1469 lines
42 KiB
C
1469 lines
42 KiB
C
/*
|
|
* GDI Device Context functions
|
|
*
|
|
* Copyright 1993 Alexandre Julliard
|
|
*
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include "gdi.h"
|
|
#include "heap.h"
|
|
#include "debugtools.h"
|
|
#include "font.h"
|
|
#include "callback.h"
|
|
#include "winerror.h"
|
|
#include "windef.h"
|
|
#include "wingdi.h"
|
|
#include "wine/winuser16.h"
|
|
|
|
DEFAULT_DEBUG_CHANNEL(dc);
|
|
|
|
|
|
/***********************************************************************
|
|
* DC_AllocDC
|
|
*/
|
|
DC *DC_AllocDC( const DC_FUNCTIONS *funcs )
|
|
{
|
|
HDC hdc;
|
|
DC *dc;
|
|
|
|
if (!(dc = GDI_AllocObject( sizeof(*dc), DC_MAGIC, &hdc ))) 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->devCaps = NULL;
|
|
dc->hClipRgn = 0;
|
|
dc->hVisRgn = 0;
|
|
dc->hGCClipRgn = 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->ROPmode = R2_COPYPEN;
|
|
dc->polyFillMode = ALTERNATE;
|
|
dc->stretchBltMode = BLACKONWHITE;
|
|
dc->relAbsMode = ABSOLUTE;
|
|
dc->backgroundMode = OPAQUE;
|
|
dc->backgroundColor = RGB( 255, 255, 255 );
|
|
dc->textColor = RGB( 0, 0, 0 );
|
|
dc->brushOrgX = 0;
|
|
dc->brushOrgY = 0;
|
|
dc->textAlign = TA_LEFT | TA_TOP | TA_NOUPDATECP;
|
|
dc->charExtra = 0;
|
|
dc->breakTotalExtra = 0;
|
|
dc->breakCount = 0;
|
|
dc->breakExtra = 0;
|
|
dc->breakRem = 0;
|
|
dc->totalExtent.left = 0;
|
|
dc->totalExtent.top = 0;
|
|
dc->totalExtent.right = 0;
|
|
dc->totalExtent.bottom = 0;
|
|
dc->bitsPerPixel = 1;
|
|
dc->MapMode = MM_TEXT;
|
|
dc->GraphicsMode = GM_COMPATIBLE;
|
|
dc->DCOrgX = 0;
|
|
dc->DCOrgY = 0;
|
|
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) == 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)
|
|
{
|
|
dc->flags &= ~DC_DIRTY;
|
|
if (!(dc->flags & (DC_SAVED | DC_MEMORY)))
|
|
{
|
|
DCHOOKPROC proc = dc->hookThunk;
|
|
if (proc)
|
|
{
|
|
DWORD data = dc->dwHookData;
|
|
GDI_ReleaseObj( hdc );
|
|
proc( 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_InitDC
|
|
*
|
|
* Setup device-specific DC values for a newly created DC.
