jquery.syncscroll/example.html at master · danxexe/jquery.syncscroll · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
<!DOCTYPE HTML>
<html>
<head>
	<meta charset="UTF-8">
	<title>jQuery syncScroll example</title>
	<script src="http://code.jquery.com/jquery-1.9.1.min.js"></script>
	<script src="jquery.syncscroll.js"></script>
	<style>
		/* Base */
		body {
			margin: 0;
			font-family: Arial, Helvetica, sans-serif;
		}
		ol {
			margin: 0;
			padding: 0;
		}
		li {
			list-style-type: none;
			padding: 0 30px;
		}

		/* Header */
		.header {
			height: 100px;
			width: 100%;
			overflow: hidden;
			color: #fff;
			position: fixed;
			top: 0;
		}
		.header-placeholder {
			height: 100px;
		}
		.header li {
			line-height: 100px;
			font-size: 30px;
		}
		#header-item-0 { background: #000; }
		#header-item-1 { background: #111; }
		#header-item-2 { background: #222; }
		#header-item-3 { background: #333; }
		#header-item-4 { background: #444; }
		#header-item-5 { background: #555; }

		/* Items */
		.items li {
			height: 200px;
			line-height: 200px;
			font-size: 60px;
		}
		#item-1 { background: #aaa; }
		#item-2 { background: #bbb; }
		#item-3 { background: #ccc; }
		#item-4 { background: #ddd; }
		#item-5 { background: #eee; }

		.unsynced {
			height: 250px;
			line-height: 250px;
			font-size: 60px;
			background: #5a5faf;
			color: #fff;
			padding: 0 30px;
		}
	</style>
	<script>
		$(function(){

			// Increase the document height, allowing the user to scroll past the end
			var docHeight = $(document).height();
			var resizeDocument = function() {
				var wrapper = $('#wrapper');

				var windowHeight = $(window).height();
				var headerHeight = $('.header').outerHeight();

				wrapper.css({
					height: docHeight + windowHeight - headerHeight,
					overflow: 'hidden'
				});
			};

			$(window).resize(function() {
				resizeDocument();
			});
			resizeDocument();


			// Synchronize scroll
			$(document).syncScroll('.header', {
				offset: $('.unsynced').height(), // only start sync after we scroll past the unsynced content
				ratio: 0.5 // header height is half the size of a single item
			});
		});
	</script>
</head>
<body>
	<div id="wrapper">
		<div class="header">
			<ol>
				<li id="header-item-0">Header</li>
				<li id="header-item-1">Item 1 inside header</li>
				<li id="header-item-2">Item 2 inside header</li>
				<li id="header-item-3">Item 3 inside header</li>
				<li id="header-item-4">Item 4 inside header</li>
				<li id="header-item-5">Item 5 inside header</li>
			</ol>
		</div>
		<div class="header-placeholder"></div>

		<div class="unsynced">
			Unsynchronised scroll content
		</div>

		<ol class="items">
			<li id="item-1">Synchronised Item 1</li>
			<li id="item-2">Synchronised Item 2</li>
			<li id="item-3">Synchronised Item 3</li>
			<li id="item-4">Synchronised Item 4</li>
			<li id="item-5">Synchronised Item 5</li>
		</ol>
	</div>
</body>
</html>