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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <meta charset="utf-8">
- <!-- Always force latest IE rendering engine (even in intranet) & Chrome Frame
- Remove this if you use the .htaccess -->
- <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
- <meta name="viewport" content="initial-scale=1.0, target-densitydpi=device-dpi" /><!-- this is for mobile (Android) Chrome -->
- <meta name="viewport" content="initial-scale=1.0, width=device-height"><!-- mobile Safari, FireFox, Opera Mobile -->
- <script src="../libs/modernizr.js"></script>
- <!--[if lt IE 9]>
- <script type="text/javascript" src="../libs/flashcanvas.js"></script>
- <![endif]-->
- <style type="text/css">
- div {
- margin-top:1em;
- margin-bottom:1em;
- }
- input {
- padding: .5em;
- margin: .5em;
- }
- select {
- padding: .5em;
- margin: .5em;
- }
-
- #signatureparent {
- color:darkblue;
- background-color:white;
- /*max-width:600px;*/
- padding:0px;
- }
-
- /*This is the div within which the signature canvas is fitted*/
- #signature {
- border: 0px dotted black;
- background-color:white;
- }
- /* Drawing the 'gripper' for touch-enabled devices */
- html.touch #content {
- float:left;
- width:92%;
- }
- html.touch #scrollgrabber {
- float:right;
- width:4%;
- margin-right:2%;
- background-image:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAFCAAAAACh79lDAAAAAXNSR0IArs4c6QAAABJJREFUCB1jmMmQxjCT4T/DfwAPLgOXlrt3IwAAAABJRU5ErkJggg==)
- }
- html.borderradius #scrollgrabber {
- border-radius: 1em;
- }
-
- </style>
- </head>
- <body>
- <div>
- <div id="content">
- <div id="signatureparent">
- <div id="signature"></div></div>
- <div id="tools"></div>
- <div id="scrollgrabber"></div>
- </div>
- <script src="../libs/jquery.js"></script>
- <script>
- /* @preserve
- jQuery pub/sub plugin by Peter Higgins (dante@dojotoolkit.org)
- Loosely based on Dojo publish/subscribe API, limited in scope. Rewritten blindly.
- Original is (c) Dojo Foundation 2004-2010. Released under either AFL or new BSD, see:
- http://dojofoundation.org/license for more information.
- */
- (function($) {
- var topics = {};
- $.publish = function(topic, args) {
- if (topics[topic]) {
- var currentTopic = topics[topic],
- args = args || {};
-
- for (var i = 0, j = currentTopic.length; i < j; i++) {
- currentTopic[i].call($, args);
- }
- }
- };
- $.subscribe = function(topic, callback) {
- if (!topics[topic]) {
- topics[topic] = [];
- }
- topics[topic].push(callback);
- return {
- "topic": topic,
- "callback": callback
- };
- };
- $.unsubscribe = function(handle) {
- var topic = handle.topic;
- if (topics[topic]) {
- var currentTopic = topics[topic];
-
- for (var i = 0, j = currentTopic.length; i < j; i++) {
- if (currentTopic[i] === handle.callback) {
- currentTopic.splice(i, 1);
- }
- }
- }
- };
- })(jQuery);
- </script>
- <script src="../src/jSignature.js"></script>
- <script src="../src/plugins/jSignature.CompressorBase30.js"></script>
- <script src="../src/plugins/jSignature.CompressorSVG.js"></script>
- <script src="../src/plugins/jSignature.UndoButton.js"></script>
- <script src="../src/plugins/signhere/jSignature.SignHere.js"></script>
- <script>
- $(document).ready(function() {
-
- // This is the part where jSignature is initialized.
- var $sigdiv = $("#signature").jSignature({'UndoButton':true})
-
- // All the code below is just code driving the demo.
- , $tools = $('#tools')
- , $extraarea = $('#displayarea')
- , pubsubprefix = 'jSignature.demo.'
