
var trans3DDemo = $("#trans3DDemo"),trans3DBoxes = $("#trans3DBoxes"),boxes = $("#trans3DBoxes div"),slider = $("#slider"),play_btn = $("#play_btn").button(),stop_btn = $("#stop_btn").button(),reverse_btn = $("#reverse_btn").button(),threeDTimeline = new TimelineLite({ onUpdate: updateSlider}); //允许滑块保持同步动画播放TweenLite.set(trans3DBoxes, { css: { transformPerspective: 400, perspective: 400, transformStyle: "preserve-3d" }});threeDTimeline.fromTo(trans3DDemo, 2, { ease: Power0.easeIn, css: { autoAlpha: 0 }},{ css: { autoAlpha: 1 }}).to(trans3DBoxes, 1, { css: { rotationY: 30, rotationX: 20 }}).add("z", "+=0.5");boxes.each(function(index, element) { threeDTimeline.to(element, 1, { css: { z: getRandom( - 30, 50) } }, "z");})threeDTimeline.to(trans3DBoxes, 1, { css: { rotationY: 360, z: -180 }, ease: Power2.easeOut},"+=0.2").to(trans3DBoxes, 1, { css: { rotationX: 360, z: -10 }}).to(boxes, 0.5, { borderRadius: "15px"}).to(boxes, 0.5, { borderRadius: "45px"}).to(boxes, 0.5, { borderRadius: "18 40px"}).to(boxes, 0.5, { borderRadius: "18px"}).to(boxes, 0.5, { borderRadius: "40px 0px 40px 40px", borderColor: "rgba(189, 186, 91, 0.3)"}).to(boxes, 0.5, { borderRadius: "0px"},"+=0.2").to(boxes, 0.5, { borderRadius: "15px", borderColor: "#fff"}).set(boxes, { transformPerspective: 100}).to(boxes, 0.5, { rotationY: 180, autoAlpha: 1, z: 0},"+=0.5").to(trans3DBoxes, 1, { css: { autoAlpha: 0 }});function updateSlider() { slider.slider("value", threeDTimeline.progress() * 100);}$("#slider").slider({ range: false, min: 0, max: 100, step: .1, slide: function(event, ui) { threeDTimeline.pause(); threeDTimeline.progress(ui.value / 100); }});function getRandom(max, min) { return Math.floor(Math.random() * (1 + max - min) + min);}// seek( ); timeScale( );$("#play_btn").click(function() { if (threeDTimeline.progress() == 1) { threeDTimeline.restart(); } else { threeDTimeline.play(); }})$("#stop_btn").click(function() { threeDTimeline.pause();}) $("#reverse_btn").click(function() { threeDTimeline.reverse();})