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<td >Qt 5.9</td><td ><a href="qtcharts-index.html">Qt Charts</a></td><td ><a href="qtcharts-callout-example.html">Callout Example</a></td><td >view.h Example File</td></tr></table><table class="buildversion"><tr>
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<h1 class="title">view.h Example File</h1>
<span class="subtitle">callout/view.h</span>
<!-- $$$callout/view.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 Charts 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 VIEW_H</span>
<span class="preprocessor">#define VIEW_H</span>
<span class="preprocessor">#include <QtWidgets/QGraphicsView></span>
<span class="preprocessor">#include <QtCharts/QChartGlobal></span>
<span class="keyword">class</span> <span class="type">QGraphicsScene</span>;
<span class="keyword">class</span> <span class="type">QMouseEvent</span>;
<span class="keyword">class</span> <span class="type">QResizeEvent</span>;
QT_CHARTS_BEGIN_NAMESPACE
<span class="keyword">class</span> <span class="type"><a href="qchart.html">QChart</a></span>;
QT_CHARTS_END_NAMESPACE
<span class="keyword">class</span> Callout;
QT_CHARTS_USE_NAMESPACE
<span class="keyword">class</span> View: <span class="keyword">public</span> <span class="type">QGraphicsView</span>
{
Q_OBJECT
<span class="keyword">public</span>:
View(<span class="type">QWidget</span> <span class="operator">*</span>parent <span class="operator">=</span> <span class="number">0</span>);
<span class="keyword">protected</span>:
<span class="type">void</span> resizeEvent(<span class="type">QResizeEvent</span> <span class="operator">*</span>event);
<span class="type">void</span> mouseMoveEvent(<span class="type">QMouseEvent</span> <span class="operator">*</span>event);
<span class="keyword">public</span> <span class="keyword">slots</span>:
<span class="type">void</span> keepCallout();
<span class="type">void</span> tooltip(<span class="type">QPointF</span> point<span class="operator">,</span> bool state);
<span class="keyword">private</span>:
<span class="type">QGraphicsSimpleTextItem</span> <span class="operator">*</span>m_coordX;
<span class="type">QGraphicsSimpleTextItem</span> <span class="operator">*</span>m_coordY;
<span class="type"><a href="qchart.html">QChart</a></span> <span class="operator">*</span>m_chart;
Callout <span class="operator">*</span>m_tooltip;
<span class="type">QList</span><span class="operator"><</span>Callout <span class="operator">*</span><span class="operator">></span> m_callouts;
};
<span class="preprocessor">#endif</span>
</pre>
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<!-- @@@callout/view.h -->
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distrib
>
Mageia
>
6
>
x86_64
>
media
>
core-updates
>
by-pkgid
>
19952c5e751bf7e3108c3c59625b0f35
>
files
>
288
