Javascript Photosweep link.el未定义,视频嵌入存在整体问题
关于Photosweep和视频的帖子很少,我设法让它工作了,但我还是遇到了一些问题,在我的设置中,我想用低分辨率的图像制作缩略图,用大分辨率的图像制作Photosweep,但不知怎的,这不管用,它从缩略图获取尺寸数据,并获取$large图像,我仍在努力使视频宽度达到75%,高度不超过90%,但不确定如何使其响应,因为这里的图像是我的cssJavascript Photosweep link.el未定义,视频嵌入存在整体问题,javascript,photoswipe,Javascript,Photoswipe,关于Photosweep和视频的帖子很少,我设法让它工作了,但我还是遇到了一些问题,在我的设置中,我想用低分辨率的图像制作缩略图,用大分辨率的图像制作Photosweep,但不知怎的,这不管用,它从缩略图获取尺寸数据,并获取$large图像,我仍在努力使视频宽度达到75%,高度不超过90%,但不确定如何使其响应,因为这里的图像是我的css /* photoswipe video test */ .video-wrapper { position: relative; padding-b
/* photoswipe video test */
.video-wrapper {
position: relative;
padding-bottom: 56.25%;
/* 16:9 */
padding-top: 25px;
height: 0;
width: 100%;
}
.video-wrapper iframe {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
}
video {
width: 100% !important;
height: auto !important;
}
.pswp__zoom-wrap {
text-align: center;
}
.pswp__zoom-wrap:before {
content: '';
display: inline-block;
height: 100%;
vertical-align: middle;
}
.pswp .wrapper {
line-height: 0;
width: 75%;
position: relative;
display: inline-block;
vertical-align: middle;
margin: auto;
}
我不知道为什么没有它就不能工作,它似乎是必需的,但我认为它只是把我的展示搞砸了,因为它覆盖了我已经设置好的数据大小值
document.querySelectorAll('.my-gallery a').forEach(function(anchor) {
anchor.setAttribute('data-size', anchor.querySelector('img').naturalWidth + 'x' + anchor.querySelector('img').naturalHeight);
});
这个小脚本覆盖了我的值,但是我已经把它们设置得很好了,我有这样的值
foreach($r_body->image as $image) {
$options = array('quality' => 80, 'upscaling' => true, 'cropping' => 'north', 'sharpening'=>'medium');
$thumb = $image->size(400, 0, $options);
$large = $image->size(1280, 0, $options);
/* echo "<p>$width</p>";
echo "<p>$height</p>"; */
echo "
<figure itemprop='associatedMedia' itemscope itemtype='http://schema.org/ImageObject'>
<a href='$large->url' itemprop='contentUrl' data-size='{$large->width}x{$large->height}' data-index='$aa'>
<img src='$thumb->url' itemprop='thumbnail' alt='Beach'>
</a>
<figcaption itemprop='caption description'>$r_body->generic_nadpis</figcaption>
</figure>";
$aa++;
}
foreach($r\u body->image as$image){
$options=array('quality'=>80,'upscaling'=>true,'croping'=>'north','锐化'=>'medium');
$thumb=$image->size(400,0,$options);
$large=$image->size(1280,0,$options);
/*回声“$width”;
回声“$height”*/
回声“
$r_body->generic_nadpis
";
$aa++;
}
这真的让东西的工作,唯一的问题是,上述功能采取的宽度和高度缩略图,而不是全分辨率图像
另一个巨大的问题是,当Photosweep打开图像时,但在当前设置下,它会打开带有缩略图尺寸的全分辨率图像(1280宽度),因此由于某种原因,大图像会缩小。当我像这样交换的时候
<a href='$thumb->url' itemprop='contentUrl' data-size='{$large->width}x{$large->height}' data-index='$aa'>
<img src='$large->url' itemprop='thumbnail' alt='Beach'>
</a>
它以大尺寸全宽打开小像素图像。所以它工作起来真的很奇怪,我会在下面发布我的JS初始化代码
var initPhotoSwipeFromDOM = function(gallerySelector) {
// parse slide data (url, title, size ...) from DOM elements
// (children of gallerySelector)
var parseThumbnailElements = function(el) {
// var thumbElements = $(el).find('.photoswipe-item:not(.isotope-hidden)').get(),
var thumbElements = el.childNodes,
numNodes = thumbElements.length,
items = [],
figureEl,
linkEl,
size,
item;
for (var i = 0; i < numNodes; i++) {
figureEl = thumbElements[i]; // <figure> element
// include only element nodes
