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Diffstat (limited to 'src/gui/kernel/qgesturestandardrecognizers_p.h')
| -rw-r--r-- | src/gui/kernel/qgesturestandardrecognizers_p.h | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/src/gui/kernel/qgesturestandardrecognizers_p.h b/src/gui/kernel/qgesturestandardrecognizers_p.h new file mode 100644 index 0000000..3b314e7 --- /dev/null +++ b/src/gui/kernel/qgesturestandardrecognizers_p.h @@ -0,0 +1,169 @@ +/**************************************************************************** +** +** 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 QGESTURESTANDARDRECOGNIZERS_P_H +#define QGESTURESTANDARDRECOGNIZERS_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists for the convenience +// of other Qt classes. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include "qevent.h" +#include "qbasictimer.h" +#include "qdebug.h" + +#include "qgesturerecognizer.h" +#include "private/qdirectionrecognizer_p.h" + +QT_BEGIN_NAMESPACE + +/* +class QGestureRecognizerMouseTwoButtons : public QGestureRecognizer +{ + Q_OBJECT +public: + QGestureRecognizerMouseTwoButtons(); + QGestureRecognizer::Result recognize(const QList<QEvent*> &inputEvents); + + QGesture* makeEvent() const; + void reset(); + +private: + void clear(); + + // find the last two button click events + QMouseEvent* userEvents[4]; +}; +*/ + +class QGestureRecognizerPan : public QGestureRecognizer +{ + Q_OBJECT +public: + QGestureRecognizerPan(); + + QGestureRecognizer::Result recognize(const QList<QEvent*> &inputEvents); + QGesture* makeEvent() const; + + void reset(); + +private: + void internalReset(); + + QPoint pressedPos; + QPoint lastPos; + QPoint currentPos; + bool mousePressed; + bool gestureFinished; + Direction::DirectionType lastDirection; + QDirectionDiagonalRecognizer diagonalRecognizer; + QDirectionSimpleRecognizer simpleRecognizer; +}; + +class QDoubleTapGestureRecognizer : public QGestureRecognizer +{ + Q_OBJECT +public: + QDoubleTapGestureRecognizer(); + + QGestureRecognizer::Result recognize(const QList<QEvent*> &inputEvents); + QGesture* makeEvent() const; + void reset(); + +private: + QPoint pressedPosition; +}; + +class QLongTapGestureRecognizer : public QGestureRecognizer +{ + Q_OBJECT +public: + QLongTapGestureRecognizer(); + + QGestureRecognizer::Result recognize(const QList<QEvent*> &inputEvents); + QGesture* makeEvent() const; + void reset(); + +protected: + void timerEvent(QTimerEvent *event); + +private: + QPoint pressedPosition; + QBasicTimer timer; + int iteration; + static const int iterationCount; + static const int iterationTimeout; +}; + +/* +class QMultiTouchGestureRecognizer : public QGestureRecognizer +{ + Q_OBJECT +public: + QMultiTouchGestureRecognizer(); + + QMap<Qt::GestureType, int> maybeGestureCompletion(); + QGestureRecognizer::Result recognize(const QList<QEvent*> &inputEvents); + QGesture* makeEvent() const; + void reset(); + +private: + struct Tap { + //### should I use QPointF everywhere internally ?? + QPointF startPosition; + QPointF lastPosition; + QPointF currentPosition; + }; + typedef QMap<int, Tap> TapMap; + TapMap touches; +}; +*/ + +QT_END_NAMESPACE + +#endif // QGESTURESTANDARDRECOGNIZERS_P_H |