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32
js/ainmate.js
Normal file
32
js/ainmate.js
Normal file
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function animate(obj, target, callback) { // 盒子移动函数
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clearInterval(obj.timer);
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obj.timer = setInterval(move, 20);
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function move() {
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var step = (target - obj.offsetLeft) / 10;
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step = step > 0 ? Math.ceil(step) : Math.floor(step)
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obj.style.left = obj.offsetLeft + step + 'px';
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// obj.style.left = target + 'px'; // 闪变
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if (obj.offsetLeft == target) {
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clearInterval(obj.timer);
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if (callback) {
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callback();
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}
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}
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}
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}
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function animateY(obj, target, callback) { // 盒子移动函数
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clearInterval(obj.timer);
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obj.timer = setInterval(move, 10);
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function move() {
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var step = (target - window.pageYOffset) / 10;
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step = step > 0 ? Math.ceil(step) : Math.floor(step)
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// obj.style.left = target + 'px'; // 闪变
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if (window.pageYOffset == target) {
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clearInterval(obj.timer);
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callback && callback();
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}
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// window.pageYOffset = window.pageYOffset + step + 'px';
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window.scroll(0, window.pageYOffset + step) // 不加单位
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}
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}
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