使用 html css 和 javascript 制作太阳和月亮动画-js教程-PHP中文网

使用 html css 和 javascript 制作太阳和月亮动画
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发布： 2024-10-30 01:51:28
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Sun and Moon animation using html css and javascript
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Day-Night Toggle</title>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0-beta3/css/all.min.css" integrity="sha384-k6RqeWeci5ZR/Lv4MR0sA0FfDOMcB8pE7ZbShUgKxY9R+uaZkZ5kXy/tO6zzD2dn" crossorigin="anonymous">
    <style>
        body, html {
            margin: 0;
            padding: 0;
            height: 100vh;
            display: flex;
            justify-content: center;
            align-items: center;
            font-family: Arial, sans-serif;
            transition: background 0.8s ease, filter 0.8s ease;
            overflow: hidden;
        }

        .container {
            position: absolute;
            bottom: 30px;
            right: 30px;
            text-align: center;
        }

        .toggle-button {
            width: 100px;
            height: 50px;
            background: #333;
            border-radius: 25px;
            position: relative;
            cursor: pointer;
            transition: background 0.3s ease;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 5px;
        }

        .toggle-circle {
            width: 40px;
            height: 40px;
            background: #fff;
            border-radius: 50%;
            position: absolute;
            transition: all 0.5s ease;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
        }

        /* Icons for Sun and Moon on Button */
        .button-sun, .button-moon {
            font-size: 2rem;
        }
        .button-sun {
            color: #FFD700;
        }
        .button-moon {
            color: #B0C4DE;
        }

        /* Large Sun and Moon at Top Left */
        .large-sun, .large-moon {
            font-size: 10rem;
            position: absolute;
            top: 20px;
            right: 10px;
            transition: opacity 0.8s ease, transform 0.8s ease;
        }

        .large-sun {
            color: #FFD700;
            opacity: 0;
        }
        .large-moon {
            color: #B0C4DE;
            opacity: 0;
        }

        /* Day and Night styles */
        .day .large-sun {
            opacity: 1;
            transform: translateY(0);
        }

        .night .large-moon {
            opacity: 1;
            transform: translateY(0);
        }

        .day .image {
            filter: brightness(1.5) contrast(1.2) saturate(2);
        }

        .night .image {
            filter: brightness(0.7) contrast(1) saturate(1);
        }

        .image {
            position: absolute;
            height: 100%;
            width: 100%;
        }

        .moon-image {
            height: 200px;
            width: 200px;
            filter: drop-shadow(1px 1px 20px white);
        }
        .sun-image {
            height: 250px;
            width: 300px;
            filter: drop-shadow(2px 2px 40px rgb(206, 145, 23));
        }

        /* New styles for text */
        .mode-text {
            position: absolute;
            top: 40%;
            left: 40%;
            transform: translate(-50%, -50%);
            font-size: 2rem;
            color: #fff;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.6);
            transition: opacity 0.5s ease;
        }
        .day .mode-text {
            opacity: 1;
        }
        .night .mode-text {
            opacity: 0;
        }
        .night .mode-text-night {
            opacity: 1;
        }
    </style>
</head>
<body class="day">
    <img src="./city.jpg" class="image" alt="">

    <div class="large-moon">
        <img src="./moon2.gif" class="moon-image" alt="">
    </div>
    <div class="large-sun">
        <img src="./sun.gif" class="sun-image" alt="">
    </div>

    <div class="mode-text day-text">Good Morning! It's a beautiful day!</div>
    <div class="mode-text night-text night" style="opacity: 0;">Good Night! Sweet dreams!</div>

    <div class="container">
        <div class="toggle-button" onclick="toggleDayNight()">
            <div class="button-sun">&#x2600;</div>
            <div class="button-moon">&#x1F319;</div>
            <div class="toggle-circle"></div>
        </div>
    </div>

    <script>
        let isDay = true;

        function toggleDayNight() {
            const body = document.body;
            const toggleCircle = document.querySelector('.toggle-circle');
            const largeSun = document.querySelector('.large-sun');
            const largeMoon = document.querySelector('.large-moon');
            const dayText = document.querySelector('.day-text');
            const nightText = document.querySelector('.night-text');

            if (isDay) {
                // Switch to night mode
                body.classList.remove('day');
                body.classList.add('night');
                toggleCircle.style.transform = 'translateX(60px)';
                dayText.style.opacity = '0';
                nightText.style.opacity = '1';
            } else {
                // Switch to day mode
                body.classList.remove('night');
                body.classList.add('day');
                toggleCircle.style.transform = 'translateX(0)';
                dayText.style.opacity = '1';
                nightText.style.opacity = '0';
            }

            isDay = !isDay;
        }
    </script>
</body>
</html>
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