forked from verlok/vanilla-lazyload
-
Notifications
You must be signed in to change notification settings - Fork 0
/
image_hidden.html
219 lines (209 loc) · 4.76 KB
/
image_hidden.html
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
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
<!DOCTYPE html>
<html>
<head lang="en">
<meta charset="UTF-8" />
<title>
Lazyload tests
</title>
<style>
ul,
li {
list-style-type: none;
margin: 0;
padding: 0;
}
a,
img {
display: block;
}
img {
border: 0;
width: 220px;
height: 280px;
}
img:not([src]) {
visibility: hidden;
}
.dnone {
display: none;
}
.vhidden {
visibility: hidden;
}
.o0 {
opacity: 0;
}
/* Fixes Firefox anomaly during image load */
@-moz-document url-prefix() {
img:-moz-loading {
visibility: hidden;
}
}
</style>
</head>
<body>
<div id="results1" class="results">
<ul>
<li>
<p>1. Visible and eagerly loaded</p>
<a href="#1"
><img
alt="Stivaletti"
src="https://via.placeholder.com/440x560?text=Img+01"
width="220"
height="280"
/></a>
</li>
<li>
<p>2. Visible and eagerly loaded</p>
<a href="#2"
><img
alt="Open toe"
src="https://via.placeholder.com/440x560?text=Img+02"
width="220"
height="280"
/></a>
</li>
<li>
<p>3. Visible and lazily loaded</p>
<a href="#3"
><img
alt="Sneakers & Tennis"
class="lazy"
data-src="https://via.placeholder.com/440x560?text=Img+03"
width="220"
height="280"
/></a>
</li>
<li>
<p>
4. Hidden with <code>display: none</code> on the image
</p>
<a href="#4"
><img
alt="Sneakers & Tennis shoes basse"
class="lazy dnone"
data-src="https://via.placeholder.com/440x560?text=Img+04"
width="220"
height="280"
/></a>
</li>
<li>
<p>5. Hidden with <code>display: none</code> on the link</p>
<a href="#5" class="dnone"
><img
alt="Sneakers & Tennis shoes alte"
class="lazy"
data-src="https://via.placeholder.com/440x560?text=Img+05"
width="220"
height="280"
/></a>
</li>
<li>
<p>
6. Hidden with <code>visibility: hidden</code> on the
image
</p>
<a href="#6"
><img
alt="Sneakers & Tennis shoes alte"
class="lazy vhidden"
data-src="https://via.placeholder.com/440x560?text=Img+06"
width="220"
height="280"
/></a>
</li>
<li>
<p>
7. Hidden with <code>visibility: hidden</code> on the
link
</p>
<a href="#7" class="vhidden"
><img
alt="Sneakers & Tennis shoes basse"
class="lazy"
data-src="https://via.placeholder.com/440x560?text=Img+07"
width="220"
height="280"
/></a>
</li>
<li>
<p>8. Hidden with <code>opacity: 0</code> on the image</p>
<a href="#8"
><img
alt="Sneakers & Tennis shoes basse"
class="lazy o0"
data-src="https://via.placeholder.com/440x560?text=Img+08"
width="220"
height="280"
/></a>
</li>
<li>
<p>9. Hidden with <code>opacity: 0</code> on the link</p>
<a href="#9" class="o0"
><img
alt="Stivali"
class="lazy"
data-src="https://via.placeholder.com/440x560?text=Img+09"
width="220"
height="280"
/></a>
</li>
<li>
<p>10. Visible and lazily loaded, again</p>
<a href="#10"
><img
alt="Stivali"
class="lazy"
data-src="https://via.placeholder.com/440x560?text=Img+10"
width="220"
height="280"
/></a>
</li>
</ul>
</div>
<script src="../dist/lazyload.js"></script>
<script>
(function() {
function logElementEvent(eventName, element) {
console.log(
Date.now(),
eventName,
element.getAttribute("data-src")
);
}
var callback_enter = function(element) {
logElementEvent("🔑 ENTERED", element);
};
var callback_exit = function(element) {
logElementEvent("🚪 EXITED", element);
};
var callback_reveal = function(element) {
logElementEvent("👁️ REVEALED", element);
};
var callback_loaded = function(element) {
logElementEvent("👍 LOADED", element);
};
var callback_error = function(element) {
logElementEvent("💀 ERROR", element);
element.src =
"https://via.placeholder.com/440x560/?text=Error+Placeholder";
};
var callback_finish = function() {
logElementEvent("✔️ FINISHED", document.documentElement);
};
var ll = new LazyLoad({
elements_selector: ".lazy",
threshold: 0,
// Assign the callbacks defined above
callback_enter: callback_enter,
callback_exit: callback_exit,
callback_reveal: callback_reveal,
callback_loaded: callback_loaded,
callback_error: callback_error,
callback_finish: callback_finish
});
})();
</script>
</body>
</html>