|
|
*/
|
|
void DC_InitDC( DC* dc )
|
|
{
|
|
RealizeDefaultPalette16( dc->hSelf );
|
|
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;
|
|
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;
|
|
|
|
/* 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 );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetDCState (GDI.179)
|
|
*/
|
|
HDC16 WINAPI GetDCState16( HDC16 hdc )
|
|
{
|
|
DC * newdc, * dc;
|
|
HGDIOBJ handle;
|
|
|
|
if (!(dc = DC_GetDCUpdate( hdc ))) return 0;
|
|
if (!(newdc = GDI_AllocObject( sizeof(DC), DC_MAGIC, &handle )))
|
|
{
|
|
GDI_ReleaseObj( hdc );
|
|
return 0;
|
|
}
|
|
TRACE("(%04x): returning %04x\n", hdc, handle );
|
|
|
|
newdc->flags = dc->flags | DC_SAVED;
|
|
newdc->devCaps = dc->devCaps;
|
|
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->totalExtent = dc->totalExtent;
|
|
newdc->bitsPerPixel = dc->bitsPerPixel;
|
|
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->brushOrgX = dc->brushOrgX;
|
|
newdc->brushOrgY = dc->brushOrgY;
|
|
newdc->textAlign = dc->textAlign;
|
|
newdc->charExtra = dc->charExtra;
|
|
newdc->breakTotalExtra = dc->breakTotalExtra;
|
|
newdc->breakCount = dc->breakCount;
|
|
newdc->breakExtra = dc->breakExtra;
|
|
newdc->breakRem = dc->breakRem;
|
|
newdc->MapMode = dc->MapMode;
|
|
newdc->GraphicsMode = dc->GraphicsMode;
|
|
#if 0
|
|
/* Apparently, the DC origin is not changed by [GS]etDCState */
|
|
newdc->DCOrgX = dc->DCOrgX;
|
|
newdc->DCOrgY = dc->DCOrgY;
|
|
#endif
|
|
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->hGCClipRgn = 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;
|
|
GDI_ReleaseObj( handle );
|
|
GDI_ReleaseObj( hdc );
|
|
return handle;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetDCState (GDI.180)
|
|
*/
|
|
void WINAPI SetDCState16( HDC16 hdc, HDC16 hdcs )
|
|
{
|
|
DC *dc, *dcs;
|
|
|
|
if (!(dc = GDI_GetObjPtr( hdc, DC_MAGIC ))) return;
|
|
if (!(dcs = GDI_GetObjPtr( hdcs, DC_MAGIC )))
|
|
{
|
|
GDI_ReleaseObj( hdc );
|
|
return;
|
|
}
|
|
if (!dcs->flags & DC_SAVED)
|
|
{
|
|
GDI_ReleaseObj( hdc );
|
|
GDI_ReleaseObj( hdcs );
|
|
return;
|
|
}
|
|
TRACE("%04x %04x\n", hdc, hdcs );
|
|
|
|
dc->flags = dcs->flags & ~DC_SAVED;
|
|
dc->devCaps = dcs->devCaps;
|
|
dc->hDevice = dcs->hDevice;
|
|
dc->totalExtent = dcs->totalExtent;
|
|
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->brushOrgX = dcs->brushOrgX;
|
|
dc->brushOrgY = dcs->brushOrgY;
|
|
dc->textAlign = dcs->textAlign;
|
|
dc->charExtra = dcs->charExtra;
|
|
dc->breakTotalExtra = dcs->breakTotalExtra;
|
|
dc->breakCount = dcs->breakCount;
|
|
dc->breakExtra = dcs->breakExtra;
|
|
dc->breakRem = dcs->breakRem;
|
|
dc->MapMode = dcs->MapMode;
|
|
dc->GraphicsMode = dcs->GraphicsMode;
|
|
#if 0
|
|
/* Apparently, the DC origin is not changed by [GS]etDCState */
|
|
dc->DCOrgX = dcs->DCOrgX;
|
|
dc->DCOrgY = dcs->DCOrgY;
|
|
#endif
|
|
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 (!(dc->flags & DC_MEMORY)) dc->bitsPerPixel = dcs->bitsPerPixel;
|
|
|
|
