js实现canvas彩色圆点旋转动画效果代码-html代码-BFW代码库

js实现canvas彩色圆点旋转动画效果代码

代码语言：html

所属分类：粒子

代码描述：js实现canvas彩色圆点旋转动画效果代码

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

<html lang="en">
<head>

    <meta charset="UTF-8">



    <style>
        body {
            margin: 0;
            overflow: hidden;
            min-height: 100vh;
            font-family: Helvetica, Arial, Sans-serif;
            font-size: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .content {
            position: absolute;
            top: 0;
            right: 0;
            bottom: 0;
            left: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 50px;
        }
        .icon {
            height: 40px;
            line-height: 0.3;
            overflow: hidden;
            transform: translate(5px, 18px);
        }

        form {
            position: absolute;
            background-color: rgba(200,200,200,.2);
            padding: 20px;
            margin: 8px;
            display: flex;
            flex-direction: column;
            font-size: 90%;
            top: 0;
            left: 0;
        }
        label {
            display: flex;
            flex-direction: column;
        }
        label.inline {
            flex-direction: row;
            align-items: center;
        }
        input {
            margin-bottom: 8px;
        }

        .mobile-message {
            display: none;
        }
@media only screen and (max-width: 400px) {
            form > * {
                display: none;
            }

            form > .mobile-message {
                display: block;
            }
        }
    </style>




</head>

<body>
    <form id="settings_form">
        <div class="mobile-message">
            Make wider for animation options.
        </div>
        <label>
            Dots
            <input type="number" name="dots">
        </label>
        <label>
            Dot Size
            <input type="number" name="dotSize">
        </label>
        <label>
            Dot Interval
            <input type="number" name="dotInterval" step=".1">
        </label>
        <label>
            Spread
            <input type="number" name="spread" step=".1">
        </label>
        <label>
            Speed
            <input type="number" name="speed" step=".00001">
        </label>
        <button type="submit" name="set">Go!</button>
    </form>


    <script>
        // Get options form for the settings.
        let form = document.getElementsByTagName('form')[0];

        // Initialize options.
        let .........完整代码请登录后点击上方下载按钮下载查看