版权声明:本文为博主原创文章,未经博主允许不得转载。 https://blog.csdn.net/yufengaotian/article/details/82220877
今天研究了一个点击小图显示大图的东东photoswipe.js (官网地址:http://photoswipe.com)
先关文件的下载路径地址是:https://github.com/dimsemenov/photoswipe
本例中:主要的是photoswipe.css、default-skin.css、photoswipe.min.js、photoswipe-ui-default.min.js这四个文件,其他样式自定义按照自己要求就行了
<!doctype html>
<html lang="zh">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>PhotoSwipe.js|支持移动手机的纯js图片画廊插件</title>
<link rel="stylesheet" type="text/css" href="css/normalize.css" />
<link rel="stylesheet" type="text/css" href="css/default.css">
<link rel="stylesheet" href="css/photoswipe.css">
<link rel="stylesheet" href="css/default-skin.css">
<link rel="stylesheet" href="css/site.css">
<!-- Core JS file -->
<script src="js/photoswipe.min.js"></script>
<!-- UI JS file -->
<script src="js/photoswipe-ui-default.min.js"></script>
<style type="text/css">
</style>
<!--[if IE]>
<script src="http://libs.baidu.com/html5shiv/3.7/html5shiv.min.js"></script>
<![endif]-->
</head>
<body>
<article class="htmleaf-container">
<header class="htmleaf-header">
<h3>PhotoSwipe.js|支持移动手机的纯js图片画廊插件 <span>A JavaScript image gallery for mobile and desktop</span></h3>
</header>
<div class="row">
<div id="demo-test-gallery" class="demo-gallery">
<!--这是大图的显示路径,data-的自定属性可忽略是一些图片作者信息-->
<a href="img/15008518202_c265dfa55f_h.jpg" data-size="1600x1600" data-med="https://farm4.staticflickr.com/3894/15008518202_b016d7d289_b.jpg" data-med-size="1024x1024" data-author="Folkert Gorter" class="demo-gallery__img--main">
<img src="img/15008518202_b016d7d289_m.jpg" alt="" /> <!--这是缩略图的路径-->
<figure>第一张图片</figure> <!--这是图片的文字描述-->
</a>
<a href="img/15008465772_d50c8f0531_h.jpg" data-size="1600x1067" data-med="https://farm4.staticflickr.com/3920/15008465772_383e697089_b.jpg" data-med-size="1024x683" data-author="Thomas Lefebvre">
<img src="img/15008465772_383e697089_m.jpg" alt="" />
<figure>It's a dummy caption. He who searches for meaning here will be sorely disappointed.</figure>
</a>
<a href="img/14985868676_b51baa4071_h.jpg" data-size="1600x1067" data-med="https://farm6.staticflickr.com/5584/14985868676_4b802b932a_b.jpg" data-med-size="1024x683" data-author="Michael Hull">
<img src="img/14985868676_4b802b932a_m.jpg" alt="" />
<figure>Dummy caption. It's Greek to you. Unless, of course, you're Greek, in which case, it really makes no sense.</figure>
</a>
<a href="img/14985871946_24f47d4b53_h.jpg" data-size="1600x1067" data-med="https://farm4.staticflickr.com/3902/14985871946_86abb8c56f_b.jpg" data-med-size="1024x683" data-author="Ales Krivec">
<img src="img/14985871946_86abb8c56f_m.jpg" alt="" />
<figure>This is dummy caption. It is not meant to be read.</figure>
</a>
<a href="img/15008867125_b61960af01_h.jpg" data-size="1600x1068" data-med="https://farm6.staticflickr.com/5591/15008867125_68a8ed88cc_b.jpg" data-med-size="1024x683" data-author="Samuel Rohl">
<img src="img/15008867125_68a8ed88cc_m.jpg" alt="" />
<figure>This is dummy caption. It has been placed here solely to demonstrate the look and feel of finished, typeset text.</figure>
</a>
</div>
</div>
<!--下面这部就不用动了,只改上面缩略图列表就行,图片换成自己的,大小样式可以改css-->
<!-- Root element of PhotoSwipe. Must have class pswp. -->
<div class="pswp" tabindex="-1" role="dialog" aria-hidden="true">
<!-- Background of PhotoSwipe.
