grid-item-stretch-001-ref.html

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<html><head>

  <meta charset="utf-8">

  <title>Reference: align-items:stretch / justify-items:stretch </title>

  <link rel="author" title="Mats Palmgren" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1151213">

  <style type="text/css">

html,body {

  color:black; background-color:white; font-size:16px; padding:0; margin:0;

separator { clear:both; display:block; height:6px; }

.grid {

  display: grid;

  position: relative;

  float: left;

  border: 1px solid;

  border-block-start: 2px solid blue;

  grid-template: 1px 25px 5px / 3px 21px 1px;

  padding: 1px 1px 3px 2px;

  margin-right: 2px;

  width: 40px;

  height: 40px;

  align-items: start;

  justify-items: start;

span {

  position: absolute;

  top:0;left:0;bottom:0;right:0;

  grid-area: 2 / 2 / 3 / 3; /* the center area */

  display: block;

  width: 17px;

  height: 13px;

  background: lightgrey;

  /* good for manual debugging but causes anti-aliasing diff: */

  /* border-block-start: 2px solid blue; */

  /* border-inline-start: 2px solid lime; */

  border-block-start: 2px solid black;

  border-inline-start: 2px solid black;

  margin: 1px 1px 2px 2px;

abs1,abs2,abs3,abs4 {

  position: absolute;

  top:0;left:0;bottom:0;right:0;

  width:2px; height:2px;

  background: black;

abs1 { top:auto; left:auto; }

abs2 { top:auto; right:auto; }

abs3 { bottom:auto; left:auto; }

abs4 { bottom:auto; right:auto; }

.hl { writing-mode: horizontal-tb; direction:ltr; }

.hr { writing-mode: horizontal-tb; direction:rtl; }

.vl { writing-mode: vertical-lr; }

.vr { writing-mode: vertical-rl; }

.vlr { writing-mode: vertical-lr; direction:rtl; }

.vrl { writing-mode: vertical-rl; direction:ltr; }

.stretch1 { }

.stretch2 { height:auto; }

.stretch3 { height:auto; max-height:13px; }

.stretch4 { width:auto; }

.stretch5 { width:auto; max-width:17px; }

.stretch6 { width:auto; height:auto; max-width:17px; max-height:13px; }

.stretch7 { width:auto; height:auto; }

  </style>

</head>

<body>

<pre>

There should be no red areas.

All grey areas should have a black dot in each corner.

</pre>

<script>

var gridwm = [ "hl", "hr", "vl", "vr", "vlr", "vrl" ];

var wm = [ "hl", "hr", "vl", "vr", "vlr", "vrl" ];

var test = [ "stretch1", "stretch2", "stretch3", "stretch4", "stretch5",

             "stretch6", "stretch7" ];

for (var i = 0; i < gridwm.length; ++i) {

  for (var j = 0; j < wm.length; ++j) {

    for (var k = 0; k < test.length; ++k) {

      var div = document.createElement("div");

      div.className = "grid " + gridwm[i];

      var span = document.createElement("span");

      span.className = wm[j] + " " + test[k];

      div.appendChild(span);

      span.appendChild(document.createElement("abs1"));

      span.appendChild(document.createElement("abs2"));

      span.appendChild(document.createElement("abs3"));

      span.appendChild(document.createElement("abs4"));

      document.body.appendChild(div)

    if (j % 2 == 1) document.body.appendChild(document.createElement("separator"));

</script>

</body>

</html>