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39
40#ifndef QQUICKSPRINGANIMATION_H
41#define QQUICKSPRINGANIMATION_H
42
43//
44// W A R N I N G
45// -------------
46//
47// This file is not part of the Qt API. It exists purely as an
48// implementation detail. This header file may change from version to
49// version without notice, or even be removed.
50//
51// We mean it.
52//
53
54#include <qqml.h>
55#include "qquickanimation_p.h"
56
57#include <QtCore/qobject.h>
58
59QT_BEGIN_NAMESPACE
60
61class QQuickSpringAnimationPrivate;
62class Q_AUTOTEST_EXPORT QQuickSpringAnimation : public QQuickNumberAnimation
63{
64 Q_OBJECT
65 Q_DECLARE_PRIVATE(QQuickSpringAnimation)
66 Q_INTERFACES(QQmlPropertyValueSource)
67
68 Q_PROPERTY(qreal velocity READ velocity WRITE setVelocity)
69 Q_PROPERTY(qreal spring READ spring WRITE setSpring)
70 Q_PROPERTY(qreal damping READ damping WRITE setDamping)
71 Q_PROPERTY(qreal epsilon READ epsilon WRITE setEpsilon)
72 Q_PROPERTY(qreal modulus READ modulus WRITE setModulus NOTIFY modulusChanged)
73 Q_PROPERTY(qreal mass READ mass WRITE setMass NOTIFY massChanged)
74 QML_NAMED_ELEMENT(SpringAnimation)
75
76public:
77 QQuickSpringAnimation(QObject *parent=nullptr);
78 ~QQuickSpringAnimation();
79
80 qreal velocity() const;
81 void setVelocity(qreal velocity);
82
83 qreal spring() const;
84 void setSpring(qreal spring);
85
86 qreal damping() const;
87 void setDamping(qreal damping);
88
89 qreal epsilon() const;
90 void setEpsilon(qreal epsilon);
91
92 qreal mass() const;
93 void setMass(qreal modulus);
94
95 qreal modulus() const;
96 void setModulus(qreal modulus);
97
98 QAbstractAnimationJob* transition(QQuickStateActions &actions,
99 QQmlProperties &modified,
100 TransitionDirection direction,
101 QObject *defaultTarget = nullptr) override;
102
103Q_SIGNALS:
104 void modulusChanged();
105 void massChanged();
106 void syncChanged();
107};
108
109QT_END_NAMESPACE
110
111QML_DECLARE_TYPE(QQuickSpringAnimation)
112
113#endif // QQUICKSPRINGANIMATION_H
114

source code of qtdeclarative/src/quick/util/qquickspringanimation_p.h