It's a separate element, as animating opacity is faster than rgba(). -->
<div class="pswp__bg"></div>
<!-- Slides wrapper with overflow:hidden. -->
<div class="pswp__scroll-wrap">
<!-- Container that holds slides. PhotoSwipe keeps only 3 slides in DOM to save memory. -->
<!-- don't modify these 3 pswp__item elements, data is added later on. -->
<div class="pswp__container">
<div class="pswp__item"></div>
<div class="pswp__item"></div>
<div class="pswp__item"></div>
</div>
<!-- Default (PhotoSwipeUI_Default) interface on top of sliding area. Can be changed. -->
<div class="pswp__ui pswp__ui--hidden">
<div class="pswp__top-bar">
<!-- Controls are self-explanatory. Order can be changed. -->
<div class="pswp__counter"></div>
<!--关闭按钮-->
<button class="pswp__button pswp__button--close" title="Close (Esc)"></button>
<!--分享按钮-->
<!-- <button class="pswp__button pswp__button--share" title="Share"></button>-->
<!--全屏按钮-->
<!--<button class="pswp__button pswp__button--fs" title="Toggle fullscreen"></button>-->
<!--退出按钮-->
<button class="pswp__button pswp__button--zoom" title="Zoom in/out"></button>
<!-- Preloader demo http://codepen.io/dimsemenov/pen/yyBWoR -->
<!-- element will get class pswp__preloader--active when preloader is running -->
<div class="pswp__preloader">
<div class="pswp__preloader__icn">
<div class="pswp__preloader__cut">
<div class="pswp__preloader__donut"></div>
</div>
</div>
</div>
</div>
<div class="pswp__share-modal pswp__share-modal--hidden pswp__single-tap">
<div class="pswp__share-tooltip"></div>
</div>
<button class="pswp__button pswp__button--arrow--left" title="Previous (arrow left)">
</button>
<button class="pswp__button pswp__button--arrow--right" title="Next (arrow right)">
</button>
<div class="pswp__caption">
<div class="pswp__caption__center"></div>
</div>
</div>
</div>
</div>
</article>
<script type="text/javascript">
(function() {
var initPhotoSwipeFromDOM = function(gallerySelector) {
var parseThumbnailElements = function(el) {
var thumbElements = el.childNodes,
numNodes = thumbElements.length,
items = [],
el,
childElements,
thumbnailEl,
size,
item;
for(var i = 0; i < numNodes; i++) {
el = thumbElements[i];
// include only element nodes
if(el.nodeType !== 1) {
continue;
}
childElements = el.children;
size = el.getAttribute('data-size').split('x');
// create slide object
item = {
src: el.getAttribute('href'),
w: parseInt(size[0], 10),
h: parseInt(size[1], 10),
author: el.getAttribute('data-author')
};
item.el = el; // save link to element for getThumbBoundsFn
if(childElements.length > 0) {
item.msrc = childElements[0].getAttribute('src'); // thumbnail url
if(childElements.length > 1) {
item.title = childElements[1].innerHTML; // caption (contents of figure)
}
}
var mediumSrc = el.getAttribute('data-med');
if(mediumSrc) {
size = el.getAttribute('data-med-size').split('x');
// "medium-sized" image
item.m = {
src: mediumSrc,
w: parseInt(size[0], 10),
h: parseInt(size[1], 10)
};
}
// original image
item.o = {
src: item.src,
w: item.w,
h: item.h
};
items.push(item);
}
return items;
};
// find nearest parent element
var closest = function closest(el, fn) {
return el && ( fn(el) ? el : closest(el.parentNode, fn) );
};
var onThumbnailsClick = function(e) {
e = e || window.event;
e.preventDefault ? e.preventDefault() : e.returnValue = false;
