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qtbase5-doc-5.9.4-1.1.mga6.noarch.rpm

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<h1 class="title">main.cpp Example File</h1>
<span class="subtitle">animation/moveblocks/main.cpp</span>
<!-- $$$animation/moveblocks/main.cpp-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 QtCore module of the Qt Toolkit.
  **
  ** $QT_BEGIN_LICENSE:BSD$
  ** 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.
  **
  ** BSD License Usage
  ** Alternatively, you may use this file under the terms of the BSD license
  ** as follows:
  **
  ** &quot;Redistribution and use in source and binary forms, with or without
  ** modification, are permitted provided that the following conditions are
  ** met:
  **   * Redistributions of source code must retain the above copyright
  **     notice, this list of conditions and the following disclaimer.
  **   * Redistributions in binary form must reproduce the above copyright
  **     notice, this list of conditions and the following disclaimer in
  **     the documentation and/or other materials provided with the
  **     distribution.
  **   * Neither the name of The Qt Company Ltd nor the names of its
  **     contributors may be used to endorse or promote products derived
  **     from this software without specific prior written permission.
  **
  **
  ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  ** &quot;AS IS&quot; AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.&quot;
  **
  ** $QT_END_LICENSE$
  **
  ****************************************************************************/</span>

  <span class="preprocessor">#include &lt;QtCore&gt;</span>
  <span class="preprocessor">#include &lt;QtWidgets&gt;</span>

  <span class="keyword">class</span> StateSwitchEvent: <span class="keyword">public</span> <span class="type"><a href="../qtcore/qevent.html">QEvent</a></span>
  {
  <span class="keyword">public</span>:
      StateSwitchEvent()
          : <span class="type"><a href="../qtcore/qevent.html">QEvent</a></span>(Type(StateSwitchType))
      {
      }

      <span class="keyword">explicit</span> StateSwitchEvent(<span class="type">int</span> rand)
          : <span class="type"><a href="../qtcore/qevent.html">QEvent</a></span>(Type(StateSwitchType))<span class="operator">,</span>
            m_rand(rand)
      {
      }

      <span class="keyword">enum</span> { StateSwitchType <span class="operator">=</span> <span class="type"><a href="../qtcore/qevent.html">QEvent</a></span><span class="operator">::</span>User <span class="operator">+</span> <span class="number">256</span> };

      <span class="type">int</span> rand() <span class="keyword">const</span> { <span class="keyword">return</span> m_rand; }

  <span class="keyword">private</span>:
      <span class="type">int</span> m_rand;
  };

  <span class="keyword">class</span> <span class="type">QGraphicsRectWidget</span> : <span class="keyword">public</span> <span class="type"><a href="qgraphicswidget.html">QGraphicsWidget</a></span>
  {
  <span class="keyword">public</span>:
      <span class="type">void</span> paint(<span class="type"><a href="../qtgui/qpainter.html">QPainter</a></span> <span class="operator">*</span>painter<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="qstyleoptiongraphicsitem.html">QStyleOptionGraphicsItem</a></span> <span class="operator">*</span><span class="operator">,</span>
                 <span class="type"><a href="qwidget.html">QWidget</a></span> <span class="operator">*</span>) override
      {
          painter<span class="operator">-</span><span class="operator">&gt;</span>fillRect(rect()<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>blue);
      }
  };

  <span class="keyword">class</span> StateSwitchTransition: <span class="keyword">public</span> <span class="type"><a href="../qtcore/qabstracttransition.html">QAbstractTransition</a></span>
  {
  <span class="keyword">public</span>:
      StateSwitchTransition(<span class="type">int</span> rand)
          : <span class="type"><a href="../qtcore/qabstracttransition.html">QAbstractTransition</a></span>()<span class="operator">,</span>
            m_rand(rand)
      {
      }

