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HTML5 3D書本翻頁動(dòng)畫的實(shí)現(xiàn)示例

這是一款十分炫酷的HTML5 3D書本翻頁動(dòng)畫，效果相對(duì)比較簡單，拖拽鼠標(biāo)模擬用手翻頁，更漂亮的是翻頁過程中，呈現(xiàn)出逼真的3D立體效果。書本中的文字和圖片也會(huì)3D展示，非?？?。

HTML代碼

 <div class="back-cover p3d">
        <div class="page back flip"></div>
        <div class="page front p3d">
            <div class="shadow"></div>
            <div class="dino"></div>
        </div>
    </div>
    <div class="front-cover p3d">
        <div class="page front flip p3d">
            <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nam fermentum nisl quis nulla eleifend dignissim. Curabitur varius lobortis tincidunt. Maecenas gravida, nulla quis luctus imperdiet, ipsum nibh consectetur ante, in sodales massa tortor eget neque. Donec porta ligula massa, id sagittis est. Ut nisl tellus, faucibus nec feugiat ut, laoreet iaculis felis. Suspendisse ultrices mauris vel tellus suscipit commodo. Integer vitae tortor erat. Pellentesque non tempor nisi.</p>
        </div>
        <div class="page back"></div>
    </div>
</div>

CSS代碼

.book {
    width: 300px;
    height: 300px;
    margin-top: -150px;
    position: absolute;
    left: 50%;
    top: 50%;
    -webkit-transform: rotateX(60deg);
    -moz-transform: rotateX(60deg);
    -ms-transform: rotateX(60deg);
    -o-transform: rotateX(60deg);
    transform: rotateX(60deg);
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    -o-user-select: none;
    user-select: none;
}
.page {
    width: 300px;
    height: 300px;
    padding: 1em;
    position: absolute;
    left: 0;
    top: 0;
    text-indent: 2em;
}
.front {
    background-color: #d93e2b;
}
.back {
    background-color: #fff;
}
.front-cover {
    cursor: move;
    -webkit-transform-origin: 0 50%;
    -moz-transform-origin: 0 50%;
    -ms-transform-origin: 0 50%;
    -o-transform-origin: 0 50%;
    transform-origin: 0 50%;
    -webkit-transform: rotateY(0deg);
    -moz-transform: rotateY(0deg);
    -ms-transform: rotateY(0deg);
    -o-transform: rotateY(0deg);
    transform: rotateY(0deg);
}
.front-cover .back {
    background-image: url(mdn.png);
    background-repeat: no-repeat;
    background-position: 50% 50%;
    -webkit-transform: translateZ(3px);
    -moz-transform: translateZ(3px);
    -ms-transform: translateZ(3px);
    -o-transform: translateZ(3px);
    transform: translateZ(3px);
}
.back-cover .back {
    -webkit-transform: translateZ(-3px);
    -moz-transform: translateZ(-3px);
    -ms-transform: translateZ(-3px);
    -o-transform: translateZ(-3px);
    transform: translateZ(-3px); 
}
.p3d {
    -webkit-transform-style: preserve-3d;
    -moz-transform-style: preserve-3d;
    -ms-transform-style: preserve-3d;
    -o-transform-style: preserve-3d;
    transform-style: preserve-3d;
}
.flip {
    -webkit-transform: rotateY(180deg);
    -moz-transform: rotateY(180deg);
    -ms-transform: rotateY(180deg);
    -o-transform: rotateY(180deg);
    transform: rotateY(180deg);
}
.dino,
.shadow {
    width: 196px;
    height: 132px;
    position: absolute;
    left: 60px;
    top: 60px;
    -webkit-transform-origin: 0 100%;
    -moz-transform-origin: 0 100%;
    -ms-transform-origin: 0 100%;
    -o-transform-origin: 0 100%;
    transform-origin: 0 100%;
}
.dino {
    background: url(dino.png) no-repeat;

}
.shadow {
    background: url(shadow.png) no-repeat;
}

JavaScript代碼

(function (window, document) {

    var prefixes = ['Webkit', 'Moz', 'ms', 'O', ''],
        book = document.querySelectorAll('.book')[0],
        page = document.querySelectorAll('.front-cover')[0],
        dino = document.querySelectorAll('.dino')[0],
        shadow = document.querySelectorAll('.shadow')[0],
        hold = false,
        centerPoint = window.innerWidth / 2,
        pageSize = 300,
        clamp = function (val, min, max) {
            return Math.max(min, Math.min(val, max));
        };

    page.onmousedown = function () {
        hold = true;
    };

    window.onmouseup = function () {
        if (hold) {
            hold = false;
        }
    };

    window.onresize = function () {
        centerPoint = window.innerWidth / 2;
    };

    window.onmousemove = function (evt) {
        if (!hold) {
            return;
        }

        var angle = clamp((centerPoint - evt.pageX + pageSize) / pageSize * -90, -180, 0),
            i, j;

        for (i = 0, j = prefixes.length; i < j; i++) {
            book.style[prefixes[i] + 'Transform'] = 'rotateX(' + (60 + angle / 8) + 'deg)';
            page.style[prefixes[i] + 'Transform'] = 'rotateY(' + angle + 'deg)';
            dino.style[prefixes[i] + 'Transform'] = 'rotateX(' + (angle / 2) + 'deg)';
            shadow.style[prefixes[i] + 'Transform'] = 'translateZ(1px) skewX(' + (angle / 8) + 'deg)';
        }
    };

})(window, document);

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HTML5 3D書本翻頁動(dòng)畫的實(shí)現(xiàn)示例