1 /****************************************************************************
3 ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
4 ** All rights reserved.
5 ** Contact: Nokia Corporation (qt-info@nokia.com)
7 ** This file is part of the QtDeclarative module of the Qt Toolkit.
9 ** $QT_BEGIN_LICENSE:LGPL$
10 ** No Commercial Usage
11 ** This file contains pre-release code and may not be distributed.
12 ** You may use this file in accordance with the terms and conditions
13 ** contained in the Technology Preview License Agreement accompanying
16 ** GNU Lesser General Public License Usage
17 ** Alternatively, this file may be used under the terms of the GNU Lesser
18 ** General Public License version 2.1 as published by the Free Software
19 ** Foundation and appearing in the file LICENSE.LGPL included in the
20 ** packaging of this file. Please review the following information to
21 ** ensure the GNU Lesser General Public License version 2.1 requirements
22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
24 ** In addition, as a special exception, Nokia gives you certain additional
25 ** rights. These rights are described in the Nokia Qt LGPL Exception
26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
28 ** If you have questions regarding the use of this file, please contact
29 ** Nokia at qt-info@nokia.com.
40 ****************************************************************************/
42 #ifndef QDECLARATIVETIMELINE_H
43 #define QDECLARATIVETIMELINE_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 <QtCore/QObject>
57 #include <QtCore/QAbstractAnimation>
62 class QDeclarativeTimeLineValue;
63 class QDeclarativeTimeLineCallback;
64 struct QDeclarativeTimeLinePrivate;
65 class QDeclarativeTimeLineObject;
66 class Q_AUTOTEST_EXPORT QDeclarativeTimeLine : public QAbstractAnimation
70 QDeclarativeTimeLine(QObject *parent = 0);
71 ~QDeclarativeTimeLine();
73 enum SyncMode { LocalSync, GlobalSync };
74 SyncMode syncMode() const;
75 void setSyncMode(SyncMode);
77 void pause(QDeclarativeTimeLineObject &, int);
78 void callback(const QDeclarativeTimeLineCallback &);
79 void set(QDeclarativeTimeLineValue &, qreal);
81 int accel(QDeclarativeTimeLineValue &, qreal velocity, qreal accel);
82 int accel(QDeclarativeTimeLineValue &, qreal velocity, qreal accel, qreal maxDistance);
83 int accelDistance(QDeclarativeTimeLineValue &, qreal velocity, qreal distance);
85 void move(QDeclarativeTimeLineValue &, qreal destination, int time = 500);
86 void move(QDeclarativeTimeLineValue &, qreal destination, const QEasingCurve &, int time = 500);
87 void moveBy(QDeclarativeTimeLineValue &, qreal change, int time = 500);
88 void moveBy(QDeclarativeTimeLineValue &, qreal change, const QEasingCurve &, int time = 500);
91 void setSyncPoint(int);
92 int syncPoint() const;
94 void sync(QDeclarativeTimeLineValue &);
95 void sync(QDeclarativeTimeLineValue &, QDeclarativeTimeLineValue &);
97 void reset(QDeclarativeTimeLineValue &);
101 bool isActive() const;
105 virtual int duration() const;
111 virtual void updateCurrentTime(int);
114 void remove(QDeclarativeTimeLineObject *);
115 friend class QDeclarativeTimeLineObject;
116 friend struct QDeclarativeTimeLinePrivate;
117 QDeclarativeTimeLinePrivate *d;
120 class Q_AUTOTEST_EXPORT QDeclarativeTimeLineObject
123 QDeclarativeTimeLineObject();
124 virtual ~QDeclarativeTimeLineObject();
127 friend class QDeclarativeTimeLine;
128 friend struct QDeclarativeTimeLinePrivate;
129 QDeclarativeTimeLine *_t;
132 class Q_AUTOTEST_EXPORT QDeclarativeTimeLineValue : public QDeclarativeTimeLineObject
135 QDeclarativeTimeLineValue(qreal v = 0.) : _v(v) {}
137 virtual qreal value() const { return _v; }
138 virtual void setValue(qreal v) { _v = v; }
140 QDeclarativeTimeLine *timeLine() const { return _t; }
142 operator qreal() const { return _v; }
143 QDeclarativeTimeLineValue &operator=(qreal v) { setValue(v); return *this; }
145 friend class QDeclarativeTimeLine;
146 friend struct QDeclarativeTimeLinePrivate;
150 class Q_AUTOTEST_EXPORT QDeclarativeTimeLineCallback
153 typedef void (*Callback)(void *);
155 QDeclarativeTimeLineCallback();
156 QDeclarativeTimeLineCallback(QDeclarativeTimeLineObject *b, Callback, void * = 0);
157 QDeclarativeTimeLineCallback(const QDeclarativeTimeLineCallback &o);
159 QDeclarativeTimeLineCallback &operator=(const QDeclarativeTimeLineCallback &o);
160 QDeclarativeTimeLineObject *callbackObject() const;
163 friend struct QDeclarativeTimeLinePrivate;
166 QDeclarativeTimeLineObject *d2;
170 class QDeclarativeTimeLineValueProxy : public QDeclarativeTimeLineValue
173 QDeclarativeTimeLineValueProxy(T *cls, void (T::*func)(qreal), qreal v = 0.)
174 : QDeclarativeTimeLineValue(v), _class(cls), _setFunctionReal(func), _setFunctionInt(0)
179 QDeclarativeTimeLineValueProxy(T *cls, void (T::*func)(int), qreal v = 0.)
180 : QDeclarativeTimeLineValue(v), _class(cls), _setFunctionReal(0), _setFunctionInt(func)
185 virtual void setValue(qreal v)
187 QDeclarativeTimeLineValue::setValue(v);
188 if (_setFunctionReal) (_class->*_setFunctionReal)(v);
189 else if (_setFunctionInt) (_class->*_setFunctionInt)((int)v);
194 void (T::*_setFunctionReal)(qreal);
195 void (T::*_setFunctionInt)(int);