#ifndef ____H_DISPLAYIMPL

#define ____H_DISPLAYIMPL

#include "VirtualBoxBase.h"

#include "SchemaDefs.h"

#include <iprt/semaphore.h>

#include <VBox/pdmdrv.h>

#include <VBox/VBoxGuest.h>

#include <VBox/VBoxVideo.h>

class Console;

enum {

ResizeStatus_Void,

ResizeStatus_InProgress,

ResizeStatus_UpdateDisplayData

};

typedef struct _DISPLAYFBINFO

{

uint32_t u32Offset;

uint32_t u32MaxFramebufferSize;

uint32_t u32InformationSize;

ComPtr<IFramebuffer> pFramebuffer;

LONG xOrigin;

LONG yOrigin;

ULONG w;

ULONG h;

VBOXVIDEOINFOHOSTEVENTS *pHostEvents;

volatile uint32_t u32ResizeStatus;

/* The Framebuffer has default format and must be updates immediately. */

bool fDefaultFormat;

struct {

/* The rectangle that includes all dirty rectangles. */

int32_t xLeft;

int32_t xRight;

int32_t yTop;

int32_t yBottom;

} dirtyRect;

struct {

bool fPending;

ULONG pixelFormat;

void *pvVRAM;

uint32_t bpp;

uint32_t cbLine;

int w;

int h;

} pendingResize;

} DISPLAYFBINFO;

class ATL_NO_VTABLE Display :

public VirtualBoxBaseNEXT,

public IConsoleCallback,

public VirtualBoxSupportErrorInfoImpl <Display, IDisplay>,

public VirtualBoxSupportTranslation <Display>,

public IDisplay

{

public:

VIRTUALBOXBASE_ADD_ERRORINFO_SUPPORT (Display)

DECLARE_NOT_AGGREGATABLE(Display)

DECLARE_PROTECT_FINAL_CONSTRUCT()

BEGIN_COM_MAP(Display)

COM_INTERFACE_ENTRY(ISupportErrorInfo)

COM_INTERFACE_ENTRY(IDisplay)

END_COM_MAP()

NS_DECL_ISUPPORTS

DECLARE_EMPTY_CTOR_DTOR (Display)

HRESULT FinalConstruct();

void FinalRelease();

// public initializer/uninitializer for internal purposes only

HRESULT init (Console *aParent);

void uninit();

// public methods only for internal purposes

int handleDisplayResize (unsigned uScreenId, uint32_t bpp, void *pvVRAM, uint32_t cbLine, int w, int h);

void handleDisplayUpdate (int x, int y, int cx, int cy);

IFramebuffer *getFramebuffer()

{

return maFramebuffers[VBOX_VIDEO_PRIMARY_SCREEN].pFramebuffer;

}

int VideoAccelEnable (bool fEnable, VBVAMEMORY *pVbvaMemory);

void VideoAccelFlush (void);

bool VideoAccelAllowed (void);

#ifdef VBOX_WITH_VRDP

void VideoAccelVRDP (bool fEnable);

#endif /* VBOX_WITH_VRDP */

// IConsoleCallback methods

STDMETHOD(OnMousePointerShapeChange)(BOOL visible, BOOL alpha, ULONG xHot, ULONG yHot,

ULONG width, ULONG height, BYTE *shape)

{

return S_OK;

}

STDMETHOD(OnMouseCapabilityChange)(BOOL supportsAbsolute, BOOL needsHostCursor)

{

return S_OK;

}

STDMETHOD(OnKeyboardLedsChange)(BOOL fNumLock, BOOL fCapsLock, BOOL fScrollLock)

{

return S_OK;

}

STDMETHOD(OnStateChange)(MachineState_T machineState);

STDMETHOD(OnAdditionsStateChange)()

{

return S_OK;

}

STDMETHOD(OnDVDDriveChange)()

{

return S_OK;

}

STDMETHOD(OnFloppyDriveChange)()

{

return S_OK;

}

STDMETHOD(OnNetworkAdapterChange) (INetworkAdapter *aNetworkAdapter)

{

return S_OK;

}

STDMETHOD(OnSerialPortChange) (ISerialPort *aSerialPort)

{

return S_OK;

}

STDMETHOD(OnParallelPortChange) (IParallelPort *aParallelPort)

{

return S_OK;

}

STDMETHOD(OnVRDPServerChange)()

{

return S_OK;

}

STDMETHOD(OnUSBControllerChange)()

{

return S_OK;

}

STDMETHOD(OnUSBDeviceStateChange)(IUSBDevice *device, BOOL attached,

IVirtualBoxErrorInfo *message)

{

return S_OK;

}

STDMETHOD(OnSharedFolderChange) (Scope_T aScope)

