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Diffstat (limited to 'examples/widgets/statemachine/rogue/movementtransition.h')
| -rw-r--r-- | examples/widgets/statemachine/rogue/movementtransition.h | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/examples/widgets/statemachine/rogue/movementtransition.h b/examples/widgets/statemachine/rogue/movementtransition.h new file mode 100644 index 0000000000..6f27da93b8 --- /dev/null +++ b/examples/widgets/statemachine/rogue/movementtransition.h @@ -0,0 +1,112 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** 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 Nokia Corporation and its Subsidiary(-ies) 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." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef MOVEMENTTRANSITION_H +#define MOVEMENTTRANSITION_H + +#include <QtWidgets> + +#include "window.h" + +//![0] +class MovementTransition : public QEventTransition +{ + Q_OBJECT + +public: + MovementTransition(Window *window) : + QEventTransition(window, QEvent::KeyPress) { + this->window = window; + } +//![0] + +//![1] +protected: + bool eventTest(QEvent *event) { + if (event->type() == QEvent::StateMachineWrapped && + static_cast<QStateMachine::WrappedEvent *>(event)->event()->type() == QEvent::KeyPress) { + QEvent *wrappedEvent = static_cast<QStateMachine::WrappedEvent *>(event)->event(); + + QKeyEvent *keyEvent = static_cast<QKeyEvent *>(wrappedEvent); + int key = keyEvent->key(); + + return key == Qt::Key_2 || key == Qt::Key_8 || key == Qt::Key_6 || + key == Qt::Key_4 || key == Qt::Key_Down || key == Qt::Key_Up || + key == Qt::Key_Right || key == Qt::Key_Left; + } + return false; + } +//![1] + +//![2] + void onTransition(QEvent *event) { + QKeyEvent *keyEvent = static_cast<QKeyEvent *>( + static_cast<QStateMachine::WrappedEvent *>(event)->event()); + + int key = keyEvent->key(); + switch (key) { + case Qt::Key_Left: + case Qt::Key_4: + window->movePlayer(Window::Left); + break; + case Qt::Key_Up: + case Qt::Key_8: + window->movePlayer(Window::Up); + break; + case Qt::Key_Right: + case Qt::Key_6: + window->movePlayer(Window::Right); + break; + case Qt::Key_Down: + case Qt::Key_2: + window->movePlayer(Window::Down); + break; + default: + ; + } + } +//![2] + +private: + Window *window; +}; + +#endif + |