/**************************************************************************** ** ** 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 SUBMARINE_P_H #define SUBMARINE_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 "animationmanager.h" #include "submarine.h" #include "qanimationstate.h" //Qt #include #include //This state is describing when the boat is moving right class MovementState : public QAnimationState { Q_OBJECT public: MovementState(SubMarine *submarine, QState *parent = 0) : QAnimationState(parent) { movementAnimation = new QPropertyAnimation(submarine, "pos"); connect(movementAnimation,SIGNAL(valueChanged(const QVariant &)),this,SLOT(onAnimationMovementValueChanged(const QVariant &))); setAnimation(movementAnimation); AnimationManager::self()->registerAnimation(movementAnimation); this->submarine = submarine; } protected slots: void onAnimationMovementValueChanged(const QVariant &) { if (qrand() % 200 + 1 == 3) submarine->launchTorpedo(qrand() % 3 + 1); } protected: void onEntry(QEvent *e) { if (submarine->currentDirection() == SubMarine::Left) { movementAnimation->setEndValue(QPointF(0,submarine->y())); movementAnimation->setDuration(submarine->x()/submarine->currentSpeed()*12); } else /*if (submarine->currentDirection() == SubMarine::Right)*/ { movementAnimation->setEndValue(QPointF(submarine->scene()->width()-submarine->size().width(),submarine->y())); movementAnimation->setDuration((submarine->scene()->width()-submarine->size().width()-submarine->x())/submarine->currentSpeed()*12); } movementAnimation->setStartValue(submarine->pos()); QAnimationState::onEntry(e); } private: SubMarine *submarine; QPropertyAnimation *movementAnimation; }; //This state is describing when the boat is moving right class ReturnState : public QAnimationState { public: ReturnState(SubMarine *submarine, QState *parent = 0) : QAnimationState(parent) { returnAnimation = new QPropertyAnimation(submarine, "yRotation"); AnimationManager::self()->registerAnimation(returnAnimation); setAnimation(returnAnimation); this->submarine = submarine; } protected: void onEntry(QEvent *e) { returnAnimation->stop(); returnAnimation->setStartValue(submarine->yRotation()); returnAnimation->setEndValue(submarine->currentDirection() == SubMarine::Right ? 360. : 180.); returnAnimation->setDuration(500); QAnimationState::onEntry(e); } void onExit(QEvent *e) { submarine->currentDirection() == SubMarine::Right ? submarine->setCurrentDirection(SubMarine::Left) : submarine->setCurrentDirection(SubMarine::Right); QAnimationState::onExit(e); } private: SubMarine *submarine; QPropertyAnimation *returnAnimation; }; #endif // SUBMARINE_P_H