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39 | |
40 | #ifndef QSHAKERECOGNIZER_H |
41 | #define QSHAKERECOGNIZER_H |
42 | |
43 | #include <QDebug> |
44 | |
45 | #include <QtSensors/qsensorgesturerecognizer.h> |
46 | |
47 | #include "qtsensorgesturesensorhandler.h" |
48 | |
49 | QT_BEGIN_NAMESPACE |
50 | |
51 | struct ShakeData { |
52 | qreal x; |
53 | qreal y; |
54 | qreal z; |
55 | }; |
56 | |
57 | class QShake2SensorGestureRecognizer : public QSensorGestureRecognizer |
58 | { |
59 | Q_OBJECT |
60 | |
61 | public: |
62 | |
63 | enum ShakeDirection { |
64 | ShakeUndefined = 0, |
65 | ShakeLeft, |
66 | ShakeRight, |
67 | ShakeUp, |
68 | ShakeDown |
69 | }; |
70 | |
71 | QShake2SensorGestureRecognizer(QObject *parent = 0); |
72 | ~QShake2SensorGestureRecognizer(); |
73 | |
74 | void create() override; |
75 | |
76 | QString id() const override; |
77 | bool start() override; |
78 | bool stop() override; |
79 | bool isActive() override; |
80 | |
81 | int timerTimeout; |
82 | |
83 | |
84 | Q_SIGNALS: |
85 | void shakeLeft(); |
86 | void shakeRight(); |
87 | void shakeUp(); |
88 | void shakeDown(); |
89 | |
90 | private slots: |
91 | void accelChanged(QAccelerometerReading *reading); |
92 | void timeout(); |
93 | |
94 | |
95 | private: |
96 | QAccelerometerReading *accelReading; |
97 | |
98 | bool active; |
99 | |
100 | ShakeDirection shakeDirection; |
101 | |
102 | ShakeData prevData; |
103 | ShakeData currentData; |
104 | |
105 | bool checkForShake(ShakeData prevSensorData, ShakeData currentSensorData, qreal threshold); |
106 | bool shaking; |
107 | int shakeCount; |
108 | int threshold; |
109 | |
110 | bool isNegative(qreal num); |
111 | qreal lapsedTime; |
112 | quint64 lastTimestamp; |
113 | bool timerActive; |
114 | }; |
115 | QT_END_NAMESPACE |
116 | #endif // QSHAKERECOGNIZER_H |
117 | |