149 lines
2.9 KiB
C++
149 lines
2.9 KiB
C++
/******************************************************************************
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* QSkinny - Copyright (C) 2016 Uwe Rathmann
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* This file may be used under the terms of the QSkinny License, Version 1.0
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*****************************************************************************/
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#ifndef QSK_GESTURE_H
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#define QSK_GESTURE_H
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#include "QskGlobal.h"
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#include <qmetatype.h>
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#include <qpoint.h>
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class QSK_EXPORT QskGesture
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{
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Q_GADGET
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public:
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enum Type
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{
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NoType = -1,
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Tap,
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TapAndHold,
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Pan,
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#if 0
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// TODO
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Pinch,
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#endif
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Swipe,
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CustomType = 16
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};
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Q_ENUM( Type )
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enum State
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{
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NoGesture,
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Started,
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Updated,
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Finished,
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Canceled
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};
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Q_ENUM( State )
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virtual ~QskGesture();
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Type type() const { return m_type; }
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void setState( State );
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inline State state() const { return m_state; }
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protected:
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QskGesture( Type type );
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const Type m_type;
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State m_state;
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};
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class QSK_EXPORT QskTapGesture : public QskGesture
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{
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using Inherited = QskGesture;
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public:
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QskTapGesture();
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~QskTapGesture() override;
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void setPosition( const QPointF& pos );
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inline QPointF position() const { return m_position; }
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private:
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QPointF m_position;
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};
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class QSK_EXPORT QskTapAndHoldGesture : public QskGesture
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{
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using Inherited = QskGesture;
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public:
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QskTapAndHoldGesture();
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~QskTapAndHoldGesture() override;
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void setPosition( const QPointF& pos );
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inline QPointF position() const { return m_position; }
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void setTimeout( int msecs );
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inline int timeout() const { return m_timeout; }
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private:
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QPointF m_position;
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int m_timeout;
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};
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class QSK_EXPORT QskPanGesture : public QskGesture
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{
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using Inherited = QskGesture;
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public:
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QskPanGesture();
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~QskPanGesture() override;
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void setVelocity( qreal );
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inline qreal velocity() const { return m_velocity; }
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void setOrigin( const QPointF& );
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inline const QPointF& origin() const { return m_origin; }
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void setLastPosition( const QPointF& );
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inline QPointF lastPosition() const { return m_lastPosition; }
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void setPosition( const QPointF& );
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inline const QPointF& position() const { return m_position; }
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void setAngle( qreal degrees );
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inline qreal angle() const { return m_angle; }
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inline QPointF delta() const { return m_position - m_lastPosition; }
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private:
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qreal m_angle;
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qreal m_velocity;
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QPointF m_origin;
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QPointF m_lastPosition;
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QPointF m_position;
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};
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class QSK_EXPORT QskSwipeGesture : public QskGesture
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{
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using Inherited = QskGesture;
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public:
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QskSwipeGesture();
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~QskSwipeGesture() override;
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void setVelocity( qreal velocity );
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inline qreal velocity() const { return m_velocity; }
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void setAngle( qreal angle );
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inline qreal angle() const;
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private:
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qreal m_velocity;
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qreal m_angle;
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};
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#endif
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