if (figureEl.nodeType !== 1) {
continue;
}
linkEl = figureEl.children[0]; // <a> element
size = linkEl.getAttribute('data-size').split('x');
// create slide object
if ($(linkEl).data('type') == 'video') {
item = {
html: $(linkEl).data('video')
};
} else {
item = {
src: linkEl.getAttribute('href'),
w: parseInt(size[0], 10),
h: parseInt(size[1], 10)
};
}
if (figureEl.children.length > 1) {
// <figcaption> content
item.title = $(figureEl).find('.caption').html();
}
if (linkEl.children.length > 0) {
// <img> thumbnail element, retrieving thumbnail url
item.msrc = linkEl.children[0].getAttribute('src');
}
item.el = figureEl; // save link to element for getThumbBoundsFn
items.push(item);
}
return items;
};
// find nearest parent element
var closest = function closest(el, fn) {
return el && (fn(el) ? el : closest(el.parentNode, fn));
};
function hasClass(element, cls) {
return (' ' + element.className + ' ').indexOf(' ' + cls + ' ') > -1;
}
// triggers when user clicks on thumbnail
var onThumbnailsClick = function(e) {
e = e || window.event;
e.preventDefault ? e.preventDefault() : e.returnValue = false;
var eTarget = e.target || e.srcElement;
// find root element of slide
var clickedListItem = closest(eTarget, function(el) {
return (el.tagName && el.tagName.toUpperCase() === 'FIGURE');
});
if (!clickedListItem) {
return;
}
// find index of clicked item by looping through all child nodes
// alternatively, you may define index via data- attribute
var clickedGallery = clickedListItem.parentNode,
childNodes = clickedListItem.parentNode.childNodes,
numChildNodes = childNodes.length,
nodeIndex = 0,
index;
for (var i = 0; i < numChildNodes; i++) {
if(childNodes[i].nodeType !== 1) {
continue;
}
if(childNodes[i] === clickedListItem) {
index = nodeIndex;
break;
}
nodeIndex++;
}
if (index >= 0) {
// open PhotoSwipe if valid index found
openPhotoSwipe(index, clickedGallery);
}
return false;
};
// parse picture index and gallery index from URL (#&pid=1&gid=2)
var photoswipeParseHash = function() {
var hash = window.location.hash.substring(1),
params = {};
if (hash.length < 5) {
return params;
}
var vars = hash.split('&');
for (var i = 0; i < vars.length; i++) {
if (!vars[i]) {
continue;
}
var pair = vars[i].split('=');
if (pair.length < 2) {
continue;
}
params[pair[0]] = pair[1];
}
if (params.gid) {
params.gid = parseInt(params.gid, 10);
}
return params;
};
var openPhotoSwipe = function(index, galleryElement, disableAnimation, fromURL) {
var pswpElement = document.querySelectorAll('.pswp')[0],
gallery,
options,
items;
items = parseThumbnailElements(galleryElement);
// define options (if needed)
options = {
showHideOpacity:true,
animateTransitions: true,
closeOnScroll: false,
// define gallery index (for URL)
galleryUID: galleryElement.getAttribute('data-pswp-uid'),
getThumbBoundsFn: function(index) {
// See Options -> getThumbBoundsFn section of documentation for more info
var thumbnail = items[index].el.getElementsByTagName('img')[0], // find thumbnail
pageYScroll = window.pageYOffset || document.documentElement.scrollTop,
rect = thumbnail.getBoundingClientRect();
return {
x: rect.left,
y: rect.top + pageYScroll,
