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goma / wine / refs/tags/wine-20040213 / . / objects / dc.c
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/*
* GDI Device Context functions
*
* Copyright 1993 Alexandre Julliard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winreg.h"
#include "winternl.h"
#include "winerror.h"
#include "wownt32.h"
#include "wine/winuser16.h"
#include "gdi.h"
#include "gdi_private.h"
#include "wine/unicode.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(dc);
static BOOL DC_DeleteObject( HGDIOBJ handle, void *obj );
static const struct gdi_obj_funcs dc_funcs =
{
NULL, /* pSelectObject */
NULL, /* pGetObject16 */
NULL, /* pGetObjectA */
NULL, /* pGetObjectW */
NULL, /* pUnrealizeObject */
DC_DeleteObject /* pDeleteObject */
};
/***********************************************************************
* DC_AllocDC
*/
DC *DC_AllocDC( const DC_FUNCTIONS *funcs, WORD magic )
{
HDC hdc;
DC *dc;
if (!(dc = GDI_AllocObject( sizeof(*dc), magic, (HGDIOBJ*)&hdc, &dc_funcs ))) return NULL;
dc->hSelf = hdc;
dc->funcs = funcs;
dc->physDev = NULL;
dc->saveLevel = 0;
dc->dwHookData = 0;
dc->hookProc = NULL;
dc->hookThunk = NULL;
dc->wndOrgX = 0;
dc->wndOrgY = 0;
dc->wndExtX = 1;
dc->wndExtY = 1;
dc->vportOrgX = 0;
dc->vportOrgY = 0;
dc->vportExtX = 1;
dc->vportExtY = 1;
dc->flags = 0;
dc->hClipRgn = 0;
dc->hVisRgn = 0;
dc->hPen = GetStockObject( BLACK_PEN );
dc->hBrush = GetStockObject( WHITE_BRUSH );
dc->hFont = GetStockObject( SYSTEM_FONT );
dc->hBitmap = 0;
dc->hDevice = 0;
dc->hPalette = GetStockObject( DEFAULT_PALETTE );
dc->gdiFont = 0;
dc->ROPmode = R2_COPYPEN;
dc->polyFillMode = ALTERNATE;
dc->stretchBltMode = BLACKONWHITE;
dc->relAbsMode = ABSOLUTE;
dc->backgroundMode = OPAQUE;
dc->backgroundColor = RGB( 255, 255, 255 );
dc->dcBrushColor = RGB( 255, 255, 255 );
dc->dcPenColor = RGB( 0, 0, 0 );
dc->textColor = RGB( 0, 0, 0 );
dc->brushOrgX = 0;
dc->brushOrgY = 0;
dc->textAlign = TA_LEFT | TA_TOP | TA_NOUPDATECP;
dc->charExtra = 0;
dc->breakCount = 0;
dc->breakExtra = 0;
dc->breakRem = 0;
dc->MapMode = MM_TEXT;
dc->GraphicsMode = GM_COMPATIBLE;
dc->pAbortProc = NULL;
dc->CursPosX = 0;
dc->CursPosY = 0;
dc->ArcDirection = AD_COUNTERCLOCKWISE;
dc->xformWorld2Wnd.eM11 = 1.0f;
dc->xformWorld2Wnd.eM12 = 0.0f;
dc->xformWorld2Wnd.eM21 = 0.0f;
dc->xformWorld2Wnd.eM22 = 1.0f;
dc->xformWorld2Wnd.eDx = 0.0f;
dc->xformWorld2Wnd.eDy = 0.0f;
dc->xformWorld2Vport = dc->xformWorld2Wnd;
dc->xformVport2World = dc->xformWorld2Wnd;
dc->vport2WorldValid = TRUE;
PATH_InitGdiPath(&dc->path);
return dc;
}
/***********************************************************************
* DC_GetDCPtr
*/
DC *DC_GetDCPtr( HDC hdc )
{
GDIOBJHDR *ptr = GDI_GetObjPtr( hdc, MAGIC_DONTCARE );
if (!ptr) return NULL;
if ((GDIMAGIC(ptr->wMagic) == DC_MAGIC) ||
(GDIMAGIC(ptr->wMagic) == MEMORY_DC_MAGIC) ||
(GDIMAGIC(ptr->wMagic) == METAFILE_DC_MAGIC) ||
(GDIMAGIC(ptr->wMagic) == ENHMETAFILE_DC_MAGIC))
return (DC *)ptr;
GDI_ReleaseObj( hdc );
SetLastError( ERROR_INVALID_HANDLE );
return NULL;
}
/***********************************************************************
* DC_GetDCUpdate
*
* Retrieve a DC ptr while making sure the visRgn is updated.
* This function may call up to USER so the GDI lock should _not_
* be held when calling it.
*/
DC *DC_GetDCUpdate( HDC hdc )
{
DC *dc = DC_GetDCPtr( hdc );
if (!dc) return NULL;
while (dc->flags & DC_DIRTY)
{
DCHOOKPROC proc = dc->hookThunk;
dc->flags &= ~DC_DIRTY;
if (proc)
{
DWORD data = dc->dwHookData;
GDI_ReleaseObj( hdc );
proc( HDC_16(hdc), DCHC_INVALIDVISRGN, data, 0 );
if (!(dc = DC_GetDCPtr( hdc ))) break;
/* otherwise restart the loop in case it became dirty again in the meantime */
}
}
return dc;
}
/***********************************************************************
* DC_DeleteObject
*/
static BOOL DC_DeleteObject( HGDIOBJ handle, void *obj )
{
GDI_ReleaseObj( handle );
return DeleteDC( handle );
}
/***********************************************************************
* DC_InitDC
*
* Setup device-specific DC values for a newly created DC.
*/
void DC_InitDC( DC* dc )
{
if (dc->funcs->pRealizeDefaultPalette) dc->funcs->pRealizeDefaultPalette( dc->physDev );
SetTextColor( dc->hSelf, dc->textColor );
SetBkColor( dc->hSelf, dc->backgroundColor );
SelectObject( dc->hSelf, dc->hPen );
SelectObject( dc->hSelf, dc->hBrush );
SelectObject( dc->hSelf, dc->hFont );
CLIPPING_UpdateGCRegion( dc );
}
/***********************************************************************
* DC_InvertXform
*
* Computes the inverse of the transformation xformSrc and stores it to
* xformDest. Returns TRUE if successful or FALSE if the xformSrc matrix
* is singular.