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);
|
|
GDISelectPalette16( hdc, dcs->hPalette, FALSE );
|
|
GDI_ReleaseObj( hdcs );
|
|
GDI_ReleaseObj( hdc );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SaveDC (GDI.30)
|
|
*/
|
|
INT16 WINAPI SaveDC16( HDC16 hdc )
|
|
{
|
|
return (INT16)SaveDC( hdc );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SaveDC (GDI32.@)
|
|
*/
|
|
INT WINAPI SaveDC( HDC hdc )
|
|
{
|
|
HDC hdcs;
|
|
DC * dc, * dcs;
|
|
INT ret;
|
|
|
|
dc = DC_GetDCUpdate( hdc );
|
|
if (!dc) return 0;
|
|
|
|
if(dc->funcs->pSaveDC)
|
|
{
|
|
ret = dc->funcs->pSaveDC( dc );
|
|
GDI_ReleaseObj( hdc );
|
|
return ret;
|
|
}
|
|
|
|
if (!(hdcs = GetDCState16( hdc )))
|
|
{
|
|
GDI_ReleaseObj( hdc );
|
|
return 0;
|
|
}
|
|
dcs = GDI_GetObjPtr( hdcs, DC_MAGIC );
|
|
|
|
/* 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 = hdcs;
|
|
TRACE("(%04x): returning %d\n", hdc, dc->saveLevel+1 );
|
|
ret = ++dc->saveLevel;
|
|
GDI_ReleaseObj( hdcs );
|
|
GDI_ReleaseObj( hdc );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* RestoreDC (GDI.39)
|
|
*/
|
|
BOOL16 WINAPI RestoreDC16( HDC16 hdc, INT16 level )
|
|
{
|
|
return RestoreDC( hdc, level );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* RestoreDC (GDI32.@)
|
|
*/
|
|
BOOL WINAPI RestoreDC( HDC hdc, INT level )
|
|
{
|
|
DC * dc, * dcs;
|
|
BOOL success;
|
|
|
|
TRACE("%04x %d\n", hdc, level );
|
|
dc = DC_GetDCPtr( hdc );
|
|
if(!dc) return FALSE;
|
|
if(dc->funcs->pRestoreDC)
|
|
{
|
|
success = dc->funcs->pRestoreDC( dc, 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)
|
|
{
|
|
HDC16 hdcs = dc->header.hNext;
|
|
if (!(dcs = GDI_GetObjPtr( hdcs, DC_MAGIC )))
|
|
{
|
|
GDI_ReleaseObj( hdc );
|
|
return FALSE;
|
|
}
|
|
dc->header.hNext = dcs->header.hNext;
|
|
if (--dc->saveLevel < level)
|
|
{
|
|
SetDCState16( 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 );
|
|
DeleteDC( hdcs );
|
|
}
|
|
GDI_ReleaseObj( hdc );
|
|
return success;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* CreateDC (GDI.53)
|
|
*/
|
|
HDC16 WINAPI CreateDC16( LPCSTR driver, LPCSTR device, LPCSTR output,
|
|
const DEVMODEA *initData )
|
|
{
|
|
return CreateDCA( driver, device, output, initData );
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CreateDCA (GDI32.@)
|
|
*/
|
|
HDC WINAPI CreateDCA( LPCSTR driver, LPCSTR device, LPCSTR output,
|
|
const DEVMODEA *initData )
|
|
{
|
|
HDC hdc;
|
|
DC * dc;
|
|
const DC_FUNCTIONS *funcs;
|
|
char buf[300];
|
|
|
|
if (!device || !DRIVER_GetDriverName( device, buf, sizeof(buf) ))
|
|
strcpy(buf, driver);
|
|
|
|
if (!(funcs = DRIVER_FindDriver( buf ))) return 0;
|
|
if (!(dc = DC_AllocDC( funcs ))) return 0;
|
|
dc->flags = 0;
|
|
|
|
TRACE("(driver=%s, device=%s, output=%s): returning %04x\n",
|
|
debugstr_a(driver), debugstr_a(device), debugstr_a(output), dc->hSelf );
|
|
|
|
if (dc->funcs->pCreateDC &&
|
|
!dc->funcs->pCreateDC( dc, buf, device, output, initData ))
|
|
{
|
|
WARN("creation aborted by device\n" );
|
|