  <span class="keyword">protected</span>:
      bool eventTest(<span class="type"><a href="../qtcore/qevent.html">QEvent</a></span> <span class="operator">*</span>event) override
      {
          <span class="keyword">return</span> (event<span class="operator">-</span><span class="operator">&gt;</span>type() <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="../qtcore/qevent.html">QEvent</a></span><span class="operator">::</span>Type(StateSwitchEvent<span class="operator">::</span>StateSwitchType))
              <span class="operator">&amp;</span><span class="operator">&amp;</span> (<span class="keyword">static_cast</span><span class="operator">&lt;</span>StateSwitchEvent <span class="operator">*</span><span class="operator">&gt;</span>(event)<span class="operator">-</span><span class="operator">&gt;</span>rand() <span class="operator">=</span><span class="operator">=</span> m_rand);
      }

      <span class="type">void</span> onTransition(<span class="type"><a href="../qtcore/qevent.html">QEvent</a></span> <span class="operator">*</span>) override {}

  <span class="keyword">private</span>:
      <span class="type">int</span> m_rand;
  };

  <span class="keyword">class</span> StateSwitcher : <span class="keyword">public</span> <span class="type"><a href="../qtcore/qstate.html">QState</a></span>
  {
      Q_OBJECT
  <span class="keyword">public</span>:
      StateSwitcher(<span class="type"><a href="../qtcore/qstatemachine.html">QStateMachine</a></span> <span class="operator">*</span>machine)
          : <span class="type"><a href="../qtcore/qstate.html">QState</a></span>(machine)<span class="operator">,</span> m_stateCount(<span class="number">0</span>)<span class="operator">,</span> m_lastIndex(<span class="number">0</span>)
      { }

      <span class="type">void</span> onEntry(<span class="type"><a href="../qtcore/qevent.html">QEvent</a></span> <span class="operator">*</span>) override
      {
          <span class="type">int</span> n;
          <span class="keyword">while</span> ((n <span class="operator">=</span> (qrand() <span class="operator">%</span> m_stateCount <span class="operator">+</span> <span class="number">1</span>)) <span class="operator">=</span><span class="operator">=</span> m_lastIndex)
          { }
          m_lastIndex <span class="operator">=</span> n;
          machine()<span class="operator">-</span><span class="operator">&gt;</span>postEvent(<span class="keyword">new</span> StateSwitchEvent(n));
      }
      <span class="type">void</span> onExit(<span class="type"><a href="../qtcore/qevent.html">QEvent</a></span> <span class="operator">*</span>) override {}

      <span class="type">void</span> addState(<span class="type"><a href="../qtcore/qstate.html">QState</a></span> <span class="operator">*</span>state<span class="operator">,</span> <span class="type"><a href="../qtcore/qabstractanimation.html">QAbstractAnimation</a></span> <span class="operator">*</span>animation) {
          StateSwitchTransition <span class="operator">*</span>trans <span class="operator">=</span> <span class="keyword">new</span> StateSwitchTransition(<span class="operator">+</span><span class="operator">+</span>m_stateCount);
          trans<span class="operator">-</span><span class="operator">&gt;</span>setTargetState(state);
          addTransition(trans);
          trans<span class="operator">-</span><span class="operator">&gt;</span>addAnimation(animation);
      }

  <span class="keyword">private</span>:
      <span class="type">int</span> m_stateCount;
      <span class="type">int</span> m_lastIndex;
  };