*/
static BOOL DC_InvertXform( const XFORM *xformSrc, XFORM *xformDest )
{
FLOAT determinant;
determinant = xformSrc->eM11*xformSrc->eM22 -
xformSrc->eM12*xformSrc->eM21;
if (determinant > -1e-12 && determinant < 1e-12)
return FALSE;
xformDest->eM11 = xformSrc->eM22 / determinant;
xformDest->eM12 = -xformSrc->eM12 / determinant;
xformDest->eM21 = -xformSrc->eM21 / determinant;
xformDest->eM22 = xformSrc->eM11 / determinant;
xformDest->eDx = -xformSrc->eDx * xformDest->eM11 -
xformSrc->eDy * xformDest->eM21;
xformDest->eDy = -xformSrc->eDx * xformDest->eM12 -
xformSrc->eDy * xformDest->eM22;
return TRUE;
}
/***********************************************************************
* DC_UpdateXforms
*
* Updates the xformWorld2Vport, xformVport2World and vport2WorldValid
* fields of the specified DC by creating a transformation that
* represents the current mapping mode and combining it with the DC's
* world transform. This function should be called whenever the
* parameters associated with the mapping mode (window and viewport
* extents and origins) or the world transform change.
*/
void DC_UpdateXforms( DC *dc )
{
XFORM xformWnd2Vport, oldworld2vport;
FLOAT scaleX, scaleY;
/* Construct a transformation to do the window-to-viewport conversion */
scaleX = (FLOAT)dc->vportExtX / (FLOAT)dc->wndExtX;
scaleY = (FLOAT)dc->vportExtY / (FLOAT)dc->wndExtY;
xformWnd2Vport.eM11 = scaleX;
xformWnd2Vport.eM12 = 0.0;
xformWnd2Vport.eM21 = 0.0;
xformWnd2Vport.eM22 = scaleY;
xformWnd2Vport.eDx = (FLOAT)dc->vportOrgX -
scaleX * (FLOAT)dc->wndOrgX;
xformWnd2Vport.eDy = (FLOAT)dc->vportOrgY -
scaleY * (FLOAT)dc->wndOrgY;
oldworld2vport = dc->xformWorld2Vport;
/* Combine with the world transformation */
CombineTransform( &dc->xformWorld2Vport, &dc->xformWorld2Wnd,
&xformWnd2Vport );
/* Create inverse of world-to-viewport transformation */
dc->vport2WorldValid = DC_InvertXform( &dc->xformWorld2Vport,
&dc->xformVport2World );
/* Reselect the font back into the dc so that the font size
gets updated. */
if(memcmp(&oldworld2vport, &dc->xformWorld2Vport, sizeof(oldworld2vport)))
SelectObject(dc->hSelf, GetCurrentObject(dc->hSelf, OBJ_FONT));
}
/***********************************************************************
* GetDCState (Not a Windows API)
*/
HDC WINAPI GetDCState( HDC hdc )
{
DC * newdc, * dc;
HGDIOBJ handle;
if (!(dc = DC_GetDCPtr( hdc ))) return 0;
if (!(newdc = GDI_AllocObject( sizeof(DC), GDIMAGIC(dc->header.wMagic), &handle, &dc_funcs )))
{
GDI_ReleaseObj( hdc );
return 0;
}
TRACE("(%p): returning %p\n", hdc, handle );
newdc->flags = dc->flags | DC_SAVED;
newdc->hPen = dc->hPen;
newdc->hBrush = dc->hBrush;
newdc->hFont = dc->hFont;
newdc->hBitmap = dc->hBitmap;
newdc->hDevice = dc->hDevice;
newdc->hPalette = dc->hPalette;
newdc->ROPmode = dc->ROPmode;
newdc->polyFillMode = dc->polyFillMode;
newdc->stretchBltMode = dc->stretchBltMode;
newdc->relAbsMode = dc->relAbsMode;
newdc->backgroundMode = dc->backgroundMode;
newdc->backgroundColor = dc->backgroundColor;
newdc->textColor = dc->textColor;
newdc->dcBrushColor = dc->dcBrushColor;
newdc->dcPenColor = dc->dcPenColor;
newdc->brushOrgX = dc->brushOrgX;
newdc->brushOrgY = dc->brushOrgY;
newdc->textAlign = dc->textAlign;
newdc->charExtra = dc->charExtra;
newdc->breakCount = dc->breakCount;
newdc->breakExtra = dc->breakExtra;
newdc->breakRem = dc->breakRem;
newdc->MapMode = dc->MapMode;
newdc->GraphicsMode = dc->GraphicsMode;
newdc->CursPosX = dc->CursPosX;
newdc->CursPosY = dc->CursPosY;
newdc->ArcDirection = dc->ArcDirection;
newdc->xformWorld2Wnd = dc->xformWorld2Wnd;
newdc->xformWorld2Vport = dc->xformWorld2Vport;
newdc->xformVport2World = dc->xformVport2World;
newdc->vport2WorldValid = dc->vport2WorldValid;
newdc->wndOrgX = dc->wndOrgX;
newdc->wndOrgY = dc->wndOrgY;
newdc->wndExtX = dc->wndExtX;
newdc->wndExtY = dc->wndExtY;
newdc->vportOrgX = dc->vportOrgX;