GDI_FreeObject( dc->hSelf, dc );
|
|
return 0;
|
|
}
|
|
|
|
DC_InitDC( dc );
|
|
hdc = dc->hSelf;
|
|
GDI_ReleaseObj( hdc );
|
|
return hdc;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* CreateDCW (GDI32.@)
|
|
*/
|
|
HDC WINAPI CreateDCW( LPCWSTR driver, LPCWSTR device, LPCWSTR output,
|
|
const DEVMODEW *initData )
|
|
{
|
|
LPSTR driverA = HEAP_strdupWtoA( GetProcessHeap(), 0, driver );
|
|
LPSTR deviceA = HEAP_strdupWtoA( GetProcessHeap(), 0, device );
|
|
LPSTR outputA = HEAP_strdupWtoA( GetProcessHeap(), 0, output );
|
|
HDC res = CreateDCA( driverA, deviceA, outputA,
|
|
(const DEVMODEA *)initData /*FIXME*/ );
|
|
HeapFree( GetProcessHeap(), 0, driverA );
|
|
HeapFree( GetProcessHeap(), 0, deviceA );
|
|
HeapFree( GetProcessHeap(), 0, outputA );
|
|
return res;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* CreateIC (GDI.153)
|
|
*/
|
|
HDC16 WINAPI CreateIC16( LPCSTR driver, LPCSTR device, LPCSTR output,
|
|
const DEVMODEA* initData )
|
|
{
|
|
/* Nothing special yet for ICs */
|
|
return CreateDC16( driver, device, output, initData );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* 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 (GDI.52)
|
|
*/
|
|
HDC16 WINAPI CreateCompatibleDC16( HDC16 hdc )
|
|
{
|
|
return (HDC16)CreateCompatibleDC( hdc );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* CreateCompatibleDC (GDI32.@)
|
|
*/
|
|
HDC WINAPI CreateCompatibleDC( HDC hdc )
|
|
{
|
|
DC *dc, *origDC;
|
|
const DC_FUNCTIONS *funcs;
|
|
|
|
if ((origDC = GDI_GetObjPtr( hdc, DC_MAGIC ))) funcs = origDC->funcs;
|
|
else funcs = DRIVER_FindDriver( "DISPLAY" );
|
|
|
|
if (!funcs || !(dc = DC_AllocDC( funcs )))
|
|
{
|
|
if (origDC) GDI_ReleaseObj( hdc );
|
|
return 0;
|
|
}
|
|
|
|
TRACE("(%04x): returning %04x\n",
|
|
hdc, dc->hSelf );
|
|
|
|
dc->flags = DC_MEMORY;
|
|
dc->bitsPerPixel = 1;
|
|
dc->hBitmap = hPseudoStockBitmap;
|
|
|
|
/* 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. */
|
|
if (origDC)
|
|
dc->physDev = origDC->physDev;
|
|
|
|
if (dc->funcs->pCreateDC &&
|
|
!dc->funcs->pCreateDC( dc, NULL, NULL, NULL, NULL ))
|
|
{
|
|
WARN("creation aborted by device\n");
|
|
GDI_FreeObject( dc->hSelf, dc );
|
|
if (origDC) GDI_ReleaseObj( hdc );
|
|
return 0;
|
|
}
|
|
|
|
DC_InitDC( dc );
|
|
GDI_ReleaseObj( dc->hSelf );
|
|
if (origDC) GDI_ReleaseObj( hdc );
|
|
return dc->hSelf;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* DeleteDC (GDI.68)
|
|
*/
|
|
BOOL16 WINAPI DeleteDC16( HDC16 hdc )
|
|
{
|
|
return DeleteDC( hdc );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* DeleteDC (GDI32.@)
|
|
*/
|
|
BOOL WINAPI DeleteDC( HDC hdc )
|
|
{
|
|
DC * dc = GDI_GetObjPtr( hdc, DC_MAGIC );
|
|
if (!dc) return FALSE;
|
|
|
|
TRACE("%04x\n", hdc );
|
|
|
|
/* Call hook procedure to check whether is it OK to delete this DC */
|
|
if (dc->hookThunk && !(dc->flags & (DC_SAVED | DC_MEMORY)))
|
|
{
|
|
DCHOOKPROC proc = dc->hookThunk;
|
|
if (proc)
|
|
{
|
|
DWORD data = dc->dwHookData;
|
|
GDI_ReleaseObj( hdc );