  <span class="type"><a href="../qtcore/qstate.html">QState</a></span> <span class="operator">*</span>createGeometryState(<span class="type"><a href="../qtcore/qobject.html">QObject</a></span> <span class="operator">*</span>w1<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span> <span class="operator">&amp;</span>rect1<span class="operator">,</span>
                              <span class="type"><a href="../qtcore/qobject.html">QObject</a></span> <span class="operator">*</span>w2<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span> <span class="operator">&amp;</span>rect2<span class="operator">,</span>
                              <span class="type"><a href="../qtcore/qobject.html">QObject</a></span> <span class="operator">*</span>w3<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span> <span class="operator">&amp;</span>rect3<span class="operator">,</span>
                              <span class="type"><a href="../qtcore/qobject.html">QObject</a></span> <span class="operator">*</span>w4<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span> <span class="operator">&amp;</span>rect4<span class="operator">,</span>
                              <span class="type"><a href="../qtcore/qstate.html">QState</a></span> <span class="operator">*</span>parent)
  {
      <span class="type"><a href="../qtcore/qstate.html">QState</a></span> <span class="operator">*</span>result <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="../qtcore/qstate.html">QState</a></span>(parent);
      result<span class="operator">-</span><span class="operator">&gt;</span>assignProperty(w1<span class="operator">,</span> <span class="string">&quot;geometry&quot;</span><span class="operator">,</span> rect1);
      result<span class="operator">-</span><span class="operator">&gt;</span>assignProperty(w2<span class="operator">,</span> <span class="string">&quot;geometry&quot;</span><span class="operator">,</span> rect2);
      result<span class="operator">-</span><span class="operator">&gt;</span>assignProperty(w3<span class="operator">,</span> <span class="string">&quot;geometry&quot;</span><span class="operator">,</span> rect3);
      result<span class="operator">-</span><span class="operator">&gt;</span>assignProperty(w4<span class="operator">,</span> <span class="string">&quot;geometry&quot;</span><span class="operator">,</span> rect4);

      <span class="keyword">return</span> result;
  }

  <span class="keyword">class</span> GraphicsView : <span class="keyword">public</span> <span class="type"><a href="qgraphicsview.html">QGraphicsView</a></span>
  {
      Q_OBJECT
  <span class="keyword">public</span>:
      GraphicsView(<span class="type"><a href="qgraphicsscene.html">QGraphicsScene</a></span> <span class="operator">*</span>scene<span class="operator">,</span> <span class="type"><a href="qwidget.html">QWidget</a></span> <span class="operator">*</span>parent <span class="operator">=</span> NULL) : <span class="type"><a href="qgraphicsview.html">QGraphicsView</a></span>(scene<span class="operator">,</span> parent)
      {
      }

  <span class="keyword">protected</span>:
      <span class="type">void</span> resizeEvent(<span class="type"><a href="../qtgui/qresizeevent.html">QResizeEvent</a></span> <span class="operator">*</span>event) override
      {
          fitInView(scene()<span class="operator">-</span><span class="operator">&gt;</span>sceneRect());
          <span class="type"><a href="qgraphicsview.html">QGraphicsView</a></span><span class="operator">::</span>resizeEvent(event);
      }
  };

  <span class="type">int</span> main(<span class="type">int</span> argc<span class="operator">,</span> <span class="type">char</span> <span class="operator">*</span><span class="operator">*</span>argv)
  {
      <span class="type"><a href="qapplication.html">QApplication</a></span> app(argc<span class="operator">,</span> argv);

