Draggable实现拖拽调节温控旋钮效果代码-html代码-BFW代码库

代码语言：html

所属分类：拖放

代码描述：Draggable实现拖拽调节温控旋钮效果代码

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8"><title智能温度调节按钮js特效</title><meta name="viewport" content="width=device-width, initial-scale=1, viewport-fit=cover">

        <style>
            * {
                border: 0;
                box-sizing: border-box;
                margin: 0;
                padding: 0
            }

:root {
                --bg: #fff;
                font-size: calc(16px+(24 - 16) *(100vw - 320px) /(1280 - 320))
            }

            body {
                background: var(--bg);
                display: grid;
                place-items: center;
                font: 1em/1.5 sans-serif;
                height: 100vh;
                overflow: hidden
            }

            .temp {
                --f: 0;
                --angle: 0;
                --hue: 240;
                background-image: radial-gradient(100% 100% at 50% 50%,hsl(var(--hue),90%,17%) 3.55em,hsla(var(--hue),90%,17%,0) 3.6em),radial-gradient(100% 100% at 50% 50%,hsl(var(--hue),90%,10%),hsl(var(--hue),90%,23%) 4.65em,hsl(var(--hue),90%,55%) 4.85em 4.9em,#17181c 5.1em 6.85em,#17181c00 6.9em),radial-gradient(100% 100% at 50% 0,#f1f2f4,#8f95a3);
                border-radius: 50%;
                box-shadow: 0 -0.25em 1.5em .5em #0004;
                display: flex;
                flex-direction: column;
                line-height: 1;
                position: relative;
                padding: 1em;
                text-align: center;
                width: 15em;
                height: 15em
            }

            .temp:after,.temp__dial,.temp__comet,.temp__fizz {
                position: absolute
            }

            .temp:after,.temp__comet,.temp__dial {
                border-radius: inherit
            }

            .temp:after,.temp__dial {
                top: 0;
                left: 0;
                width: 100%;
                height: 100%
            }

            .temp:after {
                background: radial-gradient(100% 100% at 67% 17%,#fff3,#fff0 6em);
                content: "";
                display: block;
                z-index: 2
            }

            .temp__logo {
                font-family: "Baloo Paaji 2",sans-serif;
                color: #abafba;
                letter-spacing: -0.1em;
                margin-bottom: 3.75em;
                text-transform: lowercase;
                transform: scaleY(1.1)
            }

            .temp__comet {
                background: radial-gradient(100% 100% at 50% 50%,hsl(var(--hue),90%,10%),hsl(var(--hue),90%,20%) 3.25em,hsl(var(--hue),90%,17%) 3.3em 3.35em,hsla(var(--hue),90%,17%,0) 3.4em),conic-gradient(#fff0,#fff calc(1deg * var(--angle)),#fff0 calc(1deg * var(--angle)));
                top: calc(50% - 3.5em);
                left: calc(50% - 3.5em);
                width: 7em;
                height: 7em
            }

            .temp__fizz {
                display: block;
                top: calc(50% - 3.3em);
                left: calc(50% - 3.3em);
                width: 6.6em;
                height: 6.6em
            }

            .temp__label,.temp__value {
                color: #fff;
               
                position: relative;
                z-index: 1
            }

            .temp__label {
                font-size: .6em;
                letter-spacing: .5em;
                text-transform: uppercase;
                transform: translateX(0.25em) scaleY(0.9)
            }

            .temp__value {
                font-size: 3.5em
            }

            .temp__dial {
                cursor: grab;
                z-index: 3
            }

            .temp__dial:active {
                cursor: grabbing
            }

@media(prefers-color-scheme:dark) {
:root {
                    --bg: #2e3138
                }}
        </style>
    </head>
    <body>
        <div class="temp">
            <div class="temp__logo">
                Nest
            </div>
            <div class="temp__comet"></div>
            <canvas class="temp__fizz"></canvas><div class="temp__label">
                温度
            </div>
            <div class="temp__value">
                0
            </div>
            <div class="temp__dial"></div>
        </div>
        <script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/gsap.3.5.2.js"></script>
        <script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/Draggable.js"></script>
        <script>

            document.addEventListener("DOMContentLoaded", function() {
                const thermostat = new Thermostat(".temp");
            });

            class Thermostat {
                constructor(el) {
                    this.el = document.querySelector(el);
                    this.temp = 0;
                    this.tempMin = 0;
                    this.tempMax = 100;
                    this.fizz = null;
                    this.fizzParticleCount = 600;
                    this.fizzParticles = [];
                    this.fc = null;
                    this.fW = 240;
                    this.fH = 240;
                    this.fS = window.devicePixelRatio;
                    this.init();
                }
                init() {
                    window.addEventListener("keydown", this.kbdEvent.bind(this));

                    if (this.el) {
                        this.fizz = this.el.querySelector(".temp__fizz");
                        if (this.fizz) {
                            this.fc = this.fizz.getContext("2d");

                            let f = this.fizzParticleCount;

                            while (f--) {
                                this.fizzParticles.push(
                                    {
                                        radius: 1,
                                        // from center to comet ring
                                        minDist: this.randInt(100, 115),
                                        maxDist: this.randInt(85, 115),
                                        // rotation along the comet ring circumference
                                        minRot: this.randInt(-180, 180),
                                        maxRot: this.randInt(-180, 180),
  .........完整代码请登录后点击上方下载按钮下载查看