|
|
if (!proc( hdc, DCHC_DELETEDC, data, 0 )) return FALSE;
|
|
if (!(dc = DC_GetDCPtr( hdc ))) return FALSE;
|
|
}
|
|
}
|
|
|
|
while (dc->saveLevel)
|
|
{
|
|
DC * dcs;
|
|
HDC16 hdcs = dc->header.hNext;
|
|
if (!(dcs = GDI_GetObjPtr( hdcs, DC_MAGIC ))) break;
|
|
dc->header.hNext = dcs->header.hNext;
|
|
dc->saveLevel--;
|
|
GDI_ReleaseObj( hdcs );
|
|
DeleteDC( hdcs );
|
|
}
|
|
|
|
if (!(dc->flags & DC_SAVED))
|
|
{
|
|
SelectObject( hdc, GetStockObject(BLACK_PEN) );
|
|
SelectObject( hdc, GetStockObject(WHITE_BRUSH) );
|
|
SelectObject( hdc, GetStockObject(SYSTEM_FONT) );
|
|
if (dc->funcs->pDeleteDC) dc->funcs->pDeleteDC(dc);
|
|
}
|
|
|
|
if (dc->hClipRgn) DeleteObject( dc->hClipRgn );
|
|
if (dc->hVisRgn) DeleteObject( dc->hVisRgn );
|
|
if (dc->hGCClipRgn) DeleteObject( dc->hGCClipRgn );
|
|
if (dc->pAbortProc) THUNK_Free( (FARPROC)dc->pAbortProc );
|
|
if (dc->hookThunk) THUNK_Free( (FARPROC)dc->hookThunk );
|
|
PATH_DestroyGdiPath(&dc->path);
|
|
|
|
return GDI_FreeObject( hdc, dc );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* ResetDC (GDI.376)
|
|
*/
|
|
HDC16 WINAPI ResetDC16( HDC16 hdc, const DEVMODEA *devmode )
|
|
{
|
|
FIXME("stub\n" );
|
|
return hdc;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* ResetDCA (GDI32.@)
|
|
*/
|
|
HDC WINAPI ResetDCA( HDC hdc, const DEVMODEA *devmode )
|
|
{
|
|
FIXME("stub\n" );
|
|
return hdc;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* ResetDCW (GDI32.@)
|
|
*/
|
|
HDC WINAPI ResetDCW( HDC hdc, const DEVMODEW *devmode )
|
|
{
|
|
FIXME("stub\n" );
|
|
return hdc;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetDeviceCaps (GDI.80)
|
|
*/
|
|
INT16 WINAPI GetDeviceCaps16( HDC16 hdc, INT16 cap )
|
|
{
|
|
INT16 ret = GetDeviceCaps( hdc, cap );
|
|
/* some apps don't expect -1 and think it's a B&W screen */
|
|
if ((cap == NUMCOLORS) && (ret == -1)) ret = 2048;
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetDeviceCaps (GDI32.@)
|
|
*/
|
|
INT WINAPI GetDeviceCaps( HDC hdc, INT cap )
|
|
{
|
|
DC *dc;
|
|
INT ret = 0;
|
|
POINT pt;
|
|
|
|
/* Device capabilities for the printer */
|
|
switch (cap)
|
|
{
|
|
case PHYSICALWIDTH:
|
|
if(Escape(hdc, GETPHYSPAGESIZE, 0, NULL, (LPVOID)&pt) > 0) ret = pt.x;
|
|
break;
|
|
case PHYSICALHEIGHT:
|
|
if(Escape(hdc, GETPHYSPAGESIZE, 0, NULL, (LPVOID)&pt) > 0) ret = pt.y;
|
|
break;
|
|
case PHYSICALOFFSETX:
|
|
if(Escape(hdc, GETPRINTINGOFFSET, 0, NULL, (LPVOID)&pt) > 0) ret = pt.x;
|
|
break;
|
|
case PHYSICALOFFSETY:
|
|
if(Escape(hdc, GETPRINTINGOFFSET, 0, NULL, (LPVOID)&pt) > 0) ret = pt.y;
|
|
break;
|
|
case SCALINGFACTORX:
|
|
if(Escape(hdc, GETSCALINGFACTOR, 0, NULL, (LPVOID)&pt) > 0) ret = pt.x;
|
|
break;
|
|
case SCALINGFACTORY:
|
|
if(Escape(hdc, GETSCALINGFACTOR, 0, NULL, (LPVOID)&pt) > 0) ret = pt.y;
|
|
break;
|
|
case CAPS1:
|
|
FIXME("(%04x,%d): DeviceCaps param CAPS1 is UNIMPLEMENTED, will yield 0!\n",
|
|
hdc,cap );
|
|
|
|
/* please see wingdi.h for the possible bit-flag values that need
|
|
to be returned.
