<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>axesinputhandler.h Example File | Qt Data Visualization 5.12.6</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 5.12</td><td ><a href="qtdatavisualization-index.html">Qt Data Visualization</a></td><td ><a href="qtdatavisualization-draggableaxes-example.html">Axis Range Dragging With Labels Example</a></td><td >axesinputhandler.h Example File</td></tr></table><table class="buildversion"><tr>
<td id="buildversion" width="100%" align="right"><a href="qtdatavisualization-index.html">Qt Data Visualization | Commercial or GPLv3</a></td>
</tr></table>
</div>
</div>
<div class="content">
<div class="line">
<div class="content mainContent">
<div class="sidebar"><div class="sidebar-content" id="sidebar-content"></div></div>
<h1 class="title">axesinputhandler.h Example File</h1>
<span class="subtitle">draggableaxes/axesinputhandler.h</span>
<!-- $$$draggableaxes/axesinputhandler.h-description -->
<div class="descr"> <a name="details"></a>
<pre class="cpp">
<span class="comment">/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Data Visualization module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 or (at your option) any later version
** approved by the KDE Free Qt Foundation. The licenses are as published by
** the Free Software Foundation and appearing in the file LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/</span>
<span class="preprocessor">#ifndef AXESINPUTHANDLER_H</span>
<span class="preprocessor">#define AXESINPUTHANDLER_H</span>
<span class="preprocessor">#include <QtDataVisualization/Q3DInputHandler></span>
<span class="preprocessor">#include <QtDataVisualization/QAbstract3DGraph></span>
<span class="preprocessor">#include <QtDataVisualization/QValue3DAxis></span>
<span class="keyword">using</span> <span class="keyword">namespace</span> <span class="type"><a href="qtdatavisualization-qmlmodule.html">QtDataVisualization</a></span>;
<span class="keyword">class</span> AxesInputHandler : <span class="keyword">public</span> <span class="type"><a href="q3dinputhandler.html">Q3DInputHandler</a></span>
{
Q_OBJECT
<span class="keyword">enum</span> InputState {
StateNormal <span class="operator">=</span> <span class="number">0</span><span class="operator">,</span>
StateDraggingX<span class="operator">,</span>
StateDraggingZ<span class="operator">,</span>
StateDraggingY
};
<span class="keyword">public</span>:
<span class="keyword">explicit</span> AxesInputHandler(QAbstract3DGraph <span class="operator">*</span>graph<span class="operator">,</span> <span class="type">QObject</span> <span class="operator">*</span>parent <span class="operator">=</span> <span class="number">0</span>);
<span class="keyword">inline</span> <span class="type">void</span> setAxes(QValue3DAxis <span class="operator">*</span>axisX<span class="operator">,</span> QValue3DAxis <span class="operator">*</span>axisZ<span class="operator">,</span> QValue3DAxis <span class="operator">*</span>axisY) {
m_axisX <span class="operator">=</span> axisX;
m_axisZ <span class="operator">=</span> axisZ;
m_axisY <span class="operator">=</span> axisY;
}
<span class="keyword">inline</span> <span class="type">void</span> setDragSpeedModifier(<span class="type">float</span> modifier) { m_speedModifier <span class="operator">=</span> modifier; }
<span class="keyword">virtual</span> <span class="type">void</span> mousePressEvent(<span class="type">QMouseEvent</span> <span class="operator">*</span>event<span class="operator">,</span> <span class="keyword">const</span> <span class="type">QPoint</span> <span class="operator">&</span>mousePos);
<span class="keyword">virtual</span> <span class="type">void</span> mouseMoveEvent(<span class="type">QMouseEvent</span> <span class="operator">*</span>event<span class="operator">,</span> <span class="keyword">const</span> <span class="type">QPoint</span> <span class="operator">&</span>mousePos);
<span class="keyword">virtual</span> <span class="type">void</span> mouseReleaseEvent(<span class="type">QMouseEvent</span> <span class="operator">*</span>event<span class="operator">,</span> <span class="keyword">const</span> <span class="type">QPoint</span> <span class="operator">&</span>mousePos);
<span class="keyword">private</span>:
<span class="type">void</span> handleElementSelected(QAbstract3DGraph<span class="operator">::</span>ElementType type);
<span class="type">void</span> handleAxisDragging();
<span class="keyword">private</span>:
bool m_mousePressed;
InputState m_state;
QValue3DAxis <span class="operator">*</span>m_axisX;
QValue3DAxis <span class="operator">*</span>m_axisZ;
QValue3DAxis <span class="operator">*</span>m_axisY;
<span class="type">float</span> m_speedModifier;
};
<span class="preprocessor">#endif</span>
</pre>
</div>
<!-- @@@draggableaxes/axesinputhandler.h -->
</div>
</div>
</div>
</div>
</div>
<div class="footer">
<p>
<acronym title="Copyright">©</acronym> 2019 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>