newdc->vportOrgY = dc->vportOrgY;
newdc->vportExtX = dc->vportExtX;
newdc->vportExtY = dc->vportExtY;
newdc->hSelf = (HDC)handle;
newdc->saveLevel = 0;
PATH_InitGdiPath( &newdc->path );
newdc->pAbortProc = NULL;
newdc->hookThunk = NULL;
newdc->hookProc = 0;
/* Get/SetDCState() don't change hVisRgn field ("Undoc. Windows" p.559). */
newdc->hVisRgn = 0;
if (dc->hClipRgn)
{
newdc->hClipRgn = CreateRectRgn( 0, 0, 0, 0 );
CombineRgn( newdc->hClipRgn, dc->hClipRgn, 0, RGN_COPY );
}
else
newdc->hClipRgn = 0;
if(dc->gdiFont) {
newdc->gdiFont = dc->gdiFont;
} else
newdc->gdiFont = 0;
GDI_ReleaseObj( handle );
GDI_ReleaseObj( hdc );
return handle;
}
/***********************************************************************
* SetDCState (Not a Windows API)
*/
void WINAPI SetDCState( HDC hdc, HDC hdcs )
{
DC *dc, *dcs;
if (!(dc = DC_GetDCUpdate( hdc ))) return;
if (!(dcs = DC_GetDCPtr( hdcs )))
{
GDI_ReleaseObj( hdc );
return;
}
if (!dcs->flags & DC_SAVED)
{
GDI_ReleaseObj( hdc );
GDI_ReleaseObj( hdcs );
return;
}
TRACE("%p %p\n", hdc, hdcs );
dc->flags = dcs->flags & ~(DC_SAVED | DC_DIRTY);
dc->hDevice = dcs->hDevice;
dc->ROPmode = dcs->ROPmode;
dc->polyFillMode = dcs->polyFillMode;
dc->stretchBltMode = dcs->stretchBltMode;
dc->relAbsMode = dcs->relAbsMode;
dc->backgroundMode = dcs->backgroundMode;
dc->backgroundColor = dcs->backgroundColor;
dc->textColor = dcs->textColor;
dc->dcBrushColor = dcs->dcBrushColor;
dc->dcPenColor = dcs->dcPenColor;
dc->brushOrgX = dcs->brushOrgX;
dc->brushOrgY = dcs->brushOrgY;
dc->textAlign = dcs->textAlign;
dc->charExtra = dcs->charExtra;
dc->breakCount = dcs->breakCount;
dc->breakExtra = dcs->breakExtra;
dc->breakRem = dcs->breakRem;
dc->MapMode = dcs->MapMode;
dc->GraphicsMode = dcs->GraphicsMode;
dc->CursPosX = dcs->CursPosX;
dc->CursPosY = dcs->CursPosY;
dc->ArcDirection = dcs->ArcDirection;
dc->xformWorld2Wnd = dcs->xformWorld2Wnd;
dc->xformWorld2Vport = dcs->xformWorld2Vport;
dc->xformVport2World = dcs->xformVport2World;
dc->vport2WorldValid = dcs->vport2WorldValid;
dc->wndOrgX = dcs->wndOrgX;
dc->wndOrgY = dcs->wndOrgY;
dc->wndExtX = dcs->wndExtX;
dc->wndExtY = dcs->wndExtY;
dc->vportOrgX = dcs->vportOrgX;
dc->vportOrgY = dcs->vportOrgY;
dc->vportExtX = dcs->vportExtX;
dc->vportExtY = dcs->vportExtY;
if (dcs->hClipRgn)
{
if (!dc->hClipRgn) dc->hClipRgn = CreateRectRgn( 0, 0, 0, 0 );
CombineRgn( dc->hClipRgn, dcs->hClipRgn, 0, RGN_COPY );
}
else
{
if (dc->hClipRgn) DeleteObject( dc->hClipRgn );
dc->hClipRgn = 0;
}
CLIPPING_UpdateGCRegion( dc );
SelectObject( hdc, dcs->hBitmap );
SelectObject( hdc, dcs->hBrush );
SelectObject( hdc, dcs->hFont );
SelectObject( hdc, dcs->hPen );
SetBkColor( hdc, dcs->backgroundColor);
SetTextColor( hdc, dcs->textColor);
GDISelectPalette( hdc, dcs->hPalette, FALSE );
GDI_ReleaseObj( hdcs );
GDI_ReleaseObj( hdc );
}
/***********************************************************************
* GetDCState (GDI.179)
*/
HDC16 WINAPI GetDCState16( HDC16 hdc )
{
return HDC_16( GetDCState( HDC_32(hdc) ));
}
/***********************************************************************
* SetDCState (GDI.180)
*/
void WINAPI SetDCState16( HDC16 hdc, HDC16 hdcs )
{
SetDCState( HDC_32(hdc), HDC_32(hdcs) );
}
/***********************************************************************
* SaveDC (GDI32.@)
*/
INT WINAPI SaveDC( HDC hdc )
{
HDC hdcs;
DC * dc, * dcs;
INT ret;
dc = DC_GetDCPtr( hdc );
if (!dc) return 0;
if(dc->funcs->pSaveDC)
{
ret = dc->funcs->pSaveDC( dc->physDev );
GDI_ReleaseObj( hdc );
return ret;
}
if (!(hdcs = GetDCState( hdc )))
{
GDI_ReleaseObj( hdc );
return 0;
}
dcs = DC_GetDCPtr( hdcs );
/* Copy path. The reason why path saving / restoring is in SaveDC/
* RestoreDC and not in GetDCState/SetDCState is that the ...DCState
* functions are only in Win16 (which doesn't have paths) and that
* SetDCState doesn't allow us to signal an error (which can happen
* when copying paths).
