FramebufferImpl.h revision c1d7df08909450796f6d81fd91b91bd09bc1f6f5
/** @file
*
* VirtualBox COM class implementation
*/
/*
* Copyright (C) 2006-2007 innotek GmbH
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License as published by the Free Software Foundation,
* in version 2 as it comes in the "COPYING" file of the VirtualBox OSE
* distribution. VirtualBox OSE is distributed in the hope that it will
* be useful, but WITHOUT ANY WARRANTY of any kind.
*
* If you received this file as part of a commercial VirtualBox
* distribution, then only the terms of your commercial VirtualBox
* license agreement apply instead of the previous paragraph.
*/
#ifndef ____H_FRAMEBUFFERIMPL
#define ____H_FRAMEBUFFERIMPL
#include "VirtualBoxBase.h"
class ATL_NO_VTABLE InternalFramebuffer :
public VirtualBoxBase,
public IFramebuffer
{
public:
InternalFramebuffer();
virtual ~InternalFramebuffer();
DECLARE_NOT_AGGREGATABLE(InternalFramebuffer)
DECLARE_PROTECT_FINAL_CONSTRUCT()
BEGIN_COM_MAP(InternalFramebuffer)
COM_INTERFACE_ENTRY(IFramebuffer)
END_COM_MAP()
NS_DECL_ISUPPORTS
// public methods only for internal purposes
HRESULT init (ULONG width, ULONG height, ULONG depth);
// IFramebuffer properties
STDMETHOD(COMGETTER(Address)) (BYTE **address);
STDMETHOD(COMGETTER(Width)) (ULONG *width);
STDMETHOD(COMGETTER(Height)) (ULONG *height);
STDMETHOD(COMGETTER(BitsPerPixel)) (ULONG *bitsPerPixel);
STDMETHOD(COMGETTER(BytesPerLine)) (ULONG *bytesPerLine);
STDMETHOD(COMGETTER(PixelFormat)) (ULONG *pixelFormat);
STDMETHOD(COMGETTER(UsesGuestVRAM)) (BOOL *usesGuestVRAM);
STDMETHOD(COMGETTER(HeightReduction)) (ULONG *heightReduction);
STDMETHOD(COMGETTER(Overlay)) (IFramebufferOverlay **aOverlay);
// IFramebuffer methods
STDMETHOD(Lock)();
STDMETHOD(Unlock)();
STDMETHOD(NotifyUpdate)(ULONG x, ULONG y,
ULONG w, ULONG h,
BOOL *finished);
STDMETHOD(RequestResize)(ULONG uScreenId, ULONG pixelFormat, BYTE *vram,
ULONG bpp, ULONG bpl, ULONG w, ULONG h,
BOOL *finished);
STDMETHOD(OperationSupported)(FramebufferAccelerationOperation_T operation,
BOOL *supported);
STDMETHOD(VideoModeSupported)(ULONG width, ULONG height, ULONG bpp, BOOL *supported);
STDMETHOD(SolidFill)(ULONG x, ULONG y, ULONG width, ULONG height,
ULONG color, BOOL *handled);
STDMETHOD(CopyScreenBits)(ULONG xDst, ULONG yDst, ULONG xSrc, ULONG ySrc,
ULONG width, ULONG height, BOOL *handled);
STDMETHOD(GetVisibleRegion)(BYTE *aRectangles, ULONG aCount, ULONG *aCountCopied);
STDMETHOD(SetVisibleRegion)(BYTE *aRectangles, ULONG aCount);
private:
int mWidth;
int mHeight;
int mBitsPerPixel;
int mBytesPerLine;
uint8_t *mData;
RTSEMMUTEX mMutex;
};
#endif // ____H_FRAMEBUFFERIMPL