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42 #ifndef QDECLARATIVESMOOTHEDANIMATION_P_H
43 #define QDECLARATIVESMOOTHEDANIMATION_P_H
49 // This file is not part of the Qt API. It exists purely as an
50 // implementation detail. This header file may change from version to
51 // version without notice, or even be removed.
56 #include "qdeclarativesmoothedanimation_p.h"
57 #include "qdeclarativeanimation_p.h"
59 #include "qdeclarativeanimation_p_p.h"
61 #include <qparallelanimationgroup.h>
63 #include <private/qobject_p.h>
64 #include <QBasicTimer>
68 class Q_AUTOTEST_EXPORT QSmoothedAnimation : public QAbstractAnimation
71 QSmoothedAnimation(QObject *parent=0);
77 int maximumEasingTime;
78 QDeclarativeSmoothedAnimation::ReversingMode reversingMode;
80 qreal initialVelocity;
83 QDeclarativeProperty target;
90 virtual void updateCurrentTime(int);
91 virtual void updateState(QAbstractAnimation::State, QAbstractAnimation::State);
92 virtual void timerEvent(QTimerEvent *);
95 qreal easeFollow(qreal);
102 // Parameters for use in updateCurrentTime()
103 qreal a; // Acceleration
104 qreal d; // Deceleration
105 qreal tf; // Total time
106 qreal tp; // Time at which peak velocity occurs
107 qreal td; // Time at which deceleration begins
108 qreal vp; // Velocity at tp
109 qreal sp; // Displacement at tp
110 qreal sd; // Displacement at td
111 qreal vi; // "Normalized" initialvelocity
119 QBasicTimer delayedStopTimer;
122 class QDeclarativeSmoothedAnimationPrivate : public QDeclarativePropertyAnimationPrivate
124 Q_DECLARE_PUBLIC(QDeclarativeSmoothedAnimation)
126 QDeclarativeSmoothedAnimationPrivate();
127 void updateRunningAnimations();
129 QParallelAnimationGroup *wrapperGroup;
130 QSmoothedAnimation *anim;
131 QHash<QDeclarativeProperty, QSmoothedAnimation*> activeAnimations;
136 #endif // QDECLARATIVESMOOTHEDANIMATION_P_H