1 /****************************************************************************
3 ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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5 ** Contact: Nokia Corporation (qt-info@nokia.com)
7 ** This file is part of the plugins of the Qt Toolkit.
9 ** $QT_BEGIN_LICENSE:LGPL$
10 ** GNU Lesser General Public License Usage
11 ** This file may be used under the terms of the GNU Lesser General Public
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13 ** appearing in the file LICENSE.LGPL included in the packaging of this
14 ** file. Please review the following information to ensure the GNU Lesser
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18 ** In addition, as a special exception, Nokia gives you certain additional
19 ** rights. These rights are described in the Nokia Qt LGPL Exception
20 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
22 ** GNU General Public License Usage
23 ** Alternatively, this file may be used under the terms of the GNU General
24 ** Public License version 3.0 as published by the Free Software Foundation
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26 ** file. Please review the following information to ensure the GNU General
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40 ****************************************************************************/
42 #include "qcocoabackingstore.h"
44 #include <QtCore/qdebug.h>
45 #include <QtGui/QPainter>
49 QRect flipedRect(const QRect &sourceRect,int height)
51 if (!sourceRect.isValid())
53 QRect flippedRect = sourceRect;
54 flippedRect.moveTop(height - sourceRect.y());
58 QCocoaBackingStore::QCocoaBackingStore(QWindow *window)
59 : QPlatformBackingStore(window)
61 m_cocoaWindow = static_cast<QCocoaWindow *>(window->handle());
63 const QRect geo = window->geometry();
64 NSRect rect = NSMakeRect(geo.x(),geo.y(),geo.width(),geo.height());
66 m_image = new QImage(window->geometry().size(),QImage::Format_ARGB32);
69 QCocoaBackingStore::~QCocoaBackingStore()
74 QPaintDevice *QCocoaBackingStore::paintDevice()
79 void QCocoaBackingStore::flush(QWindow *widget, const QRegion ®ion, const QPoint &offset)
84 QRect geo = region.boundingRect();
86 NSRect rect = NSMakeRect(geo.x(), geo.y(), geo.width(), geo.height());
87 [m_cocoaWindow->m_windowSurfaceView displayRect:rect];
90 void QCocoaBackingStore::resize(const QSize &size, const QRegion &)
93 m_image = new QImage(size,QImage::Format_ARGB32_Premultiplied);
94 NSSize newSize = NSMakeSize(size.width(),size.height());
95 [static_cast<QNSView *>(m_cocoaWindow->m_windowSurfaceView) setImage:m_image];