      <span class="type">QGraphicsRectWidget</span> <span class="operator">*</span>button1 <span class="operator">=</span> <span class="keyword">new</span> <span class="type">QGraphicsRectWidget</span>;
      <span class="type">QGraphicsRectWidget</span> <span class="operator">*</span>button2 <span class="operator">=</span> <span class="keyword">new</span> <span class="type">QGraphicsRectWidget</span>;
      <span class="type">QGraphicsRectWidget</span> <span class="operator">*</span>button3 <span class="operator">=</span> <span class="keyword">new</span> <span class="type">QGraphicsRectWidget</span>;
      <span class="type">QGraphicsRectWidget</span> <span class="operator">*</span>button4 <span class="operator">=</span> <span class="keyword">new</span> <span class="type">QGraphicsRectWidget</span>;
      button2<span class="operator">-</span><span class="operator">&gt;</span>setZValue(<span class="number">1</span>);
      button3<span class="operator">-</span><span class="operator">&gt;</span>setZValue(<span class="number">2</span>);
      button4<span class="operator">-</span><span class="operator">&gt;</span>setZValue(<span class="number">3</span>);
      <span class="type"><a href="qgraphicsscene.html">QGraphicsScene</a></span> scene(<span class="number">0</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">300</span><span class="operator">,</span> <span class="number">300</span>);
      scene<span class="operator">.</span>setBackgroundBrush(<span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>black);
      scene<span class="operator">.</span>addItem(button1);
      scene<span class="operator">.</span>addItem(button2);
      scene<span class="operator">.</span>addItem(button3);
      scene<span class="operator">.</span>addItem(button4);
      GraphicsView window(<span class="operator">&amp;</span>scene);
      window<span class="operator">.</span>setFrameStyle(<span class="number">0</span>);
      window<span class="operator">.</span>setAlignment(<span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AlignLeft <span class="operator">|</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>AlignTop);
      window<span class="operator">.</span>setHorizontalScrollBarPolicy(<span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>ScrollBarAlwaysOff);
      window<span class="operator">.</span>setVerticalScrollBarPolicy(<span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>ScrollBarAlwaysOff);
      <span class="type"><a href="../qtcore/qstatemachine.html">QStateMachine</a></span> machine;

      <span class="type"><a href="../qtcore/qstate.html">QState</a></span> <span class="operator">*</span>group <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="../qtcore/qstate.html">QState</a></span>();
      group<span class="operator">-</span><span class="operator">&gt;</span>setObjectName(<span class="string">&quot;group&quot;</span>);
      <span class="type"><a href="../qtcore/qtimer.html">QTimer</a></span> timer;
      timer<span class="operator">.</span>setInterval(<span class="number">1250</span>);
      timer<span class="operator">.</span>setSingleShot(<span class="keyword">true</span>);
      <span class="type"><a href="../qtcore/qobject.html">QObject</a></span><span class="operator">::</span>connect(group<span class="operator">,</span> SIGNAL(entered())<span class="operator">,</span> <span class="operator">&amp;</span>timer<span class="operator">,</span> SLOT(start()));

      <span class="type"><a href="../qtcore/qstate.html">QState</a></span> <span class="operator">*</span>state1;
      <span class="type"><a href="../qtcore/qstate.html">QState</a></span> <span class="operator">*</span>state2;
      <span class="type"><a href="../qtcore/qstate.html">QState</a></span> <span class="operator">*</span>state3;
      <span class="type"><a href="../qtcore/qstate.html">QState</a></span> <span class="operator">*</span>state4;
      <span class="type"><a href="../qtcore/qstate.html">QState</a></span> <span class="operator">*</span>state5;
      <span class="type"><a href="../qtcore/qstate.html">QState</a></span> <span class="operator">*</span>state6;
      <span class="type"><a href="../qtcore/qstate.html">QState</a></span> <span class="operator">*</span>state7;

