summaryrefslogtreecommitdiffstats
path: root/src/gui/image/qmovie.h
blob: eda5aa120bc6fa0e6dddeb093de56c3cf1997d93 (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
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtGui 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 http://www.qtsoftware.com/contact.
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QMOVIE_H
#define QMOVIE_H

#include <QtCore/qobject.h>

#ifndef QT_NO_MOVIE

#include <QtCore/qbytearray.h>
#include <QtCore/qlist.h>
#include <QtCore/qobject.h>
#include <QtGui/qimagereader.h>

#ifdef QT3_SUPPORT
#include <QtGui/qimage.h>
#include <QtGui/qpixmap.h>
#endif

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Gui)

class QByteArray;
class QColor;
class QIODevice;
class QImage;
class QPixmap;
class QRect;
class QSize;

class QMoviePrivate;
class Q_GUI_EXPORT QMovie : public QObject
{
    Q_OBJECT
    Q_DECLARE_SCOPED_PRIVATE(QMovie)
    Q_ENUMS(MovieState CacheMode)
    Q_PROPERTY(int speed READ speed WRITE setSpeed)
    Q_PROPERTY(CacheMode cacheMode READ cacheMode WRITE setCacheMode)
public:
    enum MovieState {
        NotRunning,
        Paused,
        Running
    };
    enum CacheMode {
        CacheNone,
        CacheAll
    };

    QMovie(QObject *parent = 0);
    explicit QMovie(QIODevice *device, const QByteArray &format = QByteArray(), QObject *parent = 0);
    explicit QMovie(const QString &fileName, const QByteArray &format = QByteArray(), QObject *parent = 0);
    ~QMovie();

    static QList<QByteArray> supportedFormats();

    void setDevice(QIODevice *device);
    QIODevice *device() const;

    void setFileName(const QString &fileName);
    QString fileName() const;

    void setFormat(const QByteArray &format);
    QByteArray format() const;

    void setBackgroundColor(const QColor &color);
    QColor backgroundColor() const;

    MovieState state() const;

    QRect frameRect() const;
    QImage currentImage() const;
    QPixmap currentPixmap() const;

    bool isValid() const;

    bool jumpToFrame(int frameNumber);
    int loopCount() const;
    int frameCount() const;
    int nextFrameDelay() const;
    int currentFrameNumber() const;

    int speed() const;

    QSize scaledSize();
    void setScaledSize(const QSize &size);

    CacheMode cacheMode() const;
    void setCacheMode(CacheMode mode);

    CacheMode cacheMode(); // ### Qt 5: remove me

Q_SIGNALS:
    void started();
    void resized(const QSize &size);
    void updated(const QRect &rect);
    void stateChanged(QMovie::MovieState state);
    void error(QImageReader::ImageReaderError error);
    void finished();
    void frameChanged(int frameNumber);

public Q_SLOTS:
    void start();
    bool jumpToNextFrame();
    void setPaused(bool paused);
    void stop();
    void setSpeed(int percentSpeed);

private:
    Q_DISABLE_COPY(QMovie)
    Q_PRIVATE_SLOT(d_func(), void _q_loadNextFrame())

#ifdef QT3_SUPPORT
public:
    inline QT3_SUPPORT bool isNull() const { return isValid(); }
    inline QT3_SUPPORT int frameNumber() const { return currentFrameNumber(); }
    inline QT3_SUPPORT bool running() const { return state() == Running; }
    inline QT3_SUPPORT bool paused() const { return state() == Paused; }
    inline QT3_SUPPORT bool finished() const { return state() == NotRunning; }
    inline QT3_SUPPORT void restart() { stop(); start(); }
    inline QT3_SUPPORT QImage frameImage() const { return currentImage(); }
    inline QT3_SUPPORT QPixmap framePixmap() const { return currentPixmap(); }
    inline QT3_SUPPORT void step() { jumpToNextFrame(); }
    inline QT3_SUPPORT void pause() { setPaused(true); }
    inline QT3_SUPPORT void unpause() { setPaused(false); }
#endif
};

QT_END_NAMESPACE

QT_END_HEADER

#endif // QT_NO_MOVIE

#endif // QMOVIE_H