*/
if (!PATH_AssignGdiPath( &dcs->path, &dc->path ))
{
GDI_ReleaseObj( hdc );
GDI_ReleaseObj( hdcs );
DeleteDC( hdcs );
return 0;
}
dcs->header.hNext = dc->header.hNext;
dc->header.hNext = HDC_16(hdcs);
TRACE("(%p): returning %d\n", hdc, dc->saveLevel+1 );
ret = ++dc->saveLevel;
GDI_ReleaseObj( hdcs );
GDI_ReleaseObj( hdc );
return ret;
}
/***********************************************************************
* RestoreDC (GDI32.@)
*/
BOOL WINAPI RestoreDC( HDC hdc, INT level )
{
DC * dc, * dcs;
BOOL success;
TRACE("%p %d\n", hdc, level );
dc = DC_GetDCUpdate( hdc );
if(!dc) return FALSE;
if(dc->funcs->pRestoreDC)
{
success = dc->funcs->pRestoreDC( dc->physDev, level );
GDI_ReleaseObj( hdc );
return success;
}
if (level == -1) level = dc->saveLevel;
if ((level < 1)
/* This pair of checks disagrees with MSDN "Platform SDK:
Windows GDI" July 2000 which says all negative values
for level will be interpreted as an instance relative
to the current state. Restricting it to just -1 does
not satisfy this */
|| (level > dc->saveLevel))
{
GDI_ReleaseObj( hdc );
return FALSE;
}
success=TRUE;
while (dc->saveLevel >= level)
{
HDC hdcs = HDC_32(dc->header.hNext);
if (!(dcs = DC_GetDCPtr( hdcs )))
{
GDI_ReleaseObj( hdc );
return FALSE;
}
dc->header.hNext = dcs->header.hNext;
if (--dc->saveLevel < level)
{
SetDCState( hdc, hdcs );
if (!PATH_AssignGdiPath( &dc->path, &dcs->path ))
/* FIXME: This might not be quite right, since we're
* returning FALSE but still destroying the saved DC state */
success=FALSE;
}
GDI_ReleaseObj( hdcs );
GDI_ReleaseObj( hdc );
DeleteDC( hdcs );
if (!(dc = DC_GetDCPtr( hdc ))) return FALSE;
}
GDI_ReleaseObj( hdc );
return success;
}
/***********************************************************************
* CreateDCW (GDI32.@)
*/
HDC WINAPI CreateDCW( LPCWSTR driver, LPCWSTR device, LPCWSTR output,
const DEVMODEW *initData )
{
HDC hdc;
DC * dc;
const DC_FUNCTIONS *funcs;
WCHAR buf[300];
GDI_CheckNotLock();
if (!device || !DRIVER_GetDriverName( device, buf, 300 ))
{
if (!driver) return 0;
strcpyW(buf, driver);
}
if (!(funcs = DRIVER_load_driver( buf )))
{
ERR( "no driver found for %s\n", debugstr_w(buf) );
return 0;
}
if (!(dc = DC_AllocDC( funcs, DC_MAGIC )))
{
DRIVER_release_driver( funcs );
return 0;
}
hdc = dc->hSelf;
dc->hBitmap = GetStockObject( DEFAULT_BITMAP );
TRACE("(driver=%s, device=%s, output=%s): returning %p\n",
debugstr_w(driver), debugstr_w(device), debugstr_w(output), dc->hSelf );
if (dc->funcs->pCreateDC &&
!dc->funcs->pCreateDC( dc, &dc->physDev, buf, device, output, initData ))
{
WARN("creation aborted by device\n" );
GDI_FreeObject( dc->hSelf, dc );
DRIVER_release_driver( funcs );
return 0;
}
dc->hVisRgn = CreateRectRgn( 0, 0, GetDeviceCaps( hdc, HORZRES ),
GetDeviceCaps( hdc, VERTRES ) );
DC_InitDC( dc );
GDI_ReleaseObj( hdc );
return hdc;
}
/***********************************************************************
* CreateDCA (GDI32.@)
*/
HDC WINAPI CreateDCA( LPCSTR driver, LPCSTR device, LPCSTR output,
const DEVMODEA *initData )
{
UNICODE_STRING driverW, deviceW, outputW;
DEVMODEW *initDataW;
HDC ret;
if (driver) RtlCreateUnicodeStringFromAsciiz(&driverW, driver);
else driverW.Buffer = NULL;
if (device) RtlCreateUnicodeStringFromAsciiz(&deviceW, device);
else deviceW.Buffer = NULL;
if (output) RtlCreateUnicodeStringFromAsciiz(&outputW, output);
else outputW.Buffer = NULL;
if (initData) initDataW = GdiConvertToDevmodeW(initData);
else initDataW = NULL;
ret = CreateDCW( driverW.Buffer, deviceW.Buffer, outputW.Buffer, initDataW );
RtlFreeUnicodeString(&driverW);
RtlFreeUnicodeString(&deviceW);
RtlFreeUnicodeString(&outputW);
if (initDataW) HeapFree(GetProcessHeap(), 0, initDataW);
return ret;
}
/***********************************************************************
* CreateICA (GDI32.@)
*/
HDC WINAPI CreateICA( LPCSTR driver, LPCSTR device, LPCSTR output,
const DEVMODEA* initData )
{
/* Nothing special yet for ICs */
return CreateDCA( driver, device, output, initData );
}
/***********************************************************************
* CreateICW (GDI32.@)
*/
HDC WINAPI CreateICW( LPCWSTR driver, LPCWSTR device, LPCWSTR output,
const DEVMODEW* initData )
{
/* Nothing special yet for ICs */
return CreateDCW( driver, device, output, initData );
}
/***********************************************************************
* CreateCompatibleDC (GDI32.@)
*/
HDC WINAPI CreateCompatibleDC( HDC hdc )
{
DC *dc, *origDC;
const DC_FUNCTIONS *funcs;
PHYSDEV physDev;
GDI_CheckNotLock();
if ((origDC = GDI_GetObjPtr( hdc, DC_MAGIC )))
{
funcs = origDC->funcs;
physDev = origDC->physDev;
GDI_ReleaseObj( hdc ); /* can't hold the lock while loading the driver */
funcs = DRIVER_get_driver( funcs );
}
else
{
static const WCHAR displayW[] = { 'd','i','s','p','l','a','y',0 };
funcs = DRIVER_load_driver( displayW );
physDev = NULL;
}
if (!funcs) return 0;
if (!(dc = DC_AllocDC( funcs, MEMORY_DC_MAGIC )))
{
DRIVER_release_driver( funcs );
return 0;
}
TRACE("(%p): returning %p\n", hdc, dc->hSelf );
dc->hBitmap = GetStockObject( DEFAULT_BITMAP );
/* Copy the driver-specific physical device info into
* the new DC. The driver may use this read-only info
* while creating the compatible DC below. */
dc->physDev = physDev;
if (dc->funcs->pCreateDC &&
!dc->funcs->pCreateDC( dc, &dc->physDev, NULL, NULL, NULL, NULL ))
{
WARN("creation aborted by device\n");
GDI_FreeObject( dc->hSelf, dc );
