Dies ist eine sehr coole HTML5-3D-Animation zum Umblättern von Büchern. Der Effekt ist relativ einfach, um das Umblättern von Seiten zu simulieren . Der Text und die Bilder im Buch werden auch in 3D angezeigt, was sehr cool ist.
Online-Demo Quellcode-Download
HTML-Code
<div class="book p3d"> <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-Code
.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-Code
(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);
Das Obige ist der Beispielcode für eine HTML5-3D-Animation zum Umblättern von Büchern. Ich hoffe, dass er für alle hilfreich sein wird, um die Javascript-Programmierung zu erlernen.