|
|
|
|
also, see
|
|
http://msdn.microsoft.com/library/ddkdoc/win95ddk/graphcnt_1m0p.htm
|
|
|
|
the fall-through to 'default' is on purpose */
|
|
|
|
|
|
default:
|
|
if ((cap < 0) || (cap > sizeof(DeviceCaps)-sizeof(WORD))) break;
|
|
|
|
if (((cap>=46) && (cap<88)) || ((cap>=92) && (cap<104)))
|
|
FIXME("(%04x,%d): unsupported DeviceCaps capability, will yield 0!\n",
|
|
hdc,cap );
|
|
if ((dc = DC_GetDCPtr( hdc )))
|
|
{
|
|
if (dc->devCaps)
|
|
{
|
|
ret = *(WORD *)(((char *)dc->devCaps) + cap);
|
|
if ((cap == NUMCOLORS) && (ret == 0xffff)) ret = -1;
|
|
}
|
|
GDI_ReleaseObj( hdc );
|
|
}
|
|
break;
|
|
}
|
|
|
|
TRACE("(%04x,%d): returning %d\n", hdc, cap, ret );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetBkColor (GDI.1)
|
|
*/
|
|
COLORREF WINAPI SetBkColor16( HDC16 hdc, COLORREF color )
|
|
{
|
|
return SetBkColor( hdc, color );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetBkColor (GDI32.@)
|
|
*/
|
|
COLORREF WINAPI SetBkColor( HDC hdc, COLORREF color )
|
|
{
|
|
COLORREF oldColor;
|
|
DC * dc = DC_GetDCPtr( hdc );
|
|
|
|
if (!dc) return 0x80000000;
|
|
if (dc->funcs->pSetBkColor)
|
|
oldColor = dc->funcs->pSetBkColor(dc, color);
|
|
else {
|
|
oldColor = dc->backgroundColor;
|
|
dc->backgroundColor = color;
|
|
}
|
|
GDI_ReleaseObj( hdc );
|
|
return oldColor;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetTextColor (GDI.9)
|
|
*/
|
|
COLORREF WINAPI SetTextColor16( HDC16 hdc, COLORREF color )
|
|
{
|
|
return SetTextColor( hdc, color );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetTextColor (GDI32.@)
|
|
*/
|
|
COLORREF WINAPI SetTextColor( HDC hdc, COLORREF color )
|
|
{
|
|
COLORREF oldColor;
|
|
DC * dc = DC_GetDCPtr( hdc );
|
|
|
|
if (!dc) return 0x80000000;
|
|
if (dc->funcs->pSetTextColor)
|
|
oldColor = dc->funcs->pSetTextColor(dc, color);
|
|
else {
|
|
oldColor = dc->textColor;
|
|
dc->textColor = color;
|
|
}
|
|
GDI_ReleaseObj( hdc );
|
|
return oldColor;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* SetTextAlign (GDI.346)
|
|
*/
|
|
UINT16 WINAPI SetTextAlign16( HDC16 hdc, UINT16 align )
|
|
{
|
|
return SetTextAlign( hdc, align );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetTextAlign (GDI32.@)
|
|
*/
|
|
UINT WINAPI SetTextAlign( HDC hdc, UINT align )
|
|
{
|
|
UINT prevAlign;
|
|
DC *dc = DC_GetDCPtr( hdc );
|
|
if (!dc) return 0x0;
|
|
if (dc->funcs->pSetTextAlign)
|
|
prevAlign = dc->funcs->pSetTextAlign(dc, 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, lpp );
|
|
lpp->x += dc->DCOrgX;
|
|
lpp->y += dc->DCOrgY;
|
|
GDI_ReleaseObj( hDC );
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetDCOrg (GDI.79)
|
|
*/
|
|
DWORD WINAPI GetDCOrg16( HDC16 hdc )
|
|
{
|
|
POINT pt;
|
|
if( GetDCOrgEx( hdc, &pt) )
|
|
return MAKELONG( (WORD)pt.x, (WORD)pt.y );
|
|
return 0;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetDCOrg (GDI.117)
|
|
*/
|
|
DWORD WINAPI SetDCOrg16( HDC16 hdc, INT16 x, INT16 y )
|
|
{
|
|
DWORD prevOrg;
|
|
DC *dc = DC_GetDCPtr( hdc );
|
|
if (!dc) return 0;
|
|
prevOrg = dc->DCOrgX | (dc->DCOrgY << 16);
|
|
dc->DCOrgX = x;
|
|
dc->DCOrgY = 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 (GDI.525)
|
|
*/
|
|
INT16 WINAPI SetArcDirection16( HDC16 hdc, INT16 nDirection )
|
|
{
|
|
return SetArcDirection( (HDC)hdc, (INT)nDirection );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* 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 )))
|
|
{
|
|