DRIVER_release_driver( funcs );
return 0;
}
dc->hVisRgn = CreateRectRgn( 0, 0, 1, 1 ); /* default bitmap is 1x1 */
DC_InitDC( dc );
GDI_ReleaseObj( dc->hSelf );
return dc->hSelf;
}
/***********************************************************************
* DeleteDC (GDI32.@)
*/
BOOL WINAPI DeleteDC( HDC hdc )
{
const DC_FUNCTIONS *funcs = NULL;
DC * dc;
TRACE("%p\n", hdc );
GDI_CheckNotLock();
if (!(dc = DC_GetDCPtr( hdc ))) return FALSE;
/* Call hook procedure to check whether is it OK to delete this DC */
if (dc->hookThunk)
{
DCHOOKPROC proc = dc->hookThunk;
DWORD data = dc->dwHookData;
GDI_ReleaseObj( hdc );
if (!proc( HDC_16(hdc), DCHC_DELETEDC, data, 0 )) return FALSE;
if (!(dc = DC_GetDCPtr( hdc ))) return TRUE; /* deleted by the hook */
}
while (dc->saveLevel)
{
DC * dcs;
HDC hdcs = HDC_32(dc->header.hNext);
if (!(dcs = DC_GetDCPtr( hdcs ))) break;
dc->header.hNext = dcs->header.hNext;
dc->saveLevel--;
if (dcs->hClipRgn) DeleteObject( dcs->hClipRgn );
if (dcs->hVisRgn) DeleteObject( dcs->hVisRgn );
PATH_DestroyGdiPath(&dcs->path);
GDI_FreeObject( hdcs, dcs );
}
if (!(dc->flags & DC_SAVED))
{
SelectObject( hdc, GetStockObject(BLACK_PEN) );
SelectObject( hdc, GetStockObject(WHITE_BRUSH) );
SelectObject( hdc, GetStockObject(SYSTEM_FONT) );
SelectObject( hdc, GetStockObject(DEFAULT_BITMAP) );
funcs = dc->funcs;
if (dc->funcs->pDeleteDC) dc->funcs->pDeleteDC(dc->physDev);
dc->physDev = NULL;
}
if (dc->hClipRgn) DeleteObject( dc->hClipRgn );
if (dc->hVisRgn) DeleteObject( dc->hVisRgn );
PATH_DestroyGdiPath(&dc->path);
GDI_FreeObject( hdc, dc );
if (funcs) DRIVER_release_driver( funcs ); /* do that after releasing the GDI lock */
return TRUE;
}
/***********************************************************************
* ResetDCW (GDI32.@)
*/
HDC WINAPI ResetDCW( HDC hdc, const DEVMODEW *devmode )
{
DC *dc;
HDC ret = hdc;
if ((dc = DC_GetDCPtr( hdc )))
{
if (dc->funcs->pResetDC) ret = dc->funcs->pResetDC( dc->physDev, devmode );
GDI_ReleaseObj( hdc );
}
return ret;
}
/***********************************************************************
* ResetDCA (GDI32.@)
*/
HDC WINAPI ResetDCA( HDC hdc, const DEVMODEA *devmode )
{
DEVMODEW *devmodeW;
HDC ret;
if (devmode) devmodeW = GdiConvertToDevmodeW(devmode);
else devmodeW = NULL;
ret = ResetDCW(hdc, devmodeW);
if (devmodeW) HeapFree(GetProcessHeap(), 0, devmodeW);
return ret;
}
/***********************************************************************
* GetDeviceCaps (GDI32.@)
*/
INT WINAPI GetDeviceCaps( HDC hdc, INT cap )
{
DC *dc;
INT ret = 0;
if ((dc = DC_GetDCPtr( hdc )))
{
if (dc->funcs->pGetDeviceCaps) ret = dc->funcs->pGetDeviceCaps( dc->physDev, cap );
GDI_ReleaseObj( hdc );
}
return ret;
}
/***********************************************************************
* SetBkColor (GDI32.@)
*/
COLORREF WINAPI SetBkColor( HDC hdc, COLORREF color )
{
COLORREF oldColor;
DC * dc = DC_GetDCPtr( hdc );
TRACE("hdc=%p color=0x%08lx\n", hdc, color);
if (!dc) return CLR_INVALID;
oldColor = dc->backgroundColor;
if (dc->funcs->pSetBkColor)
{
color = dc->funcs->pSetBkColor(dc->physDev, color);
if (color == CLR_INVALID) /* don't change it */
{
color = oldColor;
oldColor = CLR_INVALID;
}
}
dc->backgroundColor = color;
GDI_ReleaseObj( hdc );
return oldColor;
}
/***********************************************************************
* SetTextColor (GDI32.@)
*/
COLORREF WINAPI SetTextColor( HDC hdc, COLORREF color )
{
COLORREF oldColor;
DC * dc = DC_GetDCPtr( hdc );
TRACE(" hdc=%p color=0x%08lx\n", hdc, color);
if (!dc) return CLR_INVALID;
oldColor = dc->textColor;
if (dc->funcs->pSetTextColor)
{
color = dc->funcs->pSetTextColor(dc->physDev, color);
if (color == CLR_INVALID) /* don't change it */
{
color = oldColor;
oldColor = CLR_INVALID;
}
}
dc->textColor = color;
GDI_ReleaseObj( hdc );
return oldColor;
}
/***********************************************************************
* SetTextAlign (GDI32.@)
*/
UINT WINAPI SetTextAlign( HDC hdc, UINT align )
{
UINT prevAlign;
DC *dc = DC_GetDCPtr( hdc );
TRACE("hdc=%p align=%d\n", hdc, align);
if (!dc) return 0x0;
if (dc->funcs->pSetTextAlign)
prevAlign = dc->funcs->pSetTextAlign(dc->physDev, align);
else {
prevAlign = dc->textAlign;
dc->textAlign = align;
}
GDI_ReleaseObj( hdc );
return prevAlign;
}
/***********************************************************************
* GetDCOrgEx (GDI32.@)
*/
BOOL WINAPI GetDCOrgEx( HDC hDC, LPPOINT lpp )
{
DC * dc;
if (!lpp) return FALSE;
if (!(dc = DC_GetDCPtr( hDC ))) return FALSE;
lpp->x = lpp->y = 0;
if (dc->funcs->pGetDCOrgEx) dc->funcs->pGetDCOrgEx( dc->physDev, lpp );
GDI_ReleaseObj( hDC );
return TRUE;
}
/***********************************************************************
* SetDCOrg (GDI.117)
*/
DWORD WINAPI SetDCOrg16( HDC16 hdc16, INT16 x, INT16 y )
{
DWORD prevOrg = 0;
HDC hdc = HDC_32( hdc16 );
DC *dc = DC_GetDCPtr( hdc );
if (!dc) return 0;
if (dc->funcs->pSetDCOrg) prevOrg = dc->funcs->pSetDCOrg( dc->physDev, x, y );
GDI_ReleaseObj( hdc );
return prevOrg;
}
/***********************************************************************
* SetGraphicsMode (GDI32.@)
*/
INT WINAPI SetGraphicsMode( HDC hdc, INT mode )
{
INT ret = 0;
DC *dc = DC_GetDCPtr( hdc );
/* One would think that setting the graphics mode to GM_COMPATIBLE
* would also reset the world transformation matrix to the unity
* matrix. However, in Windows, this is not the case. This doesn't
* make a lot of sense to me, but that's the way it is.
