canvas-based-HTML5-Comic-Bo.../examples/file.html
Bala Clark a21d7f2f4c basic local file opening example, now using bitjs
instead of zip.js for cbz & cbr support.
2013-03-26 21:43:29 +01:00

106 lines
2.7 KiB
HTML

<!DOCTYPE html>
<html>
<head>
<meta charset="utf8">
<title>App</title>
<script src="//ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>
<script src="//ajax.googleapis.com/ajax/libs/jqueryui/1.10.2/jquery-ui.min.js"></script>
<script src="../lib/bitjs/io.js"></script>
<script src="../lib/bitjs/archive.js"></script>
<script src="../lib/ComicBook.min.js"></script>
<link rel="stylesheet" href="../css/reset.css">
<link rel="stylesheet" href="../css/Aristo/css/Aristo/Aristo.css">
<link rel="stylesheet" href="../css/styles.css">
<style>
.progress, .bar {
width: 200px;
height: 1em;
display: inline-block;
}
.progress {
border: solid 1px;
}
.bar {
background-color: gray;
width: 0;
}
</style>
</head>
<body>
<div id="filepicker" style="margin:10px">
<input type="file" id="open">
<div id="progressbar" style="display:none">
opening...
<br>
<span class="progress"><span class="bar"></span></span>
</div>
</div>
<canvas id="comic" style="display:none"></canvas>
<script>
(function () {
'use strict';
var pages = [], $progressbar = $('.bar');
bitjs.archive.Unrarrer.prototype.getScriptFileName = function() { return '/cbr/lib/bitjs/unrar.js' }
bitjs.archive.Unzipper.prototype.getScriptFileName = function() { return '/cbr/lib/bitjs/unzip.js' }
$('#open').on('change', function () {
var fr = new FileReader();
var file = this.files[0];
var archive_class = ({ cbz: 'Unzipper', cbr: 'Unrarrer' })[file.name.match(/\.(cbz|cbr)$/)[1]];
$('#open').hide();
$('#progressbar').show();
fr.onload = function () {
var done = false;
var ua = new bitjs.archive[archive_class](this.result);
ua.addEventListener(bitjs.archive.UnarchiveEvent.Type.PROGRESS, function (e) {
var progress = Math.floor(e.currentBytesUnarchived / e.totalUncompressedBytesInArchive * 100);
$progressbar.css('width', progress + '%');
if (progress == 100 && !done) {
drawBook(pages);
done = true;
}
});
ua.addEventListener(bitjs.archive.UnarchiveEvent.Type.EXTRACT, function (e) {
if (e.unarchivedFile.filename.match(/jpg$/)) {
var url = window.URL.createObjectURL(new Blob([e.unarchivedFile.fileData], { type: 'image/jpeg' } ));
pages.push(url);
// $('body').append($('<image>').attr('src', url).css('width', '200px'));
}
});
ua.start();
};
fr.readAsArrayBuffer(file);
});
function drawBook(pages) {
var book = new ComicBook('comic', pages);
$('#filepicker').hide();
$('#comic').show();
book.draw();
$(window).resize(function(event) {
book.draw();
});
}
}());
</script>
</body>
</html>