w: rect.width
};
}
};
// PhotoSwipe opened from URL
if (fromURL) {
if (options.galleryPIDs) {
// parse real index when custom PIDs are used
// http://photoswipe.com/documentation/faq.html#custom-pid-in-url
for (var j = 0; j < items.length; j++) {
if (items[j].pid == index) {
options.index = j;
break;
}
}
} else {
// in URL indexes start from 1
options.index = parseInt(index, 10) - 1;
}
} else {
options.index = parseInt(index, 10);
}
// exit if index not found
if (isNaN(options.index)) {
return;
}
if (disableAnimation) {
options.showAnimationDuration = 0;
}
// Pass data to PhotoSwipe and initialize it
gallery = new PhotoSwipe(pswpElement, PhotoSwipeUI_Default, items, options);
gallery.init();
gallery.listen('beforeChange', function() {
var currItem = $(gallery.currItem.container);
$('.pswp__video').removeClass('active');
var currItemIframe = currItem.find('.pswp__video').addClass('active');
$('.pswp__video').each(function() {
if (!$(this).hasClass('active')) {
$(this).attr('src', $(this).attr('src'));
}
});
});
gallery.listen('close', function() {
$('.pswp__video').each(function() {
$(this).attr('src', $(this).attr('src'));
});
});
};
// loop through all gallery elements and bind events
var galleryElements = document.querySelectorAll(gallerySelector);
for (var i = 0, l = galleryElements.length; i < l; i++) {
galleryElements[i].setAttribute('data-pswp-uid', i + 1);
galleryElements[i].onclick = onThumbnailsClick;
}
// Parse URL and open gallery if it contains #&pid=3&gid=1
var hashData = photoswipeParseHash();
if (hashData.pid && hashData.gid) {
openPhotoSwipe(hashData.pid, galleryElements[hashData.gid - 1], true, true);
}
};
// execute above function
initPhotoSwipeFromDOM('.my-gallery');
var initPhotoSwipeFromDOM=函数(gallerySelector){
//从DOM元素解析幻灯片数据(url、标题、大小…)
//(厨房的孩子)
var parseThumbnailElements=函数(el){
//var thumbElements=$(el).find('.photosweep项:未(.isotophended').get(),
var thumbElements=el.childNodes,
节点=thumbElements.length,
项目=[],
菲格尔,
linkEl,
大小,
项目;
对于(变量i=0;i1){
//内容
item.title=$(figureEl.find('.caption').html();
}
如果(linkEl.childrence.length>0){
// -1;
}
//当用户单击缩略图时触发
var onThumbnailsClick=函数(e){
e=e | | window.event;
e、 preventDefault?e.preventDefault():e.returnValue=false;
var eTarget=e.target | | e.src元素;
//查找幻灯片的根元素
var clickedListItem=最近(ETAGET,函数(el){
返回(el.tagName&&el.tagName.toUpperCase()='FIGURE');
});
如果(!clickedListItem){
返回;
}
//通过在所有子节点中循环查找已单击项的索引
//或者,您可以通过数据属性定义索引
var clickedGallery=clickedListItem.parentNode,
childNodes=clickedListItem.parentNode.childNodes,
numChildNodes=childNodes.length,
nodeIndex=0,
指数
对于(变量i=0;i=0){
//如果找到有效索引,请打开Photosweep
openphotosweep(索引,clickedGallery);
}
返回false;
};
//从URL解析图片索引和图库索引(#&pid=1&gid=2)
var photoswipparsehash=函数(){
var hash=window.location.hash.substring(1),
params={};
if(hash.length<5){
返回参数;
}
var vars=hash.split('&');
对于(变量i=0;igetThumbBoundsFn”部分
var thumbnail=items[index].el.getElementsByTagName('img')[0],//查找缩略图
pageYScroll=window.pageYOffset | | document.documentElement.scrollTop,
rect=thumbnail.getBoundingClientRect();
返回{
x:rect.left,
y:rect.top+pageYScroll,
w:矩形宽度
};
}
};
//从URL打开Photosweep
如果(从)