles
if (firstActive < firstFree) {
for (i = firstActive; i < firstFree; i++)
particles[i].update(deltaTime);
}
if (firstFree < firstActive) {
for (i = firstActive; i < particles.length; i++)
particles[i].update(deltaTime);
for (i = 0; i < firstFree; i++) particles[i].update(deltaTime);
}
// remove inactive particles
while (
particles[firstActive].age >= duration &&
firstActive != firstFree
) {
firstActive++;
if (firstActive == particles.length) firstActive = 0;
}
};
ParticlePool.prototype.draw = function (context, image) {
// draw active particles
if (firstActive < firstFree) {
for (i = firstActive; i < firstFree; i++)
particles[i].draw(context, image);
}
if (firstFree < firstActive) {
for (i = firstActive; i < particles.length; i++)
particles[i].draw(context, image);
for (i = 0; i < firstFree; i++) particles[i].draw(context, image);
}
};
return ParticlePool;
})();
/*
* Putting it all together
*/
(function (canvas) {
var context = canvas.getContext("2d"),
particles = new ParticlePool(settings.particles.length),
particleRate =
settings.particles.length / settings.particles.duration, // particles/sec
time;
// get point on heart with -PI <= t <= PI
function pointOnHeart(t) {
return new Point(
160 * Math.pow(Math.sin(t), 3),
130 * Math.cos(t) -
50 * Math.cos(2 * t) -
20 * Math.cos(3 * t) -
10 * Math.cos(4 * t) +
25
);
}
// creating the particle image using a dummy canvas
var image = (function () {
var canvas = document.createElement("canvas"),
context = canvas.getContext("2d");
canvas.width = settings.particles.size;
canvas.height = settings.particles.size;
// helper function to create the path
function to(t) {
var point = pointOnHeart(t);
point.x =
settings.particles.size / 2 +
(point.x * settings.particles.size) / 350;
point.y =
settings.particles.size / 2 -
(point.y * settings.particles.size) / 350;
return point;
}
// create the path
context.beginPath();
var t = -Math.PI;
var point = to(t);
context.moveTo(point.x, point.y);
while (t < Math.PI) {
t += 0.01; // baby steps!
point = to(t);
context.lineTo(point.x, point.y);
}
context.closePath();
// create the fill
context.fillStyle = "#ea80b0";
context.fill();
// create the image
var image = new Image();
image.src = canvas.toDataURL();
return image;
})();
// render that thing!
function render() {
// next animation frame
requestAnimationFrame(render);
// update time
var newTime = new Date().getTime() / 1000,
deltaTime = newTime - (time || newTime);
time = newTime;
// clear canvas
context.clearRect(0, 0, canvas.width, canvas.height);
// create new particles
var amount = particleRate * deltaTime;
for (var i = 0; i < amount; i++) {
var pos = pointOnHeart(Math.PI - 2 * Math.PI * Math.random());
var dir = pos.clone().length(settings.particles.velocity);
particles.add(
canvas.width / 2 + pos.x,
canvas.height / 2 - pos.y,
dir.x,
-dir.y
);
}
// delay rendering bootstrap
setTimeout(function () {
onResize();
render();
}, 10);
})(document.getElementById("pinkboard"));
</script>
</body>
</html>
2.CSS代码
<style>
* {
padding: 0;
margin: 0;
}
html,
body {
height: 100%;
padding: 0;
margin: 0;
background: #000;
}
canvas {
position: absolute;
width: 100%;
height: 100%;
}
.aa {
position: fixed;
left: 50%;
bottom: 10px;
color: #ccc;
}
.img {
position: absolute;
left: 50%;
top: 50%;
transform: translate(-50%, -50%);
width: 440px;
height: 430px;
}
</style>
三、精彩专栏
看到这里了就 【点赞,关注,收藏】 三连 支持下吧,你的支持是我创作的动力。
💂【获取方式】
【版权声明】本文为华为云社区用户原创内容,转载时必须标注文章的来源(华为云社区)、文章链接、文章作者等基本信息, 否则作者和本社区有权追究责任。如果您发现本社区中有涉嫌抄袭的内容,欢迎发送邮件进行举报,并提供相关证据,一经查实,本社区将立刻删除涉嫌侵权内容,举报邮箱:
cloudbbs@huaweicloud.com
- 点赞
- 收藏
- 关注作者
评论(0)