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Diffstat (limited to 'src/gui/kernel/qgesture.h')
-rw-r--r-- | src/gui/kernel/qgesture.h | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/src/gui/kernel/qgesture.h b/src/gui/kernel/qgesture.h new file mode 100644 index 0000000..95486bf --- /dev/null +++ b/src/gui/kernel/qgesture.h @@ -0,0 +1,154 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the $MODULE$ of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** 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 qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QGESTURE_H +#define QGESTURE_H + +#include "qobject.h" +#include "qlist.h" +#include "qdatetime.h" +#include "qpoint.h" +#include "qrect.h" +#include "qmetatype.h" + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Gui) + +class QGesturePrivate; +class Q_GUI_EXPORT QGesture : public QObject +{ + Q_OBJECT + Q_DECLARE_PRIVATE(QGesture) + + Q_PROPERTY(QString type READ type) + Q_PROPERTY(Qt::GestureState state READ state) + + Q_PROPERTY(QDateTime startTime READ startTime) + Q_PROPERTY(uint duration READ duration) + + Q_PROPERTY(QRect rect READ rect WRITE setRect) + Q_PROPERTY(QPoint hotSpot READ hotSpot WRITE setHotSpot) + Q_PROPERTY(QPoint startPos READ startPos WRITE setStartPos) + Q_PROPERTY(QPoint lastPos READ lastPos WRITE setLastPos) + Q_PROPERTY(QPoint pos READ pos WRITE setPos) + +public: + QGesture(QObject *parent, const QString &type, + Qt::GestureState state = Qt::GestureStarted); + QGesture(QObject *parent, + const QString &type, const QPoint &startPos, + const QPoint &lastPos, const QPoint &pos, const QRect &rect, + const QPoint &hotSpot, const QDateTime &startTime, + uint duration, Qt::GestureState state); + virtual ~QGesture(); + + inline void setAccepted(bool accepted) { m_accept = accepted; } + inline bool isAccepted() const { return m_accept; } + + inline void accept() { m_accept = true; } + inline void ignore() { m_accept = false; } + + QString type() const; + Qt::GestureState state() const; + + QDateTime startTime() const; + uint duration() const; + + QRect rect() const; + void setRect(const QRect &rect); + QPoint hotSpot() const; + void setHotSpot(const QPoint &point); + + QPoint startPos() const; + void setStartPos(const QPoint &point); + QPoint lastPos() const; + void setLastPos(const QPoint &point); + QPoint pos() const; + void setPos(const QPoint &point); + +protected: + QGesture(QGesturePrivate &dd, QObject *parent, const QString &type, + Qt::GestureState state = Qt::GestureStarted); + virtual void translate(const QPoint &offset); + +private: + ushort m_accept : 1; + + friend class QGestureManager; + friend class QApplication; + friend class QGraphicsScene; + friend class QGraphicsScenePrivate; + friend class QGestureRecognizerPan; + friend class QDoubleTapGestureRecognizer; + friend class QTapAndHoldGestureRecognizer; +}; + +class QPanningGesturePrivate; +class Q_GUI_EXPORT QPanningGesture : public QGesture +{ + Q_OBJECT + Q_DECLARE_PRIVATE(QPanningGesture) + + Q_PROPERTY(Qt::DirectionType lastDirection READ lastDirection) + Q_PROPERTY(Qt::DirectionType direction READ direction) + +public: + Qt::DirectionType lastDirection() const; + Qt::DirectionType direction() const; + +private: + QPanningGesture(QObject *parent = 0); + ~QPanningGesture(); + + friend class QGestureRecognizerPan; +}; + +Q_DECLARE_METATYPE(Qt::DirectionType) +Q_DECLARE_METATYPE(Qt::GestureState) + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QGESTURE_H |