      state1 <span class="operator">=</span> createGeometryState(button1<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">100</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   button2<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">150</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   button3<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">200</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   button4<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">250</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   group);
      state2 <span class="operator">=</span> createGeometryState(button1<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">250</span><span class="operator">,</span> <span class="number">100</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   button2<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">250</span><span class="operator">,</span> <span class="number">150</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   button3<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">250</span><span class="operator">,</span> <span class="number">200</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   button4<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">250</span><span class="operator">,</span> <span class="number">250</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   group);
      state3 <span class="operator">=</span> createGeometryState(button1<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">150</span><span class="operator">,</span> <span class="number">250</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   button2<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">100</span><span class="operator">,</span> <span class="number">250</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   button3<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">50</span><span class="operator">,</span> <span class="number">250</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   button4<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">0</span><span class="operator">,</span> <span class="number">250</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   group);
      state4 <span class="operator">=</span> createGeometryState(button1<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">0</span><span class="operator">,</span> <span class="number">150</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   button2<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">0</span><span class="operator">,</span> <span class="number">100</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   button3<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">0</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   button4<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">0</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   group);
      state5 <span class="operator">=</span> createGeometryState(button1<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">100</span><span class="operator">,</span> <span class="number">100</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   button2<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">150</span><span class="operator">,</span> <span class="number">100</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   button3<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">100</span><span class="operator">,</span> <span class="number">150</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   button4<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">150</span><span class="operator">,</span> <span class="number">150</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   group);
      state6 <span class="operator">=</span> createGeometryState(button1<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">50</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   button2<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">200</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   button3<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">50</span><span class="operator">,</span> <span class="number">200</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   button4<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">200</span><span class="operator">,</span> <span class="number">200</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   group);
      state7 <span class="operator">=</span> createGeometryState(button1<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">0</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   button2<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">250</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   button3<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">0</span><span class="operator">,</span> <span class="number">250</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   button4<span class="operator">,</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span>(<span class="number">250</span><span class="operator">,</span> <span class="number">250</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span>)<span class="operator">,</span>
                                   group);
      group<span class="operator">-</span><span class="operator">&gt;</span>setInitialState(state1);

      <span class="type"><a href="../qtcore/qparallelanimationgroup.html">QParallelAnimationGroup</a></span> animationGroup;
      <span class="type"><a href="../qtcore/qsequentialanimationgroup.html">QSequentialAnimationGroup</a></span> <span class="operator">*</span>subGroup;

      <span class="type"><a href="../qtcore/qpropertyanimation.html">QPropertyAnimation</a></span> <span class="operator">*</span>anim <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="../qtcore/qpropertyanimation.html">QPropertyAnimation</a></span>(button4<span class="operator">,</span> <span class="string">&quot;geometry&quot;</span>);
      anim<span class="operator">-</span><span class="operator">&gt;</span>setDuration(<span class="number">1000</span>);
      anim<span class="operator">-</span><span class="operator">&gt;</span>setEasingCurve(<span class="type"><a href="../qtcore/qeasingcurve.html">QEasingCurve</a></span><span class="operator">::</span>OutElastic);
      animationGroup<span class="operator">.</span>addAnimation(anim);

      subGroup <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="../qtcore/qsequentialanimationgroup.html">QSequentialAnimationGroup</a></span>(<span class="operator">&amp;</span>animationGroup);
      subGroup<span class="operator">-</span><span class="operator">&gt;</span>addPause(<span class="number">100</span>);
      anim <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="../qtcore/qpropertyanimation.html">QPropertyAnimation</a></span>(button3<span class="operator">,</span> <span class="string">&quot;geometry&quot;</span>);
      anim<span class="operator">-</span><span class="operator">&gt;</span>setDuration(<span class="number">1000</span>);
      anim<span class="operator">-</span><span class="operator">&gt;</span>setEasingCurve(<span class="type"><a href="../qtcore/qeasingcurve.html">QEasingCurve</a></span><span class="operator">::</span>OutElastic);
      subGroup<span class="operator">-</span><span class="operator">&gt;</span>addAnimation(anim);

      subGroup <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="../qtcore/qsequentialanimationgroup.html">QSequentialAnimationGroup</a></span>(<span class="operator">&amp;</span>animationGroup);
      subGroup<span class="operator">-</span><span class="operator">&gt;</span>addPause(<span class="number">150</span>);
      anim <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="../qtcore/qpropertyanimation.html">QPropertyAnimation</a></span>(button2<span class="operator">,</span> <span class="string">&quot;geometry&quot;</span>);
      anim<span class="operator">-</span><span class="operator">&gt;</span>setDuration(<span class="number">1000</span>);
      anim<span class="operator">-</span><span class="operator">&gt;</span>setEasingCurve(<span class="type"><a href="../qtcore/qeasingcurve.html">QEasingCurve</a></span><span class="operator">::</span>OutElastic);
      subGroup<span class="operator">-</span><span class="operator">&gt;</span>addAnimation(anim);

