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+/****************************************************************************
+**
+** 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 test suite 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "gestures.h"
+
+#include <QTouchEvent>
+
+Qt::GestureType ThreeFingerSlideGesture::Type = Qt::CustomGesture;
+
+QGesture *ThreeFingerSlideGestureRecognizer::create(QObject *)
+{
+ return new ThreeFingerSlideGesture;
+}
+
+QGestureRecognizer::Result ThreeFingerSlideGestureRecognizer::recognize(QGesture *state, QObject *, QEvent *event)
+{
+ ThreeFingerSlideGesture *d = static_cast<ThreeFingerSlideGesture *>(state);
+ QGestureRecognizer::Result result;
+ switch (event->type()) {
+ case QEvent::TouchBegin:
+ result = QGestureRecognizer::MayBeGesture;
+ case QEvent::TouchEnd:
+ if (d->gestureFired)
+ result = QGestureRecognizer::FinishGesture;
+ else
+ result = QGestureRecognizer::CancelGesture;
+ case QEvent::TouchUpdate:
+ if (d->state() != Qt::NoGesture) {
+ QTouchEvent *ev = static_cast<QTouchEvent*>(event);
+ if (ev->touchPoints().size() == 3) {
+ d->gestureFired = true;
+ result = QGestureRecognizer::TriggerGesture;
+ } else {
+ result = QGestureRecognizer::MayBeGesture;
+ for (int i = 0; i < ev->touchPoints().size(); ++i) {
+ const QTouchEvent::TouchPoint &pt = ev->touchPoints().at(i);
+ const int distance = (pt.pos().toPoint() - pt.startPos().toPoint()).manhattanLength();
+ if (distance > 20) {
+ result = QGestureRecognizer::CancelGesture;
+ }
+ }
+ }
+ } else {
+ result = QGestureRecognizer::CancelGesture;
+ }
+
+ break;
+ case QEvent::MouseButtonPress:
+ case QEvent::MouseButtonRelease:
+ case QEvent::MouseMove:
+ if (d->state() != Qt::NoGesture)
+ result = QGestureRecognizer::Ignore;
+ else
+ result = QGestureRecognizer::CancelGesture;
+ break;
+ default:
+ result = QGestureRecognizer::Ignore;
+ break;
+ }
+ return result;
+}
+
+void ThreeFingerSlideGestureRecognizer::reset(QGesture *state)
+{
+ static_cast<ThreeFingerSlideGesture *>(state)->gestureFired = false;
+ QGestureRecognizer::reset(state);
+}
+
+
+QGesture *RotateGestureRecognizer::create(QObject *)
+{
+ return new QGesture;
+}
+
+QGestureRecognizer::Result RotateGestureRecognizer::recognize(QGesture *, QObject *, QEvent *event)
+{
+ switch (event->type()) {
+ case QEvent::TouchBegin:
+ case QEvent::TouchEnd:
+ case QEvent::TouchUpdate:
+ break;
+ default:
+ break;
+ }
+ return QGestureRecognizer::Ignore;
+}
+
+void RotateGestureRecognizer::reset(QGesture *state)
+{
+ QGestureRecognizer::reset(state);
+}
+
+#include "moc_gestures.cpp"