*/
if (!dc) return 0;
if ((mode > 0) && (mode <= GM_LAST))
{
ret = dc->GraphicsMode;
dc->GraphicsMode = mode;
}
GDI_ReleaseObj( hdc );
return ret;
}
/***********************************************************************
* SetArcDirection (GDI32.@)
*/
INT WINAPI SetArcDirection( HDC hdc, INT nDirection )
{
DC * dc;
INT nOldDirection = 0;
if (nDirection!=AD_COUNTERCLOCKWISE && nDirection!=AD_CLOCKWISE)
{
SetLastError(ERROR_INVALID_PARAMETER);
return 0;
}
if ((dc = DC_GetDCPtr( hdc )))
{
if (dc->funcs->pSetArcDirection)
{
dc->funcs->pSetArcDirection(dc->physDev, nDirection);
}
nOldDirection = dc->ArcDirection;
dc->ArcDirection = nDirection;
GDI_ReleaseObj( hdc );
}
return nOldDirection;
}
/***********************************************************************
* GetWorldTransform (GDI32.@)
*/
BOOL WINAPI GetWorldTransform( HDC hdc, LPXFORM xform )
{
DC * dc;
if (!xform) return FALSE;
if (!(dc = DC_GetDCPtr( hdc ))) return FALSE;
*xform = dc->xformWorld2Wnd;
GDI_ReleaseObj( hdc );
return TRUE;
}
/***********************************************************************
* GetTransform (GDI32.@)
*/
BOOL WINAPI GetTransform( HDC hdc, DWORD unknown, LPXFORM xform )
{
if (unknown == 0x0203) return GetWorldTransform( hdc, xform );
FIXME("stub: don't know what to do for code %lx\n", unknown );
return FALSE;
}
/***********************************************************************
* SetWorldTransform (GDI32.@)
*/
BOOL WINAPI SetWorldTransform( HDC hdc, const XFORM *xform )
{
BOOL ret = FALSE;
DC *dc = DC_GetDCPtr( hdc );
if (!dc) return FALSE;
if (!xform) goto done;
/* Check that graphics mode is GM_ADVANCED */
if (dc->GraphicsMode!=GM_ADVANCED) goto done;
if (dc->funcs->pSetWorldTransform)
{
ret = dc->funcs->pSetWorldTransform(dc->physDev, xform);
if (!ret) goto done;
}
dc->xformWorld2Wnd = *xform;
DC_UpdateXforms( dc );
ret = TRUE;
done:
GDI_ReleaseObj( hdc );
return ret;
}
/****************************************************************************
* ModifyWorldTransform [GDI32.@]
* Modifies the world transformation for a device context.
*
* PARAMS
* hdc [I] Handle to device context
* xform [I] XFORM structure that will be used to modify the world
* transformation
* iMode [I] Specifies in what way to modify the world transformation
* Possible values:
* MWT_IDENTITY
* Resets the world transformation to the identity matrix.
* The parameter xform is ignored.
* MWT_LEFTMULTIPLY
* Multiplies xform into the world transformation matrix from
* the left.
* MWT_RIGHTMULTIPLY
* Multiplies xform into the world transformation matrix from
* the right.
*
* RETURNS
* Success: TRUE.
* Failure: FALSE. Use GetLastError() to determine the cause.
*/
BOOL WINAPI ModifyWorldTransform( HDC hdc, const XFORM *xform,
DWORD iMode )
{
BOOL ret = FALSE;
DC *dc = DC_GetDCPtr( hdc );
/* Check for illegal parameters */
if (!dc) return FALSE;
if (!xform) goto done;
/* Check that graphics mode is GM_ADVANCED */
if (dc->GraphicsMode!=GM_ADVANCED) goto done;
if (dc->funcs->pModifyWorldTransform)
{
ret = dc->funcs->pModifyWorldTransform(dc->physDev, xform, iMode);
if (!ret) goto done;
}
switch (iMode)
{
case MWT_IDENTITY:
dc->xformWorld2Wnd.eM11 = 1.0f;
dc->xformWorld2Wnd.eM12 = 0.0f;
dc->xformWorld2Wnd.eM21 = 0.0f;
dc->xformWorld2Wnd.eM22 = 1.0f;
dc->xformWorld2Wnd.eDx = 0.0f;
dc->xformWorld2Wnd.eDy = 0.0f;
break;
case MWT_LEFTMULTIPLY:
CombineTransform( &dc->xformWorld2Wnd, xform,
&dc->xformWorld2Wnd );
break;
case MWT_RIGHTMULTIPLY:
CombineTransform( &dc->xformWorld2Wnd, &dc->xformWorld2Wnd,
xform );
break;
default:
goto done;
}
DC_UpdateXforms( dc );
ret = TRUE;
done:
GDI_ReleaseObj( hdc );
return ret;
}
/****************************************************************************
* CombineTransform [GDI32.@]
* Combines two transformation matrices.
*
* PARAMS
* xformResult [O] Stores the result of combining the two matrices
* xform1 [I] Specifies the first matrix to apply
* xform2 [I] Specifies the second matrix to apply
*
* REMARKS
* The same matrix can be passed in for more than one of the parameters.
*
* RETURNS
* Success: TRUE.
* Failure: FALSE. Use GetLastError() to determine the cause.
*/
BOOL WINAPI CombineTransform( LPXFORM xformResult, const XFORM *xform1,
const XFORM *xform2 )
{
XFORM xformTemp;
/* Check for illegal parameters */
if (!xformResult || !xform1 || !xform2)
return FALSE;
/* Create the result in a temporary XFORM, since xformResult may be
* equal to xform1 or xform2 */
xformTemp.eM11 = xform1->eM11 * xform2->eM11 +
xform1->eM12 * xform2->eM21;
xformTemp.eM12 = xform1->eM11 * xform2->eM12 +
xform1->eM12 * xform2->eM22;
xformTemp.eM21 = xform1->eM21 * xform2->eM11 +
xform1->eM22 * xform2->eM21;
xformTemp.eM22 = xform1->eM21 * xform2->eM12 +
xform1->eM22 * xform2->eM22;
xformTemp.eDx = xform1->eDx * xform2->eM11 +
xform1->eDy * xform2->eM21 +
xform2->eDx;
xformTemp.eDy = xform1->eDx * xform2->eM12 +
xform1->eDy * xform2->eM22 +
xform2->eDy;
/* Copy the result to xformResult */
*xformResult = xformTemp;
return TRUE;
}
/***********************************************************************
* SetDCHook (GDI32.@)
*
* Note: this doesn't exist in Win32, we add it here because user32 needs it.
