本帖最后由 凡哥 于 2024-6-28 18:14 编辑
2024年6月28日 星期五
<style>
#mydiv { --width: 1024px; margin: 30px 0 30px calc(50% - (var(--width) / 2 + 90px)); width: var(--width); height: 640px; background: #eee url('https://638183.freep.cn/638183/t24/webp/hyyb.webp') no-repeat center/cover; box-shadow: 2px 2px 8px rgba(0,0,0,.7); overflow: hidden; z-index: 1; position: relative;}
.ball { position: absolute; width: 40px; height: 40px; background: linear-gradient(plum, teal); border-radius: 50%; opacity: .95; transition: width .5s, height .5s, opacity .5s; cursor: pointer; offset-path: path('M40 20 Q512 1080,984 20'); offset-distance: 0; animation: 6s linear forwards;}
.ball:hover { width: 45px; height: 45px; opacity: .75; }
.ball:nth-of-type(1) { left: -20px; top: 0; animation-name: move1-1;}
.ball:nth-of-type(2) { left: 20px; top: 0; background: linear-gradient(tan, cyan); offset-distance: 50%;}
#vid { position: absolute; width: 80%; height: 50%; transform: scale(-1,1) rotate(30deg); object-fit: cover; mix-blend-mode: multiply; pointer-events: none; }
@keyframes move1-1 {
from { offset-distance: 0%; transform: rotate(720deg); filter: hue-rotate(0); }
to { offset-distance: 50%; transform: rotate(0); filter: hue-rotate(360deg); }
}
@keyframes move1-2 {
from { offset-distance: 50%; transform: rotate(0); filter: hue-rotate(360deg); }
to { offset-distance: 0%; transform: rotate(720deg); filter: hue-rotate(0); }
}
@keyframes move2-1 {
from { offset-distance: 50%; transform: rotate(720deg); filter: hue-rotate(0deg); }
to { offset-distance: 100%; transform: rotate(0); filter: hue-rotate(360deg); }
}
@keyframes move2-2 {
from { offset-distance: 100%; transform: rotate(0); filter: hue-rotate(360deg); }
to { offset-distance: 50%; transform: rotate(720deg); filter: hue-rotate(0); }
}
</style>
<div id="mydiv">
<audio id="aud" src="https://music.163.com/song/media/outer/url?id=29999267" autoplay loop></audio>
<video id="vid" src="https://img.tukuppt.com/video_show/2269348/00/17/44/5ec494a494d82.mp4" autoplay loop muted></video>
<div id="b1" class="ball"></div>
<div id="b2" class="ball"></div>
</div>
<script>
//小球数组
const balls = [b1, b2];
//小球1动画结束
b1.onanimationend = () => {
let ani = window.getComputedStyle(b1).getPropertyValue('animation-name');
if(ani === 'move1-1') {
b1.style.animationName = '';
b2.style.animationName = 'move2-1';
}else{
b1.style.animationName = 'move1-1';
}
};
//小球2动画结束
b2.onanimationend = () => {
let ani = window.getComputedStyle(b2).getPropertyValue('animation-name');
if(ani === 'move2-1') {
b2.style.animationName = 'move2-2';
}else{
b2.style.animationName = '';
b1.style.animationName = 'move1-2';
}
};
//联动控制函数
var mState = () => {
balls.forEach(b => {
b.style.animationPlayState = aud.paused ? 'paused' : 'running';
b.title = ['暂停','播放'][+aud.paused];
});
aud.paused ? vid.pause() : vid.play();
};
//音频控件监听事件
aud.oncanplay = aud.onplaying = aud.onpause = () => mState();
//小球点击事件
balls.forEach(b => b.onclick = () => aud.paused ? aud.play() : aud.pause());
//加载全屏插件
var sF = document.createElement('script');
sF.src = 'https://638183.freep.cn/638183/web/api/fullscreen.js';
sF.charset = 'utf-8';
document.querySelector('body').appendChild(sF);
sF.onload = () => FS({
papa: '#mydiv',
css: 'bottom: 10px; left: 50%; transform: translate(-50%); --color: snow; --fsBg: transparent;',
});
//动画响应窗体变化
window.onresize = () => balls.forEach(b => {
b.style.offsetPath = `path('M40 20 Q${mydiv.offsetWidth / 2} ${mydiv.offsetHeight * 2 - 200}, ${mydiv.offsetWidth - 40} 20')`;
b.style.animationDuration = ((mydiv.offsetWidth + mydiv.offsetHeight) / (1024 + 640)) * 6 + 's';
});
</script>
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发表于 2024-6-28 23:13