-
- /* var export_plugins = $sigdiv.jSignature('listPlugins','export')
- , chops = ['<span><b>Extract signature data as: </b></span><select>','<option value="">(select export format)</option>']
- , name
- for(var i in export_plugins){
- if (export_plugins.hasOwnProperty(i)){
- name = export_plugins[i]
- chops.push('<option value="' + name + '">' + name + '</option>')
- }
- }
- chops.push('</select><span><b> or: </b></span>') */
-
- $(chops.join('')).bind('change', function(e){
- if (e.target.value !== ''){
- var data = $sigdiv.jSignature('getData', e.target.value)
- $.publish(pubsubprefix + 'formatchanged')
- if (typeof data === 'string'){
- $('textarea', $tools).val(data)
- } else if($.isArray(data) && data.length === 2){
- $('textarea', $tools).val(data.join(','))
- $.publish(pubsubprefix + data[0], data);
- } else {
- try {
- $('textarea', $tools).val(JSON.stringify(data))
- } catch (ex) {
- $('textarea', $tools).val('Not sure how to stringify this, likely binary, format.')
- }
- }
- }
- }).appendTo($tools)
- /*
- $('<input type="button" value="Reset">').bind('click', function(e){
- $sigdiv.jSignature('reset')
- }).appendTo($tools) */
-
- //$('<div><textarea style="width:100%;height:7em;"></textarea></div>').appendTo($tools)
-
- $.subscribe(pubsubprefix + 'formatchanged', function(){
- $extraarea.html('')
- })
- $.subscribe(pubsubprefix + 'image/svg+xml', function(data) {
- try{
- var i = new Image()
- i.src = 'data:' + data[0] + ';base64,' + btoa( data[1] )
- $(i).appendTo($extraarea)
- } catch (ex) {
- }
-
- var message = [
- "If you don't see an image immediately above, it means your browser is unable to display in-line (data-url-formatted) SVG."
- , "This is NOT an issue with jSignature, as we can export proper SVG document regardless of browser's ability to display it."
- , "Try this page in a modern browser to see the SVG on the page, or export data as plain SVG, save to disk as text file and view in any SVG-capabale viewer."
- ]
- $( "<div>" + message.join("<br/>") + "</div>" ).appendTo( $extraarea )
- });
- $.subscribe(pubsubprefix + 'image/svg+xml;base64', function(data) {
- var i = new Image()
- i.src = 'data:' + data[0] + ',' + data[1]
- $(i).appendTo($extraarea)
-
- var message = [
- "If you don't see an image immediately above, it means your browser is unable to display in-line (data-url-formatted) SVG."
- , "This is NOT an issue with jSignature, as we can export proper SVG document regardless of browser's ability to display it."
- , "Try this page in a modern browser to see the SVG on the page, or export data as plain SVG, save to disk as text file and view in any SVG-capabale viewer."
- ]
- $( "<div>" + message.join("<br/>") + "</div>" ).appendTo( $extraarea )
- });
-
- $.subscribe(pubsubprefix + 'image/png;base64', function(data) {
- var i = new Image()
- i.src = 'data:' + data[0] + ',' + data[1]
- $('<span><b>As you can see, one of the problems of "image" extraction (besides not working on some old Androids, elsewhere) is that it extracts A LOT OF DATA and includes all the decoration that is not part of the signature.</b></span>').appendTo($extraarea)
- $(i).appendTo($extraarea)
- });
-
- $.subscribe(pubsubprefix + 'image/jsignature;base30', function(data) {
- $('<span><b>This is a vector format not natively render-able by browsers. Format is a compressed "movement coordinates arrays" structure tuned for use server-side. The bonus of this format is its tiny storage footprint and ease of deriving rendering instructions in programmatic, iterative manner.</b></span>').appendTo($extraarea)
- });
- if (Modernizr.touch){
- $('#scrollgrabber').height($('#content').height())
- }
-
- })
- </script>
- </body>
- </html>
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