<?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>states.h Example File | Qt Widgets 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="qtwidgets-index.html">Qt Widgets</a></td><td ><a href="qtwidgets-animation-sub-attaq-example.html">Sub-Attaq</a></td><td >states.h Example File</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="sidebar-content" id="sidebar-content"></div></div> <h1 class="title">states.h Example File</h1> <span class="subtitle">animation/sub-attaq/states.h</span> <!-- $$$animation/sub-attaq/states.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 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: ** ** "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 ** "AS IS" 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." ** ** $QT_END_LICENSE$ ** ****************************************************************************/</span> <span class="preprocessor">#ifndef STATES_H</span> <span class="preprocessor">#define STATES_H</span> <span class="comment">//Qt</span> <span class="preprocessor">#include <QtCore/QState></span> <span class="preprocessor">#include <QtCore/QSignalTransition></span> <span class="preprocessor">#include <QtCore/QPropertyAnimation></span> <span class="preprocessor">#include <QtWidgets/QKeyEventTransition></span> <span class="preprocessor">#include <QtCore/QSet></span> <span class="keyword">class</span> GraphicsScene; <span class="keyword">class</span> Boat; <span class="keyword">class</span> SubMarine; <span class="keyword">class</span> <span class="type"><a href="../qtcore/qstatemachine.html">QStateMachine</a></span>; <span class="keyword">class</span> PlayState : <span class="keyword">public</span> <span class="type"><a href="../qtcore/qstate.html">QState</a></span> { <span class="keyword">public</span>: <span class="keyword">explicit</span> PlayState(GraphicsScene <span class="operator">*</span>scene<span class="operator">,</span> <span class="type"><a href="../qtcore/qstate.html">QState</a></span> <span class="operator">*</span>parent <span class="operator">=</span> <span class="number">0</span>); <span class="operator">~</span>PlayState(); <span class="keyword">protected</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="keyword">private</span> : GraphicsScene <span class="operator">*</span>scene; <span class="type"><a href="../qtcore/qstatemachine.html">QStateMachine</a></span> <span class="operator">*</span>machine; <span class="type">int</span> currentLevel; <span class="type">int</span> score; <span class="keyword">friend</span> <span class="keyword">class</span> UpdateScoreState; <span class="keyword">friend</span> <span class="keyword">class</span> UpdateScoreTransition; <span class="keyword">friend</span> <span class="keyword">class</span> WinTransition; <span class="keyword">friend</span> <span class="keyword">class</span> CustomSpaceTransition; <span class="keyword">friend</span> <span class="keyword">class</span> WinState; <span class="keyword">friend</span> <span class="keyword">class</span> LostState; <span class="keyword">friend</span> <span class="keyword">class</span> LevelState; }; <span class="keyword">class</span> LevelState : <span class="keyword">public</span> <span class="type"><a href="../qtcore/qstate.html">QState</a></span> { <span class="keyword">public</span>: LevelState(GraphicsScene <span class="operator">*</span>scene<span class="operator">,</span> PlayState <span class="operator">*</span>game<span class="operator">,</span> <span class="type"><a href="../qtcore/qstate.html">QState</a></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> onEntry(<span class="type"><a href="../qtcore/qevent.html">QEvent</a></span> <span class="operator">*</span>) override; <span class="keyword">private</span> : <span class="type">void</span> initializeLevel(); GraphicsScene <span class="operator">*</span>scene; PlayState <span class="operator">*</span>game; }; <span class="keyword">class</span> PauseState : <span class="keyword">public</span> <span class="type"><a href="../qtcore/qstate.html">QState</a></span> { <span class="keyword">public</span>: <span class="keyword">explicit</span> PauseState(GraphicsScene <span class="operator">*</span>scene<span class="operator">,</span> <span class="type"><a href="../qtcore/qstate.html">QState</a></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> onEntry(<span class="type"><a href="../qtcore/qevent.html">QEvent</a></span> <span class="operator">*</span>) override; <span class="type">void</span> onExit(<span class="type"><a href="../qtcore/qevent.html">QEvent</a></span> <span class="operator">*</span>) override; <span class="keyword">private</span> : GraphicsScene <span class="operator">*</span>scene; }; <span