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https://github.com/xiaoyifang/goldendict-ng.git
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483381414f
* clean: remove macOS unused code related to gestures We prefer native gestures and disabled gesture.cc long time ago, those are unused * [autofix.ci] apply automated fixes --------- Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>
124 lines
2.5 KiB
C++
124 lines
2.5 KiB
C++
#pragma once
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#ifndef __APPLE__
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#include <QGestureRecognizer>
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#include <QGesture>
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#include <QTimer>
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#include <QEvent>
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#include <QAction>
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namespace Gestures {
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enum GestureResult {
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NOT_HANLDED,
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SWIPE_LEFT,
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SWIPE_RIGHT,
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SWIPE_UP,
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SWIPE_DOWN,
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ZOOM_IN,
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ZOOM_OUT
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};
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extern Qt::GestureType GDPinchGestureType;
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extern Qt::GestureType GDSwipeGestureType;
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void registerRecognizers();
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void unregisterRecognizers();
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bool isFewTouchPointsPresented();
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class GDPinchGestureRecognizer;
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class GDPinchGesture: public QGesture
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{
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public:
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GDPinchGesture( QObject * parent );
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bool isScaleChanged() const
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{
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return scaleChanged;
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}
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QPointF const & getCenterPoint() const
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{
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return centerPoint;
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}
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qreal getTotalScaleFactor() const
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{
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return totalScaleFactor;
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}
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protected:
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QPointF startCenterPoint;
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QPointF lastCenterPoint;
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QPointF centerPoint;
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qreal lastScaleFactor;
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qreal scaleFactor;
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qreal totalScaleFactor;
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bool isNewSequence;
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QPointF startPosition[ 2 ];
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bool scaleChanged;
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friend class GDPinchGestureRecognizer;
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};
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class GDSwipeGestureRecognizer;
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class GDSwipeGesture: public QGesture
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{
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public:
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GDSwipeGesture( QObject * parent );
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QSwipeGesture::SwipeDirection getHorizDirection() const
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{
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return horizDirection;
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}
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QSwipeGesture::SwipeDirection getVertDirection() const
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{
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return vertDirection;
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}
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protected:
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QSwipeGesture::SwipeDirection vertDirection;
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QSwipeGesture::SwipeDirection horizDirection;
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QPoint lastPositions[ 2 ];
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bool started;
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friend class GDSwipeGestureRecognizer;
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};
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class GDPinchGestureRecognizer: public QGestureRecognizer
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{
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public:
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static const qreal OUT_SCALE_LIMIT;
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static const qreal IN_SCALE_LIMIT;
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GDPinchGestureRecognizer() {}
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private:
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virtual QGesture * create( QObject * pTarget );
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virtual QGestureRecognizer::Result recognize( QGesture * pGesture, QObject * pWatched, QEvent * pEvent );
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void reset( QGesture * pGesture );
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};
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class GDSwipeGestureRecognizer: public QGestureRecognizer
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{
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public:
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GDSwipeGestureRecognizer() {}
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private:
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static const int MOVE_X_TRESHOLD = 100;
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static const int MOVE_Y_TRESHOLD = 50;
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virtual QGesture * create( QObject * pTarget );
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virtual QGestureRecognizer::Result recognize( QGesture * pGesture, QObject * pWatched, QEvent * pEvent );
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void reset( QGesture * pGesture );
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qreal computeAngle( int dx, int dy );
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};
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bool handleGestureEvent( QObject * obj, QEvent * event, GestureResult & result, QPoint & point );
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} // namespace Gestures
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#endif |