      subGroup <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="../qtcore/qsequentialanimationgroup.html">QSequentialAnimationGroup</a></span>(<span class="operator">&amp;</span>animationGroup);
      subGroup<span class="operator">-</span><span class="operator">&gt;</span>addPause(<span class="number">200</span>);
      anim <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="../qtcore/qpropertyanimation.html">QPropertyAnimation</a></span>(button1<span class="operator">,</span> <span class="string">&quot;geometry&quot;</span>);
      anim<span class="operator">-</span><span class="operator">&gt;</span>setDuration(<span class="number">1000</span>);
      anim<span class="operator">-</span><span class="operator">&gt;</span>setEasingCurve(<span class="type"><a href="../qtcore/qeasingcurve.html">QEasingCurve</a></span><span class="operator">::</span>OutElastic);
      subGroup<span class="operator">-</span><span class="operator">&gt;</span>addAnimation(anim);

      StateSwitcher <span class="operator">*</span>stateSwitcher <span class="operator">=</span> <span class="keyword">new</span> StateSwitcher(<span class="operator">&amp;</span>machine);
      stateSwitcher<span class="operator">-</span><span class="operator">&gt;</span>setObjectName(<span class="string">&quot;stateSwitcher&quot;</span>);
      group<span class="operator">-</span><span class="operator">&gt;</span>addTransition(<span class="operator">&amp;</span>timer<span class="operator">,</span> SIGNAL(timeout())<span class="operator">,</span> stateSwitcher);
      stateSwitcher<span class="operator">-</span><span class="operator">&gt;</span>addState(state1<span class="operator">,</span> <span class="operator">&amp;</span>animationGroup);
      stateSwitcher<span class="operator">-</span><span class="operator">&gt;</span>addState(state2<span class="operator">,</span> <span class="operator">&amp;</span>animationGroup);
      stateSwitcher<span class="operator">-</span><span class="operator">&gt;</span>addState(state3<span class="operator">,</span> <span class="operator">&amp;</span>animationGroup);
      stateSwitcher<span class="operator">-</span><span class="operator">&gt;</span>addState(state4<span class="operator">,</span> <span class="operator">&amp;</span>animationGroup);
      stateSwitcher<span class="operator">-</span><span class="operator">&gt;</span>addState(state5<span class="operator">,</span> <span class="operator">&amp;</span>animationGroup);
      stateSwitcher<span class="operator">-</span><span class="operator">&gt;</span>addState(state6<span class="operator">,</span> <span class="operator">&amp;</span>animationGroup);
      stateSwitcher<span class="operator">-</span><span class="operator">&gt;</span>addState(state7<span class="operator">,</span> <span class="operator">&amp;</span>animationGroup);

      machine<span class="operator">.</span>addState(group);
      machine<span class="operator">.</span>setInitialState(group);
      machine<span class="operator">.</span>start();

      window<span class="operator">.</span>resize(<span class="number">300</span><span class="operator">,</span> <span class="number">300</span>);
      window<span class="operator">.</span>show();

      qsrand(<span class="type"><a href="../qtcore/qtime.html">QTime</a></span>(<span class="number">0</span><span class="operator">,</span><span class="number">0</span><span class="operator">,</span><span class="number">0</span>)<span class="operator">.</span>secsTo(<span class="type"><a href="../qtcore/qtime.html">QTime</a></span><span class="operator">::</span>currentTime()));

      <span class="keyword">return</span> app<span class="operator">.</span>exec();
  }

  <span class="preprocessor">#include &quot;main.moc&quot;</span>

</pre>
</div>
<!-- @@@animation/moveblocks/main.cpp -->
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   <p>
   <acronym title="Copyright">&copy;</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
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