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238 lines
3.4 KiB
238 lines
3.4 KiB
<table class="layui-table">
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<colgroup>
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<col width="150">
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<col>
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<col width="100">
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<col width="100">
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</colgroup>
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<thead>
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<tr>
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<th>属性名</th>
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<th>描述</th>
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<th>类型</th>
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<th>默认值</th>
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</tr>
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</thead>
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<tbody>
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<tr>
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<td>elem</td>
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<td>
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绑定元素选择器或 DOM 对象
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</td>
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<td>string/DOM</td>
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<td>-</td>
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</tr>
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<tr>
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<td>width</td>
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<td>
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设定轮播容器宽度,值支持:*像素*、*auto*、*百分比*。
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</td>
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<td>string</td>
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<td>
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`600px`
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</td>
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</tr>
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<tr>
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<td>height</td>
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<td>
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设定轮播容器高度,值支持的类型同 `width` 属性
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</td>
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<td>string</td>
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<td>
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`280px`
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</td>
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</tr>
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<tr>
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<td>full</td>
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<td>
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是否全屏轮播
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</td>
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<td>boolean</td>
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<td>
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`false`
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</td>
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</tr>
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<tr>
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<td>anim</td>
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<td>
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轮播切换动画方式。可选值有:
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- `default` 左右切换
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- `updown` 上下切换
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- `fade` 渐隐渐显切换
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</td>
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<td>boolean</td>
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<td>
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`default`
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</td>
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</tr>
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<tr>
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<td>autoplay</td>
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<td>
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是否自动切换,可选值有:
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- `true` 自动滚动,鼠标移入会暂停、移出重新恢复
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- `false` 不自动滚动
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- `always` 始终自动滚动,不受鼠标移入移出影响 <sup>2.7+</sup>
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</td>
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<td>boolean<br>string</td>
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<td>
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`true`
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</td>
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</tr>
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<tr>
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<td>interval</td>
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<td>
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自动切换的时间间隔,单位: ms (毫秒),不能低于 800
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</td>
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<td>number</td>
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<td>
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`3000`
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</td>
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</tr>
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<tr>
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<td>index</td>
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<td>
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初始开始的条目下标
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</td>
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<td>number</td>
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<td>
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`0`
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</td>
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</tr>
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<tr>
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<td>arrow</td>
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<td>
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切换箭头默认显示状态,可选值有:
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- `hover` 鼠标悬停显示
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- `always` 始终显示
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- `none` 始终不显示
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</td>
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<td>string</td>
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<td>
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`hover`
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</td>
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</tr>
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<tr>
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<td>indicator</td>
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<td>
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指示器位置,可选值有:
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- `inside` 显示在容器内部
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- `outside` 显示在容器外部
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- `none` 不显示
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注 : 若设定了 `anim: 'updown'` ,则 `outside` 值无效
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</td>
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<td>string</td>
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<td>
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`inside`
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</td>
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</tr>
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<tr>
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<td>trigger</td>
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<td>
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指示器的触发事件
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</td>
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<td>string</td>
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<td>
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`click`
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</td>
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</tr>
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<tr>
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<td colspan="4" style="text-align: center">
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<div id="options.callback" class="ws-anchor">
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[回调函数](#options.callback)
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</div>
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</td>
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</tr>
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<tr>
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<td>change <sup>2.7+</sup></td>
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<td colspan="3">
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<div id="options.change" lay-pid="options" class="ws-anchor">
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轮播切换后的回调函数,返回一个对象参数。
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</div>
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```
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carousel.render({
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elem: '#id',
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change: function(obj){
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console.log(obj.index); // 当前条目的索引
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console.log(obj.prevIndex); // 上一个条目的索引
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console.log(obj.item); // 当前条目的元素对象
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}
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});
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```
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注:在 `2.7` 之前的版本,需通过 carousel 的 `change` 事件来实现,如:
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```
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var carousel = layui.carousel;
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// 轮播渲染
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carousel.render(options);
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// 触发轮播切换事件
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carousel.on('change(filter)', function(obj){ // filter 对应轮播容器的 lay-filter 属性值
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console.log(obj);
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});
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```
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</td>
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</tr>
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</tbody>
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</table>
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### 贴士
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> 若轮播的填充内容为图片,且 `width` 或 `height` 为自适应,那么需动态获取父容器宽高,从而适配父容器。 当浏览器窗口尺寸发生变化时,可在窗口 `resize` 事件中通过轮播重载来重设宽高值。 |