<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html> <html lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <!-- qquicktranslate.cpp --> <title>Scale QML Type | Qt Quick 5.9</title> <link rel="stylesheet" type="text/css" href="style/offline-simple.css" /> <script type="text/javascript"> document.getElementsByTagName("link").item(0).setAttribute("href", "style/offline.css"); // loading style sheet breaks anchors that were jumped to before // so force jumping to anchor again setTimeout(function() { var anchor = location.hash; // need to jump to different anchor first (e.g. none) location.hash = "#"; setTimeout(function() { location.hash = anchor; }, 0); }, 0); </script> </head> <body> <div class="header" id="qtdocheader"> <div class="main"> <div class="main-rounded"> <div class="navigationbar"> <table><tr> <td >Qt 5.9</td><td ><a href="qtquick-index.html">Qt Quick</a></td><td ><a href="qtquick-qmlmodule.html">QML Types</a></td><td >Scale QML Type</td></tr></table><table class="buildversion"><tr> <td id="buildversion" width="100%" align="right">Qt 5.9.4 Reference Documentation</td> </tr></table> </div> </div> <div class="content"> <div class="line"> <div class="content mainContent"> <div class="sidebar"> <div class="toc"> <h3><a name="toc">Contents</a></h3> <ul> <li class="level1"><a href="#properties">Properties</a></li> <li class="level1"><a href="#details">Detailed Description</a></li> </ul> </div> <div class="sidebar-content" id="sidebar-content"></div></div> <h1 class="title">Scale QML Type</h1> <span class="subtitle"></span> <!-- $$$Scale-brief --> <p>Provides a way to scale an Item <a href="#details">More...</a></p> <!-- @@@Scale --> <div class="table"><table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> Import Statement:</td><td class="memItemRight bottomAlign"> import QtQuick 2.7</td></tr></table></div><ul> <li><a href="qml-qtquick-scale-members.html">List of all members, including inherited members</a></li> </ul> <a name="properties"></a> <h2 id="properties">Properties</h2> <ul> <li class="fn"><b><b><a href="qml-qtquick-scale.html#origin-prop">origin</a></b></b><ul> <li class="fn"><b><b><a href="qml-qtquick-scale.html#origin.x-prop">origin.x</a></b></b> : real</li> <li class="fn"><b><b><a href="qml-qtquick-scale.html#origin.y-prop">origin.y</a></b></b> : real</li> </ul> </li> <li class="fn"><b><b><a href="qml-qtquick-scale.html#xScale-prop">xScale</a></b></b> : real</li> <li class="fn"><b><b><a href="qml-qtquick-scale.html#yScale-prop">yScale</a></b></b> : real</li> </ul> <!-- $$$Scale-description --> <a name="details"></a> <h2 id="details">Detailed Description</h2> <p>The Scale type provides a way to scale an <a href="qml-qtquick-item.html">Item</a> through a scale-type transform.</p> <p>It allows different scaling values for the x and y axes, and allows the scale to be relative to an arbitrary point. This gives more control over item scaling than the <a href="qml-qtquick-item.html#scale-prop">scale</a> property.</p> <p>The following example scales the X axis of the Rectangle, relative to its interior point (25, 25):</p> <pre class="qml"> <span class="type"><a href="qml-qtquick-rectangle.html">Rectangle</a></span> { <span class="name">width</span>: <span class="number">100</span>; <span class="name">height</span>: <span class="number">100</span> <span class="name">color</span>: <span class="string">"blue"</span> <span class="name">transform</span>: <span class="name">Scale</span> { <span class="name">origin</span>.x: <span class="number">25</span>; <span class="name">origin</span>.y: <span class="number">25</span>; <span class="name">xScale</span>: <span class="number">3</span>} } </pre> <p><b>See also </b><a href="qml-qtquick-rotation.html">Rotation</a> and <a href="qml-qtquick-translate.html">Translate</a>.</p> <!-- @@@Scale --> <h2>Property Documentation</h2> <!-- $$$origin --> <div class="qmlitem"><div class="qmlproto"><div class="table"><table class="qmlname"><tr valign="top" class="even" id="origin-prop"><th class="centerAlign"><p><a name="origin-prop"></a><b>origin group</b></p></th></tr><tr valign="top" class="odd" id="origin.x-prop"><td class="tblQmlPropNode"><p><a name="origin.x-prop"></a><span class="name">origin.x</span> : <span class="type">real</span></p></td></tr><tr valign="top" class="odd" id="origin.y-prop"><td class="tblQmlPropNode"><p><a name="origin.y-prop"></a><span class="name">origin.y</span> : <span class="type">real</span></p></td></tr></table></div></div><div class="qmldoc"><p>This property holds the point that the item is scaled from (that is, the point that stays fixed relative to the parent as the rest of the item grows).</p> <p>The default value of the origin is (0, 0).</p> </div></div><!-- @@@origin --> <br/> <!-- $$$xScale --> <div class="qmlitem"><div class="qmlproto"> <div class="table"><table class="qmlname"> <tr valign="top" class="odd" id="xScale-prop"> <td class="tblQmlPropNode"><p> <a name="xScale-prop"></a><span class="name">xScale</span> : <span class="type">real</span></p></td></tr> </table></div> </div><div class="qmldoc"><p>The scaling factor for the X axis.</p> <p>The default value is 1.0.</p> </div></div><!-- @@@xScale --> <br/> <!-- $$$yScale --> <div class="qmlitem"><div class="qmlproto"> <div class="table"><table class="qmlname"> <tr valign="top" class="odd" id="yScale-prop"> <td class="tblQmlPropNode"><p> <a name="yScale-prop"></a><span class="name">yScale</span> : <span class="type">real</span></p></td></tr> </table></div> </div><div class="qmldoc"><p>The scaling factor for the Y axis.</p> <p>The default value is 1.0.</p> </div></div><!-- @@@yScale --> <br/> </div> </div> </div> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2017 The Qt Company Ltd. Documentation contributions included herein are the copyrights of their respective owners.<br> The documentation provided herein is licensed under the terms of the <a href="http://www.gnu.org/licenses/fdl.html">GNU Free Documentation License version 1.3</a> as published by the Free Software Foundation.<br> Qt and respective logos are trademarks of The Qt Company Ltd. in Finland and/or other countries worldwide. All other trademarks are property of their respective owners. </p> </div> </body> </html>