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/ 7 Years ago, mon, june 12, 2017, 12:00:00
I want to Generate and Download Screenshot of webpage without lossing the styles. I have a web page .In that web page i have a download button . When user click on download button then the screen shot of entire Page need to download as image in user computer . How can i do this ?
Please check my code
Index.html
<html>
<body>
<link href=style.css rel=stylesheet>
<h1>Scrrenshot</h1>
<form class=cf>
<div class=half left cf>
<input type=text id=input-name placeholder=Name>
<input type=email id=input-email placeholder=Email address>
<input type=text id=input-subject placeholder=Subject>
</div>
<div class=half right cf>
<textarea name=message type=text id=input-message placeholder=Message></textarea>
</div>
<input type=submit value=Submit id=input-submit>
</form>
<a class=btn btn-success href=javascript:void(0); onclick=generate();>Generate Screenshot »</a>
</body>
<script>
(function (exports) {
function urlsToAbsolute(nodeList) {
if (!nodeList.length) {
return [];
}
var attrName = 'href';
if (nodeList[0].__proto__ === HTMLImageElement.prototype
|| nodeList[0].__proto__ === HTMLScriptElement.prototype) {
attrName = 'src';
}
nodeList = [].map.call(nodeList, function (el, i) {
var attr = el.getAttribute(attrName);
if (!attr) {
return;
}
var absURL = /^(https?|data):/i.test(attr);
if (absURL) {
return el;
} else {
return el;
}
});
return nodeList;
}
function screenshotPage() {
urlsToAbsolute(document.images);
urlsToAbsolute(document.querySelectorAll(link[rel='stylesheet']));
var screenshot = document.documentElement.cloneNode(true);
var b = document.createElement('base');
b.href = document.location.protocol + '//' + location.host;
var head = screenshot.querySelector('head');
head.insertBefore(b, head.firstChild);
screenshot.style.pointerEvents = 'none';
screenshot.style.overflow = 'hidden';
screenshot.style.webkitUserSelect = 'none';
screenshot.style.mozUserSelect = 'none';
screenshot.style.msUserSelect = 'none';
screenshot.style.oUserSelect = 'none';
screenshot.style.userSelect = 'none';
screenshot.dataset.scrollX = window.scrollX;
screenshot.dataset.scrollY = window.scrollY;
var script = document.createElement('script');
script.textContent = '(' + addOnPageLoad_.toString() + ')();';
screenshot.querySelector('body').appendChild(script);
var blob = new Blob([screenshot.outerHTML], {
type: 'text/html'
});
return blob;
}
function addOnPageLoad_() {
window.addEventListener('DOMContentLoaded', function (e) {
var scrollX = document.documentElement.dataset.scrollX || 0;
var scrollY = document.documentElement.dataset.scrollY || 0;
window.scrollTo(scrollX, scrollY);
});
}
function generate() {
window.URL = window.URL || window.webkitURL;
window.open(window.URL.createObjectURL(screenshotPage()));
}
exports.screenshotPage = screenshotPage;
exports.generate = generate;
})(window);
</script>
</html>
style.css
@import compass/css3;
@import url(https://fonts.googleapis.com/css?family=Merriweather);
$red: #e74c3c;
*,
*:before,
*:after {
@include box-sizing(border-box);
}
html, body {
background: #f1f1f1;
font-family: 'Merriweather', sans-serif;
padding: 1em;
}
h1 {
text-align: center;
color: #a8a8a8;
@include text-shadow(1px 1px 0 rgba(white, 1));
}
form {
border: 2px solid blue;
margin: 20px auto;
max-width: 600px;
padding: 5px;
text-align: center;
}
input, textarea {
border:0; outline:0;
padding: 1em;
@include border-radius(8px);
display: block;
width: 100%;
margin-top: 1em;
font-family: 'Merriweather', sans-serif;
@include box-shadow(0 1px 1px rgba(black, 0.1));
resize: none;
&:focus {
@include box-shadow(0 0px 2px rgba($red, 1)!important);
}
}
#input-submit {
color: white;
background: $red;
cursor: pointer;
&:hover {
@include box-shadow(0 1px 1px 1px rgba(#aaa, 0.6));
}
}
textarea {
height: 126px;
}
}
.half {
float: left;
width: 48%;
margin-bottom: 1em;
}
.right { width: 50%; }
.left {
margin-right: 2%;
}
@media (max-width: 480px) {
.half {
width: 100%;
float: none;
margin-bottom: 0;
}
}
/* Clearfix */
.cf:before,
.cf:after {
content: ; /* 1 */
display: table; /* 2 */
}
.cf:after {
clear: both;
}
.half.left.cf > input {
margin: 5px;
}
For this i used the method [http://www.xpertdeveloper.com/2012/10/webpage-screenshot-with-html5-js/] , here screenshot is generated but without style also it is not downloading . Please help , is there any jQuery library available for this?
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