{

return S_OK;

}

STDMETHOD(OnRuntimeError)(BOOL fatal, IN_BSTR id, IN_BSTR message)

{

return S_OK;

}

STDMETHOD(OnCanShowWindow)(BOOL *canShow)

{

if (canShow)

*canShow = TRUE;

return S_OK;

}

STDMETHOD(OnShowWindow)(ULONG64 *winId)

{

if (winId)

*winId = 0;

return S_OK;

}

// IDisplay properties

STDMETHOD(COMGETTER(Width)) (ULONG *width);

STDMETHOD(COMGETTER(Height)) (ULONG *height);

STDMETHOD(COMGETTER(BitsPerPixel)) (ULONG *bitsPerPixel);

// IDisplay methods

STDMETHOD(SetupInternalFramebuffer)(ULONG depth);

STDMETHOD(LockFramebuffer)(BYTE **address);

STDMETHOD(UnlockFramebuffer)();

STDMETHOD(RegisterExternalFramebuffer)(IFramebuffer *frameBuf);

STDMETHOD(SetFramebuffer)(ULONG aScreenId, IFramebuffer *aFramebuffer);

STDMETHOD(GetFramebuffer)(ULONG aScreenId, IFramebuffer **aFramebuffer, LONG *aXOrigin, LONG *aYOrigin);

STDMETHOD(SetVideoModeHint)(ULONG width, ULONG height, ULONG bitsPerPixel, ULONG display);

STDMETHOD(TakeScreenShot)(BYTE *address, ULONG width, ULONG height);

STDMETHOD(DrawToScreen)(BYTE *address, ULONG x, ULONG y, ULONG width, ULONG height);

STDMETHOD(InvalidateAndUpdate)();

STDMETHOD(ResizeCompleted)(ULONG aScreenId);

STDMETHOD(UpdateCompleted)();

STDMETHOD(SetSeamlessMode)(BOOL enabled);

// for VirtualBoxSupportErrorInfoImpl

static const wchar_t *getComponentName() { return L"Display"; }

static const PDMDRVREG DrvReg;

private:

void updateDisplayData (bool aCheckParams = false);

static DECLCALLBACK(int) changeFramebuffer (Display *that, IFramebuffer *aFB,

bool aInternal, unsigned uScreenId);

static DECLCALLBACK(void*) drvQueryInterface(PPDMIBASE pInterface, PDMINTERFACE enmInterface);

static DECLCALLBACK(int) drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfgHandle);

static DECLCALLBACK(void) drvDestruct(PPDMDRVINS pDrvIns);

static DECLCALLBACK(int) displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface, uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy);

static DECLCALLBACK(void) displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,

uint32_t x, uint32_t y, uint32_t cx, uint32_t cy);

static DECLCALLBACK(void) displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface);

static DECLCALLBACK(void) displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface);

static DECLCALLBACK(void) displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled);

static DECLCALLBACK(void) displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM, uint32_t u32VRAMSize);

static DECLCALLBACK(void) displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM, unsigned uScreenId);

const ComObjPtr <Console, ComWeakRef> mParent;

/** Pointer to the associated display driver. */

struct DRVMAINDISPLAY *mpDrv;

/** Pointer to the device instance for the VMM Device. */

PPDMDEVINS mpVMMDev;

/** Set after the first attempt to find the VMM Device. */

bool mfVMMDevInited;

bool mInternalFramebuffer;

unsigned mcMonitors;

DISPLAYFBINFO maFramebuffers[SchemaDefs::MaxGuestMonitors];

bool mFramebufferOpened;

/** bitmask of acceleration operations supported by current framebuffer */

ULONG mSupportedAccelOps;

RTSEMEVENTMULTI mUpdateSem;

/* arguments of the last handleDisplayResize() call */

void *mLastAddress;

uint32_t mLastBytesPerLine;

uint32_t mLastBitsPerPixel;

int mLastWidth;

int mLastHeight;

VBVAMEMORY *mpVbvaMemory;

bool mfVideoAccelEnabled;

bool mfVideoAccelVRDP;

uint32_t mfu32SupportedOrders;

int32_t volatile mcVideoAccelVRDPRefs;

VBVAMEMORY *mpPendingVbvaMemory;

bool mfPendingVideoAccelEnable;

bool mfMachineRunning;

uint8_t *mpu8VbvaPartial;

uint32_t mcbVbvaPartial;

bool vbvaFetchCmd (VBVACMDHDR **ppHdr, uint32_t *pcbCmd);

void vbvaReleaseCmd (VBVACMDHDR *pHdr, int32_t cbCmd);

void handleResizeCompletedEMT (void);

};

#endif // ____H_DISPLAYIMPL