class="keyword">class</span> LostState : <span class="keyword">public</span> <span class="type"><a href="../qtcore/qstate.html">QState</a></span> { <span class="keyword">public</span>: LostState(GraphicsScene <span class="operator">*</span>scene<span class="operator">,</span> PlayState <span class="operator">*</span>game<span class="operator">,</span> <span class="type"><a href="../qtcore/qstate.html">QState</a></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> onEntry(<span class="type"><a href="../qtcore/qevent.html">QEvent</a></span> <span class="operator">*</span>) override; <span class="type">void</span> onExit(<span class="type"><a href="../qtcore/qevent.html">QEvent</a></span> <span class="operator">*</span>) override; <span class="keyword">private</span> : GraphicsScene <span class="operator">*</span>scene; PlayState <span class="operator">*</span>game; }; <span class="keyword">class</span> WinState : <span class="keyword">public</span> <span class="type"><a href="../qtcore/qstate.html">QState</a></span> { <span class="keyword">public</span>: WinState(GraphicsScene <span class="operator">*</span>scene<span class="operator">,</span> PlayState <span class="operator">*</span>game<span class="operator">,</span> <span class="type"><a href="../qtcore/qstate.html">QState</a></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> onEntry(<span class="type"><a href="../qtcore/qevent.html">QEvent</a></span> <span class="operator">*</span>) override; <span class="type">void</span> onExit(<span class="type"><a href="../qtcore/qevent.html">QEvent</a></span> <span class="operator">*</span>) override; <span class="keyword">private</span> : GraphicsScene <span class="operator">*</span>scene; PlayState <span class="operator">*</span>game; }; <span class="keyword">class</span> UpdateScoreState : <span class="keyword">public</span> <span class="type"><a href="../qtcore/qstate.html">QState</a></span> { <span class="keyword">public</span>: UpdateScoreState(<span class="type"><a href="../qtcore/qstate.html">QState</a></span> <span class="operator">*</span>parent); <span class="keyword">private</span>: }; <span class="comment">//These transtion is used to update the score</span> <span class="keyword">class</span> UpdateScoreTransition : <span class="keyword">public</span> <span class="type"><a href="../qtcore/qsignaltransition.html">QSignalTransition</a></span> { <span class="keyword">public</span>: UpdateScoreTransition(GraphicsScene <span class="operator">*</span>scene<span class="operator">,</span> PlayState <span class="operator">*</span>game<span class="operator">,</span> <span class="type"><a href="../qtcore/qabstractstate.html">QAbstractState</a></span> <span class="operator">*</span>target); <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">private</span>: PlayState <span class="operator">*</span> game; GraphicsScene <span class="operator">*</span>scene; }; <span class="comment">//These transtion test if we have won the game</span> <span class="keyword">class</span> WinTransition : <span class="keyword">public</span> <span class="type"><a href="../qtcore/qsignaltransition.html">QSignalTransition</a></span> { <span class="keyword">public</span>: WinTransition(GraphicsScene <span class="operator">*</span>scene<span class="operator">,</span> PlayState <span class="operator">*</span>game<span class="operator">,</span> <span class="type"><a href="../qtcore/qabstractstate.html">QAbstractState</a></span> <span class="operator">*</span>target); <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">private</span>: PlayState <span class="operator">*</span> game; GraphicsScene <span class="operator">*</span>scene; }; <span class="comment">//These transtion is true if one level has been completed and the player want to continue</span> <span class="keyword">class</span> CustomSpaceTransition : <span class="keyword">public</span> <span class="type"><a href="qkeyeventtransition.html">QKeyEventTransition</a></span> { <span class="keyword">public</span>: CustomSpaceTransition(<span class="type"><a href="qwidget.html">QWidget</a></span> <span class="operator">*</span>widget<span class="operator">,</span> PlayState <span class="operator">*</span>game<span class="operator">,</span> <span class="type"><a href="../qtcore/qevent.html">QEvent</a></span><span class="operator">::</span>Type type<span class="operator">,</span> <span class="type">int</span> key); <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">private</span>: PlayState <span class="operator">*</span>game; }; <span class="preprocessor">#endif // STATES_H</span> </pre> </div> <!-- @@@animation/sub-attaq/states.h --> </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>