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;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* 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;
|
|
|
|
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 STD
|
|
*/
|
|
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;
|
|
|
|
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 STD
|
|
*/
|
|
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 (GDI.190)
|
|
*/
|
|
|
|
/* ### start build ### */
|
|
extern WORD CALLBACK GDI_CallTo16_word_wwll(FARPROC16,WORD,WORD,LONG,LONG);
|
|
/* ### stop build ### */
|
|
|
|
/**********************************************************************/
|
|
|
|
BOOL16 WINAPI SetDCHook( HDC16 hdc, FARPROC16 hookProc, DWORD dwHookData )
|
|
{
|
|
DC *dc = DC_GetDCPtr( hdc );
|
|
if (!dc) return FALSE;
|
|
|
|
/*
|
|
* Note: We store the original SEGPTR 'hookProc' as we need to be
|
|
* able to return it verbatim in GetDCHook,
|
|
*
|
|
* On the other hand, we still call THUNK_Alloc and store the
|
|
* 32-bit thunk into another DC member, because THUNK_Alloc
|
|
* recognizes the (typical) case that the 'hookProc' is indeed
|
|
* the 16-bit API entry point of a built-in routine (e.g. DCHook16)
|
|
*
|
|
* We could perform that test every time the hook is about to
|
|
* be called (or else we could live with the 32->16->32 detour),
|
|
* but this way is the most efficient ...
|
|
*/
|
|
|
|
dc->hookProc = hookProc;
|
|
dc->dwHookData = dwHookData;
|
|
|
|
THUNK_Free( (FARPROC)dc->hookThunk );
|
|
dc->hookThunk = (DCHOOKPROC)
|
|
THUNK_Alloc( hookProc, (RELAY)GDI_CallTo16_word_wwll );
|
|
|
|
GDI_ReleaseObj( hdc );
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetDCHook (GDI.191)
|
|
*/
|
|
DWORD WINAPI GetDCHook( HDC16 hdc, FARPROC16 *phookProc )
|
|
{
|
|
DC *dc = DC_GetDCPtr( hdc );
|
|
if (!dc) return 0;
|
|
*phookProc = dc->hookProc;
|
|
GDI_ReleaseObj( hdc );
|
|
return dc->dwHookData;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetHookFlags (GDI.192)
|
|
*/
|
|
WORD WINAPI SetHookFlags16(HDC16 hDC, WORD flags)
|
|
{
|
|
DC *dc = DC_GetDCPtr( hDC );
|
|
|
|
if( dc )
|
|
{
|
|
WORD wRet = dc->flags & DC_DIRTY;
|
|
|
|
/* "Undocumented Windows" info is slightly confusing.
|
|
*/
|
|
|
|
TRACE("hDC %04x, 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, 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, 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;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* Death (GDI.121)
|
|
*
|
|
* Disables GDI, switches back to text mode.
|
|
* We don't have to do anything here,
|
|
* just let console support handle everything
|
|
*/
|
|
void WINAPI Death16(HDC16 hDC)
|
|
{
|
|
MESSAGE("Death(%04x) called. Application enters text mode...\n", hDC);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* Resurrection (GDI.122)
|
|
*
|
|
* Restores GDI functionality
|
|
*/
|
|
void WINAPI Resurrection16(HDC16 hDC,
|
|
WORD w1, WORD w2, WORD w3, WORD w4, WORD w5, WORD w6)
|
|
{
|
|
MESSAGE("Resurrection(%04x, %04x, %04x, %04x, %04x, %04x, %04x) called. Application left text mode.\n", hDC, w1, w2, w3, w4, w5, w6);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetLayout (GDI32.@)
|
|
* GetLayout (GDI.1001)
|
|
*
|
|
* 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("(%08x): 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("(%08x,%08lx): stub\n", hdc, layout);
|
|
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
|
|
return 0;
|
|
}
|