| 1 | /** @file
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| 2 | *
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| 3 | * VBox Remote Desktop Framebuffer.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2010 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | */
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| 17 |
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| 18 | #ifndef __VRDP__FRAMEBUFFER__H
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| 19 | #define __VRDP__FRAMEBUFFER__H
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| 20 |
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| 21 | #include <VBox/com/VirtualBox.h>
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| 22 |
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| 23 | #include <iprt/critsect.h>
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| 24 |
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| 25 | class VRDPFramebuffer :
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| 26 | VBOX_SCRIPTABLE_IMPL(IFramebuffer)
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| 27 | {
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| 28 | public:
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| 29 | VRDPFramebuffer();
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| 30 | virtual ~VRDPFramebuffer();
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| 31 |
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| 32 | #ifndef VBOX_WITH_XPCOM
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| 33 | STDMETHOD_(ULONG, AddRef)() {
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| 34 | return ::InterlockedIncrement (&refcnt);
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| 35 | }
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| 36 | STDMETHOD_(ULONG, Release)()
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| 37 | {
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| 38 | long cnt = ::InterlockedDecrement (&refcnt);
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| 39 | if (cnt == 0)
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| 40 | delete this;
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| 41 | return cnt;
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| 42 | }
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| 43 | #endif
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| 44 | VBOX_SCRIPTABLE_DISPATCH_IMPL(IFramebuffer)
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| 45 |
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| 46 | NS_DECL_ISUPPORTS
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| 47 |
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| 48 | STDMETHOD(COMGETTER(Width))(ULONG *width);
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| 49 | STDMETHOD(COMGETTER(Height))(ULONG *height);
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| 50 | STDMETHOD(Lock)();
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| 51 | STDMETHOD(Unlock)();
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| 52 | STDMETHOD(COMGETTER(Address))(BYTE **address);
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| 53 | STDMETHOD(COMGETTER(BitsPerPixel))(ULONG *bitsPerPixel);
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| 54 | STDMETHOD(COMGETTER(BytesPerLine))(ULONG *bytesPerLine);
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| 55 | STDMETHOD(COMGETTER(PixelFormat)) (ULONG *pixelFormat);
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| 56 | STDMETHOD(COMGETTER(UsesGuestVRAM)) (BOOL *usesGuestVRAM);
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| 57 | STDMETHOD(COMGETTER(HeightReduction)) (ULONG *heightReduction);
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| 58 | STDMETHOD(COMGETTER(Overlay)) (IFramebufferOverlay **aOverlay);
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| 59 | STDMETHOD(COMGETTER(WinId)) (LONG64 *winId);
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| 60 |
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| 61 | STDMETHOD(NotifyUpdate)(ULONG x, ULONG y, ULONG w, ULONG h);
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| 62 | STDMETHOD(RequestResize)(ULONG aScreenId, ULONG pixelFormat, BYTE *vram,
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| 63 | ULONG bitsPerPixel, ULONG bytesPerLine, ULONG w, ULONG h,
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| 64 | BOOL *finished);
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| 65 | STDMETHOD(VideoModeSupported)(ULONG width, ULONG height, ULONG bpp, BOOL *supported);
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| 66 |
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| 67 | STDMETHOD(GetVisibleRegion)(BYTE *aRectangles, ULONG aCount, ULONG *aCountCopied);
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| 68 | STDMETHOD(SetVisibleRegion)(BYTE *aRectangles, ULONG aCount);
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| 69 |
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| 70 | STDMETHOD(ProcessVHWACommand)(BYTE *pCommand);
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| 71 |
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| 72 | private:
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| 73 | /* If the format is Opaque, then internal memory buffer is used.
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| 74 | * Otherwise guest VRAM is used directly.
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| 75 | */
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| 76 | ULONG mPixelFormat;
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| 77 |
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| 78 | void *mBuffer;
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| 79 |
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| 80 | uint8_t *mScreen;
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| 81 | ULONG mWidth;
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| 82 | ULONG mHeight;
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| 83 | ULONG mBitsPerPixel;
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| 84 | ULONG mBytesPerLine;
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| 85 |
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| 86 | BOOL mUsesGuestVRAM;
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| 87 |
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| 88 | RTCRITSECT m_CritSect;
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| 89 |
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| 90 | #ifndef VBOX_WITH_XPCOM
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| 91 | long refcnt;
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| 92 | #endif
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| 93 | };
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| 94 |
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| 95 |
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| 96 | #endif /* __VRDP__FRAMEBUFFER__H */
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