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Diffstat (limited to 'demos/sub-attaq/boat_p.h')
| -rw-r--r-- | demos/sub-attaq/boat_p.h | 256 |
1 files changed, 256 insertions, 0 deletions
diff --git a/demos/sub-attaq/boat_p.h b/demos/sub-attaq/boat_p.h new file mode 100644 index 0000000..4e962fc --- /dev/null +++ b/demos/sub-attaq/boat_p.h @@ -0,0 +1,256 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://www.qtsoftware.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef BOAT_P_H +#define BOAT_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +//Own +#include "bomb.h" +#include "graphicsscene.h" + +// Qt +#include <QtGui/QKeyEventTransition> + +static const int MAX_BOMB = 5; + + +//These transtion test if we have to stop the boat (i.e current speed is 1) +class KeyStopTransition : public QKeyEventTransition +{ +public: + KeyStopTransition(Boat *boat, QEvent::Type type, int key) + : QKeyEventTransition(boat, type, key) + { + this->boat = boat; + this->key = key; + } +protected: + virtual bool eventTest(QEvent *event) + { + Q_UNUSED(event); + if (!QKeyEventTransition::eventTest(event)) + return false; + if (boat->currentSpeed() == 1) + return true; + else + return false; + } +private: + Boat * boat; + int key; +}; + +//These transtion test if we have to move the boat (i.e current speed was 0 or another value) + class KeyMoveTransition : public QKeyEventTransition +{ +public: + KeyMoveTransition(Boat *boat, QEvent::Type type, int key) + : QKeyEventTransition(boat, type, key) + { + this->boat = boat; + this->key = key; + } +protected: + virtual bool eventTest(QEvent *event) + { + Q_UNUSED(event); + if (!QKeyEventTransition::eventTest(event)) + return false; + if (boat->currentSpeed() >= 0) + return true; + else + return false; + + } + void onTransition(QEvent *) + { + //We decrease the speed if needed + if (key == Qt::Key_Left && boat->currentDirection() == Boat::Right) + boat->setCurrentSpeed(boat->currentSpeed() - 1); + else if (key == Qt::Key_Right && boat->currentDirection() == Boat::Left) + boat->setCurrentSpeed(boat->currentSpeed() - 1); + else if (boat->currentSpeed() < 3) + boat->setCurrentSpeed(boat->currentSpeed() + 1); + boat->updateBoatMovement(); + } +private: + Boat * boat; + int key; +}; + +//This transition trigger the bombs launch + class KeyLaunchTransition : public QKeyEventTransition +{ +public: + KeyLaunchTransition(Boat *boat, QEvent::Type type, int key) + : QKeyEventTransition(boat, type, key) + { + this->boat = boat; + this->key = key; + } +protected: + virtual bool eventTest(QEvent *event) + { + Q_UNUSED(event); + if (!QKeyEventTransition::eventTest(event)) + return false; + //We have enough bomb? + if (boat->bombsLaunched() < MAX_BOMB) + return true; + else + return false; + } +private: + Boat * boat; + int key; +}; + +//This state is describing when the boat is moving right +class MoveStateRight : public QState +{ +public: + MoveStateRight(Boat *boat,QState *parent = 0) : QState(parent) + { + this->boat = boat; + } +protected: + void onEntry(QEvent *) + { + boat->setCurrentDirection(Boat::Right); + boat->updateBoatMovement(); + } +private: + Boat * boat; +}; + + //This state is describing when the boat is moving left +class MoveStateLeft : public QState +{ +public: + MoveStateLeft(Boat *boat,QState *parent = 0) : QState(parent) + { + this->boat = boat; + } +protected: + void onEntry(QEvent *) + { + boat->setCurrentDirection(Boat::Left); + boat->updateBoatMovement(); + } +private: + Boat * boat; +}; + +//This state is describing when the boat is in a stand by position +class StopState : public QState +{ +public: + StopState(Boat *boat,QState *parent = 0) : QState(parent) + { + this->boat = boat; + } +protected: + void onEntry(QEvent *) + { + boat->setCurrentSpeed(0); + boat->setCurrentDirection(Boat::None); + boat->updateBoatMovement(); + } +private: + Boat * boat; +}; + +//This state is describing the launch of the torpedo on the right +class LaunchStateRight : public QState +{ +public: + LaunchStateRight(Boat *boat,QState *parent = 0) : QState(parent) + { + this->boat = boat; + } +protected: + void onEntry(QEvent *) + { + Bomb *b = new Bomb(); + b->setPos(boat->x()+boat->size().width(),boat->y()); + GraphicsScene *scene = static_cast<GraphicsScene *>(boat->scene()); + scene->addItem(b); + b->launch(Bomb::Right); + boat->setBombsLaunched(boat->bombsLaunched() + 1); + } +private: + Boat * boat; +}; + +//This state is describing the launch of the torpedo on the left +class LaunchStateLeft : public QState +{ +public: + LaunchStateLeft(Boat *boat,QState *parent = 0) : QState(parent) + { + this->boat = boat; + } +protected: + void onEntry(QEvent *) + { + Bomb *b = new Bomb(); + b->setPos(boat->x() - b->size().width(), boat->y()); + GraphicsScene *scene = static_cast<GraphicsScene *>(boat->scene()); + scene->addItem(b); + b->launch(Bomb::Left); + boat->setBombsLaunched(boat->bombsLaunched() + 1); + } +private: + Boat * boat; +}; + +#endif // BOAT_P_H |