source: trunk/src/plugins/gfxdrivers/directfb/qdirectfbpixmap.h@ 561

Last change on this file since 561 was 561, checked in by Dmitry A. Kuminov, 15 years ago

trunk: Merged in qt 4.6.1 sources.

  • Property svn:eol-style set to native
File size: 3.8 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
4** All rights reserved.
5** Contact: Nokia Corporation ([email protected])
6**
7** This file is part of the plugins of the Qt Toolkit.
8**
9** $QT_BEGIN_LICENSE:LGPL$
10** Commercial Usage
11** Licensees holding valid Qt Commercial licenses may use this file in
12** accordance with the Qt Commercial License Agreement provided with the
13** Software or, alternatively, in accordance with the terms contained in
14** a written agreement between you and Nokia.
15**
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.
23**
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.
27**
28** GNU General Public License Usage
29** Alternatively, this file may be used under the terms of the GNU
30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
32** packaging of this file. Please review the following information to
33** ensure the GNU General Public License version 3.0 requirements will be
34** met: http://www.gnu.org/copyleft/gpl.html.
35**
36** If you have questions regarding the use of this file, please contact
37** Nokia at [email protected].
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42#ifndef QDIRECTFBPIXMAP_H
43#define QDIRECTFBPIXMAP_H
44
45#include <qglobal.h>
46
47#ifndef QT_NO_QWS_DIRECTFB
48
49#include <QtGui/private/qpixmapdata_p.h>
50#include <QtGui/private/qpaintengine_raster_p.h>
51#include "qdirectfbpaintdevice.h"
52#include <directfb.h>
53
54QT_BEGIN_HEADER
55
56QT_BEGIN_NAMESPACE
57
58QT_MODULE(Gui)
59
60class QDirectFBPaintEngine;
61
62class QDirectFBPixmapData : public QPixmapData, public QDirectFBPaintDevice
63{
64public:
65 QDirectFBPixmapData(QDirectFBScreen *screen, PixelType pixelType);
66 ~QDirectFBPixmapData();
67
68 // Re-implemented from QPixmapData:
69 virtual void resize(int width, int height);
70 virtual void fromImage(const QImage &image, Qt::ImageConversionFlags flags);
71#ifdef QT_DIRECTFB_IMAGEPROVIDER
72 virtual bool fromFile(const QString &filename, const char *format,
73 Qt::ImageConversionFlags flags);
74 virtual bool fromData(const uchar *buffer, uint len, const char *format,
75 Qt::ImageConversionFlags flags);
76#endif
77 virtual void copy(const QPixmapData *data, const QRect &rect);
78 virtual void fill(const QColor &color);
79 virtual QPixmap transformed(const QTransform &matrix,
80 Qt::TransformationMode mode) const;
81 virtual QImage toImage() const;
82 virtual QPaintEngine *paintEngine() const;
83 virtual QImage *buffer();
84 // Pure virtual in QPixmapData, so re-implement here and delegate to QDirectFBPaintDevice
85 virtual int metric(QPaintDevice::PaintDeviceMetric m) const { return QDirectFBPaintDevice::metric(m); }
86
87 inline QImage::Format pixelFormat() const { return imageFormat; }
88 static bool hasAlphaChannel(const QImage &img);
89 inline bool hasAlphaChannel() const { return alpha; }
90private:
91#ifdef QT_DIRECTFB_IMAGEPROVIDER
92 bool fromDataBufferDescription(const DFBDataBufferDescription &dataBuffer);
93#endif
94 void invalidate();
95 bool alpha;
96};
97
98QT_END_NAMESPACE
99
100QT_END_HEADER
101
102#endif // QT_NO_QWS_DIRECTFB
103
104#endif // QDIRECTFBPIXMAP_H
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