横向きおよび縦向きの形式で画像を拡大縮小できます。
次の例は、jQuery Mobileフレームワークでの_scaling images_の使用を示しています。
<!DOCTYPE html>
<head>
<title>Scaling Images</title>
<meta name = "viewport" content = "width = device-width, initial-scale = 1">
<link rel = "stylesheet" href = "https://code.jquery.com/mobile/1.4.5/jquery.mobile-1.4.5.min.css">
<script src = "https://code.jquery.com/jquery-1.11.3.min.js"></script>
<script src = "https://code.jquery.com/mobile/1.4.5/jquery.mobile-1.4.5.min.js"></script>
<script src = "http://demos.jquerymobile.com/1.4.5/popup-image-scaling/popup-image-scaling.js"></script>
</head>
<body>
<div data-role = "header">
<h2>Header</h2>
</div>
<a href = "#popup_landscape" data-rel = "popup" data-position-to = "window"
class = "ui-btn ui-btn-inline">Landscape View</a>
<a href = "#popup_portrait" data-rel = "popup" data-position-to = "window"
class = "ui-btn ui-btn-inline" data-transition = "fade">Portrait View</a>
<div data-role = "popup" id = "popup_landscape" class = "photopopup"
data-overlay-theme = "a" data-tolerance = "30,15">
<a href = "#" data-rel = "back" class = "ui-btn ui-btn-a ui-icon-delete
ui-btn-icon-notext ui-btn-right">Close</a>
<img src = "/jquery_mobile/images/blue_hills1.jpg" alt = "Landscape View">
</div>
<div data-role = "popup" id = "popup_portrait" class = "photopopup"
data-overlay-theme = "a" data-tolerance = "30,15">
<a href = "#" data-rel = "back" class = "ui-btn ui-btn-a ui-icon-delete
ui-btn-icon-notext ui-btn-right">Close</a>
<img src = "/jquery_mobile/images/blue_hills2.jpg" alt = "Portrait View">
</div>
<div data-role = "footer">
<h2>Footer</h2>
</div>
</body>
</html>上記のコードがどのように機能するかを確認するために、次の手順を実行してみましょう-
