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
|
<!DOCTYPE html>
<title>Tests where the "padding edge" should be for various display types.</title>
<link rel="help" href="https://drafts.csswg.org/css-anchor-position-1/">
<link rel="help" href="https://drafts.csswg.org/css-position-4/#scrollable-containing-block">
<link rel="help" href="https://github.com/w3c/csswg-drafts/issues/12552">
<style>
.scroller {
/* Use overflow hidden instead of scroll to mitigate scrollbar differences. */
overflow: hidden;
position: relative;
width: 80px;
height: 80px;
margin: 10px;
border: solid 3px;
padding: 10px;
}
.filler {
background: orange;
min-width: 180px;
min-height: 180px;
}
.translate {
translate: 50px;
}
.relative {
position: relative;
left: 20px;
top: 40px;
}
.anchor {
anchor-name: --a;
}
.target {
position-anchor: --a;
position: absolute;
inset: 0;
place-self: stretch;
}
</style>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/check-layout-th.js"></script>
<body onload="checkLayout('.target')">
<!-- Base case, block layout no shift. -->
<div class="scroller">
<div class="filler"><div class="anchor"></div></div>
<div class="target" data-offset-x="0" data-offset-y="0" data-expected-width="200" data-expected-height="200"></div>
</div>
<!-- Block layout with relative shift. -->
<div class="scroller">
<div class="filler relative"><div class="anchor"></div></div>
<div class="target" data-offset-x="0" data-offset-y="0" data-expected-width="200" data-expected-height="200"></div>
</div>
<!-- Block layout with translate shift. -->
<div class="scroller">
<div class="filler translate"><div class="anchor"></div></div>
<div class="target" data-offset-x="0" data-offset-y="0" data-expected-width="200" data-expected-height="200"></div>
</div>
<!-- Flex layout with no shift. -->
<div class="scroller" style="display: flex;">
<div class="filler"><div class="anchor"></div></div>
<div class="target" data-offset-x="0" data-offset-y="0" data-expected-width="200" data-expected-height="200"></div>
</div>
<!-- Flex layout with relative shift. -->
<div class="scroller" style="display: flex;">
<div class="filler relative"><div class="anchor"></div></div>
<div class="target" data-offset-x="0" data-offset-y="0" data-expected-width="200" data-expected-height="200"></div>
</div>
<!-- Flex layout with translate shift. -->
<div class="scroller" style="display: flex;">
<div class="filler translate"><div class="anchor"></div></div>
<div class="target" data-offset-x="0" data-offset-y="0" data-expected-width="200" data-expected-height="200"></div>
</div>
<!-- Grid layout with no shift. -->
<div class="scroller" style="display: grid;">
<div class="filler"><div class="anchor"></div></div>
<div class="target" data-offset-x="0" data-offset-y="0" data-expected-width="200" data-expected-height="200"></div>
</div>
<!-- Grid layout with relative shift. -->
<div class="scroller" style="display: grid;">
<div class="filler relative"><div class="anchor"></div></div>
<div class="target" data-offset-x="0" data-offset-y="0" data-expected-width="200" data-expected-height="200"></div>
</div>
<!-- Grid layout with translate shift. -->
<div class="scroller" style="display: grid;">
<div class="filler translate"><div class="anchor"></div></div>
<div class="target" data-offset-x="0" data-offset-y="0" data-expected-width="200" data-expected-height="200"></div>
</div>
<!-- Grid layout with template. -->
<div class="scroller" style="display: grid; grid-template: 180px / 180px">
<div class="anchor"></div>
<div class="target" data-offset-x="0" data-offset-y="0" data-expected-width="200" data-expected-height="200"></div>
</div>
<!-- Use flexbox to trigger up scrollable area. -->
<div class="scroller" style="display: flex; flex-direction: column-reverse;">
<div class="filler"><div class="anchor"></div></div>
<div class="target" data-offset-x="0" data-offset-y="-100" data-expected-width="200" data-expected-height="200"></div>
</div>
<!-- Use flexbox to trigger right scrollable area. -->
<div class="scroller" style="display: flex; flex-direction: row-reverse;">
<div class="filler"><div class="anchor"></div></div>
<div class="target" data-offset-x="-100" data-offset-y="0" data-expected-width="200" data-expected-height="200"></div>
</div>
<!-- Use RTL to trigger right scrollable area. -->
<div class="scroller" style="direction: rtl;">
<div class="filler"><div class="anchor"></div></div>
<div class="target" data-offset-x="-100" data-offset-y="0" data-expected-width="200" data-expected-height="200"></div>
</div>
|
