1 /**************************************************************************** 2 ** 3 ** Copyright (C) 2019 The Qt Company Ltd. 4 ** Contact: https://www.qt.io/licensing/ 5 ** 6 ** This file is part of the plugins of the Qt Toolkit. 7 ** 8 ** $QT_BEGIN_LICENSE:LGPL$ 9 ** Commercial License Usage 10 ** Licensees holding valid commercial Qt licenses may use this file in 11 ** accordance with the commercial license agreement provided with the 12 ** Software or, alternatively, in accordance with the terms contained in 13 ** a written agreement between you and The Qt Company. For licensing terms 14 ** and conditions see https://www.qt.io/terms-conditions. For further 15 ** information use the contact form at https://www.qt.io/contact-us. 16 ** 17 ** GNU Lesser General Public License Usage 18 ** Alternatively, this file may be used under the terms of the GNU Lesser 19 ** General Public License version 3 as published by the Free Software 20 ** Foundation and appearing in the file LICENSE.LGPL3 included in the 21 ** packaging of this file. Please review the following information to 22 ** ensure the GNU Lesser General Public License version 3 requirements 23 ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. 24 ** 25 ** GNU General Public License Usage 26 ** Alternatively, this file may be used under the terms of the GNU 27 ** General Public License version 2.0 or (at your option) the GNU General 28 ** Public license version 3 or any later version approved by the KDE Free 29 ** Qt Foundation. The licenses are as published by the Free Software 30 ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 31 ** included in the packaging of this file. Please review the following 32 ** information to ensure the GNU General Public License requirements will 33 ** be met: https://www.gnu.org/licenses/gpl-2.0.html and 34 ** https://www.gnu.org/licenses/gpl-3.0.html. 35 ** 36 ** $QT_END_LICENSE$ 37 ** 38 ****************************************************************************/ 39 40 #ifndef QIOSURFACEGRAPHICSBUFFER_H 41 #define QIOSURFACEGRAPHICSBUFFER_H 42 43 #include <qpa/qplatformgraphicsbuffer.h> 44 #include <private/qcore_mac_p.h> 45 46 QT_BEGIN_NAMESPACE 47 48 class QIOSurfaceGraphicsBuffer : public QPlatformGraphicsBuffer 49 { 50 public: 51 QIOSurfaceGraphicsBuffer(const QSize &size, const QPixelFormat &format); 52 ~QIOSurfaceGraphicsBuffer(); 53 54 void setColorSpace(QCFType<CGColorSpaceRef> colorSpace); 55 56 const uchar *data() const override; 57 uchar *data() override; 58 int bytesPerLine() const override; 59 60 IOSurfaceRef surface(); 61 bool isInUse() const; 62 63 protected: 64 bool doLock(AccessTypes access, const QRect &rect) override; 65 void doUnlock() override; 66 67 private: 68 QCFType<IOSurfaceRef> m_surface; 69 70 friend QDebug operator<<(QDebug, const QIOSurfaceGraphicsBuffer *); 71 }; 72 73 #ifndef QT_NO_DEBUG_STREAM 74 QDebug operator<<(QDebug, const QIOSurfaceGraphicsBuffer *); 75 #endif 76 77 QT_END_NAMESPACE 78 79 #endif // QIOSURFACEGRAPHICSBUFFER_H 80