summaryrefslogtreecommitdiffstats
path: root/src/corelib/animation/qabstractanimation_p.h
blob: 7a4bfcf9caf5941dd86788bee27371143a07475a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (qt-info@nokia.com)
**
** This file is part of the QtCore module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QABSTRACTANIMATION_P_H
#define QABSTRACTANIMATION_P_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists for the convenience
// of QIODevice. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include <QtCore/qbasictimer.h>
#include <QtCore/qdatetime.h>
#include <QtCore/qtimer.h>
#include <private/qobject_p.h>

QT_BEGIN_NAMESPACE

class QAnimationGroup;
class QAbstractAnimation;
class QAbstractAnimationPrivate : public QObjectPrivate
{
public:
    QAbstractAnimationPrivate()
        : state(QAbstractAnimation::Stopped),
          direction(QAbstractAnimation::Forward),
          deleteWhenStopped(false),
          totalCurrentTime(0),
          currentTime(0),
          loopCount(1),
          currentLoop(0),
          group(0)
    {
    }

    virtual ~QAbstractAnimationPrivate() {}

    static QAbstractAnimationPrivate *get(QAbstractAnimation *q)
    {
        return q->d_func();
    }

    QAbstractAnimation::State state;
    QAbstractAnimation::Direction direction;
    bool deleteWhenStopped;
    void setState(QAbstractAnimation::State state);

    int totalCurrentTime;
    int currentTime;
    int loopCount;
    int currentLoop;

    QAnimationGroup *group;

private:
    Q_DECLARE_PUBLIC(QAbstractAnimation)
};


class QUnifiedTimer : public QObject
{
private:
    QUnifiedTimer();

public:
    //XXX this is needed by dui
    static Q_CORE_EXPORT QUnifiedTimer *instance();

    void registerAnimation(QAbstractAnimation *animation);
    void unregisterAnimation(QAbstractAnimation *animation);

    //defines the timing interval. Default is DEFAULT_TIMER_INTERVAL
    void setTimingInterval(int interval)
    {
        timingInterval = interval;
        if (animationTimer.isActive()) {
            //we changed the timing interval
            animationTimer.start(timingInterval, this);
        }
    }

    /*
       this allows to have a consistent timer interval at each tick from the timer
       not taking the real time that passed into account.
    */
    void setConsistentTiming(bool consistent) { consistentTiming = consistent; }

    int elapsedTime() const { return lastTick; }

protected:
    void timerEvent(QTimerEvent *);
    void updateTimer();

private:
    void updateRecentlyStartedAnimations();

    QBasicTimer animationTimer, startStopAnimationTimer;
    QTime time;
    int lastTick;
    int timingInterval;
    bool consistentTiming;
    QList<QAbstractAnimation*> animations, animationsToStart;
};

QT_END_NAMESPACE
#endif