*/
BOOL WINAPI SetDCHook( HDC hdc, DCHOOKPROC hookProc, DWORD dwHookData )
{
DC *dc = GDI_GetObjPtr( hdc, DC_MAGIC );
if (!dc) return FALSE;
if (!(dc->flags & DC_SAVED))
{
dc->dwHookData = dwHookData;
dc->hookThunk = hookProc;
}
GDI_ReleaseObj( hdc );
return TRUE;
}
/* relay function to call the 16-bit DC hook proc */
static BOOL16 WINAPI call_dc_hook16( HDC16 hdc16, WORD code, DWORD data, LPARAM lParam )
{
WORD args[6];
DWORD ret;
FARPROC16 proc = NULL;
HDC hdc = HDC_32( hdc16 );
DC *dc = DC_GetDCPtr( hdc );
if (!dc) return FALSE;
proc = dc->hookProc;
GDI_ReleaseObj( hdc );
if (!proc) return FALSE;
args[5] = hdc16;
args[4] = code;
args[3] = HIWORD(data);
args[2] = LOWORD(data);
args[1] = HIWORD(lParam);
args[0] = LOWORD(lParam);
WOWCallback16Ex( (DWORD)proc, WCB16_PASCAL, sizeof(args), args, &ret );
return LOWORD(ret);
}
/***********************************************************************
* SetDCHook (GDI.190)
*/
BOOL16 WINAPI SetDCHook16( HDC16 hdc16, FARPROC16 hookProc, DWORD dwHookData )
{
HDC hdc = HDC_32( hdc16 );
DC *dc = DC_GetDCPtr( hdc );
if (!dc) return FALSE;
dc->hookProc = hookProc;
GDI_ReleaseObj( hdc );
return SetDCHook( hdc, call_dc_hook16, dwHookData );
}
/***********************************************************************
* GetDCHook (GDI.191)
*/
DWORD WINAPI GetDCHook16( HDC16 hdc16, FARPROC16 *phookProc )
{
HDC hdc = HDC_32( hdc16 );
DC *dc = DC_GetDCPtr( hdc );
DWORD ret;
if (!dc) return 0;
*phookProc = dc->hookProc;
ret = dc->dwHookData;
GDI_ReleaseObj( hdc );
return ret;
}
/***********************************************************************
* SetHookFlags (GDI.192)
*/
WORD WINAPI SetHookFlags16(HDC16 hdc16, WORD flags)
{
HDC hdc = HDC_32( hdc16 );
DC *dc = DC_GetDCPtr( hdc );
if( dc )
{
WORD wRet = dc->flags & DC_DIRTY;
/* "Undocumented Windows" info is slightly confusing.
*/
TRACE("hDC %p, flags %04x\n",hdc,flags);
if( flags & DCHF_INVALIDATEVISRGN )
dc->flags |= DC_DIRTY;
else if( flags & DCHF_VALIDATEVISRGN || !flags )
dc->flags &= ~DC_DIRTY;
GDI_ReleaseObj( hdc );
return wRet;
}
return 0;
}
/***********************************************************************
* SetICMMode (GDI32.@)
*/
INT WINAPI SetICMMode(HDC hdc, INT iEnableICM)
{
/*FIXME Asuming that ICM is always off, and cannot be turned on */
if (iEnableICM == ICM_OFF) return ICM_OFF;
if (iEnableICM == ICM_ON) return 0;
if (iEnableICM == ICM_QUERY) return ICM_OFF;
return 0;
}
/***********************************************************************
* GetDeviceGammaRamp (GDI32.@)
*/
BOOL WINAPI GetDeviceGammaRamp(HDC hDC, LPVOID ptr)
{
BOOL ret = FALSE;
DC *dc = DC_GetDCPtr( hDC );
if( dc )
{
if (dc->funcs->pGetDeviceGammaRamp)
ret = dc->funcs->pGetDeviceGammaRamp(dc->physDev, ptr);
GDI_ReleaseObj( hDC );
}
return ret;
}
/***********************************************************************
* SetDeviceGammaRamp (GDI32.@)
*/
BOOL WINAPI SetDeviceGammaRamp(HDC hDC, LPVOID ptr)
{
BOOL ret = FALSE;
DC *dc = DC_GetDCPtr( hDC );
if( dc )
{
if (dc->funcs->pSetDeviceGammaRamp)
ret = dc->funcs->pSetDeviceGammaRamp(dc->physDev, ptr);
GDI_ReleaseObj( hDC );
}
return ret;
}
/***********************************************************************
* GetColorSpace (GDI32.@)
*/
HCOLORSPACE WINAPI GetColorSpace(HDC hdc)
{
/*FIXME Need to to whatever GetColorSpace actually does */
return 0;
}
/***********************************************************************
* CreateColorSpaceA (GDI32.@)
*/
HCOLORSPACE WINAPI CreateColorSpaceA( LPLOGCOLORSPACEA lpLogColorSpace )
{
FIXME( "stub\n" );
return 0;
}
/***********************************************************************
* CreateColorSpaceW (GDI32.@)
*/
HCOLORSPACE WINAPI CreateColorSpaceW( LPLOGCOLORSPACEW lpLogColorSpace )
{
FIXME( "stub\n" );
return 0;
}
/***********************************************************************
* DeleteColorSpace (GDI32.@)
*/
BOOL WINAPI DeleteColorSpace( HCOLORSPACE hColorSpace )
{
FIXME( "stub\n" );
return TRUE;
}
/***********************************************************************
* SetColorSpace (GDI32.@)
*/
HCOLORSPACE WINAPI SetColorSpace( HDC hDC, HCOLORSPACE hColorSpace )
{
FIXME( "stub\n" );
return hColorSpace;
}
/***********************************************************************
* GetBoundsRect (GDI.194)
*/
UINT16 WINAPI GetBoundsRect16(HDC16 hdc, LPRECT16 rect, UINT16 flags)
{
return DCB_RESET | DCB_DISABLE; /* bounding rectangle always empty and disabled*/
}
/***********************************************************************
* GetBoundsRect (GDI32.@)
*/
UINT WINAPI GetBoundsRect(HDC hdc, LPRECT rect, UINT flags)
{
FIXME("(): stub\n");
return DCB_RESET; /* bounding rectangle always empty */
}
/***********************************************************************
* SetBoundsRect (GDI.193)
*/
UINT16 WINAPI SetBoundsRect16(HDC16 hdc, const RECT16* rect, UINT16 flags)
{
if ( (flags & DCB_ACCUMULATE) || (flags & DCB_ENABLE) )
FIXME("(%04x, %p, %04x): stub\n", hdc, rect, flags );
return DCB_RESET | DCB_DISABLE; /* bounding rectangle always empty and disabled*/
}
/***********************************************************************
* SetBoundsRect (GDI32.@)
*/
UINT WINAPI SetBoundsRect(HDC hdc, const RECT* rect, UINT flags)
{
FIXME("(): stub\n");
return DCB_DISABLE; /* bounding rectangle always empty */
}
/***********************************************************************
* GetRelAbs (GDI32.@)
*/
INT WINAPI GetRelAbs( HDC hdc, DWORD dwIgnore )
{
INT ret = 0;
DC *dc = DC_GetDCPtr( hdc );
if (dc) ret = dc->relAbsMode;
GDI_ReleaseObj( hdc );
return ret;
}
/***********************************************************************
* GetLayout (GDI32.@)
*
* Gets left->right or right->left text layout flags of a dc.
