BOOL FASTCALL
co_IntInitializeDesktopGraphics(VOID)
{
TEXTMETRICW tmw;
UNICODE_STRING DriverName = RTL_CONSTANT_STRING(L"DISPLAY");
PDESKTOP pdesk;
ScreenDeviceContext = IntGdiCreateDC(&DriverName, NULL, NULL, NULL, FALSE);
if (NULL == ScreenDeviceContext)
{
IntDestroyPrimarySurface();
return FALSE;
}
GreSetDCOwner(ScreenDeviceContext, GDI_OBJ_HMGR_PUBLIC);
if (! IntCreatePrimarySurface())
{
return FALSE;
}
hSystemBM = NtGdiCreateCompatibleDC(ScreenDeviceContext);
NtGdiSelectFont(hSystemBM, NtGdiGetStockObject(SYSTEM_FONT));
GreSetDCOwner(hSystemBM, GDI_OBJ_HMGR_PUBLIC);
/* Update the SERVERINFO */
gpsi->aiSysMet[SM_CXSCREEN] = gppdevPrimary->gdiinfo.ulHorzRes;
gpsi->aiSysMet[SM_CYSCREEN] = gppdevPrimary->gdiinfo.ulVertRes;
gpsi->Planes = NtGdiGetDeviceCaps(ScreenDeviceContext, PLANES);
gpsi->BitsPixel = NtGdiGetDeviceCaps(ScreenDeviceContext, BITSPIXEL);
gpsi->BitCount = gpsi->Planes * gpsi->BitsPixel;
gpsi->dmLogPixels = NtGdiGetDeviceCaps(ScreenDeviceContext, LOGPIXELSY);
if (NtGdiGetDeviceCaps(ScreenDeviceContext, RASTERCAPS) & RC_PALETTE)
{
gpsi->PUSIFlags |= PUSIF_PALETTEDISPLAY;
}
else
gpsi->PUSIFlags &= ~PUSIF_PALETTEDISPLAY;
// Font is realized and this dc was previously set to internal DC_ATTR.
gpsi->cxSysFontChar = IntGetCharDimensions(hSystemBM, &tmw, (DWORD*)&gpsi->cySysFontChar);
gpsi->tmSysFont = tmw;
/* Put the pointer in the center of the screen */
gpsi->ptCursor.x = gpsi->aiSysMet[SM_CXSCREEN] / 2;
gpsi->ptCursor.y = gpsi->aiSysMet[SM_CYSCREEN] / 2;
/* Attach monitor */
UserAttachMonitor((HDEV)gppdevPrimary);
/* Setup the cursor */
co_IntLoadDefaultCursors();
/* Show the desktop */
pdesk = IntGetActiveDesktop();
ASSERT(pdesk);
co_IntShowDesktop(pdesk, gpsi->aiSysMet[SM_CXSCREEN], gpsi->aiSysMet[SM_CYSCREEN], TRUE);
return TRUE;
}
/*
* @implemented
*
*/
int
WINAPI
GetDeviceCaps(
_In_ HDC hdc,
_In_ int nIndex)
{
PDC_ATTR pdcattr;
PDEVCAPS pDevCaps = GdiDevCaps; // Primary display device capabilities.
DPRINT("Device CAPS1\n");
HANDLE_METADC(INT, GetDeviceCaps, 0, hdc, nIndex);
/* Get the DC attribute */
pdcattr = GdiGetDcAttr(hdc);
if (pdcattr == NULL)
{
SetLastError(ERROR_INVALID_PARAMETER);
return 0;
}
if (!(pdcattr->ulDirty_ & DC_PRIMARY_DISPLAY))
return NtGdiGetDeviceCaps(hdc, nIndex);
switch (nIndex)
{
case DRIVERVERSION:
return pDevCaps->ulVersion;
case TECHNOLOGY:
return pDevCaps->ulTechnology;
case HORZSIZE:
return pDevCaps->ulHorzSize;
case VERTSIZE:
return pDevCaps->ulVertSize;
case HORZRES:
return pDevCaps->ulHorzRes;
case VERTRES:
return pDevCaps->ulVertRes;
case LOGPIXELSX:
return pDevCaps->ulLogPixelsX;
case LOGPIXELSY:
return pDevCaps->ulLogPixelsY;
case BITSPIXEL:
return pDevCaps->ulBitsPixel;
case PLANES:
return pDevCaps->ulPlanes;
case NUMBRUSHES:
return -1;
case NUMPENS:
return pDevCaps->ulNumPens;
case NUMFONTS:
return pDevCaps->ulNumFonts;
case NUMCOLORS:
return pDevCaps->ulNumColors;
case ASPECTX:
return pDevCaps->ulAspectX;
case ASPECTY:
return pDevCaps->ulAspectY;
case ASPECTXY:
return pDevCaps->ulAspectXY;
case CLIPCAPS:
return CP_RECTANGLE;
case SIZEPALETTE:
return pDevCaps->ulSizePalette;
case NUMRESERVED:
return 20;
case COLORRES:
return pDevCaps->ulColorRes;
case DESKTOPVERTRES:
return pDevCaps->ulVertRes;
case DESKTOPHORZRES:
return pDevCaps->ulHorzRes;
case BLTALIGNMENT:
return pDevCaps->ulBltAlignment;
case SHADEBLENDCAPS:
return pDevCaps->ulShadeBlend;
case COLORMGMTCAPS:
return pDevCaps->ulColorMgmtCaps;
case PHYSICALWIDTH:
return pDevCaps->ulPhysicalWidth;
case PHYSICALHEIGHT:
return pDevCaps->ulPhysicalHeight;
case PHYSICALOFFSETX:
return pDevCaps->ulPhysicalOffsetX;
case PHYSICALOFFSETY:
return pDevCaps->ulPhysicalOffsetY;
case VREFRESH:
return pDevCaps->ulVRefresh;
case RASTERCAPS:
return pDevCaps->ulRasterCaps;
case CURVECAPS:
return (CC_CIRCLES | CC_PIE | CC_CHORD | CC_ELLIPSES | CC_WIDE |
CC_STYLED | CC_WIDESTYLED | CC_INTERIORS | CC_ROUNDRECT);
case LINECAPS:
return (LC_POLYLINE | LC_MARKER | LC_POLYMARKER | LC_WIDE |
LC_STYLED | LC_WIDESTYLED | LC_INTERIORS);
case POLYGONALCAPS:
return (PC_POLYGON | PC_RECTANGLE | PC_WINDPOLYGON | PC_SCANLINE |
PC_WIDE | PC_STYLED | PC_WIDESTYLED | PC_INTERIORS);
case TEXTCAPS:
return pDevCaps->ulTextCaps;
case PDEVICESIZE:
case SCALINGFACTORX:
case SCALINGFACTORY:
default:
return 0;
}
return 0;
}
