<!DOCTYPE>
<head>
<style>
body {
border: 0px;
margin: 0px;
padding: 0px;
}
img {
width: 100px;
height: 200px;
}
</style>
</head>
<body>
<img src="image-orientation-no-viewbox-no-size.svg">
<script>
var orientationInfo = location.search.substring(1).split("&");
var angle = orientationInfo[0];
var flip = orientationInfo[1] == "flip" ? true : false;
// Construct a style. "from-image" is special-cased.
var orientationStyle;
if (angle == "from-image") {
orientationStyle = "image-orientation: from-image;";
} else {
orientationStyle = "image-orientation: "
+ angle + "deg"
+ (flip ? " flip" : "")
+ ";";
}
// Since the SVG image has no intrinsic size, we need to apply an
// appropriate size to the <img> element to match the reference.
var boxStyle;
if (angle == "90" || angle == "270") {
boxStyle = "width: 200px; height: 100px;";
} else {
boxStyle = "width: 100px; height: 200px;";
}
var style = "img { "
+ orientationStyle
+ " "
+ boxStyle
+ " }\n";
// Apply the style to the document.
var sheet = document.createElement('style');
sheet.innerHTML = style;
document.body.appendChild(sheet);
</script>
</body>