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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