scannerjs
Version:
ScannerJS: JavaScript web scan JPG PDF images from TWAIN WIA scanners in browser (Chrome, Edge, Firefox or IE)
142 lines (124 loc) • 6.05 kB
HTML
<html lang="en">
<head>
<title>scanner.js demo: Get started with options</title>
<meta charset='utf-8'>
<style>
#dialog-enable-scan {
display: none; position: fixed; z-index: 1000; right: 0; left: 0; margin-right: auto; margin-left: auto;
min-height: 10em; width: 60%; top: 5em;
background-color: #f8efc0; padding: 32px; border-radius: 8px; font-family: Arial, Helvetica, sans-serif;
}
#dialog-ready-to-scan {
display: none; position: fixed; z-index: 2000; right: 0; left: 0; margin-right: auto; margin-left: auto;
min-height: 8em; width: 40%; top: 5em;
background-color: #27AE60; padding: 32px; border-radius: 8px; font-family: Arial, Helvetica, sans-serif;
color: white; text-align: center;
}
</style>
<script>
window.scannerjs_config = {
// specify a func(Boolean show) to be called to show/hide scan app prompt dialog
display_install_func: function(show) {
console.log("Display enabling scan app dialog? " + show);
if(show) {
$('#dialog-enable-scan').show(500);
} else {
$('#dialog-enable-scan').hide();
}
// return true; // 'return true' to continue the default behavior of showing/hiding the standard dialog
},
// specify a func() to be called upon scanning is enabled
display_scan_ready_func: function() {
console.log("Ready to scan.");
$('#dialog-ready-to-scan').show().delay(1500).fadeOut();
}
};
</script>
<!--<script src="https://asprise.azureedge.net/scannerjs/scanner.js" type="text/javascript"></script>-->
<script src="https://asprise.azureedge.net/scannerjs/scanner.js" type="text/javascript"></script>
<script src="https://code.jquery.com/jquery-3.2.1.min.js"></script>
<script>
//
// Please read scanner.js developer's guide at: http://asprise.com/document-scan-upload-image-browser/ie-chrome-firefox-scanner-docs.html
//
/** Initiates a scan */
function scanToJpg() {
scanner.scan(displayImagesOnPage,
{
"output_settings": [
{
"type": "return-base64",
"format": "jpg"
}
]
}
);
}
/** Processes the scan result */
function displayImagesOnPage(successful, mesg, response) {
if(!successful) { // On error
console.error('Failed: ' + mesg);
return;
}
if(successful && mesg != null && mesg.toLowerCase().indexOf('user cancel') >= 0) { // User cancelled.
console.info('User cancelled');
return;
}
var scannedImages = scanner.getScannedImages(response, true, false); // returns an array of ScannedImage
for(var i = 0; (scannedImages instanceof Array) && i < scannedImages.length; i++) {
var scannedImage = scannedImages[i];
processScannedImage(scannedImage);
}
}
/** Images scanned so far. */
var imagesScanned = [];
/** Processes a ScannedImage */
function processScannedImage(scannedImage) {
imagesScanned.push(scannedImage);
var elementImg = scanner.createDomElementFromModel( {
'name': 'img',
'attributes': {
'class': 'scanned',
'src': scannedImage.src
}
});
document.getElementById('images').appendChild(elementImg);
}
</script>
<style>
img.scanned {
height: 200px; /** Sets the display size */
margin-right: 12px;
}
div#images {
margin-top: 20px;
}
</style>
</head>
<body>
<div id="dialog-enable-scan">
<h1>Please enable scan app</h1>
<p>1) <a class="underline" href="http://asprise.azureedge.net/scanapp/scan-setup.exe" target="_blank" text="Click here to download the setup file.">Click here to download the setup file</a>; 2) Double click to run; 3) Complete the setup.</p>
<p><span text="Already have the scan app set up? ">Already have the scan app set up? </span><a class="underline" href="AspriseWebScan://browser" target="_top" text="Click here to enable it.">Click here to enable it.</a></p>
</div>
<div id="dialog-ready-to-scan">
<h1>Ready to scan!</h1>
</div>
<h2>Scanner.js: custom notification user interface</h2>
<button type="button" onclick="scanToJpg();">Scan</button>
<div id="images"></div>
<!-- HELP_LINKS_START help links at the bottom -->
<style>
.asprise-footer, .asprise-footer a:visited { font-family: Arial, Helvetica, sans-serif; color: #999; font-size: 13px; }
.asprise-footer a { text-decoration: none; color: #999; }
.asprise-footer a:hover { padding-bottom: 2px; border-bottom: solid 1px #9cd; color: #06c; }
</style>
<div class="asprise-footer" style="margin-top: 48px;">
<a href="http://asprise.com/document-scan-upload-image-browser/direct-to-server-php-asp.net-overview.html" target="_blank" title="Opens in new tab">Scanner.js Homepage</a> |
<a href="http://asprise.com/scan/scannerjs/docs/html/scannerjs-javascript-guide.html" target="_blank" title="Opens in new tab">Developer's Guide to ScannerJs</a> |
<a href="https://github.com/Asprise/scannerjs.javascript-scanner-access-in-browsers-chrome-ie.scanner.js" target="_blank" title="Opens in new tab">Sample code on Github</a>
</div>
<!-- HELP_LINKS_END -->
</body>
</html>