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| ** |
| ** Copyright (C) 2015 The Qt Company Ltd. |
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| ** |
| ** This file is part of the QtWidgets module of the Qt Toolkit. |
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| ****************************************************************************/ |
| |
| #ifndef QGESTURE_P_H |
| #define QGESTURE_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 "qrect.h" |
| #include "qpoint.h" |
| #include "qgesture.h" |
| #include "qelapsedtimer.h" |
| #include "private/qobject_p.h" |
| |
| #ifndef QT_NO_GESTURES |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QGesturePrivate : public QObjectPrivate |
| { |
| Q_DECLARE_PUBLIC(QGesture) |
| |
| public: |
| QGesturePrivate() |
| : gestureType(Qt::CustomGesture), state(Qt::NoGesture), |
| isHotSpotSet(false), gestureCancelPolicy(0) |
| { |
| } |
| |
| Qt::GestureType gestureType; |
| Qt::GestureState state; |
| QPointF hotSpot; |
| QPointF sceneHotSpot; |
| uint isHotSpotSet : 1; |
| uint gestureCancelPolicy : 2; |
| }; |
| |
| class QPanGesturePrivate : public QGesturePrivate |
| { |
| Q_DECLARE_PUBLIC(QPanGesture) |
| |
| public: |
| QPanGesturePrivate() |
| : acceleration(0), xVelocity(0), yVelocity(0), pointCount(2) |
| { |
| } |
| |
| qreal horizontalVelocity() const { return xVelocity; } |
| void setHorizontalVelocity(qreal value) { xVelocity = value; } |
| qreal verticalVelocity() const { return yVelocity; } |
| void setVerticalVelocity(qreal value) { yVelocity = value; } |
| |
| QPointF lastOffset; |
| QPointF offset; |
| QPoint startPosition; |
| qreal acceleration; |
| qreal xVelocity; |
| qreal yVelocity; |
| int pointCount; // ### fixme Qt 5.5: Add accessor to QPanGesture. |
| }; |
| |
| class QPinchGesturePrivate : public QGesturePrivate |
| { |
| Q_DECLARE_PUBLIC(QPinchGesture) |
| |
| public: |
| QPinchGesturePrivate() |
| : totalChangeFlags(0), changeFlags(0), |
| totalScaleFactor(1), lastScaleFactor(1), scaleFactor(1), |
| totalRotationAngle(0), lastRotationAngle(0), rotationAngle(0), |
| isNewSequence(true) |
| { |
| } |
| |
| QPinchGesture::ChangeFlags totalChangeFlags; |
| QPinchGesture::ChangeFlags changeFlags; |
| |
| QPointF startCenterPoint; |
| QPointF lastCenterPoint; |
| QPointF centerPoint; |
| |
| qreal totalScaleFactor; |
| qreal lastScaleFactor; |
| qreal scaleFactor; |
| |
| qreal totalRotationAngle; |
| qreal lastRotationAngle; |
| qreal rotationAngle; |
| |
| bool isNewSequence; |
| QPointF startPosition[2]; |
| }; |
| |
| class QSwipeGesturePrivate : public QGesturePrivate |
| { |
| Q_DECLARE_PUBLIC(QSwipeGesture) |
| |
| public: |
| enum State { |
| NoGesture, |
| Started, |
| ThreePointsReached |
| }; |
| |
| QSwipeGesturePrivate() |
| : horizontalDirection(QSwipeGesture::NoDirection), |
| verticalDirection(QSwipeGesture::NoDirection), |
| swipeAngle(0), |
| state(NoGesture), velocityValue(0) |
| { |
| } |
| |
| qreal velocity() const { return velocityValue; } |
| void setVelocity(qreal value) { velocityValue = value; } |
| |
| QSwipeGesture::SwipeDirection horizontalDirection; |
| QSwipeGesture::SwipeDirection verticalDirection; |
| qreal swipeAngle; |
| |
| QPoint lastPositions[3]; |
| State state; |
| qreal velocityValue; |
| QElapsedTimer time; |
| }; |
| |
| class QTapGesturePrivate : public QGesturePrivate |
| { |
| Q_DECLARE_PUBLIC(QTapGesture) |
| |
| public: |
| QTapGesturePrivate() |
| { |
| } |
| |
| QPointF position; |
| }; |
| |
| class QTapAndHoldGesturePrivate : public QGesturePrivate |
| { |
| Q_DECLARE_PUBLIC(QTapAndHoldGesture) |
| |
| public: |
| QTapAndHoldGesturePrivate() |
| : timerId(0) |
| { |
| } |
| |
| QPointF position; |
| int timerId; |
| static int Timeout; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QT_NO_GESTURES |
| |
| #endif // QGESTURE_P_H |