* win98 just returns 0 and sets ERROR_CALL_NOT_IMPLEMENTED so we do the same
*
*/
DWORD WINAPI GetLayout(HDC hdc)
{
FIXME("(%p): stub\n", hdc);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return 0;
}
/***********************************************************************
* SetLayout (GDI32.@)
*
* Sets left->right or right->left text layout flags of a dc.
* win98 just returns 0 and sets ERROR_CALL_NOT_IMPLEMENTED so we do the same
*
*/
DWORD WINAPI SetLayout(HDC hdc, DWORD layout)
{
FIXME("(%p,%08lx): stub\n", hdc, layout);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return 0;
}
/***********************************************************************
* GetDCBrushColor (GDI32.@)
*
* Retrieves the current brush color for the specified device
* context (DC).
*
*/
COLORREF WINAPI GetDCBrushColor(HDC hdc)
{
DC *dc;
COLORREF dcBrushColor = CLR_INVALID;
TRACE("hdc(%p)\n", hdc);
dc = DC_GetDCPtr( hdc );
if (dc)
{
dcBrushColor = dc->dcBrushColor;
GDI_ReleaseObj( hdc );
}
return dcBrushColor;
}
/***********************************************************************
* SetDCBrushColor (GDI32.@)
*
* Sets the current device context (DC) brush color to the specified
* color value. If the device cannot represent the specified color
* value, the color is set to the nearest physical color.
*
*/
COLORREF WINAPI SetDCBrushColor(HDC hdc, COLORREF crColor)
{
DC *dc;
COLORREF oldClr = CLR_INVALID;
TRACE("hdc(%p) crColor(%08lx)\n", hdc, crColor);
dc = DC_GetDCPtr( hdc );
if (dc)
{
if (dc->funcs->pSetDCBrushColor)
crColor = dc->funcs->pSetDCBrushColor( dc->physDev, crColor );
else if (dc->hBrush == GetStockObject( DC_BRUSH ))
{
/* If DC_BRUSH is selected, update driver pen color */
HBRUSH hBrush = CreateSolidBrush( crColor );
dc->funcs->pSelectBrush( dc->physDev, hBrush );
DeleteObject( hBrush );
}
if (crColor != CLR_INVALID)
{
oldClr = dc->dcBrushColor;
dc->dcBrushColor = crColor;
}
GDI_ReleaseObj( hdc );
}
return oldClr;
}
/***********************************************************************
* GetDCPenColor (GDI32.@)
*
* Retrieves the current pen color for the specified device
* context (DC).
*
*/
COLORREF WINAPI GetDCPenColor(HDC hdc)
{
DC *dc;
COLORREF dcPenColor = CLR_INVALID;
TRACE("hdc(%p)\n", hdc);
dc = DC_GetDCPtr( hdc );
if (dc)
{
dcPenColor = dc->dcPenColor;
GDI_ReleaseObj( hdc );
}
return dcPenColor;
}
/***********************************************************************
* SetDCPenColor (GDI32.@)
*
* Sets the current device context (DC) pen color to the specified
* color value. If the device cannot represent the specified color
* value, the color is set to the nearest physical color.
*
*/
COLORREF WINAPI SetDCPenColor(HDC hdc, COLORREF crColor)
{
DC *dc;
COLORREF oldClr = CLR_INVALID;
TRACE("hdc(%p) crColor(%08lx)\n", hdc, crColor);
dc = DC_GetDCPtr( hdc );
if (dc)
{
if (dc->funcs->pSetDCPenColor)
crColor = dc->funcs->pSetDCPenColor( dc->physDev, crColor );
else if (dc->hPen == GetStockObject( DC_PEN ))
{
/* If DC_PEN is selected, update the driver pen color */
LOGPEN logpen = { PS_SOLID, { 0, 0 }, crColor };
HPEN hPen = CreatePenIndirect( &logpen );
dc->funcs->pSelectPen( dc->physDev, hPen );
DeleteObject( hPen );
}
if (crColor != CLR_INVALID)
{
oldClr = dc->dcPenColor;
dc->dcPenColor = crColor;
}
GDI_ReleaseObj( hdc );
}
return oldClr;
}
/***********************************************************************
* SetVirtualResolution (GDI32.@)
*
* Undocumented on msdn. Called when PowerPoint XP saves a file.
*/
DWORD WINAPI SetVirtualResolution(HDC hdc, DWORD dw2, DWORD dw3, DWORD dw4, DWORD dw5)
{
FIXME("(%p %08lx %08lx %08lx %08lx): stub!\n", hdc, dw2, dw3, dw4, dw5);
return FALSE;
}