var eTarget = e.target || e.srcElement;
var clickedListItem = closest(eTarget, function(el) {
return el.tagName === 'A';
});
if(!clickedListItem) {
return;
}
var clickedGallery = clickedListItem.parentNode;
var 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) {
openPhotoSwipe( index, clickedGallery );
}
return false;
};
var photoswipeParseHash = function() {
var hash = window.location.hash.substring(1),
params = {};
if(hash.length < 5) { // pid=1
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);
// 这里定义你需要的参数,官网API地址 http://photoswipe.com/documentation/getting-started.html
options = {
galleryUID: galleryElement.getAttribute('data-pswp-uid'),
//点击图片关闭
tapToClose: true,
getThumbBoundsFn: function(index) {
// See Options->getThumbBoundsFn section of docs for more info
var thumbnail = items[index].el.children[0],
pageYScroll = window.pageYOffset || document.documentElement.scrollTop,
rect = thumbnail.getBoundingClientRect();
return {x:rect.left, y:rect.top + pageYScroll, w:rect.width};
}
//这里是作者信息
/*,addCaptionHTMLFn: function(item, captionEl, isFake) {
if(!item.title) {
captionEl.children[0].innerText = '';
return false;
}
captionEl.children[0].innerHTML = item.title + '<br/><small>Photo: ' + item.author + '</small>';
return true;
}*/
};
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 {
options.index = parseInt(index, 10) - 1;
}
} else {
options.index = parseInt(index, 10);
}
// exit if index not found
if( isNaN(options.index) ) {
return;
}
var radios = document.getElementsByName('gallery-style');
for (var i = 0, length = radios.length; i < length; i++) {
if (radios[i].checked) {
if(radios[i].id == 'radio-all-controls') {
} else if(radios[i].id == 'radio-minimal-black') {
options.mainClass = 'pswp--minimal--dark';
options.barsSize = {top:0,bottom:0};
options.captionEl = false;
options.fullscreenEl = false;
options.shareEl = false;
options.bgOpacity = 0.85;
options.tapToClose = true;
options.tapToToggleControls = false;
}
break;
}
}
if(disableAnimation) {
options.showAnimationDuration = 0;
}
// Pass data to PhotoSwipe and initialize it
gallery = new PhotoSwipe( pswpElement, PhotoSwipeUI_Default, items, options);
// see: http://photoswipe.com/documentation/responsive-images.html
var realViewportWidth,
useLargeImages = false,
firstResize = true,
imageSrcWillChange;
gallery.listen('beforeResize', function() {
var dpiRatio = window.devicePixelRatio ? window.devicePixelRatio : 1;
dpiRatio = Math.min(dpiRatio, 2.5);
realViewportWidth = gallery.viewportSize.x * dpiRatio;
if(realViewportWidth >= 1200 || (!gallery.likelyTouchDevice && realViewportWidth > 800) || screen.width > 1200 ) {
if(!useLargeImages) {
useLargeImages = true;
imageSrcWillChange = true;
}
} else {
if(useLargeImages) {
useLargeImages = false;
imageSrcWillChange = true;
}
}
if(imageSrcWillChange && !firstResize) {
gallery.invalidateCurrItems();
}
if(firstResize) {
firstResize = false;
}
imageSrcWillChange = false;
});
gallery.listen('gettingData', function(index, item) {
if( useLargeImages ) {
item.src = item.o.src;
item.w = item.o.w;
item.h = item.o.h;
} else {
item.src = item.m.src;
item.w = item.m.w;
item.h = item.m.h;
}
});
gallery.init();
};
// select all gallery elements
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 );
}
};
initPhotoSwipeFromDOM('#demo-test-gallery');
})();
</script>
</body>
</html>