我正在尝试创建一个简单的滑动条。当我点击一张图片时,另一张就会显示出来。下面是代码
的代码依赖最终,我实际上想创建一个类似于旋转木马的函数,它将循环通过我的项目调用.animate({scrollLeft}) ...
,但我也被困在循环实现中。但这是一小步,对吧?
编辑:问题是我只切换第一张,然后是第二张图片的4。
代码如下:
index . html
<div class=container>
<img class='isActive' src="http://placehold.it/350x150">
<img class='isHidden' src="http://placehold.it/350x150">
<img class='isHidden' src="http://placehold.it/350x150">
<img class='isHidden'src="http://placehold.it/350x150">
</div>
index.scss
html {
box-sizing: border-box;
}
*,
*:before,
*:after {
box-sizing: inherit;
}
body {
background: black;
}
.container {
// display: inline-flex;
}
.slide {
}
.isActive {
visibility: visible;
}
.isHidden {
visibility: hidden;
}
index.js
$(function() {
var allImgItems = $('img');
var items = $('.container').find(allImgItems);
toggleVisibility = function(item) {
item.toggleClass('isHidden');
item.next().removeClass('isHidden').addClass('isActive');
// item.next().removeClass('isHidden').animate( { scrollLeft: 200 + 'px'}, '500', 'swing', function() {console.log('Animation completed') } );
console.log(item);
}
toggleItem = function () {
var item = $('img:first').click(function () { // [QUESTION]The problem is here I think, since I'm just passing the first obj and not the list?
toggleVisibility(item);
})
}
toggleItem();
})
您可以通过event.currentTarget
参数点击函数来获取当前的DOM元素。然后从下一个元素中删除隐藏类.isHidden
,但在该元素中添加相同的类。
如果你点击滑块的最后一个元素,回到第一个图像,并为他做你需要的。检查工作代码:codePen
$(function() {
var allImgItems = $('img');
var items = $('.container').find(allImgItems);
allImgItems.click(function(event, index) {
var item = $(event.currentTarget)
item.addClass('isHidden');
item.next("img").removeClass('isHidden').addClass('isActive');
item.next().removeClass('isHidden').animate({
scrollLeft: 200 + 'px'
}, '500', 'swing', function() {
console.log('Animation completed')
});
if ($(this).is(':last-child')) {
allImgItems.first("img").removeClass('isHidden').addClass('isActive');
}
});
})
html {
box-sizing: border-box;
}
*,
*:before,
*:after {
box-sizing: inherit;
}
body {
background: black;
}
.container {
display: inline-flex;
}
.slide {} .isActive {
visibility: visible;
}
.isHidden {
visibility: hidden;
}
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<div class=container>
<img class='isActive' src="https://placehold.it/150x150">
<img class='isHidden' src="https://placehold.it/150x150">
<img class='isHidden' src="https://placehold.it/150x150">
</div>