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Diffstat (limited to 'examples/widgets/animation/sub-attaq/boat_p.h')
| -rw-r--r-- | examples/widgets/animation/sub-attaq/boat_p.h | 232 |
1 files changed, 232 insertions, 0 deletions
diff --git a/examples/widgets/animation/sub-attaq/boat_p.h b/examples/widgets/animation/sub-attaq/boat_p.h new file mode 100644 index 0000000000..38be985777 --- /dev/null +++ b/examples/widgets/animation/sub-attaq/boat_p.h @@ -0,0 +1,232 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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 1.1, 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. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#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 <QtWidgets/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 *b, QEvent::Type t, int k) + : QKeyEventTransition(b, t, k), boat(b), key(k) + { + } +protected: + virtual bool eventTest(QEvent *event) + { + if (!QKeyEventTransition::eventTest(event)) + return false; + return (boat->currentSpeed() == 1); + } +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 *b, QEvent::Type t, int k) + : QKeyEventTransition(b, t, k), boat(b), key(k) + { + } +protected: + virtual bool eventTest(QEvent *event) + { + if (!QKeyEventTransition::eventTest(event)) + return false; + return (boat->currentSpeed() >= 0); + } + 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), boat(boat), key(key) + { + } +protected: + virtual bool eventTest(QEvent *event) + { + if (!QKeyEventTransition::eventTest(event)) + return false; + //We have enough bomb? + return (boat->bombsLaunched() < MAX_BOMB); + } +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), 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), 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), 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), 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), 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 |