| 1 | /** @file
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| 2 | *
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| 3 | * VBox frontends: Framebuffer (FB, DirectFB):
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| 4 | * Declaration of VBoxDirectFB class
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| 5 | */
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| 6 |
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| 7 | /*
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| 8 | * Copyright (C) 2006-2017 Oracle Corporation
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| 9 | *
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| 10 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 11 | * available from http://www.virtualbox.org. This file is free software;
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| 12 | * you can redistribute it and/or modify it under the terms of the GNU
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| 13 | * General Public License (GPL) as published by the Free Software
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| 14 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 15 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 16 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 17 | */
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| 18 |
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| 19 | #ifndef __H_FRAMEBUFFER
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| 20 | #define __H_FRAMEBUFFER
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| 21 |
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| 22 | #include "VBoxFB.h"
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| 23 |
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| 24 | class VBoxDirectFB : public IFramebuffer
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| 25 | {
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| 26 | public:
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| 27 | VBoxDirectFB(IDirectFB *aDFB, IDirectFBSurface *aSurface);
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| 28 | virtual ~VBoxDirectFB();
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| 29 |
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| 30 | NS_DECL_ISUPPORTS
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| 31 |
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| 32 | NS_IMETHOD GetWidth(PRUint32 *width);
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| 33 | NS_IMETHOD GetHeight(PRUint32 *height);
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| 34 | NS_IMETHOD Lock();
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| 35 | NS_IMETHOD Unlock();
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| 36 | NS_IMETHOD GetAddress(PRUint8 **address);
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| 37 | NS_IMETHOD GetBitsPerPixel(PRUint32 *bitsPerPixel);
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| 38 | NS_IMETHOD GetBytesPerLine(PRUint32 *bytesPerLine);
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| 39 | NS_IMETHOD GetPixelFormat(PRUint32 *pixelFormat);
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| 40 | NS_IMETHOD GetUsesGuestVRAM(PRBool *usesGuestVRAM);
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| 41 | NS_IMETHOD GetHeightReduction(PRUint32 *heightReduction);
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| 42 | NS_IMETHOD GetOverlay(IFramebufferOverlay **aOverlay);
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| 43 | NS_IMETHOD GetWinId(PRUint64 *winId);
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| 44 | NS_IMETHOD NotifyUpdate(PRUint32 x, PRUint32 y, PRUint32 w, PRUint32 h);
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| 45 | NS_IMETHOD RequestResize(PRUint32 aScreenId, PRUint32 pixelFormat, PRUint8 *vram,
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| 46 | PRUint32 bitsPerPixel, PRUint32 bytesPerLine,
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| 47 | PRUint32 w, PRUint32 h,
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| 48 | PRBool *finished);
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| 49 | NS_IMETHOD VideoModeSupported(PRUint32 width, PRUint32 height, PRUint32 bpp, PRBool *supported);
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| 50 | NS_IMETHOD GetVisibleRegion(PRUint8 *aRectangles, PRUint32 aCount, PRUint32 *aCountCopied);
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| 51 | NS_IMETHOD SetVisibleRegion(PRUint8 *aRectangles, PRUint32 aCount);
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| 52 |
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| 53 | NS_IMETHOD ProcessVHWACommand(PRUint8 *pCommand);
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| 54 |
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| 55 | NS_IMETHOD Notify3DEvent(PRUint32 type, PRUint8 *reserved);
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| 56 | private:
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| 57 | int createSurface(uint32_t w, uint32_t h);
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| 58 |
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| 59 | IDirectFB *dfb;
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| 60 | IDirectFBSurface *surface;
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| 61 | uint32_t screenWidth;
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| 62 | uint32_t screenHeight;
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| 63 | IDirectFBSurface *fbInternalSurface;
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| 64 | void *fbBufferAddress;
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| 65 | uint32_t fbWidth;
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| 66 | uint32_t fbHeight;
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| 67 | uint32_t fbPitch;
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| 68 | int fbSurfaceLocked;
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| 69 | };
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| 70 |
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| 71 |
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| 72 | #endif // __H_FRAMEBUFFER
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| 73 |
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