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Diffstat (limited to 'demos/sub-attaq/submarine_p.h')
| -rw-r--r-- | demos/sub-attaq/submarine_p.h | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/demos/sub-attaq/submarine_p.h b/demos/sub-attaq/submarine_p.h new file mode 100644 index 0000000000..59b7c1db7b --- /dev/null +++ b/demos/sub-attaq/submarine_p.h @@ -0,0 +1,137 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** 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 Technology Preview License Agreement accompanying +** this package. +** +** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#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 <QtCore/QPropertyAnimation> +#include <QtGui/QGraphicsScene> + +//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); + } + 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->rotation(), "angle"); + returnAnimation->setDuration(500); + AnimationManager::self()->registerAnimation(returnAnimation); + setAnimation(returnAnimation); + this->submarine = submarine; + } + +protected: + void onEntry(QEvent *e) + { + returnAnimation->stop(); + returnAnimation->setEndValue(submarine->currentDirection() == SubMarine::Right ? 360. : 180.); + 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 |